syzkaller login: [ 540.076539][ T31] kauditd_printk_skb: 8 callbacks suppressed [ 540.076824][ T31] audit: type=1400 audit(540.020:58): avc: denied { read write } for pid=3101 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 540.078052][ T31] audit: type=1400 audit(540.020:59): avc: denied { open } for pid=3101 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:48504' (ED25519) to the list of known hosts. [ 573.395836][ T31] audit: type=1400 audit(573.340:60): avc: denied { execute } for pid=3114 comm="sh" name="syz-executor536220499" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 573.399874][ T31] audit: type=1400 audit(573.340:61): avc: denied { execute_no_trans } for pid=3114 comm="sh" path="/syz-executor536220499" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 573.436940][ T31] audit: type=1400 audit(573.380:62): avc: denied { execmem } for pid=3114 comm="syz-executor536" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 573.450482][ T31] audit: type=1400 audit(573.390:63): avc: denied { prog_load } for pid=3115 comm="syz-executor536" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 573.451931][ T31] audit: type=1400 audit(573.390:64): avc: denied { bpf } for pid=3115 comm="syz-executor536" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 573.457122][ T31] audit: type=1400 audit(573.400:65): avc: denied { perfmon } for pid=3115 comm="syz-executor536" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 573.470799][ T31] audit: type=1400 audit(573.410:66): avc: denied { prog_run } for pid=3115 comm="syz-executor536" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 605.254644][ C0] hrtimer: interrupt took 9825440 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.054630][ T32] INFO: task kworker/0:0:9 blocked for more than 450 seconds. [ 1324.055211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.055341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.055476][ T32] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.055762][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.056841][ T32] Call trace: [ 1324.057164][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.074939][ T32] r10:8291a684 r9:df83dd84 r8:00000002 r7:60000113 r6:df83dd8c r5:83236000 [ 1324.081985][ T32] r4:83236000 [ 1324.093010][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.110745][ T32] r5:83236000 r4:8291a680 [ 1324.122983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.144716][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.156729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df83de08 [ 1324.163015][ T32] r4:00000000 [ 1324.164790][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.171649][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.177589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.180704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba0c0 [ 1324.189167][ T32] r4:00000000 [ 1324.189330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.189472][ T32] r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.189829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.192405][ T32] r5:00001000 r4:eb27d000 [ 1324.209366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.212174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.217308][ T32] r5:8562d78c r4:8562d400 [ 1324.222950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.224385][ T32] r7:dddced80 r6:83018000 r5:8562d78c r4:830b8400 [ 1324.224807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.225413][ T32] r10:61c88647 r9:83236000 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.225969][ T32] r4:830b8400 [ 1324.226426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.227101][ T32] r10:00000000 r9:830b8400 r8:80287e08 r7:df819e48 r6:830b8480 r5:83236000 [ 1324.227580][ T32] r4:00000001 [ 1324.227924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.228521][ T32] Exception stack(0xdf83dfb0 to 0xdf83dff8) [ 1324.229092][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.229640][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.230250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.233348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.234331][ T32] r4:830b51c0 [ 1324.235248][ T32] INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.237741][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.240161][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.240746][ T32] Call trace: [ 1324.241231][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.241725][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.244004][ T32] r4:00000000 [ 1324.244387][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.244891][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.245293][ T32] 1d20: 8b851000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.245776][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.246257][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.246651][ T32] r5:80070013 r4:80239bb0 [ 1324.246969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.247498][ T32] r4:82ac21e4 [ 1324.247800][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.248526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.249126][ T32] r4:e0581dc0 [ 1324.249474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.252150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.254348][ T32] r4:00000000 [ 1324.254675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.255152][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.255661][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.256153][ T32] r5:00001000 r4:dfab3000 [ 1324.256494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.256992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.257449][ T32] r5:8502638c r4:85026000 [ 1324.257815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.258330][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.258739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.261649][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.264539][ T32] r4:8509f580 [ 1324.264873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.265352][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.265790][ T32] r4:00000001 [ 1324.266131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.266576][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.266940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.267411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.267870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.268350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.268794][ T32] r4:8509db40 [ 1324.269320][ T32] INFO: task kworker/1:0:23 blocked for more than 450 seconds. [ 1324.269751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.270198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.270634][ T32] task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.271362][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.271925][ T32] Call trace: [ 1324.272423][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.272904][ T32] r10:8291a684 r9:df879d84 r8:00000002 r7:60000013 r6:df879d8c r5:83242400 [ 1324.273307][ T32] r4:83242400 [ 1324.273665][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.274419][ T32] r5:83242400 r4:8291a680 [ 1324.274744][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.276367][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.278802][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 [ 1324.279229][ T32] r4:00000000 [ 1324.279519][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.280022][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.280516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.281065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520f600 [ 1324.281639][ T32] r4:00000000 [ 1324.281935][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.284111][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [ 1324.284637][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.285188][ T32] r5:00001000 r4:ed727000 [ 1324.285628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.286214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.286776][ T32] r5:85d6d38c r4:85d6d000 [ 1324.287804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.293939][ T32] r7:ddde2d80 r6:83018200 r5:85d6d38c r4:830cc080 [ 1324.294343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.294850][ T32] r10:61c88647 r9:83242400 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.295285][ T32] r4:830cc080 [ 1324.295598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.296088][ T32] r10:00000000 r9:830cc080 r8:80287e08 r7:df819d50 r6:830cc100 r5:83242400 [ 1324.296656][ T32] r4:00000001 [ 1324.296957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.297389][ T32] Exception stack(0xdf879fb0 to 0xdf879ff8) [ 1324.297795][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.298219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.298672][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.299059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.299478][ T32] r4:830cb100 [ 1324.300196][ T32] INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.300750][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.301670][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.302203][ T32] Call trace: [ 1324.302940][ T32] [<8029ce18>] (preempt_count_sub) from [<81a54508>] (preempt_schedule_irq+0x4c/0xa8) [ 1324.304469][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.304923][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.305282][ T32] 1d20: 8c2e1000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.305731][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.306246][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.306633][ T32] r5:80070013 r4:80239bb0 [ 1324.307097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.310363][ T32] r4:82ac21e4 [ 1324.314073][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.314573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.315038][ T32] r4:e0581dc0 [ 1324.315350][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.315799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.316208][ T32] r4:00000000 [ 1324.316597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.317049][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.317521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.318040][ T32] r5:00001000 r4:dfab3000 [ 1324.318384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.318888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.319499][ T32] r5:8502638c r4:85026000 [ 1324.319865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.320430][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.320846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.321471][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.321942][ T32] r4:8509f580 [ 1324.322239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.322760][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.323295][ T32] r4:00000001 [ 1324.323662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.324356][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.329094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.334119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.334653][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.335079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.335532][ T32] r4:8509db40 [ 1324.335888][ T32] INFO: task kworker/1:3:100 blocked for more than 450 seconds. [ 1324.336277][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.336678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.337134][ T32] task:kworker/1:3 state:D stack:0 pid:100 tgid:100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.337865][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.338376][ T32] Call trace: [ 1324.338816][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.339249][ T32] r10:8291a684 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:83b79800 [ 1324.339762][ T32] r4:83b79800 [ 1324.340086][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.340602][ T32] r5:83b79800 r4:8291a680 [ 1324.340914][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.341390][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.341973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 [ 1324.342457][ T32] r4:00000000 [ 1324.342768][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.343193][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.343626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.344283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520fbc0 [ 1324.344748][ T32] r4:00000000 [ 1324.345042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.345493][ T32] r9:83018205 r8:83b79800 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [ 1324.345923][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.346456][ T32] r5:00001000 r4:ed887000 [ 1324.346777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.347212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.347677][ T32] r5:85d6e38c r4:85d6e000 [ 1324.347997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.348497][ T32] r7:ddde2d80 r6:83018200 r5:85d6e38c r4:832d2e80 [ 1324.348908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.349411][ T32] r10:61c88647 r9:83b79800 r8:832d2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.349876][ T32] r4:832d2e80 [ 1324.350162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.350615][ T32] r10:00000000 r9:832d2e80 r8:80287e08 r7:df9c5e60 r6:832d2f00 r5:83b79800 [ 1324.351058][ T32] r4:00000001 [ 1324.351355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.354604][ T32] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1324.354974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.355403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.355823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.356227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.356688][ T32] r4:83ac8340 [ 1324.357424][ T32] INFO: task kworker/1:3:100 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.361389][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.364877][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.365481][ T32] Call trace: [ 1324.365934][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.366569][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.367015][ T32] r4:00000000 [ 1324.367362][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.367824][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.368275][ T32] 1d20: 8cef3000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.368891][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.369327][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.369725][ T32] r5:80070013 r4:80239bb0 [ 1324.370080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.370714][ T32] r4:82ac21e4 [ 1324.371016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.371569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.372097][ T32] r4:e0581dc0 [ 1324.372446][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.372915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.373903][ T32] r4:00000000 [ 1324.375146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.375659][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.376179][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.379741][ T32] r5:00001000 r4:dfab3000 [ 1324.383985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.384588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.385106][ T32] r5:8502638c r4:85026000 [ 1324.385484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.386066][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.386566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.387111][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.387546][ T32] r4:8509f580 [ 1324.387843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.388287][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.388820][ T32] r4:00000001 [ 1324.389155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.389651][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.390030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.390599][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.391169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.391622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.392161][ T32] r4:8509db40 [ 1324.392740][ T32] INFO: task kworker/0:3:3125 blocked for more than 450 seconds. [ 1324.393165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.393515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.394518][ T32] task:kworker/0:3 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.397074][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.399292][ T32] Call trace: [ 1324.399755][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.400252][ T32] r10:8291a684 r9:df9c9d84 r8:00000002 r7:60000113 r6:df9c9d8c r5:84542400 [ 1324.400723][ T32] r4:84542400 [ 1324.401046][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.401579][ T32] r5:84542400 r4:8291a680 [ 1324.401928][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.402421][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.403006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c9e08 [ 1324.405134][ T32] r4:00000000 [ 1324.410536][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.414487][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.415032][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.415531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586cf40 [ 1324.416022][ T32] r4:00000000 [ 1324.416373][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.416874][ T32] r9:83018005 r8:84542400 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1324.417309][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.417749][ T32] r5:00001000 r4:df883000 [ 1324.418054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.418484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.418974][ T32] r5:8574d78c r4:8574d400 [ 1324.419325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.419851][ T32] r7:dddced80 r6:83018000 r5:8574d78c r4:849d2680 [ 1324.420256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.420779][ T32] r10:61c88647 r9:84542400 r8:849d26ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.421292][ T32] r4:849d2680 [ 1324.421651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.422120][ T32] r10:00000000 r9:849d2680 r8:80287e08 r7:df925e60 r6:849ba680 r5:84542400 [ 1324.422557][ T32] r4:00000001 [ 1324.422929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.423378][ T32] Exception stack(0xdf9c9fb0 to 0xdf9c9ff8) [ 1324.423972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.424561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.425056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.425538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.426075][ T32] r4:847e5bc0 [ 1324.426811][ T32] INFO: task kworker/0:3:3125 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.428450][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.430778][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.434315][ T32] Call trace: [ 1324.434840][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.435412][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.435951][ T32] r4:00000000 [ 1324.436250][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.436835][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.437214][ T32] 1d20: 8dd26000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.437790][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.438400][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.438855][ T32] r5:80070013 r4:80239bb0 [ 1324.441262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.444468][ T32] r4:82ac21e4 [ 1324.444792][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.445312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.445837][ T32] r4:e0581dc0 [ 1324.446156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.446630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.447125][ T32] r4:00000000 [ 1324.447474][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.447901][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.448372][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.449144][ T32] r5:00001000 r4:dfab3000 [ 1324.449678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.450241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.450819][ T32] r5:8502638c r4:85026000 [ 1324.451243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.454091][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.454557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.455087][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.455625][ T32] r4:8509f580 [ 1324.455929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.456423][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.456888][ T32] r4:00000001 [ 1324.457199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.457775][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.463982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.464542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.464991][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.465463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.465972][ T32] r4:8509db40 [ 1324.466355][ T32] INFO: task kworker/1:6:3129 blocked for more than 450 seconds. [ 1324.466825][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.467229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.467741][ T32] task:kworker/1:6 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.468556][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.469105][ T32] Call trace: [ 1324.469583][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.470092][ T32] r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:8392ec00 [ 1324.470556][ T32] r4:8392ec00 [ 1324.470893][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.471376][ T32] r5:8392ec00 r4:8291a680 [ 1324.471743][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.472206][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.472702][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1324.473117][ T32] r4:00000000 [ 1324.473405][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.474165][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.477717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.484173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850928c0 [ 1324.484691][ T32] r4:00000000 [ 1324.485033][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.485512][ T32] r9:83018205 r8:8392ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1324.485964][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.486482][ T32] r5:00001000 r4:dfb2b000 [ 1324.486863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.487380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.487907][ T32] r5:84b0cf8c r4:84b0cc00 [ 1324.488223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.488746][ T32] r7:ddde2d80 r6:83018200 r5:84b0cf8c r4:849ba800 [ 1324.489099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.489603][ T32] r10:61c88647 r9:8392ec00 r8:849ba82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.490068][ T32] r4:849ba800 [ 1324.490417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.490928][ T32] r10:00000000 r9:849ba800 r8:80287e08 r7:df9d1e60 r6:849ba880 r5:8392ec00 [ 1324.491469][ T32] r4:00000001 [ 1324.491766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.492272][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1324.492699][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.493193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.493652][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.494231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.494707][ T32] r4:83ce1300 [ 1324.495468][ T32] INFO: task kworker/1:6:3129 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.495961][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.496996][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.497600][ T32] Call trace: [ 1324.504058][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.504662][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.505151][ T32] r4:00000000 [ 1324.505470][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.506019][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.506446][ T32] 1d20: 8eedc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.506921][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.507434][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.507821][ T32] r5:80070013 r4:80239bb0 [ 1324.508218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.508791][ T32] r4:82ac21e4 [ 1324.509085][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.509641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.510121][ T32] r4:e0581dc0 [ 1324.510465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.510918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.511363][ T32] r4:00000000 [ 1324.511673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.512116][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.512600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.513060][ T32] r5:00001000 r4:dfab3000 [ 1324.513372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.514151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.514620][ T32] r5:8502638c r4:85026000 [ 1324.521075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.526518][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.527580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.528808][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.529804][ T32] r4:8509f580 [ 1324.530427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.531580][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.532575][ T32] r4:00000001 [ 1324.533200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.535095][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.535917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.537176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.538457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.539405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.545200][ T32] r4:8509db40 [ 1324.545466][ T32] INFO: task kworker/0:4:3130 blocked for more than 451 seconds. [ 1324.545590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.545690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.545782][ T32] task:kworker/0:4 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.546038][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.546132][ T32] Call trace: [ 1324.546214][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.546318][ T32] r10:8291a684 r9:df9e9d84 r8:00000002 r7:60000013 r6:df9e9d8c r5:83929800 [ 1324.546369][ T32] r4:83929800 [ 1324.546485][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.546535][ T32] r5:83929800 r4:8291a680 [ 1324.546587][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.546632][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.546820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1324.546848][ T32] r4:00000000 [ 1324.546868][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.546902][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.547105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.547151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba2c0 [ 1324.547211][ T32] r4:00000000 [ 1324.547294][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.547345][ T32] r9:83018005 r8:83929800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.547371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.547438][ T32] r5:00001000 r4:e0027000 [ 1324.547463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.547503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.547545][ T32] r5:8562df8c r4:8562dc00 [ 1324.547606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.547659][ T32] r7:dddced80 r6:83018000 r5:8562df8c r4:849d2580 [ 1324.547719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.547769][ T32] r10:61c88647 r9:83929800 r8:849d25ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.547792][ T32] r4:849d2580 [ 1324.547935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.547984][ T32] r10:00000000 r9:849d2580 r8:80287e08 r7:df9c9e60 r6:849ba900 r5:83929800 [ 1324.548009][ T32] r4:00000001 [ 1324.548029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.548243][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1324.548275][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.548338][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.548479][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.548525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.548584][ T32] r4:847e5bc0 [ 1324.549080][ T32] INFO: task kworker/0:4:3130 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.549196][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.549373][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.549432][ T32] Call trace: [ 1324.549566][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.549668][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.549704][ T32] r4:00000000 [ 1324.549729][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.549848][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.549883][ T32] 1d20: 8f37c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.549981][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.550011][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.550035][ T32] r5:80070013 r4:80239bb0 [ 1324.550057][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.550098][ T32] r4:82ac21e4 [ 1324.550118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.550160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.550236][ T32] r4:e0581dc0 [ 1324.550260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.550341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.550368][ T32] r4:00000000 [ 1324.550394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.550441][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.550464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.550507][ T32] r5:00001000 r4:dfab3000 [ 1324.550562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.550613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.550656][ T32] r5:8502638c r4:85026000 [ 1324.550676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.550924][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.550950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.551072][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.551134][ T32] r4:8509f580 [ 1324.551157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.551204][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.551301][ T32] r4:00000001 [ 1324.551325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.551397][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.551439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.551470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.551496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.551525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.551654][ T32] r4:8509db40 [ 1324.551702][ T32] INFO: task kworker/1:7:3132 blocked for more than 451 seconds. [ 1324.551736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.551761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.551781][ T32] task:kworker/1:7 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.551851][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.551895][ T32] Call trace: [ 1324.551947][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.551996][ T32] r10:8291a684 r9:df9f1d84 r8:00000002 r7:60000113 r6:df9f1d8c r5:84545400 [ 1324.552165][ T32] r4:84545400 [ 1324.552247][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.552339][ T32] r5:84545400 r4:8291a680 [ 1324.552409][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.552453][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.552494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f1e08 [ 1324.552517][ T32] r4:00000000 [ 1324.552535][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.552568][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.552611][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.552651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510d040 [ 1324.552674][ T32] r4:00000000 [ 1324.552717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.552908][ T32] r9:83018205 r8:84545400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.553108][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.553156][ T32] r5:00001000 r4:dfa49000 [ 1324.553176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.553215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.553256][ T32] r5:84b0ef8c r4:84b0ec00 [ 1324.553275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.553320][ T32] r7:ddde2d80 r6:83018200 r5:84b0ef8c r4:849ba980 [ 1324.553340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.553386][ T32] r10:61c88647 r9:84545400 r8:849ba9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.553407][ T32] r4:849ba980 [ 1324.553425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.553470][ T32] r10:00000000 r9:849ba980 r8:80287e08 r7:df9e1e60 r6:849baa00 r5:84545400 [ 1324.553513][ T32] r4:00000001 [ 1324.553558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.553603][ T32] Exception stack(0xdf9f1fb0 to 0xdf9f1ff8) [ 1324.553630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.553672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.553767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.575894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.575960][ T32] r4:83ce1540 [ 1324.576456][ T32] INFO: task kworker/1:7:3132 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.576512][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.576598][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.576663][ T32] Call trace: [ 1324.576765][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.576823][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.576848][ T32] r4:00000000 [ 1324.576869][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.576909][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.576937][ T32] 1d20: 8f71d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.576966][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.577006][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.577036][ T32] r5:80070013 r4:80239bb0 [ 1324.577056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.577098][ T32] r4:82ac21e4 [ 1324.577118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.577172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.577207][ T32] r4:e0581dc0 [ 1324.577228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.577271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.577293][ T32] r4:00000000 [ 1324.577312][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.577356][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.577407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.577467][ T32] r5:00001000 r4:dfab3000 [ 1324.577492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.577534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.577581][ T32] r5:8502638c r4:85026000 [ 1324.577611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.577657][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.577730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.577789][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.577826][ T32] r4:8509f580 [ 1324.577879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.577936][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.577959][ T32] r4:00000001 [ 1324.578005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.578053][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.578134][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.578165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.578193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.578260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.578288][ T32] r4:8509db40 [ 1324.578321][ T32] INFO: task kworker/1:8:3133 blocked for more than 451 seconds. [ 1324.578354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.578388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.578410][ T32] task:kworker/1:8 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.578524][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.578570][ T32] Call trace: [ 1324.578619][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.578677][ T32] r10:8291a684 r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:83930c00 [ 1324.578700][ T32] r4:83930c00 [ 1324.578747][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.578793][ T32] r5:83930c00 r4:8291a680 [ 1324.578813][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.578851][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.578891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 1324.578913][ T32] r4:00000000 [ 1324.578933][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.579021][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.579088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.579164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aa780 [ 1324.579247][ T32] r4:00000000 [ 1324.579271][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.579320][ T32] r9:83018205 r8:83930c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1324.579341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.579381][ T32] r5:00001000 r4:dfb0d000 [ 1324.579400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.579465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.579510][ T32] r5:84b0fb8c r4:84b0f800 [ 1324.579579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.579636][ T32] r7:ddde2d80 r6:83018200 r5:84b0fb8c r4:849baa80 [ 1324.579657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.579731][ T32] r10:61c88647 r9:83930c00 r8:849baaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.579786][ T32] r4:849baa80 [ 1324.579809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.579857][ T32] r10:00000000 r9:849baa80 r8:80287e08 r7:df9f1e60 r6:849ba480 r5:83930c00 [ 1324.579880][ T32] r4:00000001 [ 1324.579905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.579943][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 1324.579969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.579998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.580024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.580053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.580075][ T32] r4:83ce12c0 [ 1324.580474][ T32] INFO: task kworker/1:8:3133 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.580524][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.580624][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.580747][ T32] Call trace: [ 1324.580798][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.580865][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.580892][ T32] r4:00000000 [ 1324.580944][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.580989][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.581017][ T32] 1d20: 8f71d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.581045][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.581102][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.581130][ T32] r5:80070013 r4:80239bb0 [ 1324.581178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.581254][ T32] r4:82ac21e4 [ 1324.581278][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.581321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.581344][ T32] r4:e0581dc0 [ 1324.581363][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.581404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.581432][ T32] r4:00000000 [ 1324.581454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.581508][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.581530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.581577][ T32] r5:00001000 r4:dfab3000 [ 1324.581599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.581639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.581680][ T32] r5:8502638c r4:85026000 [ 1324.581699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.581743][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.581790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.581867][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.581899][ T32] r4:8509f580 [ 1324.581918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.581963][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.581985][ T32] r4:00000001 [ 1324.582056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.582094][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.582146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.582180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.582207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.582235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.582256][ T32] r4:8509db40 [ 1324.582280][ T32] INFO: task kworker/1:9:3136 blocked for more than 451 seconds. [ 1324.582334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.582361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.582383][ T32] task:kworker/1:9 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.582427][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.582470][ T32] Call trace: [ 1324.582499][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.582545][ T32] r10:8291a684 r9:df99dd84 r8:00000002 r7:60000113 r6:df99dd8c r5:84599800 [ 1324.582583][ T32] r4:84599800 [ 1324.582607][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.582649][ T32] r5:84599800 r4:8291a680 [ 1324.582668][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.582708][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.582749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df99de08 [ 1324.582772][ T32] r4:00000000 [ 1324.582792][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.582851][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.582897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.582939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c5840 [ 1324.583026][ T32] r4:00000000 [ 1324.583050][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.583093][ T32] r9:83018205 r8:84599800 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1324.583123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.583193][ T32] r5:00001000 r4:df9f7000 [ 1324.583223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.583262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.583318][ T32] r5:84874b8c r4:84874800 [ 1324.583394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.583469][ T32] r7:ddde2d80 r6:83018200 r5:84874b8c r4:849bab80 [ 1324.583493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.583565][ T32] r10:61c88647 r9:84599800 r8:849babac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.583613][ T32] r4:849bab80 [ 1324.583663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.601444][ T32] r10:00000000 r9:849bab80 r8:80287e08 r7:df9f5e60 r6:849d2600 r5:84599800 [ 1324.601569][ T32] r4:00000001 [ 1324.601597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.601685][ T32] Exception stack(0xdf99dfb0 to 0xdf99dff8) [ 1324.601747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.601809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.601839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.601879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.601982][ T32] r4:83ce1940 [ 1324.602448][ T32] INFO: task kworker/1:9:3136 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.602488][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.602559][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.602641][ T32] Call trace: [ 1324.602706][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.602790][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.602817][ T32] r4:00000000 [ 1324.602840][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.602905][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.602937][ T32] 1d20: 8f9ab000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.602974][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.603000][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.603023][ T32] r5:80070013 r4:80239bb0 [ 1324.603043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.603112][ T32] r4:82ac21e4 [ 1324.603137][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.603207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.603233][ T32] r4:e0581dc0 [ 1324.603266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.603321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.603353][ T32] r4:00000000 [ 1324.603373][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.603445][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.603474][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.603650][ T32] r5:00001000 r4:dfab3000 [ 1324.603687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.618769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.618966][ T32] r5:8502638c r4:85026000 [ 1324.618997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.619049][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.619072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.619119][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.619142][ T32] r4:8509f580 [ 1324.619164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.619211][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.619233][ T32] r4:00000001 [ 1324.619263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.619309][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.619340][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.619389][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.619473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.619505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.619578][ T32] r4:8509db40 [ 1324.619641][ T32] INFO: task kworker/1:10:3138 blocked for more than 451 seconds. [ 1324.619687][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.619742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.619771][ T32] task:kworker/1:10 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.619841][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.619956][ T32] Call trace: [ 1324.619991][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.620044][ T32] r10:8291a684 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:8459b000 [ 1324.620073][ T32] r4:8459b000 [ 1324.620094][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.620137][ T32] r5:8459b000 r4:8291a680 [ 1324.620158][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.620222][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.620268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.620342][ T32] r4:00000000 [ 1324.620367][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.620417][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.620482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.620529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85232600 [ 1324.620573][ T32] r4:00000000 [ 1324.620612][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.620662][ T32] r9:83018205 r8:8459b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.620686][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.620727][ T32] r5:00001000 r4:e0823000 [ 1324.620760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.620815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.620860][ T32] r5:84b8cf8c r4:84b8cc00 [ 1324.620901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.620998][ T32] r7:ddde2d80 r6:83018200 r5:84b8cf8c r4:849bac00 [ 1324.621031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.621081][ T32] r10:61c88647 r9:8459b000 r8:849bac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.621105][ T32] r4:849bac00 [ 1324.621130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.621194][ T32] r10:00000000 r9:849bac00 r8:80287e08 r7:df99de60 r6:849d2880 r5:8459b000 [ 1324.621244][ T32] r4:00000001 [ 1324.621266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.621313][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.621395][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.621454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.621487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.621597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.621624][ T32] r4:83ce1a00 [ 1324.622071][ T32] INFO: task kworker/1:10:3138 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.622180][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.622271][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.622325][ T32] Call trace: [ 1324.622381][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.622436][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.622459][ T32] r4:00000000 [ 1324.622479][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.622518][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.622547][ T32] 1d20: 8fb8e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.622616][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.622696][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.622738][ T32] r5:80070013 r4:80239bb0 [ 1324.622761][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.622803][ T32] r4:82ac21e4 [ 1324.622823][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.622864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.622912][ T32] r4:e0581dc0 [ 1324.622936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.622987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.623036][ T32] r4:00000000 [ 1324.623067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.623122][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.623174][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.623245][ T32] r5:00001000 r4:dfab3000 [ 1324.623289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.623333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.623399][ T32] r5:8502638c r4:85026000 [ 1324.623509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.623574][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.623599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.623690][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.623782][ T32] r4:8509f580 [ 1324.637312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.637412][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.637464][ T32] r4:00000001 [ 1324.637489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.637565][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.637600][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.637629][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.637656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.637685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.637707][ T32] r4:8509db40 [ 1324.637781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.637856][ T32] INFO: task kworker/1:11:3140 blocked for more than 451 seconds. [ 1324.637896][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.637922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.637945][ T32] task:kworker/1:11 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.638026][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.638173][ T32] Call trace: [ 1324.638261][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.638350][ T32] r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000113 r6:dfa1dd8c r5:83bb8c00 [ 1324.638386][ T32] r4:83bb8c00 [ 1324.638459][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.638506][ T32] r5:83bb8c00 r4:8291a680 [ 1324.638554][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.638622][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.638667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 [ 1324.638727][ T32] r4:00000000 [ 1324.638751][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.638786][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.638847][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.638893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85317f00 [ 1324.638915][ T32] r4:00000000 [ 1324.638935][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.639007][ T32] r9:83018205 r8:83bb8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1324.639057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.639136][ T32] r5:00001000 r4:e062e000 [ 1324.639179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.639225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.639298][ T32] r5:84b8e78c r4:84b8e400 [ 1324.639327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.639438][ T32] r7:ddde2d80 r6:83018200 r5:84b8e78c r4:849bac80 [ 1324.639472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.639527][ T32] r10:61c88647 r9:83bb8c00 r8:849bacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.639606][ T32] r4:849bac80 [ 1324.639656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.639712][ T32] r10:00000000 r9:849bac80 r8:80287e08 r7:dfa11e60 r6:849d2800 r5:83bb8c00 [ 1324.639780][ T32] r4:00000001 [ 1324.639803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.639848][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 1324.639901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.639953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.639988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.640019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.640041][ T32] r4:83ce1b00 [ 1324.640511][ T32] INFO: task kworker/1:11:3140 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.640549][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.640714][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.640764][ T32] Call trace: [ 1324.640842][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.640894][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.640917][ T32] r4:00000000 [ 1324.640957][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.641025][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.641082][ T32] 1d20: 8fd2b000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.641129][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.641187][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.641214][ T32] r5:80070013 r4:80239bb0 [ 1324.641235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.641274][ T32] r4:82ac21e4 [ 1324.641302][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.641343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.641405][ T32] r4:e0581dc0 [ 1324.641430][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.641473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.641496][ T32] r4:00000000 [ 1324.641515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.641564][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.641587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.641628][ T32] r5:00001000 r4:dfab3000 [ 1324.641647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.641703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.641749][ T32] r5:8502638c r4:85026000 [ 1324.641802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.641909][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.641933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.641999][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.642051][ T32] r4:8509f580 [ 1324.642100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.642151][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.642174][ T32] r4:00000001 [ 1324.642223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.642261][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.642321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.642386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.642416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.642444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.642521][ T32] r4:8509db40 [ 1324.642573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.642599][ T32] INFO: task kworker/1:12:3142 blocked for more than 451 seconds. [ 1324.642641][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.642668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.642688][ T32] task:kworker/1:12 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.642760][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.642861][ T32] Call trace: [ 1324.642928][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.642978][ T32] r10:8291a684 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:8459ec00 [ 1324.643000][ T32] r4:8459ec00 [ 1324.643027][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.643096][ T32] r5:8459ec00 r4:8291a680 [ 1324.643120][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.643158][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.643210][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 [ 1324.643232][ T32] r4:00000000 [ 1324.643268][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.643310][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.643344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.643383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d6900 [ 1324.643405][ T32] r4:00000000 [ 1324.643425][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.643467][ T32] r9:83018205 r8:8459ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1324.643526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.643570][ T32] r5:00001000 r4:e0523000 [ 1324.643593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.643726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.662658][ T32] r5:84b8ff8c r4:84b8fc00 [ 1324.662738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.662817][ T32] r7:ddde2d80 r6:83018200 r5:84b8ff8c r4:849baf80 [ 1324.662840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.662890][ T32] r10:61c88647 r9:8459ec00 r8:849bafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.662924][ T32] r4:849baf80 [ 1324.662944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.662991][ T32] r10:00000000 r9:849baf80 r8:80287e08 r7:dfa1de60 r6:849d2a80 r5:8459ec00 [ 1324.663040][ T32] r4:00000001 [ 1324.663074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.663141][ T32] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 1324.663234][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.663297][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.663328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.663358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.663406][ T32] r4:83ce1c80 [ 1324.668121][ T32] INFO: task kworker/1:12:3142 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.668240][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.668463][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.668561][ T32] Call trace: [ 1324.668596][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.668653][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.668676][ T32] r4:00000000 [ 1324.668736][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.668781][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.668839][ T32] 1d20: 8ffeb000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.668899][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.668927][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.668951][ T32] r5:80070013 r4:80239bb0 [ 1324.668976][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.669039][ T32] r4:82ac21e4 [ 1324.669064][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.669132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.669165][ T32] r4:e0581dc0 [ 1324.669188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.669230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.669253][ T32] r4:00000000 [ 1324.669272][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.669325][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.669347][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.669402][ T32] r5:00001000 r4:dfab3000 [ 1324.669437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.669481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.669531][ T32] r5:8502638c r4:85026000 [ 1324.669555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.669613][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.669639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.669687][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.669710][ T32] r4:8509f580 [ 1324.669785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.669835][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.669857][ T32] r4:00000001 [ 1324.669923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.669987][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.670050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.670138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.670167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.670195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.670217][ T32] r4:8509db40 [ 1324.670251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.670301][ T32] INFO: task kworker/1:13:3143 blocked for more than 451 seconds. [ 1324.670337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.670362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.670383][ T32] task:kworker/1:13 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.670482][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.670542][ T32] Call trace: [ 1324.670574][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.670621][ T32] r10:8291a684 r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:83922400 [ 1324.670643][ T32] r4:83922400 [ 1324.670690][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.670770][ T32] r5:83922400 r4:8291a680 [ 1324.670800][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.670857][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.670903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.670925][ T32] r4:00000000 [ 1324.670959][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.671021][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.671090][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.671153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392a80 [ 1324.671177][ T32] r4:00000000 [ 1324.671209][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.671268][ T32] r9:83018205 r8:83922400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1324.671314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.671361][ T32] r5:00001000 r4:eab69000 [ 1324.671425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.671498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.671549][ T32] r5:84b8f38c r4:84b8f000 [ 1324.671569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.671633][ T32] r7:ddde2d80 r6:83018200 r5:84b8f38c r4:849bad00 [ 1324.671659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.671733][ T32] r10:61c88647 r9:83922400 r8:849bad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.671763][ T32] r4:849bad00 [ 1324.671785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.671847][ T32] r10:00000000 r9:849bad00 r8:80287e08 r7:dfa35e60 r6:849d2b00 r5:83922400 [ 1324.671911][ T32] r4:00000001 [ 1324.671943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.672016][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.672073][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.672110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.672145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.672174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.672201][ T32] r4:83ce1f40 [ 1324.672662][ T32] INFO: task kworker/1:13:3143 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.672745][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.672825][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.672880][ T32] Call trace: [ 1324.672910][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.672972][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.673001][ T32] r4:00000000 [ 1324.673042][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.673084][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.673111][ T32] 1d20: 8ffeb000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.673140][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.673166][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.673189][ T32] r5:80070013 r4:80239bb0 [ 1324.673209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.673274][ T32] r4:82ac21e4 [ 1324.673309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.673406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.673447][ T32] r4:e0581dc0 [ 1324.673468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.673524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.673578][ T32] r4:00000000 [ 1324.673644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.673705][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.673728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.691140][ T32] r5:00001000 r4:dfab3000 [ 1324.691215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.691325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.691383][ T32] r5:8502638c r4:85026000 [ 1324.691404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.691501][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.691547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.691610][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.691632][ T32] r4:8509f580 [ 1324.691652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.691806][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.691833][ T32] r4:00000001 [ 1324.691931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.692025][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.692071][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.692100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.692126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.692235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.692295][ T32] r4:8509db40 [ 1324.692368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.692436][ T32] INFO: task kworker/1:14:3145 blocked for more than 451 seconds. [ 1324.692555][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.692584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.692607][ T32] task:kworker/1:14 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.692730][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.692778][ T32] Call trace: [ 1324.692819][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.692873][ T32] r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:832dd400 [ 1324.692950][ T32] r4:832dd400 [ 1324.693002][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.693047][ T32] r5:832dd400 r4:8291a680 [ 1324.693068][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.693106][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.693179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 [ 1324.693221][ T32] r4:00000000 [ 1324.693287][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.693328][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.693366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.693460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5800 [ 1324.693486][ T32] r4:00000000 [ 1324.693507][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.693604][ T32] r9:83018205 r8:832dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.693630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.693673][ T32] r5:00001000 r4:eabd1000 [ 1324.693743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.704608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.704722][ T32] r5:8487638c r4:84876000 [ 1324.704750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.704803][ T32] r7:ddde2d80 r6:83018200 r5:8487638c r4:849bae00 [ 1324.704826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.704875][ T32] r10:61c88647 r9:832dd400 r8:849bae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.704897][ T32] r4:849bae00 [ 1324.704917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.704966][ T32] r10:00000000 r9:849bae00 r8:80287e08 r7:dfa35e60 r6:849d2c00 r5:832dd400 [ 1324.705005][ T32] r4:00000001 [ 1324.705030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.705075][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 1324.705122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.705156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.705184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.705213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.705236][ T32] r4:83ce1dc0 [ 1324.705702][ T32] INFO: task kworker/1:14:3145 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.705754][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.705828][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.705874][ T32] Call trace: [ 1324.705921][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.706004][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.706031][ T32] r4:00000000 [ 1324.706078][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.706188][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.706221][ T32] 1d20: 9041e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.706290][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.706322][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.706352][ T32] r5:80070013 r4:80239bb0 [ 1324.706374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.706444][ T32] r4:82ac21e4 [ 1324.706493][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.706566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.706593][ T32] r4:e0581dc0 [ 1324.706642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.706721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.706746][ T32] r4:00000000 [ 1324.706766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.706811][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.706833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.706873][ T32] r5:00001000 r4:dfab3000 [ 1324.706918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.706987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.707059][ T32] r5:8502638c r4:85026000 [ 1324.707083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.707147][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.707171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.707218][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.707240][ T32] r4:8509f580 [ 1324.707314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.707373][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.707396][ T32] r4:00000001 [ 1324.707414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.707502][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.707531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.707561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.707605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.707644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.707668][ T32] r4:8509db40 [ 1324.707689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.707718][ T32] INFO: task kworker/1:15:3147 blocked for more than 451 seconds. [ 1324.707751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.707792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.707843][ T32] task:kworker/1:15 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.708009][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.708090][ T32] Call trace: [ 1324.708121][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.708169][ T32] r10:8291a684 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:832d8000 [ 1324.708226][ T32] r4:832d8000 [ 1324.708281][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.708394][ T32] r5:832d8000 r4:8291a680 [ 1324.708556][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.708599][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.708642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1324.708689][ T32] r4:00000000 [ 1324.708712][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.708772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.708835][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.708929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1240 [ 1324.708958][ T32] r4:00000000 [ 1324.708981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.709114][ T32] r9:83018205 r8:832d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1324.709141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.709183][ T32] r5:00001000 r4:dfb37000 [ 1324.709203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.709241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.709287][ T32] r5:84875f8c r4:84875c00 [ 1324.709310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.709357][ T32] r7:ddde2d80 r6:83018200 r5:84875f8c r4:832d2d80 [ 1324.709377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.709422][ T32] r10:61c88647 r9:832d8000 r8:832d2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.709459][ T32] r4:832d2d80 [ 1324.709506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.709581][ T32] r10:00000000 r9:832d2d80 r8:80287e08 r7:dfa45e60 r6:849d2c80 r5:832d8000 [ 1324.709606][ T32] r4:00000001 [ 1324.709626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.709673][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1324.709702][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.709735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.709762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.709790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.709865][ T32] r4:849f6000 [ 1324.710138][ T32] INFO: task kworker/1:15:3147 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.710173][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.710228][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.710270][ T32] Call trace: [ 1324.710307][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.710357][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.710380][ T32] r4:00000000 [ 1324.710425][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.710496][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.710536][ T32] 1d20: 9041e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.710565][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.710591][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.710614][ T32] r5:80070013 r4:80239bb0 [ 1324.710635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.710674][ T32] r4:82ac21e4 [ 1324.710694][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.710735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.710757][ T32] r4:e0581dc0 [ 1324.710776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.710815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.710837][ T32] r4:00000000 [ 1324.710856][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.710898][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.710920][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.710977][ T32] r5:00001000 r4:dfab3000 [ 1324.711028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.711096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.711152][ T32] r5:8502638c r4:85026000 [ 1324.711176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.711292][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.711318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.711379][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.711413][ T32] r4:8509f580 [ 1324.711433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.711479][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.711501][ T32] r4:00000001 [ 1324.711521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.711581][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.711612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.711640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.711666][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.711699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.711722][ T32] r4:8509db40 [ 1324.711794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.711848][ T32] INFO: task kworker/1:16:3149 blocked for more than 451 seconds. [ 1324.711906][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.711935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.711982][ T32] task:kworker/1:16 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.712080][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.712149][ T32] Call trace: [ 1324.712238][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.712293][ T32] r10:8291a684 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:83baa400 [ 1324.712421][ T32] r4:83baa400 [ 1324.712509][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.712631][ T32] r5:83baa400 r4:8291a680 [ 1324.712682][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.712732][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.712775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1324.712797][ T32] r4:00000000 [ 1324.712843][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.712961][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.713077][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.713200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5440 [ 1324.713260][ T32] r4:00000000 [ 1324.713300][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.713345][ T32] r9:83018205 r8:83baa400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1324.713379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.713436][ T32] r5:00001000 r4:e084f000 [ 1324.713459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.713498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.713539][ T32] r5:8487678c r4:84876400 [ 1324.713559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.713605][ T32] r7:ddde2d80 r6:83018200 r5:8487678c r4:832d2b00 [ 1324.713625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.713690][ T32] r10:61c88647 r9:83baa400 r8:832d2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.713714][ T32] r4:832d2b00 [ 1324.713733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.737156][ T32] r10:00000000 r9:832d2b00 r8:80287e08 r7:dfa45e60 r6:849d2d00 r5:83baa400 [ 1324.737288][ T32] r4:00000001 [ 1324.737318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.737379][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1324.737411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.737466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.737502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.737533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.737576][ T32] r4:849f6180 [ 1324.738024][ T32] INFO: task kworker/1:16:3149 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.738061][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.738163][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.738275][ T32] Call trace: [ 1324.738373][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.738429][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.738453][ T32] r4:00000000 [ 1324.738474][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.738520][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.738568][ T32] 1d20: 906bc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.738598][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.738624][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.738648][ T32] r5:80070013 r4:80239bb0 [ 1324.738668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.738710][ T32] r4:82ac21e4 [ 1324.738731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.738771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.738795][ T32] r4:e0581dc0 [ 1324.738821][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.738865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.738915][ T32] r4:00000000 [ 1324.738946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.738995][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.739023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.739093][ T32] r5:00001000 r4:dfab3000 [ 1324.739125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.739174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.739225][ T32] r5:8502638c r4:85026000 [ 1324.739247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.739300][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.739400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.739453][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.739483][ T32] r4:8509f580 [ 1324.739589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.739721][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.739848][ T32] r4:00000001 [ 1324.739925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.739987][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.740031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.740061][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.740123][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.740155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.740176][ T32] r4:8509db40 [ 1324.740197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.740231][ T32] INFO: task kworker/1:17:3151 blocked for more than 451 seconds. [ 1324.740268][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.740353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.740407][ T32] task:kworker/1:17 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.740481][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.740579][ T32] Call trace: [ 1324.740633][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.740681][ T32] r10:8291a684 r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:83238000 [ 1324.740714][ T32] r4:83238000 [ 1324.740735][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.740778][ T32] r5:83238000 r4:8291a680 [ 1324.740798][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.740836][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.740877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1324.740898][ T32] r4:00000000 [ 1324.740950][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.740992][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.741029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.741072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18f40 [ 1324.741094][ T32] r4:00000000 [ 1324.741143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.741191][ T32] r9:83018205 r8:83238000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.741270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.741326][ T32] r5:00001000 r4:eb12d000 [ 1324.741346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.741383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.741464][ T32] r5:85664f8c r4:85664c00 [ 1324.741495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.741541][ T32] r7:ddde2d80 r6:83018200 r5:85664f8c r4:832d2d00 [ 1324.741581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.741636][ T32] r10:61c88647 r9:83238000 r8:832d2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.741686][ T32] r4:832d2d00 [ 1324.741762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.741889][ T32] r10:00000000 r9:832d2d00 r8:80287e08 r7:dfa61e60 r6:849d2d80 r5:83238000 [ 1324.741915][ T32] r4:00000001 [ 1324.741964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.742048][ T32] Exception stack(0xdfa71fb0 to 0xdfa71ff8) [ 1324.742109][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.742150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.742212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.742310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.742363][ T32] r4:849f6240 [ 1324.742700][ T32] INFO: task kworker/1:17:3151 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.742757][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.742867][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.742915][ T32] Call trace: [ 1324.742954][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.743005][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.743028][ T32] r4:00000000 [ 1324.743049][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.743139][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.743200][ T32] 1d20: 906bc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.743244][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.743287][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.743322][ T32] r5:80070013 r4:80239bb0 [ 1324.743356][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.743430][ T32] r4:82ac21e4 [ 1324.743454][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.743548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.743582][ T32] r4:e0581dc0 [ 1324.743603][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.743658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.743762][ T32] r4:00000000 [ 1324.762508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.762616][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.762642][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.762755][ T32] r5:00001000 r4:dfab3000 [ 1324.762791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.762834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.762880][ T32] r5:8502638c r4:85026000 [ 1324.762901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.762948][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.762969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.763054][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.763083][ T32] r4:8509f580 [ 1324.763104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.763172][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.763199][ T32] r4:00000001 [ 1324.763246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.763333][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.763367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.763396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.763422][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.763451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.763526][ T32] r4:8509db40 [ 1324.763576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.763610][ T32] INFO: task kworker/1:18:3153 blocked for more than 451 seconds. [ 1324.763645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.763670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.763693][ T32] task:kworker/1:18 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.767364][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.767473][ T32] Call trace: [ 1324.767530][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.767614][ T32] r10:8291a684 r9:dfa7dd84 r8:00000002 r7:60000013 r6:dfa7dd8c r5:83b7c800 [ 1324.767669][ T32] r4:83b7c800 [ 1324.767697][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.767741][ T32] r5:83b7c800 r4:8291a680 [ 1324.767763][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.767802][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.767843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1324.767865][ T32] r4:00000000 [ 1324.767914][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.767980][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.768058][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.768119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a15c0 [ 1324.768144][ T32] r4:00000000 [ 1324.768187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.768266][ T32] r9:83018205 r8:83b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1324.768387][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.768468][ T32] r5:00001000 r4:eb2bb000 [ 1324.768494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.768539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.768588][ T32] r5:8549c78c r4:8549c400 [ 1324.768675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.768780][ T32] r7:ddde2d80 r6:83018200 r5:8549c78c r4:832d2a80 [ 1324.768805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.768855][ T32] r10:61c88647 r9:83b7c800 r8:832d2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.768904][ T32] r4:832d2a80 [ 1324.768929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.768977][ T32] r10:00000000 r9:832d2a80 r8:80287e08 r7:dfa71e60 r6:849d2e00 r5:83b7c800 [ 1324.768998][ T32] r4:00000001 [ 1324.769017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.769094][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1324.769125][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.769173][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.769229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.769262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.769341][ T32] r4:849f63c0 [ 1324.769812][ T32] INFO: task kworker/1:18:3153 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.769849][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.769975][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.770021][ T32] Call trace: [ 1324.770088][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.770143][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.770169][ T32] r4:00000000 [ 1324.770223][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.770266][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.770329][ T32] 1d20: 90908000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.770417][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.770447][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.770511][ T32] r5:80070013 r4:80239bb0 [ 1324.770607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.770678][ T32] r4:82ac21e4 [ 1324.770703][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.770745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.770768][ T32] r4:e0581dc0 [ 1324.770800][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.770898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.770931][ T32] r4:00000000 [ 1324.770952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.770995][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.771044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.771094][ T32] r5:00001000 r4:dfab3000 [ 1324.771142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.771184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.771226][ T32] r5:8502638c r4:85026000 [ 1324.771291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.771342][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.771364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.771410][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.771432][ T32] r4:8509f580 [ 1324.771479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.771528][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.771552][ T32] r4:00000001 [ 1324.771582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.771627][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.771653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.771707][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.771790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.771848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.771927][ T32] r4:8509db40 [ 1324.771953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.772010][ T32] INFO: task kworker/1:19:3155 blocked for more than 451 seconds. [ 1324.772084][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.772141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.772167][ T32] task:kworker/1:19 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.772215][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.772257][ T32] Call trace: [ 1324.772348][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.772409][ T32] r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60000013 r6:dfa8dd8c r5:83b7d400 [ 1324.772461][ T32] r4:83b7d400 [ 1324.772502][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.772581][ T32] r5:83b7d400 r4:8291a680 [ 1324.772655][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.772733][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.772779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.772805][ T32] r4:00000000 [ 1324.772851][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.772896][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.772957][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.773002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2540 [ 1324.773129][ T32] r4:00000000 [ 1324.773153][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.773197][ T32] r9:83018205 r8:83b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1324.773244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.773305][ T32] r5:00001000 r4:eb2a5000 [ 1324.773326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.773366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.773406][ T32] r5:8562c78c r4:8562c400 [ 1324.773504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.773557][ T32] r7:ddde2d80 r6:83018200 r5:8562c78c r4:84669b00 [ 1324.773579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.773650][ T32] r10:61c88647 r9:83b7d400 r8:84669b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.773676][ T32] r4:84669b00 [ 1324.773696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.794306][ T32] r10:00000000 r9:84669b00 r8:80287e08 r7:dfa71e60 r6:849d2e80 r5:83b7d400 [ 1324.794438][ T32] r4:00000001 [ 1324.794467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.794529][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.794561][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.794619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.794674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.794709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.794731][ T32] r4:849f6500 [ 1324.795198][ T32] INFO: task kworker/1:19:3155 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.795259][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.795406][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.795457][ T32] Call trace: [ 1324.795489][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.795560][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.795589][ T32] r4:00000000 [ 1324.795610][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.795649][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.795677][ T32] 1d20: 90b7e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.795732][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.795760][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.795784][ T32] r5:80070013 r4:80239bb0 [ 1324.795804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.795852][ T32] r4:82ac21e4 [ 1324.795926][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.795971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.796011][ T32] r4:e0581dc0 [ 1324.796035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.796077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.796125][ T32] r4:00000000 [ 1324.796156][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.796202][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.796223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.796283][ T32] r5:00001000 r4:dfab3000 [ 1324.796332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.796375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.796417][ T32] r5:8502638c r4:85026000 [ 1324.796437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.796529][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.796557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.796604][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.796626][ T32] r4:8509f580 [ 1324.796671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.796721][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.796743][ T32] r4:00000001 [ 1324.796787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.796827][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.796871][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.796902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.796928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.796961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.797012][ T32] r4:8509db40 [ 1324.797062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.797107][ T32] INFO: task kworker/1:20:3157 blocked for more than 451 seconds. [ 1324.797143][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.797167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.797187][ T32] task:kworker/1:20 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.797231][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.797272][ T32] Call trace: [ 1324.797337][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.797427][ T32] r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:832e3c00 [ 1324.797462][ T32] r4:832e3c00 [ 1324.797483][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.797524][ T32] r5:832e3c00 r4:8291a680 [ 1324.797571][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.797689][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.797741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.797765][ T32] r4:00000000 [ 1324.797785][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.797871][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.797916][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.797956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1200 [ 1324.798004][ T32] r4:00000000 [ 1324.798054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.798108][ T32] r9:83018205 r8:832e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.798129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.798170][ T32] r5:00001000 r4:eb06d000 [ 1324.798241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.798289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.798331][ T32] r5:856ff38c r4:856ff000 [ 1324.798356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.798429][ T32] r7:ddde2d80 r6:83018200 r5:856ff38c r4:84af2000 [ 1324.798460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.798507][ T32] r10:61c88647 r9:832e3c00 r8:84af202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.798542][ T32] r4:84af2000 [ 1324.798564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.798636][ T32] r10:00000000 r9:84af2000 r8:80287e08 r7:dfa71e60 r6:849d2f00 r5:832e3c00 [ 1324.798662][ T32] r4:00000001 [ 1324.798707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.798809][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.798922][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.798963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.799094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.799126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.799148][ T32] r4:849f6640 [ 1324.799439][ T32] INFO: task kworker/1:20:3157 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.799476][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.799535][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.799578][ T32] Call trace: [ 1324.799638][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.799716][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.799833][ T32] r4:00000000 [ 1324.799883][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.800004][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.800089][ T32] 1d20: 90b7e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.800123][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.800151][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.800201][ T32] r5:80070013 r4:80239bb0 [ 1324.800253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.800329][ T32] r4:82ac21e4 [ 1324.800356][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.800427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.800454][ T32] r4:e0581dc0 [ 1324.800476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.800530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.800584][ T32] r4:00000000 [ 1324.800615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.800660][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.800682][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.800750][ T32] r5:00001000 r4:dfab3000 [ 1324.800807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.800856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.800928][ T32] r5:8502638c r4:85026000 [ 1324.800958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.801010][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.801035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.801107][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.801162][ T32] r4:8509f580 [ 1324.801185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.801231][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.801253][ T32] r4:00000001 [ 1324.801315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.801356][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.801385][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.801413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.801466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.801507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.801533][ T32] r4:8509db40 [ 1324.801554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.801588][ T32] INFO: task kworker/1:21:3164 blocked for more than 451 seconds. [ 1324.801617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.801640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.801661][ T32] task:kworker/1:21 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.801719][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.801793][ T32] Call trace: [ 1324.801862][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.801937][ T32] r10:8291a684 r9:dfaadd84 r8:00000002 r7:60000113 r6:dfaadd8c r5:84068000 [ 1324.801984][ T32] r4:84068000 [ 1324.802043][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.802125][ T32] r5:84068000 r4:8291a680 [ 1324.802178][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.802228][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.802299][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 [ 1324.802327][ T32] r4:00000000 [ 1324.802377][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.802538][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.802579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.802620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ab440 [ 1324.802643][ T32] r4:00000000 [ 1324.802664][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.802709][ T32] r9:83018205 r8:84068000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.802731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.802772][ T32] r5:00001000 r4:eaa95000 [ 1324.802830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.802873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.802915][ T32] r5:85666f8c r4:85666c00 [ 1324.802962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.803028][ T32] r7:ddde2d80 r6:83018200 r5:85666f8c r4:84af2100 [ 1324.803079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.803129][ T32] r10:61c88647 r9:84068000 r8:84af212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.803152][ T32] r4:84af2100 [ 1324.803171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.803215][ T32] r10:00000000 r9:84af2100 r8:80287e08 r7:dfa99e60 r6:849d2f80 r5:84068000 [ 1324.803262][ T32] r4:00000001 [ 1324.803298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.803334][ T32] Exception stack(0xdfaadfb0 to 0xdfaadff8) [ 1324.803362][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.803392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.803481][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.803543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.803570][ T32] r4:849f6b80 [ 1324.829854][ T32] INFO: task kworker/1:21:3164 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.830032][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.830158][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.830257][ T32] Call trace: [ 1324.830301][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.830363][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.830388][ T32] r4:00000000 [ 1324.830417][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.830493][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.830531][ T32] 1d20: 90dde000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.830582][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.830612][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.830638][ T32] r5:80070013 r4:80239bb0 [ 1324.830661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.830709][ T32] r4:82ac21e4 [ 1324.830732][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.830775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.830798][ T32] r4:e0581dc0 [ 1324.830818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.830858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.830880][ T32] r4:00000000 [ 1324.830900][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.830946][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.831023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.831082][ T32] r5:00001000 r4:dfab3000 [ 1324.831105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.831202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.831252][ T32] r5:8502638c r4:85026000 [ 1324.831273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.831328][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.831365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.831416][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.831441][ T32] r4:8509f580 [ 1324.831491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.831542][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.831580][ T32] r4:00000001 [ 1324.831662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.831785][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.831834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.831920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.831952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.832029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.832097][ T32] r4:8509db40 [ 1324.832174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.832210][ T32] INFO: task kworker/0:5:3165 blocked for more than 451 seconds. [ 1324.832247][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.832272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.832343][ T32] task:kworker/0:5 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.832405][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.832481][ T32] Call trace: [ 1324.832518][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.832613][ T32] r10:8291a684 r9:dfa0dd84 r8:00000002 r7:60000113 r6:dfa0dd8c r5:8406d400 [ 1324.832667][ T32] r4:8406d400 [ 1324.832698][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.832744][ T32] r5:8406d400 r4:8291a680 [ 1324.832764][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.832819][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.832873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 [ 1324.832896][ T32] r4:00000000 [ 1324.832942][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.832980][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.833042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.833089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85852bc0 [ 1324.833140][ T32] r4:00000000 [ 1324.833172][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.833218][ T32] r9:83018005 r8:8406d400 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1324.833240][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.833288][ T32] r5:00001000 r4:dfab1000 [ 1324.833309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.833348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.833417][ T32] r5:8582b38c r4:8582b000 [ 1324.833442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.833489][ T32] r7:dddced80 r6:83018000 r5:8582b38c r4:849d2900 [ 1324.833509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.833583][ T32] r10:61c88647 r9:8406d400 r8:849d292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.833616][ T32] r4:849d2900 [ 1324.833636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.833781][ T32] r10:00000000 r9:849d2900 r8:80287e08 r7:df9c9e60 r6:849d2a00 r5:8406d400 [ 1324.847920][ T32] r4:00000001 [ 1324.847995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.848064][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1324.848097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.848126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.848214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.848293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.848379][ T32] r4:83ce0600 [ 1324.848902][ T32] INFO: task kworker/0:5:3165 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.848949][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.849046][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.849103][ T32] Call trace: [ 1324.849169][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.849225][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.849250][ T32] r4:00000000 [ 1324.849276][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.849326][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.849380][ T32] 1d20: 91006000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.849439][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.849475][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.849499][ T32] r5:80070013 r4:80239bb0 [ 1324.849519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.849565][ T32] r4:82ac21e4 [ 1324.849601][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.849647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.849671][ T32] r4:e0581dc0 [ 1324.849696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.849745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.849781][ T32] r4:00000000 [ 1324.849832][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.849934][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.849961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.850004][ T32] r5:00001000 r4:dfab3000 [ 1324.850045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.850088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.850182][ T32] r5:8502638c r4:85026000 [ 1324.850207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.850271][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.850300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.850348][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.850531][ T32] r4:8509f580 [ 1324.850557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.850674][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.850726][ T32] r4:00000001 [ 1324.850749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.850786][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.850848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.850881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.850925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.850990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.851112][ T32] r4:8509db40 [ 1324.851162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.851195][ T32] INFO: task kworker/1:22:3166 blocked for more than 451 seconds. [ 1324.851313][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.851342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.851372][ T32] task:kworker/1:22 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.851421][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.851549][ T32] Call trace: [ 1324.851611][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.851719][ T32] r10:8291a684 r9:df9d5d84 r8:00000002 r7:60000013 r6:df9d5d8c r5:8406c800 [ 1324.851825][ T32] r4:8406c800 [ 1324.851858][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.851930][ T32] r5:8406c800 r4:8291a680 [ 1324.851961][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.852036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.852290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d5e08 [ 1324.852362][ T32] r4:00000000 [ 1324.852403][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.852538][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.852577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.852628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520f8c0 [ 1324.852652][ T32] r4:00000000 [ 1324.852672][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.852741][ T32] r9:83018205 r8:8406c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [ 1324.852766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.852836][ T32] r5:00001000 r4:ed74d000 [ 1324.852867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.852907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.853003][ T32] r5:85d6d78c r4:85d6d400 [ 1324.853026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.853072][ T32] r7:ddde2d80 r6:83018200 r5:85d6d78c r4:84af2180 [ 1324.853101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.853146][ T32] r10:61c88647 r9:8406c800 r8:84af21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.853224][ T32] r4:84af2180 [ 1324.853248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.853351][ T32] r10:00000000 r9:84af2180 r8:80287e08 r7:dfaade60 r6:849d2400 r5:8406c800 [ 1324.853465][ T32] r4:00000001 [ 1324.853494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.853529][ T32] Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) [ 1324.853555][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.853583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.853610][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.853638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.853660][ T32] r4:849f6b80 [ 1324.874799][ T32] INFO: task kworker/1:22:3166 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.874947][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.875096][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.875164][ T32] Call trace: [ 1324.875199][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.875262][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.875293][ T32] r4:00000000 [ 1324.875390][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.875440][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.875472][ T32] 1d20: 91236000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.875504][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.875553][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.875771][ T32] r5:80070013 r4:80239bb0 [ 1324.875878][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.875980][ T32] r4:82ac21e4 [ 1324.876085][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.876143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.876188][ T32] r4:e0581dc0 [ 1324.876213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.876259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.876397][ T32] r4:00000000 [ 1324.876424][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.876527][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.876572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.876624][ T32] r5:00001000 r4:dfab3000 [ 1324.876858][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.876901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.877097][ T32] r5:8502638c r4:85026000 [ 1324.877129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.877178][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.877210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.877258][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.877285][ T32] r4:8509f580 [ 1324.877314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.877361][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.877384][ T32] r4:00000001 [ 1324.877404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.877440][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.877549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.877652][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.877682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.877745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.877807][ T32] r4:8509db40 [ 1324.877934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.877967][ T32] INFO: task kworker/1:23:3168 blocked for more than 451 seconds. [ 1324.878058][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.878202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.878274][ T32] task:kworker/1:23 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.878331][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.878402][ T32] Call trace: [ 1324.878546][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.878595][ T32] r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:83b7b000 [ 1324.878643][ T32] r4:83b7b000 [ 1324.878903][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.879009][ T32] r5:83b7b000 r4:8291a680 [ 1324.879034][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.879100][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.879147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1324.879170][ T32] r4:00000000 [ 1324.879203][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.879241][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.879293][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.879398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579f480 [ 1324.879618][ T32] r4:00000000 [ 1324.879649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.879703][ T32] r9:83018205 r8:83b7b000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1324.879813][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.879859][ T32] r5:00001000 r4:ec7f3000 [ 1324.879879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.879917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.879960][ T32] r5:8593338c r4:85933000 [ 1324.879979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.880024][ T32] r7:ddde2d80 r6:83018200 r5:8593338c r4:84af2200 [ 1324.880044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.880089][ T32] r10:61c88647 r9:83b7b000 r8:84af222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.880111][ T32] r4:84af2200 [ 1324.880130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.880173][ T32] r10:00000000 r9:84af2200 r8:80287e08 r7:df9d5e60 r6:849d2b80 r5:83b7b000 [ 1324.880194][ T32] r4:00000001 [ 1324.880284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.880348][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1324.880476][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.880593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.880688][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.880747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.880799][ T32] r4:849f6b80 [ 1324.881106][ T32] INFO: task kworker/1:23:3168 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.881141][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.881255][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.881415][ T32] Call trace: [ 1324.881471][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.881522][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.881545][ T32] r4:00000000 [ 1324.881593][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.881662][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.881693][ T32] 1d20: 91236000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.881721][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.881746][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.881769][ T32] r5:80070013 r4:80239bb0 [ 1324.881820][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.881889][ T32] r4:82ac21e4 [ 1324.881944][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.882016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.882065][ T32] r4:e0581dc0 [ 1324.882107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.882152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.882201][ T32] r4:00000000 [ 1324.882251][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.882317][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.882366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.882412][ T32] r5:00001000 r4:dfab3000 [ 1324.882447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.882542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.882590][ T32] r5:8502638c r4:85026000 [ 1324.882639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.882689][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.882711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.882758][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.882780][ T32] r4:8509f580 [ 1324.882814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.882862][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.882884][ T32] r4:00000001 [ 1324.882903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.882936][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.882961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.882990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.883028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.883060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.883085][ T32] r4:8509db40 [ 1324.883105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.883129][ T32] INFO: task kworker/0:6:3170 blocked for more than 451 seconds. [ 1324.883171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.883197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.883219][ T32] task:kworker/0:6 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.883303][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.883352][ T32] Call trace: [ 1324.883383][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.883430][ T32] r10:8291a684 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:8408a400 [ 1324.883480][ T32] r4:8408a400 [ 1324.883516][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.883561][ T32] r5:8408a400 r4:8291a680 [ 1324.883581][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.883618][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.883675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 [ 1324.883700][ T32] r4:00000000 [ 1324.883719][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.911464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.911649][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.911700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83ce0cc0 [ 1324.911725][ T32] r4:00000000 [ 1324.911765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.911819][ T32] r9:83018005 r8:8408a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1324.911841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.912007][ T32] r5:00001000 r4:eb44f000 [ 1324.912060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.912116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.912187][ T32] r5:84b9a78c r4:84b9a400 [ 1324.912285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.912415][ T32] r7:dddced80 r6:83018000 r5:84b9a78c r4:849d2980 [ 1324.912449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.912503][ T32] r10:61c88647 r9:8408a400 r8:849d29ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.912526][ T32] r4:849d2980 [ 1324.912546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.912593][ T32] r10:00000000 r9:849d2980 r8:80287e08 r7:dfa0de60 r6:849d2500 r5:8408a400 [ 1324.912614][ T32] r4:00000001 [ 1324.912633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.912669][ T32] Exception stack(0xdfac5fb0 to 0xdfac5ff8) [ 1324.912699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.912727][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.912753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.912781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.912803][ T32] r4:83ce01c0 [ 1324.913253][ T32] INFO: task kworker/0:6:3170 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.913298][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.913399][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.913535][ T32] Call trace: [ 1324.913573][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.913752][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.917190][ T32] r4:00000000 [ 1324.917234][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.917306][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.917354][ T32] 1d20: 915a9000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.917395][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.917446][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.917478][ T32] r5:80070013 r4:80239bb0 [ 1324.917501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.917598][ T32] r4:82ac21e4 [ 1324.917623][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.917719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.917746][ T32] r4:e0581dc0 [ 1324.917767][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.917884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.917916][ T32] r4:00000000 [ 1324.917945][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.918019][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.918047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.918092][ T32] r5:00001000 r4:dfab3000 [ 1324.918112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.918178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.918257][ T32] r5:8502638c r4:85026000 [ 1324.918288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.918337][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.918438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.918489][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.918511][ T32] r4:8509f580 [ 1324.918556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.918613][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.918876][ T32] r4:00000001 [ 1324.918902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.918940][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.918968][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.919023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.919054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.919082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.919133][ T32] r4:8509db40 [ 1324.919247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.919305][ T32] INFO: task kworker/0:7:3171 blocked for more than 451 seconds. [ 1324.919443][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.919478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.919510][ T32] task:kworker/0:7 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.919630][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.920015][ T32] Call trace: [ 1324.920053][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.920123][ T32] r10:8291a684 r9:dfaddd84 r8:00000002 r7:60000013 r6:dfaddd8c r5:83bb6c00 [ 1324.920227][ T32] r4:83bb6c00 [ 1324.920258][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.920329][ T32] r5:83bb6c00 r4:8291a680 [ 1324.920352][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.920421][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.920521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 [ 1324.920547][ T32] r4:00000000 [ 1324.920567][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.920601][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.920701][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.920815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857011c0 [ 1324.920849][ T32] r4:00000000 [ 1324.920868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.921039][ T32] r9:83018005 r8:83bb6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1324.921071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.921115][ T32] r5:00001000 r4:dfabd000 [ 1324.921135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.921244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.921353][ T32] r5:8482c78c r4:8482c400 [ 1324.921385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.921626][ T32] r7:dddced80 r6:83018000 r5:8482c78c r4:849d2700 [ 1324.921769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.921820][ T32] r10:61c88647 r9:83bb6c00 r8:849d272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.921842][ T32] r4:849d2700 [ 1324.921860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.921903][ T32] r10:00000000 r9:849d2700 r8:80287e08 r7:dfac5e60 r6:849d2380 r5:83bb6c00 [ 1324.921925][ T32] r4:00000001 [ 1324.921943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.922051][ T32] Exception stack(0xdfaddfb0 to 0xdfaddff8) [ 1324.922107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.922167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.922371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.922710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.922820][ T32] r4:849fa080 [ 1324.923284][ T32] INFO: task kworker/0:7:3171 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.923322][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.923379][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.923427][ T32] Call trace: [ 1324.923594][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.923657][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.923681][ T32] r4:00000000 [ 1324.923758][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.948524][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.948624][ T32] 1d20: 91950000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.948659][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.948689][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.948727][ T32] r5:80070013 r4:80239bb0 [ 1324.948751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.948840][ T32] r4:82ac21e4 [ 1324.948881][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.948928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.948951][ T32] r4:e0581dc0 [ 1324.949011][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.949056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.949118][ T32] r4:00000000 [ 1324.949143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.949190][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.949237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.949430][ T32] r5:00001000 r4:dfab3000 [ 1324.949455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.949497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.949741][ T32] r5:8502638c r4:85026000 [ 1324.949854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.949931][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.949957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.950006][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.950059][ T32] r4:8509f580 [ 1324.950084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.950176][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.950285][ T32] r4:00000001 [ 1324.950310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.950347][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.950373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.950401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.950427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.950456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.950478][ T32] r4:8509db40 [ 1324.950502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.950531][ T32] INFO: task kworker/0:8:3173 blocked for more than 451 seconds. [ 1324.950566][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.950682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.950710][ T32] task:kworker/0:8 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.950883][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.950996][ T32] Call trace: [ 1324.951071][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.951129][ T32] r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:83bb0000 [ 1324.951151][ T32] r4:83bb0000 [ 1324.951171][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.951213][ T32] r5:83bb0000 r4:8291a680 [ 1324.951232][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.951318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.951387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.951441][ T32] r4:00000000 [ 1324.951534][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.951616][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.951688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.951732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b2880 [ 1324.951774][ T32] r4:00000000 [ 1324.951798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.951898][ T32] r9:83018005 r8:83bb0000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1324.951935][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.952020][ T32] r5:00001000 r4:eba51000 [ 1324.952065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.952107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.952233][ T32] r5:8593cf8c r4:8593cc00 [ 1324.952337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.952410][ T32] r7:dddced80 r6:83018000 r5:8593cf8c r4:849d2200 [ 1324.952530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.952614][ T32] r10:61c88647 r9:83bb0000 r8:849d222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.952640][ T32] r4:849d2200 [ 1324.952660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.952731][ T32] r10:00000000 r9:849d2200 r8:80287e08 r7:dfadde60 r6:8329e000 r5:83bb0000 [ 1324.952827][ T32] r4:00000001 [ 1324.952928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.952970][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.952998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.953027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.953120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.953171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.953223][ T32] r4:849fa080 [ 1324.953690][ T32] INFO: task kworker/0:8:3173 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.953835][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.962256][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.962424][ T32] Call trace: [ 1324.962522][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.962592][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.962644][ T32] r4:00000000 [ 1324.962669][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.962712][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.962751][ T32] 1d20: 91950000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.962779][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.962804][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.962829][ T32] r5:80070013 r4:80239bb0 [ 1324.962849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.962891][ T32] r4:82ac21e4 [ 1324.962935][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.962988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.963012][ T32] r4:e0581dc0 [ 1324.963031][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.963072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.963095][ T32] r4:00000000 [ 1324.963114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.963174][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.963205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.963248][ T32] r5:00001000 r4:dfab3000 [ 1324.963285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.963352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.963398][ T32] r5:8502638c r4:85026000 [ 1324.963418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.963464][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.963678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.978166][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.978292][ T32] r4:8509f580 [ 1324.978320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.978394][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.978417][ T32] r4:00000001 [ 1324.978465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.978509][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.978566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.978793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.978824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.978880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.978916][ T32] r4:8509db40 [ 1324.978995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.979031][ T32] INFO: task kworker/0:9:3174 blocked for more than 451 seconds. [ 1324.979066][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.979090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.979136][ T32] task:kworker/0:9 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.979226][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.979275][ T32] Call trace: [ 1324.979328][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.979385][ T32] r10:8291a684 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:83bb5400 [ 1324.979408][ T32] r4:83bb5400 [ 1324.979441][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.979488][ T32] r5:83bb5400 r4:8291a680 [ 1324.979509][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.979547][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.979586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.979661][ T32] r4:00000000 [ 1324.979712][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.979756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.979795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.979916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85702cc0 [ 1324.979944][ T32] r4:00000000 [ 1324.979991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.980041][ T32] r9:83018005 r8:83bb5400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.980079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.980125][ T32] r5:00001000 r4:eb7a1000 [ 1324.980156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.980194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.980234][ T32] r5:8594df8c r4:8594dc00 [ 1324.980255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.980338][ T32] r7:dddced80 r6:83018000 r5:8594df8c r4:8329e380 [ 1324.980375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.980425][ T32] r10:61c88647 r9:83bb5400 r8:8329e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.980449][ T32] r4:8329e380 [ 1324.980574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.980683][ T32] r10:00000000 r9:8329e380 r8:80287e08 r7:dfae1e60 r6:84024a80 r5:83bb5400 [ 1324.980715][ T32] r4:00000001 [ 1324.980736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.980825][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1324.980910][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.980948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.980976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.981031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.981145][ T32] r4:849fa080 [ 1324.981639][ T32] INFO: task kworker/0:9:3174 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1324.981686][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.981757][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.981804][ T32] Call trace: [ 1324.982002][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.982105][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1324.982133][ T32] r4:00000000 [ 1324.982197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.982255][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1324.982300][ T32] 1d20: 91ce0000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1324.982495][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1324.982553][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1324.982598][ T32] r5:80070013 r4:80239bb0 [ 1324.982870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.982918][ T32] r4:82ac21e4 [ 1324.982974][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.983027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1324.983049][ T32] r4:e0581dc0 [ 1324.983078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.983287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1324.983499][ T32] r4:00000000 [ 1324.983522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.983580][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.983605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.983649][ T32] r5:00001000 r4:dfab3000 [ 1324.983677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.992076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.992289][ T32] r5:8502638c r4:85026000 [ 1324.992363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.992473][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1324.992572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.992628][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.992704][ T32] r4:8509f580 [ 1324.992886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.992938][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1324.992960][ T32] r4:00000001 [ 1324.992981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.993017][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1324.993088][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.993185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.993215][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.993384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.993487][ T32] r4:8509db40 [ 1324.993545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.993597][ T32] INFO: task kworker/0:10:3178 blocked for more than 451 seconds. [ 1324.993665][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.000801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.001024][ T32] task:kworker/0:10 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.001129][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.001215][ T32] Call trace: [ 1325.001252][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.001412][ T32] r10:8291a684 r9:dfaf1d84 r8:00000002 r7:60000113 r6:dfaf1d8c r5:83bb2400 [ 1325.001473][ T32] r4:83bb2400 [ 1325.001631][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.001732][ T32] r5:83bb2400 r4:8291a680 [ 1325.001830][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.001873][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.001915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf1e08 [ 1325.001937][ T32] r4:00000000 [ 1325.001974][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.002054][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.002131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.002174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d5f80 [ 1325.002197][ T32] r4:00000000 [ 1325.002243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.002489][ T32] r9:83018005 r8:83bb2400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1325.002550][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.002707][ T32] r5:00001000 r4:ebda9000 [ 1325.002856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.002954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.003008][ T32] r5:8593f38c r4:8593f000 [ 1325.003030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.003076][ T32] r7:dddced80 r6:83018000 r5:8593f38c r4:84024a00 [ 1325.003097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.003142][ T32] r10:61c88647 r9:83bb2400 r8:84024a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.003183][ T32] r4:84024a00 [ 1325.003207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.003253][ T32] r10:00000000 r9:84024a00 r8:80287e08 r7:dfae1e60 r6:83b5f180 r5:83bb2400 [ 1325.003275][ T32] r4:00000001 [ 1325.003422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.003463][ T32] Exception stack(0xdfaf1fb0 to 0xdfaf1ff8) [ 1325.003535][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.003795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.017885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.017955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.017982][ T32] r4:849fa700 [ 1325.018529][ T32] INFO: task kworker/0:10:3178 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.018579][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.018879][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.018945][ T32] Call trace: [ 1325.019052][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.019115][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.019139][ T32] r4:00000000 [ 1325.019175][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.019222][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.019250][ T32] 1d20: 91fe5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.019286][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.019314][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.019373][ T32] r5:80070013 r4:80239bb0 [ 1325.019481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.019532][ T32] r4:82ac21e4 [ 1325.019778][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.019833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.019856][ T32] r4:e0581dc0 [ 1325.019895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.019942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.019964][ T32] r4:00000000 [ 1325.020009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.020127][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.020242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.020329][ T32] r5:00001000 r4:dfab3000 [ 1325.020401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.020448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.020493][ T32] r5:8502638c r4:85026000 [ 1325.020520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.020657][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.020684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.020732][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.020810][ T32] r4:8509f580 [ 1325.020949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.021015][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.021111][ T32] r4:00000001 [ 1325.021146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.021183][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.021209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.021281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.021421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.021473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.021502][ T32] r4:8509db40 [ 1325.021555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.021615][ T32] INFO: task kworker/0:11:3179 blocked for more than 451 seconds. [ 1325.021661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.021688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.021709][ T32] task:kworker/0:11 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.021754][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.021795][ T32] Call trace: [ 1325.021826][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.021872][ T32] r10:8291a684 r9:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:83bb1800 [ 1325.021894][ T32] r4:83bb1800 [ 1325.021914][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.021956][ T32] r5:83bb1800 r4:8291a680 [ 1325.021996][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.022066][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.022168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1325.022207][ T32] r4:00000000 [ 1325.022237][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.022273][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.022315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.022355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a7940 [ 1325.022395][ T32] r4:00000000 [ 1325.022434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.022483][ T32] r9:83018005 r8:83bb1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.022506][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.022558][ T32] r5:00001000 r4:ebce9000 [ 1325.022643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.022710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.022840][ T32] r5:8593e38c r4:8593e000 [ 1325.022870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.022946][ T32] r7:dddced80 r6:83018000 r5:8593e38c r4:83b5f100 [ 1325.022976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.023023][ T32] r10:61c88647 r9:83bb1800 r8:83b5f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.023044][ T32] r4:83b5f100 [ 1325.023063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.023105][ T32] r10:00000000 r9:83b5f100 r8:80287e08 r7:dfaf1e60 r6:830cc380 r5:83bb1800 [ 1325.023178][ T32] r4:00000001 [ 1325.023209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.023253][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1325.023313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.023357][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.023387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.023422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.023446][ T32] r4:849fa700 [ 1325.047298][ T32] INFO: task kworker/0:11:3179 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.047472][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.047639][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.047720][ T32] Call trace: [ 1325.047755][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.047815][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.047865][ T32] r4:00000000 [ 1325.047891][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.047934][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.048046][ T32] 1d20: 92183000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.048142][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.048358][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.048392][ T32] r5:80070013 r4:80239bb0 [ 1325.048443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.048499][ T32] r4:82ac21e4 [ 1325.048522][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.048637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.048737][ T32] r4:e0581dc0 [ 1325.048768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.048833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.048860][ T32] r4:00000000 [ 1325.048936][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.048986][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.049009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.049285][ T32] r5:00001000 r4:dfab3000 [ 1325.049374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.049419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.049463][ T32] r5:8502638c r4:85026000 [ 1325.049484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.049531][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.049555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.049601][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.049623][ T32] r4:8509f580 [ 1325.049642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.049686][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.049792][ T32] r4:00000001 [ 1325.049817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.049854][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.049907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.049940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.049972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.050002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.050023][ T32] r4:8509db40 [ 1325.050046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.050086][ T32] INFO: task kworker/0:12:3182 blocked for more than 451 seconds. [ 1325.050121][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.050146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.050284][ T32] task:kworker/0:12 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.050342][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.050520][ T32] Call trace: [ 1325.050557][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.050605][ T32] r10:8291a684 r9:dfb01d84 r8:00000002 r7:60000113 r6:dfb01d8c r5:83bb4800 [ 1325.050710][ T32] r4:83bb4800 [ 1325.050742][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.050819][ T32] r5:83bb4800 r4:8291a680 [ 1325.050843][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.051128][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.051357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 [ 1325.051392][ T32] r4:00000000 [ 1325.051412][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.051473][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.051513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.051555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85322140 [ 1325.051577][ T32] r4:00000000 [ 1325.051597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.051794][ T32] r9:83018005 r8:83bb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.051875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.052061][ T32] r5:00001000 r4:eb5fd000 [ 1325.052096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.052149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.052193][ T32] r5:8482df8c r4:8482dc00 [ 1325.052213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.052260][ T32] r7:dddced80 r6:83018000 r5:8482df8c r4:83387480 [ 1325.052295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.052408][ T32] r10:61c88647 r9:83bb4800 r8:833874ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.052540][ T32] r4:83387480 [ 1325.052565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.052617][ T32] r10:00000000 r9:83387480 r8:80287e08 r7:dfaf1e60 r6:830b8680 r5:83bb4800 [ 1325.052644][ T32] r4:00000001 [ 1325.052663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.052700][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1325.052728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.052782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.052819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.052863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.052958][ T32] r4:849fa8c0 [ 1325.053404][ T32] INFO: task kworker/0:12:3182 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.053537][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.053619][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.053664][ T32] Call trace: [ 1325.068589][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.068779][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.068807][ T32] r4:00000000 [ 1325.068829][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.068905][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.068981][ T32] 1d20: 922d9000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.069022][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.069103][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.069131][ T32] r5:80070013 r4:80239bb0 [ 1325.069152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.069195][ T32] r4:82ac21e4 [ 1325.069215][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.069257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.069297][ T32] r4:e0581dc0 [ 1325.069321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.069363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.069414][ T32] r4:00000000 [ 1325.069438][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.069511][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.069548][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.069593][ T32] r5:00001000 r4:dfab3000 [ 1325.069614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.069653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.069695][ T32] r5:8502638c r4:85026000 [ 1325.069715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.069764][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.069813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.069864][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.069886][ T32] r4:8509f580 [ 1325.069907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.069967][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.069999][ T32] r4:00000001 [ 1325.070019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.070080][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.070117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.070145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.070171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.070224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.070250][ T32] r4:8509db40 [ 1325.070274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.070309][ T32] INFO: task kworker/0:13:3184 blocked for more than 451 seconds. [ 1325.070342][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.070367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.070390][ T32] task:kworker/0:13 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.070469][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.070633][ T32] Call trace: [ 1325.070700][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.070798][ T32] r10:8291a684 r9:dfb15d84 r8:00000002 r7:60000113 r6:dfb15d8c r5:83bb0c00 [ 1325.070825][ T32] r4:83bb0c00 [ 1325.070847][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.070892][ T32] r5:83bb0c00 r4:8291a680 [ 1325.070912][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.070949][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.070990][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 [ 1325.071012][ T32] r4:00000000 [ 1325.071031][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.071176][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.071219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.071262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395980 [ 1325.071344][ T32] r4:00000000 [ 1325.071369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.071415][ T32] r9:83018005 r8:83bb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.071437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.071478][ T32] r5:00001000 r4:ec909000 [ 1325.071498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.071551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.071622][ T32] r5:8482db8c r4:8482d800 [ 1325.071645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.071936][ T32] r7:dddced80 r6:83018000 r5:8482db8c r4:830b8580 [ 1325.071976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.072219][ T32] r10:61c88647 r9:83bb0c00 r8:830b85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.072254][ T32] r4:830b8580 [ 1325.072362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.072508][ T32] r10:00000000 r9:830b8580 r8:80287e08 r7:dfb01e60 r6:8499b000 r5:83bb0c00 [ 1325.072623][ T32] r4:00000001 [ 1325.072648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.072688][ T32] Exception stack(0xdfb15fb0 to 0xdfb15ff8) [ 1325.072713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.072741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.072769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.072797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.072819][ T32] r4:849fa8c0 [ 1325.073263][ T32] INFO: task kworker/0:13:3184 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.073304][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.073362][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.073407][ T32] Call trace: [ 1325.073436][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.073484][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.073508][ T32] r4:00000000 [ 1325.073527][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.073759][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.086598][ T32] 1d20: 92513000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.086659][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.086714][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.086771][ T32] r5:80070013 r4:80239bb0 [ 1325.086824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.086891][ T32] r4:82ac21e4 [ 1325.086950][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.087038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.087118][ T32] r4:e0581dc0 [ 1325.087142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.087185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.087246][ T32] r4:00000000 [ 1325.087272][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.087327][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.087356][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.087413][ T32] r5:00001000 r4:dfab3000 [ 1325.087434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.087526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.087634][ T32] r5:8502638c r4:85026000 [ 1325.087714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.087803][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.087873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.087931][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.087953][ T32] r4:8509f580 [ 1325.088109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.088158][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.088374][ T32] r4:00000001 [ 1325.088421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.088491][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.088521][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.088556][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.088582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.088612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.088677][ T32] r4:8509db40 [ 1325.088866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.088901][ T32] INFO: task kworker/1:24:3185 blocked for more than 451 seconds. [ 1325.088936][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.088987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.089015][ T32] task:kworker/1:24 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.089124][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.089204][ T32] Call trace: [ 1325.089294][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.089355][ T32] r10:8291a684 r9:dfb09d84 r8:00000002 r7:60000013 r6:dfb09d8c r5:83bb6000 [ 1325.089380][ T32] r4:83bb6000 [ 1325.089453][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.089499][ T32] r5:83bb6000 r4:8291a680 [ 1325.089527][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.089586][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.089710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1325.089791][ T32] r4:00000000 [ 1325.089822][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.089857][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.089890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.089930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1280 [ 1325.089952][ T32] r4:00000000 [ 1325.089973][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.090016][ T32] r9:83018205 r8:83bb6000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1325.090063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.090108][ T32] r5:00001000 r4:dfb11000 [ 1325.090129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.090167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.090207][ T32] r5:85bf9f8c r4:85bf9c00 [ 1325.090227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.090344][ T32] r7:ddde2d80 r6:83018200 r5:85bf9f8c r4:84af2280 [ 1325.090425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.090502][ T32] r10:61c88647 r9:83bb6000 r8:84af22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.090568][ T32] r4:84af2280 [ 1325.090592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.090639][ T32] r10:00000000 r9:84af2280 r8:80287e08 r7:df9d5e60 r6:8499b080 r5:83bb6000 [ 1325.090661][ T32] r4:00000001 [ 1325.090681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.090740][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1325.090777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.090898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.090966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.090999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.091021][ T32] r4:849f6fc0 [ 1325.091467][ T32] INFO: task kworker/1:24:3185 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.091502][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.091583][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.091813][ T32] Call trace: [ 1325.091902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.091952][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.091999][ T32] r4:00000000 [ 1325.092042][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.092085][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.092114][ T32] 1d20: 92513000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.092143][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.092168][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.092190][ T32] r5:80070013 r4:80239bb0 [ 1325.092211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.092248][ T32] r4:82ac21e4 [ 1325.092267][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.092367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.092394][ T32] r4:e0581dc0 [ 1325.092464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.092538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.092591][ T32] r4:00000000 [ 1325.092620][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.092667][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.092689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.092759][ T32] r5:00001000 r4:dfab3000 [ 1325.092792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.092881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.093011][ T32] r5:8502638c r4:85026000 [ 1325.093120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.093210][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.093235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.093312][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.093347][ T32] r4:8509f580 [ 1325.093367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.093412][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.093763][ T32] r4:00000001 [ 1325.117830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.117918][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.117954][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.117984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.118038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.118074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.118124][ T32] r4:8509db40 [ 1325.118184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.118220][ T32] INFO: task kworker/0:14:3188 blocked for more than 451 seconds. [ 1325.118257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.118326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.118360][ T32] task:kworker/0:14 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.118420][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.118468][ T32] Call trace: [ 1325.118570][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.118636][ T32] r10:8291a684 r9:dfb1dd84 r8:00000002 r7:60000113 r6:dfb1dd8c r5:83bb3000 [ 1325.118659][ T32] r4:83bb3000 [ 1325.118679][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.118720][ T32] r5:83bb3000 r4:8291a680 [ 1325.118740][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.118784][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.118846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 [ 1325.118871][ T32] r4:00000000 [ 1325.118970][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.119078][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.119146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.119191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530c900 [ 1325.119223][ T32] r4:00000000 [ 1325.119242][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.119293][ T32] r9:83018005 r8:83bb3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1325.119316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.119357][ T32] r5:00001000 r4:eb80d000 [ 1325.119376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.119413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.119454][ T32] r5:85a28b8c r4:85a28800 [ 1325.119527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.119604][ T32] r7:dddced80 r6:83018000 r5:85a28b8c r4:8499b100 [ 1325.119629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.119676][ T32] r10:61c88647 r9:83bb3000 r8:8499b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.119698][ T32] r4:8499b100 [ 1325.119717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.119804][ T32] r10:00000000 r9:8499b100 r8:80287e08 r7:dfb01e60 r6:8499b180 r5:83bb3000 [ 1325.119864][ T32] r4:00000001 [ 1325.119886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.119948][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1325.120012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.120052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.120088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.120116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.120186][ T32] r4:849fac40 [ 1325.120669][ T32] INFO: task kworker/0:14:3188 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.120709][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.120836][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.120886][ T32] Call trace: [ 1325.120916][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.120964][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.121014][ T32] r4:00000000 [ 1325.121070][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.121141][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.121199][ T32] 1d20: 9279a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.121293][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.121329][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.121407][ T32] r5:80070013 r4:80239bb0 [ 1325.121432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.121473][ T32] r4:82ac21e4 [ 1325.121520][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.121591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.121617][ T32] r4:e0581dc0 [ 1325.121638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.121705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.121738][ T32] r4:00000000 [ 1325.121759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.121804][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.121834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.121874][ T32] r5:00001000 r4:dfab3000 [ 1325.121893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.121932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.121992][ T32] r5:8502638c r4:85026000 [ 1325.122033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.122130][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.122188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.122245][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.122270][ T32] r4:8509f580 [ 1325.122296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.122344][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.122396][ T32] r4:00000001 [ 1325.122433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.122499][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.122531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.122561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.122614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.122653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.122754][ T32] r4:8509db40 [ 1325.122781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.122833][ T32] INFO: task kworker/0:15:3189 blocked for more than 451 seconds. [ 1325.122863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.122938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.122969][ T32] task:kworker/0:15 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.123051][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.123094][ T32] Call trace: [ 1325.123123][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.123170][ T32] r10:8291a684 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:8392c800 [ 1325.123193][ T32] r4:8392c800 [ 1325.123213][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.123254][ T32] r5:8392c800 r4:8291a680 [ 1325.123274][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.123317][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.123359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 [ 1325.123380][ T32] r4:00000000 [ 1325.123426][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.123490][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.123530][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.123573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fac40 [ 1325.123595][ T32] r4:00000000 [ 1325.123615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.123657][ T32] r9:83018005 r8:8392c800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1325.123764][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.140811][ T32] r5:00001000 r4:ec86b000 [ 1325.140913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.141001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.141130][ T32] r5:85416b8c r4:85416800 [ 1325.141240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.141303][ T32] r7:dddced80 r6:83018000 r5:85416b8c r4:8499b200 [ 1325.141328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.141378][ T32] r10:61c88647 r9:8392c800 r8:8499b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.141429][ T32] r4:8499b200 [ 1325.141453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.141530][ T32] r10:00000000 r9:8499b200 r8:80287e08 r7:dfb1de60 r6:8499b280 r5:8392c800 [ 1325.141587][ T32] r4:00000001 [ 1325.141611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.141747][ T32] Exception stack(0xdfb29fb0 to 0xdfb29ff8) [ 1325.141783][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.141814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.141842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.141900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.141926][ T32] r4:849fa200 [ 1325.142440][ T32] INFO: task kworker/0:15:3189 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.142484][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.142660][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.142822][ T32] Call trace: [ 1325.142942][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.143002][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.143026][ T32] r4:00000000 [ 1325.143055][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.143128][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.143176][ T32] 1d20: 92852000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.143208][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.143234][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.143290][ T32] r5:80070013 r4:80239bb0 [ 1325.143315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.143402][ T32] r4:82ac21e4 [ 1325.143551][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.143599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.143622][ T32] r4:e0581dc0 [ 1325.143642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.143782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.157600][ T32] r4:00000000 [ 1325.157648][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.157721][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.157744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.157790][ T32] r5:00001000 r4:dfab3000 [ 1325.157810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.157849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.157908][ T32] r5:8502638c r4:85026000 [ 1325.157956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.158012][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.158034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.158083][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.158105][ T32] r4:8509f580 [ 1325.158125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.158171][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.158193][ T32] r4:00000001 [ 1325.158211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.158247][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.158282][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.158314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.158340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.158395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.158430][ T32] r4:8509db40 [ 1325.158454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.158510][ T32] INFO: task kworker/0:16:3191 blocked for more than 451 seconds. [ 1325.158574][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.158629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.158682][ T32] task:kworker/0:16 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.158805][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.158893][ T32] Call trace: [ 1325.158983][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.159062][ T32] r10:8291a684 r9:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:841e6c00 [ 1325.159179][ T32] r4:841e6c00 [ 1325.159293][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.159340][ T32] r5:841e6c00 r4:8291a680 [ 1325.159360][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.159398][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.159439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 [ 1325.159460][ T32] r4:00000000 [ 1325.159478][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.159511][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.159790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.159837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521ce00 [ 1325.159878][ T32] r4:00000000 [ 1325.159903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.159973][ T32] r9:83018005 r8:841e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1325.160057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.160104][ T32] r5:00001000 r4:ecc21000 [ 1325.160124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.160174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.160217][ T32] r5:85bed78c r4:85bed400 [ 1325.160237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.160287][ T32] r7:dddced80 r6:83018000 r5:85bed78c r4:8499b300 [ 1325.160346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.160406][ T32] r10:61c88647 r9:841e6c00 r8:8499b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.160429][ T32] r4:8499b300 [ 1325.160449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.160493][ T32] r10:00000000 r9:8499b300 r8:80287e08 r7:dfb29e60 r6:8499b380 r5:841e6c00 [ 1325.160554][ T32] r4:00000001 [ 1325.160578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.160616][ T32] Exception stack(0xdfb3dfb0 to 0xdfb3dff8) [ 1325.160643][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.160752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.160783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.160813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.160872][ T32] r4:849faec0 [ 1325.161392][ T32] INFO: task kworker/0:16:3191 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.161434][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.161549][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.161596][ T32] Call trace: [ 1325.161626][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.161759][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.161810][ T32] r4:00000000 [ 1325.161858][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.161908][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.161937][ T32] 1d20: 92bb1000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.162007][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.162099][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.162130][ T32] r5:80070013 r4:80239bb0 [ 1325.162225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.162271][ T32] r4:82ac21e4 [ 1325.162321][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.162458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.162494][ T32] r4:e0581dc0 [ 1325.162594][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.162646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.162671][ T32] r4:00000000 [ 1325.162712][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.162788][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.162839][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.162884][ T32] r5:00001000 r4:dfab3000 [ 1325.162905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.162981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.163027][ T32] r5:8502638c r4:85026000 [ 1325.163047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.163118][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.163182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.163240][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.163263][ T32] r4:8509f580 [ 1325.163290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.163337][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.163360][ T32] r4:00000001 [ 1325.163407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.163446][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.163493][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.163526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.163636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.163676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.177183][ T32] r4:8509db40 [ 1325.177315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.177354][ T32] INFO: task kworker/0:17:3192 blocked for more than 451 seconds. [ 1325.177391][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.177418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.177442][ T32] task:kworker/0:17 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.177604][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.177720][ T32] Call trace: [ 1325.177799][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.177871][ T32] r10:8291a684 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:841e2400 [ 1325.178087][ T32] r4:841e2400 [ 1325.178118][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.178205][ T32] r5:841e2400 r4:8291a680 [ 1325.178289][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.178385][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.178436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 [ 1325.178460][ T32] r4:00000000 [ 1325.178480][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.178514][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.178552][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.178651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210e00 [ 1325.178776][ T32] r4:00000000 [ 1325.178801][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.178982][ T32] r9:83018005 r8:841e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1325.179010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.179054][ T32] r5:00001000 r4:ecb73000 [ 1325.179074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.179335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.179387][ T32] r5:85417f8c r4:85417c00 [ 1325.179488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.179541][ T32] r7:dddced80 r6:83018000 r5:85417f8c r4:8499b400 [ 1325.179698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.179779][ T32] r10:61c88647 r9:841e2400 r8:8499b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.179902][ T32] r4:8499b400 [ 1325.179925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.179974][ T32] r10:00000000 r9:8499b400 r8:80287e08 r7:dfb3de60 r6:8499b480 r5:841e2400 [ 1325.179996][ T32] r4:00000001 [ 1325.180016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.180104][ T32] Exception stack(0xdfb41fb0 to 0xdfb41ff8) [ 1325.180137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.180178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.180220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.180329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.180371][ T32] r4:849faec0 [ 1325.180858][ T32] INFO: task kworker/0:17:3192 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.180943][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.181141][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.181191][ T32] Call trace: [ 1325.181222][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.181333][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.181426][ T32] r4:00000000 [ 1325.181849][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.181959][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.182019][ T32] 1d20: 92bb1000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.182093][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.182171][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.182201][ T32] r5:80070013 r4:80239bb0 [ 1325.182340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.182481][ T32] r4:82ac21e4 [ 1325.182514][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.182563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.182683][ T32] r4:e0581dc0 [ 1325.182724][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.182789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.182815][ T32] r4:00000000 [ 1325.182836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.182882][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.182904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.182971][ T32] r5:00001000 r4:dfab3000 [ 1325.183030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.183127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.183175][ T32] r5:8502638c r4:85026000 [ 1325.183250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.183469][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.183531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.183583][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.183685][ T32] r4:8509f580 [ 1325.201525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.201770][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.201811][ T32] r4:00000001 [ 1325.201888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.201934][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.201977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.202033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.202207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.202292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.202366][ T32] r4:8509db40 [ 1325.202405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.202437][ T32] INFO: task kworker/0:18:3195 blocked for more than 451 seconds. [ 1325.202692][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.202723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.202749][ T32] task:kworker/0:18 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.202998][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.203340][ T32] Call trace: [ 1325.203384][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.203491][ T32] r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:84065400 [ 1325.203520][ T32] r4:84065400 [ 1325.203554][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.203597][ T32] r5:84065400 r4:8291a680 [ 1325.203618][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.203657][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.214709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1325.214832][ T32] r4:00000000 [ 1325.214996][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.215062][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.215107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.215219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521c040 [ 1325.215272][ T32] r4:00000000 [ 1325.215340][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.215456][ T32] r9:83018005 r8:84065400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1325.215530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.215614][ T32] r5:00001000 r4:ebb7b000 [ 1325.215639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.215683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.215746][ T32] r5:85b0338c r4:85b03000 [ 1325.215799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.215854][ T32] r7:dddced80 r6:83018000 r5:85b0338c r4:8499b500 [ 1325.215887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.215940][ T32] r10:61c88647 r9:84065400 r8:8499b52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.215965][ T32] r4:8499b500 [ 1325.216014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.216068][ T32] r10:00000000 r9:8499b500 r8:80287e08 r7:dfb3de60 r6:84af2300 r5:84065400 [ 1325.216094][ T32] r4:00000001 [ 1325.216116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.216156][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1325.216194][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.216228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.216257][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.216432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.216468][ T32] r4:84333080 [ 1325.216924][ T32] INFO: task kworker/0:18:3195 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.217016][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.217159][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.217237][ T32] Call trace: [ 1325.217272][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.217357][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.217466][ T32] r4:00000000 [ 1325.217490][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.217531][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.217559][ T32] 1d20: 93016000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.217614][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.217652][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.217704][ T32] r5:80070013 r4:80239bb0 [ 1325.217729][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.217770][ T32] r4:82ac21e4 [ 1325.217947][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.218001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.218131][ T32] r4:e0581dc0 [ 1325.218286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.218531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.218565][ T32] r4:00000000 [ 1325.218638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.218687][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.218709][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.218914][ T32] r5:00001000 r4:dfab3000 [ 1325.218945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.218986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.219028][ T32] r5:8502638c r4:85026000 [ 1325.219049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.219135][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.219250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.219304][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.219327][ T32] r4:8509f580 [ 1325.219356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.219403][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.219431][ T32] r4:00000001 [ 1325.219471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.219525][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.219573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.219615][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.219643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.219673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.219742][ T32] r4:8509db40 [ 1325.219840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.219957][ T32] INFO: task kworker/0:19:3196 blocked for more than 451 seconds. [ 1325.220004][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.220030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.220063][ T32] task:kworker/0:19 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.220253][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.220377][ T32] Call trace: [ 1325.220456][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.220522][ T32] r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:841e5400 [ 1325.220659][ T32] r4:841e5400 [ 1325.220684][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.220728][ T32] r5:841e5400 r4:8291a680 [ 1325.220747][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.220864][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.220981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1325.221007][ T32] r4:00000000 [ 1325.221157][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.221198][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.221233][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.221274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521cc80 [ 1325.221303][ T32] r4:00000000 [ 1325.221323][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.221393][ T32] r9:83018005 r8:841e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1325.221418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.221461][ T32] r5:00001000 r4:ecbfb000 [ 1325.221480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.221519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.221564][ T32] r5:85bed38c r4:85bed000 [ 1325.221584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.221629][ T32] r7:dddced80 r6:83018000 r5:85bed38c r4:8499b580 [ 1325.221649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.221793][ T32] r10:61c88647 r9:841e5400 r8:8499b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.221846][ T32] r4:8499b580 [ 1325.221868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.221914][ T32] r10:00000000 r9:8499b580 r8:80287e08 r7:dfb3de60 r6:8499b600 r5:841e5400 [ 1325.221938][ T32] r4:00000001 [ 1325.222129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.222180][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1325.222209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.222238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.222267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.222356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.222429][ T32] r4:84333080 [ 1325.222714][ T32] INFO: task kworker/0:19:3196 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.222758][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.223008][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.223052][ T32] Call trace: [ 1325.223354][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.223412][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.223436][ T32] r4:00000000 [ 1325.223455][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.223547][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.223581][ T32] 1d20: 93016000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.223667][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.246671][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.246875][ T32] r5:80070013 r4:80239bb0 [ 1325.246987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.247138][ T32] r4:82ac21e4 [ 1325.247191][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.247247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.247287][ T32] r4:e0581dc0 [ 1325.247312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.247356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.247388][ T32] r4:00000000 [ 1325.247408][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.247526][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.247636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.247693][ T32] r5:00001000 r4:dfab3000 [ 1325.247714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.247754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.247796][ T32] r5:8502638c r4:85026000 [ 1325.247818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.248025][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.248053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.248100][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.248228][ T32] r4:8509f580 [ 1325.248258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.248344][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.248395][ T32] r4:00000001 [ 1325.248420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.248459][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.248486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.248540][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.248651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.248683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.248763][ T32] r4:8509db40 [ 1325.248794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.248829][ T32] INFO: task kworker/1:25:3199 blocked for more than 451 seconds. [ 1325.248865][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.248912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.248943][ T32] task:kworker/1:25 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.249157][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.249209][ T32] Call trace: [ 1325.249306][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.249442][ T32] r10:8291a684 r9:dfb6dd84 r8:00000002 r7:60000013 r6:dfb6dd8c r5:84061800 [ 1325.249471][ T32] r4:84061800 [ 1325.249491][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.249534][ T32] r5:84061800 r4:8291a680 [ 1325.249608][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.249835][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.249924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb6de08 [ 1325.250131][ T32] r4:00000000 [ 1325.250178][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.250217][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.250251][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.250298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520fac0 [ 1325.250332][ T32] r4:00000000 [ 1325.250353][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.250414][ T32] r9:83018205 r8:84061800 r7:00000000 r6:83018200 r5:00001000 r4:7f101000 [ 1325.250544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.250669][ T32] r5:00001000 r4:ed881000 [ 1325.250692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.250852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.250898][ T32] r5:85d6df8c r4:85d6dc00 [ 1325.250918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.251106][ T32] r7:ddde2d80 r6:83018200 r5:85d6df8c r4:84af2380 [ 1325.251250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.251308][ T32] r10:61c88647 r9:84061800 r8:84af23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.251337][ T32] r4:84af2380 [ 1325.251360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.251410][ T32] r10:00000000 r9:84af2380 r8:80287e08 r7:df9d5e60 r6:84af2400 r5:84061800 [ 1325.251540][ T32] r4:00000001 [ 1325.251618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.251782][ T32] Exception stack(0xdfb6dfb0 to 0xdfb6dff8) [ 1325.251986][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.252026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.252053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.252172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.252283][ T32] r4:8433b400 [ 1325.252753][ T32] INFO: task kworker/1:25:3199 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.252792][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.253084][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.253198][ T32] Call trace: [ 1325.253285][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.253342][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.253394][ T32] r4:00000000 [ 1325.253417][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.253457][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.253484][ T32] 1d20: 93246000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.253514][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.253539][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.253563][ T32] r5:80070013 r4:80239bb0 [ 1325.253682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.272397][ T32] r4:82ac21e4 [ 1325.272518][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.272673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.272790][ T32] r4:e0581dc0 [ 1325.272821][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.272867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.272890][ T32] r4:00000000 [ 1325.272911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.273095][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.273129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.273176][ T32] r5:00001000 r4:dfab3000 [ 1325.273220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.273264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.273334][ T32] r5:8502638c r4:85026000 [ 1325.273386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.273438][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.273485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.273537][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.273589][ T32] r4:8509f580 [ 1325.273612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.273661][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.273706][ T32] r4:00000001 [ 1325.287184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.287350][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.287391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.287442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.287654][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.287691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.287764][ T32] r4:8509db40 [ 1325.287817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.287862][ T32] INFO: task kworker/0:20:3201 blocked for more than 451 seconds. [ 1325.287898][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.288023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.288050][ T32] task:kworker/0:20 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.288135][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.288188][ T32] Call trace: [ 1325.288291][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.288411][ T32] r10:8291a684 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:84064800 [ 1325.288440][ T32] r4:84064800 [ 1325.288460][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.288528][ T32] r5:84064800 r4:8291a680 [ 1325.288553][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.288592][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.288634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1325.288662][ T32] r4:00000000 [ 1325.288681][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.288718][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.288755][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.288821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212840 [ 1325.288848][ T32] r4:00000000 [ 1325.288869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.288929][ T32] r9:83018005 r8:84064800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1325.288955][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.288998][ T32] r5:00001000 r4:ecdc1000 [ 1325.289017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.289055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.289096][ T32] r5:85bedb8c r4:85bed800 [ 1325.289115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.289160][ T32] r7:dddced80 r6:83018000 r5:85bedb8c r4:8499b680 [ 1325.289181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.289227][ T32] r10:61c88647 r9:84064800 r8:8499b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.289274][ T32] r4:8499b680 [ 1325.289327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.289389][ T32] r10:00000000 r9:8499b680 r8:80287e08 r7:dfb3de60 r6:84af2480 r5:84064800 [ 1325.289415][ T32] r4:00000001 [ 1325.289434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.289469][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1325.289544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.289575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.289603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.289757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.289831][ T32] r4:84333400 [ 1325.290268][ T32] INFO: task kworker/0:20:3201 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.290310][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.290367][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.290451][ T32] Call trace: [ 1325.290546][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.290604][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.290629][ T32] r4:00000000 [ 1325.290648][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.290736][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.290779][ T32] 1d20: 93725000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.290811][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.290839][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.290882][ T32] r5:80070013 r4:80239bb0 [ 1325.290906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.290946][ T32] r4:82ac21e4 [ 1325.290965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.291031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.291090][ T32] r4:e0581dc0 [ 1325.291188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.291233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.291273][ T32] r4:00000000 [ 1325.291354][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.291408][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.291432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.291475][ T32] r5:00001000 r4:dfab3000 [ 1325.291494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.291593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.291639][ T32] r5:8502638c r4:85026000 [ 1325.291659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.291703][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.291723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.291767][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.291789][ T32] r4:8509f580 [ 1325.291823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.291876][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.291951][ T32] r4:00000001 [ 1325.291973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.292010][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.292037][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.292321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.292357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.292412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.292446][ T32] r4:8509db40 [ 1325.292466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.292565][ T32] INFO: task kworker/0:21:3202 blocked for more than 451 seconds. [ 1325.292596][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.292620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.292641][ T32] task:kworker/0:21 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.292715][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.292755][ T32] Call trace: [ 1325.292785][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.292831][ T32] r10:8291a684 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:841e6000 [ 1325.292904][ T32] r4:841e6000 [ 1325.292934][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.292977][ T32] r5:841e6000 r4:8291a680 [ 1325.293169][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.293265][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.293366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1325.293475][ T32] r4:00000000 [ 1325.293497][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.293556][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.293604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.293685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fc240 [ 1325.300726][ T32] r4:00000000 [ 1325.300869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.300946][ T32] r9:83018005 r8:841e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1325.301038][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.301091][ T32] r5:00001000 r4:ecf01000 [ 1325.301165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.301210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.301253][ T32] r5:85beeb8c r4:85bee800 [ 1325.301273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.301330][ T32] r7:dddced80 r6:83018000 r5:85beeb8c r4:8499b700 [ 1325.301351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.301396][ T32] r10:61c88647 r9:841e6000 r8:8499b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.301453][ T32] r4:8499b700 [ 1325.301478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.301526][ T32] r10:00000000 r9:8499b700 r8:80287e08 r7:dfb81e60 r6:8499b780 r5:841e6000 [ 1325.301572][ T32] r4:00000001 [ 1325.301604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.301643][ T32] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1325.301674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.301701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.301728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.301756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.301802][ T32] r4:84333400 [ 1325.302258][ T32] INFO: task kworker/0:21:3202 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.302329][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.302407][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.302503][ T32] Call trace: [ 1325.302546][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.302601][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.302650][ T32] r4:00000000 [ 1325.302695][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.302764][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.302795][ T32] 1d20: 93725000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.302873][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.302952][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.303045][ T32] r5:80070013 r4:80239bb0 [ 1325.303070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.303110][ T32] r4:82ac21e4 [ 1325.303155][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.303285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.303344][ T32] r4:e0581dc0 [ 1325.303373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.303444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.303545][ T32] r4:00000000 [ 1325.303569][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.303613][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.303641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.303706][ T32] r5:00001000 r4:dfab3000 [ 1325.303825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.317007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.317095][ T32] r5:8502638c r4:85026000 [ 1325.317118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.317166][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.317314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.317417][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1325.317662][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 21 printk messages dropped ** [ 1325.319015][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1325.319646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.319691][ T32] r5:85bedf8c r4:85bedc00 [ 1325.319712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.319852][ T32] r7:dddced80 r6:83018000 r5:85bedf8c r4:8499b800 [ 1325.319880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.319964][ T32] r10:61c88647 r9:841e4800 r8:8499b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.320078][ T32] r4:8499b800 [ 1325.320102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.320149][ T32] r10:00000000 r9:8499b800 r8:80287e08 r7:dfb55e60 r6:8499b880 r5:841e4800 [ 1325.320192][ T32] r4:00000001 [ 1325.320438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.320480][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 1325.320652][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.320685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.320769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.320889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.320914][ T32] r4:84333800 [ 1325.321437][ T32] INFO: task kworker/0:22:3204 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.321547][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.321610][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.321771][ T32] Call trace: [ 1325.321991][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.322042][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.322065][ T32] r4:00000000 [ 1325.322215][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.322259][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.322292][ T32] 1d20: 93925000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.322321][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.322454][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.322481][ T32] r5:80070013 r4:80239bb0 [ 1325.322502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.322543][ T32] r4:82ac21e4 [ 1325.322793][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.322908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.322934][ T32] r4:e0581dc0 [ 1325.322954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.323027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.323053][ T32] r4:00000000 [ 1325.323073][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.323136][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.323160][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.323247][ T32] r5:00001000 r4:dfab3000 [ 1325.323269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.323317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.323358][ T32] r5:8502638c r4:85026000 [ 1325.323378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.323423][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.323444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.323588][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.323615][ T32] r4:8509f580 [ 1325.323705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.347321][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.347402][ T32] r4:00000001 [ 1325.347491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.347563][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.347595][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.347640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.347670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.347699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.347751][ T32] r4:8509db40 [ 1325.347778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.347809][ T32] INFO: task kworker/0:23:3208 blocked for more than 451 seconds. [ 1325.347844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.347929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1325.348019][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.348502][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1325.349040][ T32] r5:85bee38c r4:85bee000 [ 1325.349061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.349106][ T32] r7:dddced80 r6:83018000 r5:85bee38c r4:8499b900 ** 2 printk messages dropped ** [ 1325.349262][ T32] r4:8499b900 ** 5 printk messages dropped ** [ 1325.349466][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.350155][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.350468][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1325.350790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1325.351464][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1325.351807][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 8 printk messages dropped ** [ 1325.352032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1325.352505][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.353008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.353246][ T32] r7:dddced80 r6:83018000 r5:85bee78c r4:8499ba00 ** 5 printk messages dropped ** [ 1325.353465][ T32] r4:00000001 [ 1325.353514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.353557][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1325.353583][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.353610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.353635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.353663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.353786][ T32] r4:84333840 [ 1325.361042][ T32] INFO: task kworker/0:24:3209 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.361125][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.361205][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.361260][ T32] Call trace: [ 1325.361334][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.361394][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.361451][ T32] r4:00000000 [ 1325.361475][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.361515][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.361549][ T32] 1d20: 93d9f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.361599][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.361655][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.361682][ T32] r5:80070013 r4:80239bb0 [ 1325.361703][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.361744][ T32] r4:82ac21e4 [ 1325.361764][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.361806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.361829][ T32] r4:e0581dc0 [ 1325.361852][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.361894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.361916][ T32] r4:00000000 [ 1325.362052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.362111][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.362135][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.362209][ T32] r5:00001000 r4:dfab3000 [ 1325.362233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.362273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.362321][ T32] r5:8502638c r4:85026000 [ 1325.362342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.362387][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.362408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.362452][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.362474][ T32] r4:8509f580 [ 1325.362493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.362538][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.362560][ T32] r4:00000001 [ 1325.362585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.362650][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.362684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.362747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.362791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.362822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.362858][ T32] r4:8509db40 [ 1325.362914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.362944][ T32] INFO: task kworker/0:25:3211 blocked for more than 451 seconds. [ 1325.363003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.363061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.363157][ T32] task:kworker/0:25 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.363240][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.363315][ T32] Call trace: [ 1325.363465][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.363517][ T32] r10:8291a684 r9:dfba1d84 r8:00000002 r7:60000113 r6:dfba1d8c r5:841ea400 [ 1325.363563][ T32] r4:841ea400 [ 1325.363586][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.363701][ T32] r5:841ea400 r4:8291a680 [ 1325.378312][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.378465][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.378518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba1e08 [ 1325.378555][ T32] r4:00000000 [ 1325.378578][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.378613][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.378651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.378805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6100 [ 1325.378845][ T32] r4:00000000 [ 1325.378919][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.378999][ T32] r9:83018005 r8:841ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 1325.379236][ T32] r5:85bfa38c r4:85bfa000 [ 1325.379256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.379382][ T32] r10:61c88647 r9:841ea400 r8:8499bb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.379768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.380524][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.380758][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1325.380969][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.381154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 10 printk messages dropped ** [ 1325.381542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1325.381677][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1325.381852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.382122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1325.382470][ T32] r4:841ee000 ** 4 printk messages dropped ** [ 1325.382725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 ** 4 printk messages dropped ** [ 1325.382925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fc340 ** 6 printk messages dropped ** [ 1325.383229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.383275][ T32] r5:85beef8c r4:85beec00 [ 1325.383314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.383362][ T32] r7:dddced80 r6:83018000 r5:85beef8c r4:8499bc80 [ 1325.383383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.383428][ T32] r10:61c88647 r9:841ee000 r8:8499bcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.383449][ T32] r4:8499bc80 [ 1325.383521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.383622][ T32] r10:00000000 r9:8499bc80 r8:80287e08 r7:dfba1e60 r6:8499bd00 r5:841ee000 [ 1325.383647][ T32] r4:00000001 [ 1325.383677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.398766][ T32] Exception stack(0xdfb99fb0 to 0xdfb99ff8) [ 1325.398849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.398888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.398917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.398950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.398973][ T32] r4:84333b40 [ 1325.399449][ T32] INFO: task kworker/0:26:3212 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.399517][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.399605][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.399669][ T32] Call trace: [ 1325.399738][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.399795][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.399818][ T32] r4:00000000 [ 1325.399839][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.399881][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.399911][ T32] 1d20: 9452b000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.399939][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.399964][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.399987][ T32] r5:80070013 r4:80239bb0 [ 1325.400125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.400176][ T32] r4:82ac21e4 [ 1325.400224][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.400273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.400327][ T32] r4:e0581dc0 [ 1325.400410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.400464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.400486][ T32] r4:00000000 [ 1325.400505][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.400551][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.400572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.400666][ T32] r5:00001000 r4:dfab3000 [ 1325.400751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.400822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.400900][ T32] r5:8502638c r4:85026000 [ 1325.400924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.400972][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.400994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.401039][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.401061][ T32] r4:8509f580 [ 1325.401080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.401124][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.401225][ T32] r4:00000001 [ 1325.401382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.401422][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.401448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.401476][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.401552][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1325.401888][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.401932][ T32] Call trace: [ 1325.401996][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.402070][ T32] r10:8291a684 r9:dfbadd84 r8:00000002 r7:60000113 r6:dfbadd8c r5:841e9800 [ 1325.402144][ T32] r4:841e9800 [ 1325.402168][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.402211][ T32] r5:841e9800 r4:8291a680 [ 1325.402230][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.402303][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.402352][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbade08 [ 1325.402374][ T32] r4:00000000 [ 1325.402392][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.402425][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.402458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.402642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fc440 [ 1325.402669][ T32] r4:00000000 [ 1325.402741][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.402841][ T32] r9:83018005 r8:841e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1325.402919][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.402964][ T32] r5:00001000 r4:ecf23000 [ 1325.402983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.403048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.403092][ T32] r5:85bef38c r4:85bef000 [ 1325.403138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.403188][ T32] r7:dddced80 r6:83018000 r5:85bef38c r4:8499bc00 [ 1325.403208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.403253][ T32] r10:61c88647 r9:841e9800 r8:8499bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.403274][ T32] r4:8499bc00 [ 1325.403298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.403449][ T32] r10:00000000 r9:8499bc00 r8:80287e08 r7:dfba1e60 r6:8499bd80 r5:841e9800 [ 1325.403535][ T32] r4:00000001 [ 1325.403557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.403592][ T32] Exception stack(0xdfbadfb0 to 0xdfbadff8) [ 1325.403646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.403692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.423020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.423198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.423299][ T32] r4:84333d80 [ 1325.424934][ T32] INFO: task kworker/0:27:3215 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.425017][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.425094][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.425157][ T32] Call trace: [ 1325.425190][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.425247][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.425294][ T32] r4:00000000 [ 1325.425336][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.425403][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 1 printk messages dropped ** [ 1325.425465][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1325.426171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 10 printk messages dropped ** [ 1325.426823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.427301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.427692][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.428118][ T32] r5:841eec00 r4:8291a680 ** 5 printk messages dropped ** [ 1325.428349][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.429051][ T32] r5:85bef78c r4:85bef400 [ 1325.429096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.429352][ T32] r10:61c88647 r9:841eec00 r8:8499be2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1325.429795][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.430780][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.431237][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1325.431337][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.431441][ T32] r5:80070013 r4:80239bb0 [ 1325.431466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.431505][ T32] r4:82ac21e4 [ 1325.431525][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.431759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.431786][ T32] r4:e0581dc0 [ 1325.431853][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.431898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.431920][ T32] r4:00000000 [ 1325.431965][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.432012][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.432081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.432126][ T32] r5:00001000 r4:dfab3000 [ 1325.432192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.432233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.432443][ T32] r5:8502638c r4:85026000 [ 1325.432478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.432578][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.432605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.432705][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.432819][ T32] r4:8509f580 [ 1325.432845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.432933][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.432960][ T32] r4:00000001 [ 1325.433025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.433064][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.433139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.433234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.433283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.433319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.433342][ T32] r4:8509db40 [ 1325.433374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.433403][ T32] INFO: task kworker/0:29:3219 blocked for more than 451 seconds. [ 1325.433465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.433491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.433592][ T32] task:kworker/0:29 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.464366][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.464505][ T32] Call trace: [ 1325.464595][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.464701][ T32] r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:84063000 [ 1325.464730][ T32] r4:84063000 [ 1325.464753][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.464799][ T32] r5:84063000 r4:8291a680 [ 1325.464819][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.464919][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.464968][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1325.464991][ T32] r4:00000000 [ 1325.465010][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.465057][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.465144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.465189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a61c0 [ 1325.465254][ T32] r4:00000000 [ 1325.465373][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.465484][ T32] r9:83018005 r8:84063000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1325.465517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.465569][ T32] r5:00001000 r4:eb797000 [ 1325.465683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.465732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.465778][ T32] r5:85bfa78c r4:85bfa400 [ 1325.465819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.465914][ T32] r7:dddced80 r6:83018000 r5:85bfa78c r4:8499bf00 [ 1325.466022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.466074][ T32] r10:61c88647 r9:84063000 r8:8499bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.466119][ T32] r4:8499bf00 [ 1325.466140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.466186][ T32] r10:00000000 r9:8499bf00 r8:80287e08 r7:dfba1e60 r6:84af2500 r5:84063000 [ 1325.466207][ T32] r4:00000001 [ 1325.466265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.466412][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1325.466570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.466608][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.466667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.466704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.466777][ T32] r4:849a8100 [ 1325.467294][ T32] INFO: task kworker/0:29:3219 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 1 printk messages dropped ** [ 1325.467527][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.468127][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1325.468458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1325.468929][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1325.469193][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.469631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.470191][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.470360][ T32] r5:841ed400 r4:8291a680 ** 5 printk messages dropped ** [ 1325.470561][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.470884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.471167][ T32] r7:dddced80 r6:83018000 r5:85bf978c r4:8499bf80 ** 4 printk messages dropped ** [ 1325.471536][ T32] r10:00000000 r9:8499bf80 r8:80287e08 r7:dfba1e60 r6:849b3000 r5:841ed400 ** 9 printk messages dropped ** [ 1325.472505][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.472692][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.472789][ T32] Call trace: [ 1325.472824][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.472876][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.472899][ T32] r4:00000000 [ 1325.472979][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.473022][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.473050][ T32] 1d20: 954a1000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.473077][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.473105][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.473129][ T32] r5:80070013 r4:80239bb0 [ 1325.473234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.473287][ T32] r4:82ac21e4 [ 1325.473313][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.473357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.473379][ T32] r4:e0581dc0 [ 1325.473398][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.473438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.473459][ T32] r4:00000000 [ 1325.473498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.473566][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.473589][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.473659][ T32] r5:00001000 r4:dfab3000 [ 1325.473814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.494610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.494700][ T32] r5:8502638c r4:85026000 [ 1325.494723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.494771][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.494792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.494838][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.494860][ T32] r4:8509f580 [ 1325.494879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.494924][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.494945][ T32] r4:00000001 [ 1325.494964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.495020][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.495077][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.495147][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.495176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.495205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.495243][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1325.495336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1325.495999][ T32] r4:841e8c00 ** 3 printk messages dropped ** [ 1325.496188][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.496515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1325.496844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.497047][ T32] r5:85bf9b8c r4:85bf9800 [ 1325.497070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.497131][ T32] r7:dddced80 r6:83018000 r5:85bf9b8c r4:849b3100 [ 1325.497155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.497200][ T32] r10:61c88647 r9:841e8c00 r8:849b312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.497404][ T32] r4:849b3100 [ 1325.497428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.497472][ T32] r10:00000000 r9:849b3100 r8:80287e08 r7:dfbc1e60 r6:849b3180 r5:841e8c00 [ 1325.497495][ T32] r4:00000001 [ 1325.497513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.497546][ T32] Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) [ 1325.497571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.497599][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.497750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.497988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.498037][ T32] r4:849a8240 [ 1325.498526][ T32] INFO: task kworker/0:31:3223 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.498568][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.498632][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.498761][ T32] Call trace: [ 1325.498871][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.498968][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.499079][ T32] r4:00000000 [ 1325.499101][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.499191][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.499417][ T32] 1d20: 9566d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.499449][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.499474][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.499588][ T32] r5:80070013 r4:80239bb0 [ 1325.499683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.499731][ T32] r4:82ac21e4 [ 1325.499751][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.499791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.499813][ T32] r4:e0581dc0 [ 1325.499831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.500165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.500316][ T32] r4:00000000 [ 1325.500427][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.500474][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.500496][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.500663][ T32] r5:00001000 r4:dfab3000 [ 1325.500746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.500798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.500843][ T32] r5:8502638c r4:85026000 [ 1325.500863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.500950][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1325.501176][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1325.501946][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1325.502190][ T32] task:kworker/0:32 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.503039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e08 ** 5 printk messages dropped ** [ 1325.503245][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.503910][ T32] r5:85bf8f8c r4:85bf8c00 [ 1325.530283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.530385][ T32] r7:dddced80 r6:83018000 r5:85bf8f8c r4:849b3200 ** 1 printk messages dropped ** [ 1325.530676][ T32] r10:61c88647 r9:841e8000 r8:849b322c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.531356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.532286][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1325.532946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1325.547283][ T32] r5:00001000 r4:dfab3000 ** 7 printk messages dropped ** [ 1325.547778][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1325.547988][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1325.548093][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1325.548178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.548632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1325.548904][ T32] Call trace: ** 2 printk messages dropped ** [ 1325.549102][ T32] r4:841ec800 ** 3 printk messages dropped ** [ 1325.549317][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1325.549435][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.549468][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.549520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.549565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fcc40 [ 1325.549587][ T32] r4:00000000 [ 1325.549606][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.549650][ T32] r9:83018005 r8:841ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1325.549671][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.549710][ T32] r5:00001000 r4:ecf9f000 [ 1325.549734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.549772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.549941][ T32] r5:85bf938c r4:85bf9000 [ 1325.550060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.550109][ T32] r7:dddced80 r6:83018000 r5:85bf938c r4:849b3300 [ 1325.550131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.550176][ T32] r10:61c88647 r9:841ec800 r8:849b332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.550282][ T32] r4:849b3300 [ 1325.550382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.550429][ T32] r10:00000000 r9:849b3300 r8:80287e08 r7:dfbe1e60 r6:849b3380 r5:841ec800 [ 1325.550500][ T32] r4:00000001 [ 1325.550522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.550619][ T32] Exception stack(0xdfa15fb0 to 0xdfa15ff8) [ 1325.550648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.550722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.550829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.550860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.550884][ T32] r4:849a86c0 [ 1325.551333][ T32] INFO: task kworker/0:33:3227 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.551370][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.551539][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.551591][ T32] Call trace: [ 1325.551683][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.551840][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.551870][ T32] r4:00000000 [ 1325.551890][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.551929][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.551956][ T32] 1d20: 961fd000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.551983][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.552008][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.552074][ T32] r5:80070013 r4:80239bb0 [ 1325.552098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.552181][ T32] r4:82ac21e4 [ 1325.552208][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.552327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.552356][ T32] r4:e0581dc0 [ 1325.552445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.552536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.552561][ T32] r4:00000000 [ 1325.552581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.552629][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.552651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.552740][ T32] r5:00001000 r4:dfab3000 [ 1325.552766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.552809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.552869][ T32] r5:8502638c r4:85026000 [ 1325.552891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.552963][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.553074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.553187][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.553316][ T32] r4:8509f580 [ 1325.553339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.553430][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.553460][ T32] r4:00000001 [ 1325.553657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.553736][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.553822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.577130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.577204][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.577242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.577306][ T32] r4:8509db40 [ 1325.577337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.577369][ T32] INFO: task kworker/0:34:3228 blocked for more than 452 seconds. [ 1325.577404][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.577428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.577449][ T32] task:kworker/0:34 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.577509][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.577629][ T32] Call trace: [ 1325.577694][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.577776][ T32] r10:8291a684 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:84063c00 [ 1325.577802][ T32] r4:84063c00 [ 1325.577823][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.577886][ T32] r5:84063c00 r4:8291a680 [ 1325.577910][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1325.578196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384780 ** 7 printk messages dropped ** [ 1325.578598][ T32] r5:85c0078c r4:85c00400 [ 1325.578619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1325.578685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.579064][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.580036][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1325.580454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1325.580687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 6 printk messages dropped ** [ 1325.580891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.581361][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1325.581564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.581594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.581615][ T32] r4:8509db40 [ 1325.581634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.581658][ T32] INFO: task kworker/0:35:3230 blocked for more than 452 seconds. [ 1325.581685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.581748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.581773][ T32] task:kworker/0:35 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.581819][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.581894][ T32] Call trace: [ 1325.581927][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.582034][ T32] r10:8291a684 r9:dfbf1d84 r8:00000002 r7:60000113 r6:dfbf1d8c r5:84060c00 [ 1325.582059][ T32] r4:84060c00 [ 1325.582080][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.582148][ T32] r5:84060c00 r4:8291a680 [ 1325.582170][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.582208][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.582248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 [ 1325.582269][ T32] r4:00000000 [ 1325.582309][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.582346][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.582433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.582476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fca40 [ 1325.582547][ T32] r4:00000000 [ 1325.582572][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.582616][ T32] r9:83018005 r8:84060c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1325.582637][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.582677][ T32] r5:00001000 r4:ecf7d000 [ 1325.582697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.582734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.582773][ T32] r5:85bf8b8c r4:85bf8800 [ 1325.582792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.582836][ T32] r7:dddced80 r6:83018000 r5:85bf8b8c r4:849b3480 [ 1325.582855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.582899][ T32] r10:61c88647 r9:84060c00 r8:849b34ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.582921][ T32] r4:849b3480 [ 1325.582940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.582983][ T32] r10:00000000 r9:849b3480 r8:80287e08 r7:dfa75e60 r6:84af2600 r5:84060c00 [ 1325.583004][ T32] r4:00000001 [ 1325.583047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.583084][ T32] Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) [ 1325.583110][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.583138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.583164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.583202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.583227][ T32] r4:849a86c0 ** 1 printk messages dropped ** [ 1325.583534][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.604998][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 5 printk messages dropped ** [ 1325.605387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1325.605972][ T32] r5:00001000 r4:dfab3000 ** 5 printk messages dropped ** [ 1325.606402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.607008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1325.607260][ T32] INFO: task kworker/0:36:3233 blocked for more than 452 seconds. [ 1325.607326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.607374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.607420][ T32] task:kworker/0:36 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.607658][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.607772][ T32] Call trace: [ 1325.607844][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.607952][ T32] r10:8291a684 r9:dfbfdd84 r8:00000002 r7:60000113 r6:dfbfdd8c r5:84060000 [ 1325.608002][ T32] r4:84060000 [ 1325.608087][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.608171][ T32] r5:84060000 r4:8291a680 [ 1325.608216][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.608321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.608404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 [ 1325.608455][ T32] r4:00000000 [ 1325.608489][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.608568][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.608637][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.608795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fc900 [ 1325.608845][ T32] r4:00000000 [ 1325.608885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.608968][ T32] r9:83018005 r8:84060000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.609017][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.609119][ T32] r5:00001000 r4:ecf6d000 [ 1325.609183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.609315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.609398][ T32] r5:85bf878c r4:85bf8400 [ 1325.609439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.609524][ T32] r7:dddced80 r6:83018000 r5:85bf878c r4:849b3500 [ 1325.609601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.609691][ T32] r10:61c88647 r9:84060000 r8:849b352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.609738][ T32] r4:849b3500 [ 1325.609778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.609869][ T32] r10:00000000 r9:849b3500 r8:80287e08 r7:dfa75e60 r6:84af2680 r5:84060000 [ 1325.609916][ T32] r4:00000001 [ 1325.609974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.610046][ T32] Exception stack(0xdfbfdfb0 to 0xdfbfdff8) [ 1325.610101][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1325.610232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.611655][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1325.612337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1325.613066][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1325.613567][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1325.625664][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1325.626119][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.626724][ T32] r5:84066c00 r4:8291a680 ** 5 printk messages dropped ** [ 1325.627118][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.627839][ T32] r5:85bf838c r4:85bf8000 [ 1325.627885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.628172][ T32] r4:849b3580 ** 5 printk messages dropped ** [ 1325.628680][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.629870][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.630327][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1325.630678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1325.631142][ T32] r5:8502638c r4:85026000 ** 5 printk messages dropped ** [ 1325.631451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1325.631769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.632019][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.632190][ T32] r4:84062400 ** 3 printk messages dropped ** [ 1325.632395][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.632516][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.633020][ T32] r5:85beff8c r4:85befc00 [ 1325.633040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.633258][ T32] r4:849b3600 [ 1325.633284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.633332][ T32] r10:00000000 r9:849b3600 r8:80287e08 r7:dfa75e60 r6:84af2780 r5:84062400 [ 1325.633395][ T32] r4:00000001 [ 1325.633440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.633481][ T32] Exception stack(0xdfc09fb0 to 0xdfc09ff8) [ 1325.633508][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.633567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.633621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.633697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.658926][ T32] r4:849a8a80 [ 1325.659431][ T32] INFO: task kworker/0:38:3236 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.659471][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.659607][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.659694][ T32] Call trace: [ 1325.659757][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.659816][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.659840][ T32] r4:00000000 [ 1325.659880][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.659931][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.659962][ T32] 1d20: 97030000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.660012][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.660063][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.660091][ T32] r5:80070013 r4:80239bb0 [ 1325.660141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.660186][ T32] r4:82ac21e4 [ 1325.660207][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.660248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.660269][ T32] r4:e0581dc0 [ 1325.660325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.660372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.660417][ T32] r4:00000000 [ 1325.660440][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.660530][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.660578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.660624][ T32] r5:00001000 r4:dfab3000 [ 1325.660644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.660742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.660810][ T32] r5:8502638c r4:85026000 [ 1325.660835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.660903][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.660949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.661000][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.661022][ T32] r4:8509f580 [ 1325.661042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.661087][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.661108][ T32] r4:00000001 [ 1325.661127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.661161][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.661186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.661213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.661260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.661303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.661352][ T32] r4:8509db40 [ 1325.661376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.661435][ T32] INFO: task kworker/0:39:3238 blocked for more than 452 seconds. [ 1325.661473][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.661525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.661574][ T32] task:kworker/0:39 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.661623][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.661665][ T32] Call trace: [ 1325.661739][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.661793][ T32] r10:8291a684 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:83ba9800 [ 1325.661816][ T32] r4:83ba9800 [ 1325.661836][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.661899][ T32] r5:83ba9800 r4:8291a680 [ 1325.661944][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.661986][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.662027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 [ 1325.662051][ T32] r4:00000000 [ 1325.662092][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.662129][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.662164][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.662225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a62c0 [ 1325.662250][ T32] r4:00000000 [ 1325.662271][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.662343][ T32] r9:83018005 r8:83ba9800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1325.662368][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.662409][ T32] r5:00001000 r4:ec943000 [ 1325.662451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.662538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.662603][ T32] r5:85bfab8c r4:85bfa800 [ 1325.662626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.662672][ T32] r7:dddced80 r6:83018000 r5:85bfab8c r4:849b3680 [ 1325.662693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.662768][ T32] r10:61c88647 r9:83ba9800 r8:849b36ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1325.662857][ T32] r10:00000000 r9:849b3680 r8:80287e08 r7:dfa75e60 r6:84af2800 r5:83ba9800 ** 9 printk messages dropped ** [ 1325.663555][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.676429][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1325.676723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 11 printk messages dropped ** [ 1325.677152][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1325.677347][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.677378][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.677406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.677431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.677460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.677482][ T32] r4:8509db40 [ 1325.677526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.677560][ T32] INFO: task kworker/0:40:3240 blocked for more than 452 seconds. [ 1325.677630][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.677657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.677679][ T32] task:kworker/0:40 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.677737][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.677781][ T32] Call trace: [ 1325.677838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.677886][ T32] r10:8291a684 r9:dfc19d84 r8:00000002 r7:60000013 r6:dfc19d8c r5:8459c800 [ 1325.677909][ T32] r4:8459c800 [ 1325.677949][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.678015][ T32] r5:8459c800 r4:8291a680 [ 1325.678038][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.678079][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.678120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 [ 1325.678142][ T32] r4:00000000 [ 1325.678160][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.678193][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.678226][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.678264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6400 [ 1325.678300][ T32] r4:00000000 [ 1325.678321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.678366][ T32] r9:83018005 r8:8459c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.678387][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.678426][ T32] r5:00001000 r4:ecb7b000 [ 1325.678445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.678482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.678522][ T32] r5:85bfaf8c r4:85bfac00 [ 1325.678541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.678606][ T32] r7:dddced80 r6:83018000 r5:85bfaf8c r4:849b3700 [ 1325.678630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.678676][ T32] r10:61c88647 r9:8459c800 r8:849b372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.678698][ T32] r4:849b3700 [ 1325.678717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.678760][ T32] r10:00000000 r9:849b3700 r8:80287e08 r7:dfa75e60 r6:84af2880 r5:8459c800 ** 5 printk messages dropped ** [ 1325.678970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.679774][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1325.680154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.680197][ T32] r4:82ac21e4 [ 1325.680217][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.680258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.680284][ T32] r4:e0581dc0 [ 1325.680329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.680371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.680393][ T32] r4:00000000 [ 1325.680412][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.680515][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.680565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.680632][ T32] r5:00001000 r4:dfab3000 [ 1325.680685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.680735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.680797][ T32] r5:8502638c r4:85026000 [ 1325.680842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.680912][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.680942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.681011][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.681037][ T32] r4:8509f580 [ 1325.681078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.681147][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.681172][ T32] r4:00000001 [ 1325.681192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.681257][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.681296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.681327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.681352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.681380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.681422][ T32] r4:8509db40 [ 1325.681466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.681493][ T32] INFO: task kworker/0:41:3243 blocked for more than 452 seconds. [ 1325.681543][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.681619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.681642][ T32] task:kworker/0:41 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.681711][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.681773][ T32] Call trace: [ 1325.681807][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1325.682043][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1325.682374][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1325.682686][ T32] r5:85bfb38c r4:85bfb000 [ 1325.682705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.682783][ T32] r7:dddced80 r6:83018000 r5:85bfb38c r4:849b3780 [ 1325.682828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.682897][ T32] r10:61c88647 r9:84971800 r8:849b37ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.682924][ T32] r4:849b3780 [ 1325.682982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.683052][ T32] r10:00000000 r9:849b3780 r8:80287e08 r7:dfa75e60 r6:84af2900 r5:84971800 [ 1325.683078][ T32] r4:00000001 [ 1325.683098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.683132][ T32] Exception stack(0xdfc25fb0 to 0xdfc25ff8) [ 1325.683156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.683205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.683237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.683266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.683300][ T32] r4:849faec0 [ 1325.683611][ T32] INFO: task kworker/0:41:3243 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.683671][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1325.706803][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1325.707110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1325.707445][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.707964][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1325.708157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.708469][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.708696][ T32] r5:84972400 r4:8291a680 ** 5 printk messages dropped ** [ 1325.708866][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.709276][ T32] r5:85bfb78c r4:85bfb400 [ 1325.709327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.709473][ T32] r10:61c88647 r9:84972400 r8:849b382c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.709708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.710306][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.710638][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1325.711086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1325.711350][ T32] r5:00001000 r4:dfab3000 ** 5 printk messages dropped ** [ 1325.711559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1325.711740][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1325.711867][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1325.712062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1325.712164][ T32] task:kworker/0:43 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.712440][ T32] r5:84970c00 r4:8291a680 [ 1325.712459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.712495][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.712534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 [ 1325.712556][ T32] r4:00000000 [ 1325.712574][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.712607][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.712639][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.712705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6700 [ 1325.712757][ T32] r4:00000000 [ 1325.712780][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.712849][ T32] r9:83018005 r8:84970c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1325.712875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.712916][ T32] r5:00001000 r4:ece4f000 [ 1325.712934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.712999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.713044][ T32] r5:85bfbb8c r4:85bfb800 [ 1325.713064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.713108][ T32] r7:dddced80 r6:83018000 r5:85bfbb8c r4:849b3880 [ 1325.713141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.713216][ T32] r10:61c88647 r9:84970c00 r8:849b38ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.713242][ T32] r4:849b3880 [ 1325.713261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.713310][ T32] r10:00000000 r9:849b3880 r8:80287e08 r7:dfa75e60 r6:84af2a00 r5:84970c00 [ 1325.713358][ T32] r4:00000001 [ 1325.713380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.713439][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) [ 1325.713468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.713496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.713577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.713609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.713631][ T32] r4:845060c0 [ 1325.730109][ T32] INFO: task kworker/0:43:3246 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.730235][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.730321][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.730387][ T32] Call trace: [ 1325.730420][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.730526][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.730557][ T32] r4:00000000 [ 1325.730580][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.730622][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.730652][ T32] 1d20: 97bdf000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.730680][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.730826][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.730866][ T32] r5:80070013 r4:80239bb0 [ 1325.730888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.730933][ T32] r4:82ac21e4 [ 1325.730954][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.730995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.731018][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1325.731178][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.731436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1325.732033][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1325.732360][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.732699][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.733123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.733423][ T32] r7:dddced80 r6:83018000 r5:85c2bb8c r4:849b3900 ** 5 printk messages dropped ** [ 1325.751563][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.751797][ T32] r4:84506140 ** 5 printk messages dropped ** [ 1325.752608][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1325.753105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 11 printk messages dropped ** [ 1325.758916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1325.759313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.759683][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.760090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 ** 12 printk messages dropped ** [ 1325.760678][ T32] r5:85bfbf8c r4:85bfbc00 ** 2 printk messages dropped ** [ 1325.760772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.761176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1325.762096][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1325.762245][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.762296][ T32] r5:80070013 r4:80239bb0 [ 1325.762326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.762367][ T32] r4:82ac21e4 [ 1325.762387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.762428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.762450][ T32] r4:e0581dc0 [ 1325.762495][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.762542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.762564][ T32] r4:00000000 [ 1325.762584][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.762627][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.762647][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.762776][ T32] r5:00001000 r4:dfab3000 [ 1325.762799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.762840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.762881][ T32] r5:8502638c r4:85026000 [ 1325.762901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.762972][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.763007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.763058][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.763080][ T32] r4:8509f580 [ 1325.763101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.763144][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.763202][ T32] r4:00000001 [ 1325.763226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.763263][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.763291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.763331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.763358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.763386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.763432][ T32] r4:8509db40 [ 1325.763455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.763481][ T32] INFO: task kworker/0:46:3252 blocked for more than 452 seconds. [ 1325.763510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.763533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.763553][ T32] task:kworker/0:46 state:D stack:0 pid:3252 tgid:3252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.763597][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.763638][ T32] Call trace: [ 1325.763671][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.776588][ T32] r10:8291a684 r9:dfc49d84 r8:00000002 r7:60000113 r6:dfc49d8c r5:84973c00 [ 1325.776677][ T32] r4:84973c00 [ 1325.776780][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1325.777085][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.777565][ T32] r5:85c0038c r4:85c00000 [ 1325.777589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.777746][ T32] r10:61c88647 r9:84973c00 r8:849b3a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.778010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.778879][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.779097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1325.779703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.779981][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.780293][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1325.780650][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.781074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 ** 11 printk messages dropped ** [ 1325.781565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.781766][ T32] r10:61c88647 r9:84974800 r8:849b3aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1325.782650][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.782725][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.782748][ T32] r4:00000000 [ 1325.782766][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.782803][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.782829][ T32] 1d20: 9870b000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.782856][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.782880][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.782904][ T32] r5:80070013 r4:80239bb0 [ 1325.782923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.782959][ T32] r4:82ac21e4 [ 1325.782978][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.783018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.783040][ T32] r4:e0581dc0 [ 1325.783058][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.783123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.783149][ T32] r4:00000000 [ 1325.783308][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.783361][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.783382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.783497][ T32] r5:00001000 r4:dfab3000 [ 1325.783520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.783570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.783638][ T32] r5:8502638c r4:85026000 [ 1325.783670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.807192][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.807236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.807320][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.807346][ T32] r4:8509f580 [ 1325.807367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.807414][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.807436][ T32] r4:00000001 [ 1325.807455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.807491][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.807520][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.807700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.807743][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.807774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.807797][ T32] r4:8509db40 [ 1325.807820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.807880][ T32] INFO: task kworker/0:48:3256 blocked for more than 452 seconds. [ 1325.807917][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.807942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.808044][ T32] task:kworker/0:48 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.808109][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.808160][ T32] Call trace: [ 1325.808191][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.808242][ T32] r10:8291a684 r9:dfc59d84 r8:00000002 r7:60000113 r6:dfc59d8c r5:84975400 [ 1325.808266][ T32] r4:84975400 [ 1325.808287][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.808385][ T32] r5:84975400 r4:8291a680 [ 1325.808408][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.808446][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.808487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc59e08 [ 1325.808510][ T32] r4:00000000 [ 1325.808545][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.808585][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.808623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.808837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384940 [ 1325.808867][ T32] r4:00000000 [ 1325.808887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.809013][ T32] r9:83018005 r8:84975400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1325.809039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.809081][ T32] r5:00001000 r4:ed0eb000 [ 1325.809101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.809146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.809192][ T32] r5:85c00b8c r4:85c00800 [ 1325.809212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.809255][ T32] r7:dddced80 r6:83018000 r5:85c00b8c r4:849b3b00 [ 1325.809276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.809332][ T32] r10:61c88647 r9:84975400 r8:849b3b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.809356][ T32] r4:849b3b00 [ 1325.809376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.809502][ T32] r10:00000000 r9:849b3b00 r8:80287e08 r7:dfc51e60 r6:84af2c80 r5:84975400 [ 1325.809528][ T32] r4:00000001 [ 1325.809692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.809735][ T32] Exception stack(0xdfc59fb0 to 0xdfc59ff8) [ 1325.809762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.809869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.809951][ T32] r4:84506600 ** 4 printk messages dropped ** [ 1325.810810][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1325.811084][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1325.811688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.812094][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.812226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.812739][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.812993][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.813202][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.813562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.813605][ T32] r5:85c00f8c r4:85c00c00 ** 2 printk messages dropped ** [ 1325.813908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1325.826791][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.827438][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.827817][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1325.827996][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1325.828217][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1325.828470][ T32] r5:00001000 r4:dfab3000 ** 3 printk messages dropped ** [ 1325.828598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.828643][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.828665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.828711][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.828733][ T32] r4:8509f580 [ 1325.828752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.828829][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.828898][ T32] r4:00000001 [ 1325.828922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.828957][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.828983][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.829012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.829051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.829083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.829265][ T32] r4:8509db40 [ 1325.829303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.829341][ T32] INFO: task kworker/0:50:3260 blocked for more than 452 seconds. [ 1325.829402][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.829430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.829451][ T32] task:kworker/0:50 state:D stack:0 pid:3260 tgid:3260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.829496][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.829573][ T32] Call trace: [ 1325.829608][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.829662][ T32] r10:8291a684 r9:dfc6dd84 r8:00000002 r7:60000113 r6:dfc6dd8c r5:84976c00 [ 1325.829685][ T32] r4:84976c00 [ 1325.829705][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.829752][ T32] r5:84976c00 r4:8291a680 [ 1325.829771][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.829808][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.829849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc6de08 [ 1325.829871][ T32] r4:00000000 [ 1325.829918][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.829960][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.829997][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.830037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1bc0 [ 1325.830058][ T32] r4:00000000 [ 1325.830077][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.830119][ T32] r9:83018005 r8:84976c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f5000 [ 1325.830141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.830182][ T32] r5:00001000 r4:ed271000 [ 1325.830311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.830356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.830398][ T32] r5:85c01f8c r4:85c01c00 [ 1325.830417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.830461][ T32] r7:dddced80 r6:83018000 r5:85c01f8c r4:849b3c00 [ 1325.830488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.830539][ T32] r10:61c88647 r9:84976c00 r8:849b3c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.830562][ T32] r4:849b3c00 [ 1325.830581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.830626][ T32] r10:00000000 r9:849b3c00 r8:80287e08 r7:dfc51e60 r6:84af2d80 r5:84976c00 [ 1325.830648][ T32] r4:00000001 [ 1325.830667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.830702][ T32] Exception stack(0xdfc6dfb0 to 0xdfc6dff8) [ 1325.830755][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.830788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.830816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.830844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.830878][ T32] r4:84506900 [ 1325.831128][ T32] INFO: task kworker/0:50:3260 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.831199][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.831290][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.831374][ T32] Call trace: [ 1325.831410][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.831470][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.831495][ T32] r4:00000000 [ 1325.831538][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.831589][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.831617][ T32] 1d20: 98b8f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.831645][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.831669][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.831693][ T32] r5:80070013 r4:80239bb0 [ 1325.831736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.831779][ T32] r4:82ac21e4 [ 1325.831800][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.831846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.831869][ T32] r4:e0581dc0 [ 1325.831907][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.831956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.831984][ T32] r4:00000000 [ 1325.832005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.832053][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.832075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.832117][ T32] r5:00001000 r4:dfab3000 [ 1325.832164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.832236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.832282][ T32] r5:8502638c r4:85026000 [ 1325.832337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.832460][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1325.832655][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1325.832930][ T32] INFO: task kworker/0:51:3262 blocked for more than 452 seconds. ** 6 printk messages dropped ** [ 1325.833287][ T32] r10:8291a684 r9:dfc7dd84 r8:00000002 r7:60000113 r6:dfc7dd8c r5:84428c00 ** 5 printk messages dropped ** [ 1325.833497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 ** 7 printk messages dropped ** [ 1325.851629][ T32] r9:83018005 r8:84428c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 ** 4 printk messages dropped ** [ 1325.851822][ T32] r5:85c0178c r4:85c01400 ** 1 printk messages dropped ** [ 1325.851888][ T32] r7:dddced80 r6:83018000 r5:85c0178c r4:849b3c80 ** 2 printk messages dropped ** [ 1325.852034][ T32] r4:849b3c80 ** 4 printk messages dropped ** [ 1325.852177][ T32] Exception stack(0xdfc7dfb0 to 0xdfc7dff8) ** 6 printk messages dropped ** [ 1325.852877][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.853459][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1325.864660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.865053][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1325.865469][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1325.865678][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.866062][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.866436][ T32] r5:84428000 r4:8291a680 ** 4 printk messages dropped ** [ 1325.866696][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1325.866773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.866814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384d00 [ 1325.866837][ T32] r4:00000000 [ 1325.866857][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.866900][ T32] r9:83018005 r8:84428000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1325.866922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.866963][ T32] r5:00001000 r4:ed13d000 [ 1325.866985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.867024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.867085][ T32] r5:85c01b8c r4:85c01800 [ 1325.867224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.867274][ T32] r7:dddced80 r6:83018000 r5:85c01b8c r4:849b3d00 [ 1325.867296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.867352][ T32] r10:61c88647 r9:84428000 r8:849b3d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.867375][ T32] r4:849b3d00 [ 1325.867490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.867538][ T32] r10:00000000 r9:849b3d00 r8:80287e08 r7:dfc6de60 r6:84af2e80 r5:84428000 [ 1325.867566][ T32] r4:00000001 [ 1325.867604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.867643][ T32] Exception stack(0xdfc95fb0 to 0xdfc95ff8) [ 1325.867753][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.867786][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.867813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.867841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.867863][ T32] r4:84506c80 [ 1325.868289][ T32] INFO: task kworker/0:52:3265 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.868369][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.868565][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.868616][ T32] Call trace: [ 1325.868646][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.868695][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.868751][ T32] r4:00000000 [ 1325.868775][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.868816][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.868844][ T32] 1d20: 99059000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.868872][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.868897][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.868920][ T32] r5:80070013 r4:80239bb0 [ 1325.868940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.869199][ T32] r4:82ac21e4 [ 1325.869224][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.869268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.869291][ T32] r4:e0581dc0 [ 1325.869329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.869456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.869482][ T32] r4:00000000 [ 1325.869555][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.869612][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.869635][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.869691][ T32] r5:00001000 r4:dfab3000 [ 1325.869714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.869762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.869804][ T32] r5:8502638c r4:85026000 [ 1325.869872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.869924][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.869945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.870052][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.870079][ T32] r4:8509f580 [ 1325.870099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.870144][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.870172][ T32] r4:00000001 [ 1325.870192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.870227][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.870299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.870338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.870365][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.870394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.870416][ T32] r4:8509db40 [ 1325.870435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.870457][ T32] INFO: task kworker/0:53:3267 blocked for more than 452 seconds. [ 1325.870483][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.870506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.870526][ T32] task:kworker/0:53 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.870570][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.870612][ T32] Call trace: [ 1325.870664][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.870742][ T32] r10:8291a684 r9:dfca9d84 r8:00000002 r7:60000113 r6:dfca9d8c r5:8442b000 [ 1325.870770][ T32] r4:8442b000 [ 1325.870791][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.870834][ T32] r5:8442b000 r4:8291a680 [ 1325.870855][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.871098][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.871144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca9e08 [ 1325.871172][ T32] r4:00000000 [ 1325.871191][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.871224][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.871257][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.871295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fde40 [ 1325.871323][ T32] r4:00000000 [ 1325.871344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.871387][ T32] r9:83018005 r8:8442b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1325.871408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.871449][ T32] r5:00001000 r4:ed22f000 [ 1325.871470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.871508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.871600][ T32] r5:85c03b8c r4:85c03800 [ 1325.871624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.871670][ T32] r7:dddced80 r6:83018000 r5:85c03b8c r4:849b3d80 [ 1325.871690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.871734][ T32] r10:61c88647 r9:8442b000 r8:849b3dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.871757][ T32] r4:849b3d80 [ 1325.871794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.871920][ T32] r10:00000000 r9:849b3d80 r8:80287e08 r7:dfc6de60 r6:84af2f00 r5:8442b000 [ 1325.872007][ T32] r4:00000001 [ 1325.872176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.872213][ T32] Exception stack(0xdfca9fb0 to 0xdfca9ff8) [ 1325.872239][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.872296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.872374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.872430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.872456][ T32] r4:84506dc0 [ 1325.872702][ T32] INFO: task kworker/0:53:3267 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.872737][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.872793][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.872836][ T32] Call trace: [ 1325.872864][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.872912][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.872934][ T32] r4:00000000 [ 1325.872953][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.872990][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.873096][ T32] 1d20: 99059000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.873129][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.873155][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 1 printk messages dropped ** [ 1325.873200][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1325.873423][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1325.897535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.897751][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1325.898022][ T32] INFO: task kworker/0:54:3268 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.898371][ T32] r4:8442bc00 ** 3 printk messages dropped ** [ 1325.898725][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.899051][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.899345][ T32] r5:85c4038c r4:85c40000 [ 1325.899366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1325.899430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.899631][ T32] Exception stack(0xdfcadfb0 to 0xdfcadff8) ** 4 printk messages dropped ** [ 1325.899764][ T32] r4:84506dc0 [ 1325.900177][ T32] INFO: task kworker/0:54:3268 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.900211][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.900266][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.900365][ T32] Call trace: [ 1325.900403][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.900454][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.900476][ T32] r4:00000000 [ 1325.900495][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.900534][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.900561][ T32] 1d20: 99414000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.900590][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.900615][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.900638][ T32] r5:80070013 r4:80239bb0 [ 1325.900657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.900695][ T32] r4:82ac21e4 [ 1325.900715][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.900756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.900777][ T32] r4:e0581dc0 [ 1325.900797][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.900837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.900859][ T32] r4:00000000 [ 1325.900924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.900973][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.900999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.901170][ T32] r5:00001000 r4:dfab3000 [ 1325.901194][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.901233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.901274][ T32] r5:8502638c r4:85026000 [ 1325.901294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.901348][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.901526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.901584][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.901608][ T32] r4:8509f580 [ 1325.901626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.901671][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.901773][ T32] r4:00000001 [ 1325.901798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.901833][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.901859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.901948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.901977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.902010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.902033][ T32] r4:8509db40 [ 1325.902055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.902077][ T32] INFO: task kworker/0:55:3270 blocked for more than 452 seconds. [ 1325.902103][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.902125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.902144][ T32] task:kworker/0:55 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.902188][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.902227][ T32] Call trace: [ 1325.902284][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.902341][ T32] r10:8291a684 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:8442c800 [ 1325.902363][ T32] r4:8442c800 [ 1325.902383][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.902452][ T32] r5:8442c800 r4:8291a680 [ 1325.902477][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.902515][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.902578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb5e08 [ 1325.902628][ T32] r4:00000000 [ 1325.902675][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.902747][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.902815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.902859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1d40 [ 1325.902886][ T32] r4:00000000 [ 1325.902931][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.902980][ T32] r9:83018005 r8:8442c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1325.903027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1325.903291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.903348][ T32] r5:85c0238c r4:85c02000 [ 1325.903369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.903486][ T32] r10:61c88647 r9:8442c800 r8:849b3eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.920554][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.921254][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.921573][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1325.921697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1325.921963][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1325.922320][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.922627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.922956][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.923255][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1325.923556][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1325.937086][ T32] r5:85c03f8c r4:85c03c00 [ 1325.937108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.937223][ T32] r10:61c88647 r9:8442d400 r8:849b3f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.937689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.937719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.937743][ T32] r4:84b28140 [ 1325.938143][ T32] INFO: task kworker/0:56:3272 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.938180][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.938245][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.938290][ T32] Call trace: [ 1325.938353][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.938409][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.938432][ T32] r4:00000000 [ 1325.938474][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.938516][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.938544][ T32] 1d20: 99bd8000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.938573][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.938599][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.938656][ T32] r5:80070013 r4:80239bb0 [ 1325.938682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.938723][ T32] r4:82ac21e4 [ 1325.938743][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.938784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1325.938831][ T32] r4:e0581dc0 [ 1325.938858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.938901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1325.938925][ T32] r4:00000000 [ 1325.938944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.938989][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.939011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.939052][ T32] r5:00001000 r4:dfab3000 [ 1325.939072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.939110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.939150][ T32] r5:8502638c r4:85026000 [ 1325.939170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.939216][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1325.939261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.939318][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.939341][ T32] r4:8509f580 [ 1325.939360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.939405][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1325.939427][ T32] r4:00000001 [ 1325.939483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.939522][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.939562][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.939594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.939620][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.939694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.939726][ T32] r4:8509db40 [ 1325.939750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.939806][ T32] INFO: task kworker/0:57:3274 blocked for more than 452 seconds. [ 1325.939843][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.939872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.939895][ T32] task:kworker/0:57 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.939940][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.940014][ T32] Call trace: [ 1325.940082][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.940157][ T32] r10:8291a684 r9:dfcd1d84 r8:00000002 r7:60000113 r6:dfcd1d8c r5:8442e000 [ 1325.940237][ T32] r4:8442e000 [ 1325.940262][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.940326][ T32] r5:8442e000 r4:8291a680 [ 1325.940348][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.940387][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.940428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 [ 1325.940450][ T32] r4:00000000 [ 1325.940469][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.940529][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.940609][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.940659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519f8c0 [ 1325.940728][ T32] r4:00000000 [ 1325.940752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.940796][ T32] r9:83018005 r8:8442e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1325.940817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.940856][ T32] r5:00001000 r4:ed13b000 [ 1325.940875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.940930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.940976][ T32] r5:85c4df8c r4:85c4dc00 [ 1325.941000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.941059][ T32] r7:dddced80 r6:83018000 r5:85c4df8c r4:849b3f80 [ 1325.941083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.941130][ T32] r10:61c88647 r9:8442e000 r8:849b3fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.941152][ T32] r4:849b3f80 ** 1 printk messages dropped ** [ 1325.941214][ T32] r10:00000000 r9:849b3f80 r8:80287e08 r7:dfcc1e60 r6:84a20080 r5:8442e000 ** 10 printk messages dropped ** [ 1325.942081][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.942426][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 10 printk messages dropped ** [ 1325.942806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1325.943260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1325.943565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1325.956264][ T32] r5:8442a400 r4:8291a680 ** 5 printk messages dropped ** [ 1325.956526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.956879][ T32] r5:85c4338c r4:85c43000 [ 1325.956902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.956949][ T32] r7:dddced80 r6:83018000 r5:85c4338c r4:84b2c000 [ 1325.956969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.957014][ T32] r10:61c88647 r9:8442a400 r8:84b2c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.957037][ T32] r4:84b2c000 [ 1325.957056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.957100][ T32] r10:00000000 r9:84b2c000 r8:80287e08 r7:dfcc1e60 r6:84a20100 r5:8442a400 [ 1325.957122][ T32] r4:00000001 [ 1325.957154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.957193][ T32] Exception stack(0xdfcddfb0 to 0xdfcddff8) [ 1325.957303][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.957411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.957441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.957470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.957493][ T32] r4:84b28240 [ 1325.958052][ T32] INFO: task kworker/0:58:3276 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.958091][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.958147][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.958190][ T32] Call trace: [ 1325.958220][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.958268][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.958292][ T32] r4:00000000 [ 1325.958317][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.958356][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.958384][ T32] 1d20: 99c80000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.958411][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.958437][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.958459][ T32] r5:80070013 r4:80239bb0 [ 1325.958502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.958607][ T32] r4:82ac21e4 [ 1325.958631][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.958675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 13 printk messages dropped ** [ 1325.959288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1325.960074][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1325.960534][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.960903][ T32] r5:00001000 r4:ecf63000 ** 2 printk messages dropped ** [ 1325.960999][ T32] r5:85c0378c r4:85c03400 ** 3 printk messages dropped ** [ 1325.961158][ T32] r10:61c88647 r9:84429800 r8:84b2c0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1325.961942][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1325.962557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1325.962938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.963444][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.963623][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1325.994572][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.994861][ T32] r5:8442ec00 r4:8291a680 [ 1325.994882][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.994947][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.995020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 [ 1325.995052][ T32] r4:00000000 [ 1325.995074][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.995110][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.995147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.995194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1540 [ 1325.995240][ T32] r4:00000000 [ 1325.995264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.995347][ T32] r9:83018005 r8:8442ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1325.995374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.995420][ T32] r5:00001000 r4:ecaeb000 [ 1325.995441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.995495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.995543][ T32] r5:85c0338c r4:85c03000 [ 1325.995565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.995612][ T32] r7:dddced80 r6:83018000 r5:85c0338c r4:84b2c100 [ 1325.995657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.995709][ T32] r10:61c88647 r9:8442ec00 r8:84b2c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.995732][ T32] r4:84b2c100 [ 1325.995774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.995848][ T32] r10:00000000 r9:84b2c100 r8:80287e08 r7:dfcc1e60 r6:84a20200 r5:8442ec00 [ 1325.995878][ T32] r4:00000001 [ 1325.995901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.995948][ T32] Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) [ 1325.995979][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.996023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.996055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.996106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.996136][ T32] r4:84b28500 [ 1325.996608][ T32] INFO: task kworker/0:60:3280 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1325.996647][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.996704][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.996852][ T32] Call trace: [ 1325.996888][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.996939][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1325.996961][ T32] r4:00000000 [ 1325.996980][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.997018][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1325.997070][ T32] 1d20: 9a37a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1325.997103][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1325.997128][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1325.997150][ T32] r5:80070013 r4:80239bb0 [ 1325.997199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.997241][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1325.997365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 12 printk messages dropped ** [ 1325.997807][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1325.998118][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 9 printk messages dropped ** [ 1325.998393][ T32] task:kworker/0:61 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.999021][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.999312][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1325.999556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.999862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.000462][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1326.000670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1326.001018][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1326.001323][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1326.001507][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1326.001685][ T32] INFO: task kworker/0:62:3284 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1326.002003][ T32] r4:84818000 ** 4 printk messages dropped ** [ 1326.002160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 ** 8 printk messages dropped ** [ 1326.002453][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.002600][ T32] r5:85c02b8c r4:85c02800 ** 4 printk messages dropped ** [ 1326.002787][ T32] r4:84b2c200 ** 4 printk messages dropped ** [ 1326.002964][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1326.002990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.003017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.003068][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.003101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.003126][ T32] r4:84b287c0 [ 1326.003354][ T32] INFO: task kworker/0:62:3284 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.003390][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.003468][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.003513][ T32] Call trace: [ 1326.003543][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.003624][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.003652][ T32] r4:00000000 [ 1326.003691][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.018927][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.018983][ T32] 1d20: 9a37a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.019014][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.019040][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.019068][ T32] r5:80070013 r4:80239bb0 [ 1326.019091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.019148][ T32] r4:82ac21e4 [ 1326.019169][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.019212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.019234][ T32] r4:e0581dc0 [ 1326.019254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.019296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.019330][ T32] r4:00000000 [ 1326.019350][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.019395][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.019416][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.019461][ T32] r5:00001000 r4:dfab3000 [ 1326.019480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.019518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.019560][ T32] r5:8502638c r4:85026000 [ 1326.019580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.019688][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.019721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.019772][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.019794][ T32] r4:8509f580 [ 1326.019814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.019859][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.019895][ T32] r4:00000001 [ 1326.019918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.019954][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.019980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.020007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.020033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.020061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.020088][ T32] r4:8509db40 [ 1326.020112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.020298][ T32] INFO: task kworker/0:63:3288 blocked for more than 452 seconds. [ 1326.020355][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.020381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.020421][ T32] task:kworker/0:63 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.020481][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.020525][ T32] Call trace: [ 1326.020557][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.020607][ T32] r10:8291a684 r9:dfd1dd84 r8:00000002 r7:60000113 r6:dfd1dd8c r5:84819800 [ 1326.020629][ T32] r4:84819800 [ 1326.020649][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.020691][ T32] r5:84819800 r4:8291a680 [ 1326.020710][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.020748][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.020789][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd1de08 [ 1326.020812][ T32] r4:00000000 [ 1326.020831][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.020864][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.020897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.020998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508cdc0 [ 1326.021024][ T32] r4:00000000 [ 1326.021044][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.021118][ T32] r9:83018005 r8:84819800 r7:00000000 r6:83018000 r5:00001000 r4:7f107000 [ 1326.021144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.021187][ T32] r5:00001000 r4:ed4c9000 [ 1326.021207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.021244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.021285][ T32] r5:8482fb8c r4:8482f800 [ 1326.021312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.021357][ T32] r7:dddced80 r6:83018000 r5:8482fb8c r4:84b2c300 [ 1326.021379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.021425][ T32] r10:61c88647 r9:84819800 r8:84b2c32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.021447][ T32] r4:84b2c300 [ 1326.021479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.021526][ T32] r10:00000000 r9:84b2c300 r8:80287e08 r7:dfcc1e60 r6:84b2c380 r5:84819800 [ 1326.021548][ T32] r4:00000001 [ 1326.021572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.021608][ T32] Exception stack(0xdfd1dfb0 to 0xdfd1dff8) [ 1326.021657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.021689][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.022279][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.022445][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.022472][ T32] 1d20: 9a37a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.022500][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.022524][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.022547][ T32] r5:80070013 r4:80239bb0 [ 1326.022566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.022603][ T32] r4:82ac21e4 [ 1326.022622][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.022663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.022703][ T32] r4:e0581dc0 [ 1326.022730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.022920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.022946][ T32] r4:00000000 [ 1326.022966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.023010][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.023031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.023070][ T32] r5:00001000 r4:dfab3000 [ 1326.023090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.023355][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.023647][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.035965][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.036243][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.036735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508cec0 ** 6 printk messages dropped ** [ 1326.037109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.037156][ T32] r5:8482f78c r4:8482f400 ** 2 printk messages dropped ** [ 1326.037244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.037633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1326.038749][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 11 printk messages dropped ** [ 1326.039104][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.039397][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 12 printk messages dropped ** [ 1326.039796][ T32] r4:8509db40 ** 11 printk messages dropped ** [ 1326.040422][ T32] r5:8481b000 r4:8291a680 ** 6 printk messages dropped ** [ 1326.041178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1326.041582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.041851][ T32] r10:61c88647 r9:8481b000 r8:84b2c52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.042322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1326.042642][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.042698][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.042741][ T32] Call trace: [ 1326.042770][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.042818][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.042841][ T32] r4:00000000 [ 1326.042860][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.042992][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.043028][ T32] 1d20: 9a89b000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.043058][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.043083][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.043107][ T32] r5:80070013 r4:80239bb0 [ 1326.043126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.043164][ T32] r4:82ac21e4 [ 1326.043184][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.043224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.043247][ T32] r4:e0581dc0 [ 1326.043266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.043314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.043338][ T32] r4:00000000 [ 1326.043357][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.043461][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.043486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.043528][ T32] r5:00001000 r4:dfab3000 [ 1326.043797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.071520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.071624][ T32] r5:8502638c r4:85026000 [ 1326.071760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.071816][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.071838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.071886][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.071953][ T32] r4:8509f580 [ 1326.071978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.072026][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.072048][ T32] r4:00000001 [ 1326.072067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.072142][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.072385][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.072417][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.072490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.072522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.072545][ T32] r4:8509db40 [ 1326.072570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.072607][ T32] INFO: task kworker/0:66:3293 blocked for more than 452 seconds. [ 1326.072641][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.072667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.072713][ T32] task:kworker/0:66 state:D stack:0 pid:3293 tgid:3293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.072783][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.072828][ T32] Call trace: [ 1326.072954][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.073013][ T32] r10:8291a684 r9:dfd41d84 r8:00000002 r7:60000113 r6:dfd41d8c r5:8481bc00 [ 1326.073037][ T32] r4:8481bc00 [ 1326.073057][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.073098][ T32] r5:8481bc00 r4:8291a680 [ 1326.073118][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.073175][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.073487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.073642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.079168][ T32] r10:00000000 r9:84b2c600 r8:80287e08 r7:dfd11e60 r6:84b2c680 r5:8481bc00 ** 9 printk messages dropped ** [ 1326.080165][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1326.080865][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1326.081538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1326.082218][ T32] task:kworker/0:67 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1326.082926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.083390][ T32] r10:61c88647 r9:8481c800 r8:84b2c72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.102029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.102107][ T32] r4:84b28f40 [ 1326.102561][ T32] INFO: task kworker/0:67:3294 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.102606][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.102703][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.102761][ T32] Call trace: [ 1326.102811][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.102866][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.102891][ T32] r4:00000000 [ 1326.102913][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.102953][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.102995][ T32] 1d20: 9affc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.103027][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.103053][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.103078][ T32] r5:80070013 r4:80239bb0 [ 1326.103098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.103140][ T32] r4:82ac21e4 [ 1326.103160][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.103250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.103278][ T32] r4:e0581dc0 [ 1326.103345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.103453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.103499][ T32] r4:00000000 [ 1326.103526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.103580][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.103605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.103647][ T32] r5:00001000 r4:dfab3000 [ 1326.103682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.106477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.106596][ T32] r5:8502638c r4:85026000 ** 5 printk messages dropped ** [ 1326.106789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1326.107486][ T32] task:kworker/0:68 state:D stack:0 pid:3298 tgid:3298 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.108386][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.108621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.108815][ T32] r4:84b2c800 ** 8 printk messages dropped ** [ 1326.109098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1326.110146][ T32] r5:80070013 r4:80239bb0 ** 13 printk messages dropped ** [ 1326.110639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1326.111241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1326.111976][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1326.112451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1326.113112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1326.132413][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1326.132692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.132754][ T32] r4:e0581dc0 [ 1326.132779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.132825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.132849][ T32] r4:00000000 [ 1326.132893][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.132971][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.133021][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.133071][ T32] r5:00001000 r4:dfab3000 [ 1326.133092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.133131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.133175][ T32] r5:8502638c r4:85026000 [ 1326.133195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.133241][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.133262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.133309][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.133336][ T32] r4:8509f580 [ 1326.133358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.133404][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.133427][ T32] r4:00000001 [ 1326.133446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.133482][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.133508][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.133535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.133561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.133594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.133617][ T32] r4:8509db40 [ 1326.133667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.137523][ T32] INFO: task kworker/1:26:3302 blocked for more than 452 seconds. [ 1326.137632][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.137673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.137699][ T32] task:kworker/1:26 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.137762][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.137817][ T32] Call trace: [ 1326.137879][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.137936][ T32] r10:8291a684 r9:dfd65d84 r8:00000002 r7:60000013 r6:dfd65d8c r5:847f2400 [ 1326.137963][ T32] r4:847f2400 [ 1326.137984][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.138029][ T32] r5:847f2400 r4:8291a680 [ 1326.138075][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.138147][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.138196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd65e08 [ 1326.138221][ T32] r4:00000000 [ 1326.138242][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.138277][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.138340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.138556][ T32] r5:00001000 r4:ed87b000 ** 1 printk messages dropped ** [ 1326.138623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.138973][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1326.139717][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1326.140542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 17 printk messages dropped ** [ 1326.141355][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1326.141566][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1326.142209][ T32] r5:84ae0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1326.142401][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.142772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.143005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.143328][ T32] r10:61c88647 r9:84ae0c00 r8:84b2caac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.160406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.160460][ T32] r4:84a35580 [ 1326.160957][ T32] INFO: task kworker/0:71:3310 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.161000][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.161078][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.161142][ T32] Call trace: [ 1326.161175][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.161233][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.161258][ T32] r4:00000000 [ 1326.161318][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.161367][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.161400][ T32] 1d20: 9b654000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.161430][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.161455][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.161493][ T32] r5:80070013 r4:80239bb0 [ 1326.161529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.161580][ T32] r4:82ac21e4 [ 1326.161601][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.161645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.161669][ T32] r4:e0581dc0 [ 1326.161713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.161759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.161804][ T32] r4:00000000 [ 1326.161829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.161876][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.161899][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.161943][ T32] r5:00001000 r4:dfab3000 [ 1326.161991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.162047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.162094][ T32] r5:8502638c r4:85026000 [ 1326.162185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.162237][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.162261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.162373][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.162400][ T32] r4:8509f580 [ 1326.162421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.162467][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.162489][ T32] r4:00000001 [ 1326.162509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.162559][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.162623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.162655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.162682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.162711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.162735][ T32] r4:8509db40 [ 1326.162767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.162959][ T32] INFO: task kworker/0:218:3742 blocked for more than 452 seconds. [ 1326.163002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.163029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.163053][ T32] task:kworker/0:218 state:D stack:0 pid:3742 tgid:3742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.163101][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.163146][ T32] Call trace: [ 1326.163193][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.163244][ T32] r10:8291a684 r9:e053dd84 r8:00000002 r7:60000113 r6:e053dd8c r5:84be9800 [ 1326.163268][ T32] r4:84be9800 [ 1326.163322][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.163371][ T32] r5:84be9800 r4:8291a680 [ 1326.163392][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.163431][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.163472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e053de08 [ 1326.163508][ T32] r4:00000000 [ 1326.163534][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.163570][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.163605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.163646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095980 [ 1326.163685][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.177419][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.177599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.177849][ T32] r4:8509f100 ** 6 printk messages dropped ** [ 1326.178135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.179066][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1326.179424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1326.179934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.180265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.180648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1326.181151][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1326.181620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1326.182204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1326.183022][ T32] 1d20: 9b8ab000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 4 printk messages dropped ** [ 1326.183186][ T32] r4:82ac21e4 [ 1326.183210][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.183253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.183275][ T32] r4:e0581dc0 [ 1326.183318][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.183363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.183403][ T32] r4:00000000 [ 1326.183426][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.183470][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.183492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.183533][ T32] r5:00001000 r4:dfab3000 [ 1326.183559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.183620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.183702][ T32] r5:8502638c r4:85026000 [ 1326.201981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.202126][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.202170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.202225][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.202249][ T32] r4:8509f580 [ 1326.202269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.202355][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.202382][ T32] r4:00000001 [ 1326.202402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.202460][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.202507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.202539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.202608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1326.203209][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1326.203596][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.208177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.208402][ T32] r10:61c88647 r9:84bec800 r8:8509f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.208772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.209662][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 10 printk messages dropped ** [ 1326.210064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 16 printk messages dropped ** [ 1326.210857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.211173][ T32] INFO: task kworker/1:98:3760 blocked for more than 452 seconds. [ 1326.211209][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.211234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.211256][ T32] task:kworker/1:98 state:D stack:0 pid:3760 tgid:3760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.211306][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.211365][ T32] Call trace: [ 1326.211422][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.211471][ T32] r10:8291a684 r9:e056dd84 r8:00000002 r7:60000013 r6:e056dd8c r5:8504a400 [ 1326.211494][ T32] r4:8504a400 [ 1326.211514][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.211576][ T32] r5:8504a400 r4:8291a680 [ 1326.211600][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.211639][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.211681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e056de08 [ 1326.211704][ T32] r4:00000000 [ 1326.211736][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.211773][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.211807][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.211847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8a40 [ 1326.211868][ T32] r4:00000000 [ 1326.211909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.211969][ T32] r9:83018205 r8:8504a400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1326.212005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.212070][ T32] r5:00001000 r4:dfd71000 [ 1326.212099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.212139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.212180][ T32] r5:848bfb8c r4:848bf800 [ 1326.212219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.212268][ T32] r7:ddde2d80 r6:83018200 r5:848bfb8c r4:84bb4780 [ 1326.212290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.212403][ T32] r10:61c88647 r9:8504a400 r8:84bb47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.212430][ T32] r4:84bb4780 [ 1326.212471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.212519][ T32] r10:00000000 r9:84bb4780 r8:80287e08 r7:e057de60 r6:84bb4800 r5:8504a400 [ 1326.212542][ T32] r4:00000001 [ 1326.212561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.212606][ T32] Exception stack(0xe056dfb0 to 0xe056dff8) [ 1326.212636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.212664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.212690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.212718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.212741][ T32] r4:850a8280 [ 1326.212990][ T32] INFO: task kworker/1:98:3760 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.213024][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.213127][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.213182][ T32] Call trace: [ 1326.213238][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.213314][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1326.213534][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1326.229656][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1326.229917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.230341][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1326.230466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.230839][ T32] INFO: task kworker/0:223:3761 blocked for more than 452 seconds. ** 11 printk messages dropped ** [ 1326.231387][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.231709][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.231834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.232412][ T32] r10:00000000 r9:8509f780 r8:80287e08 r7:e0585e60 r6:84bb4880 r5:8504d400 ** 7 printk messages dropped ** [ 1326.232992][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1326.246422][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.246684][ T32] 1d20: 9c558000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1326.246992][ T32] r4:e0581dc0 ** 7 printk messages dropped ** [ 1326.247361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1326.247740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1326.248070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1326.248229][ T32] task:kworker/1:99 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.248543][ T32] r4:8504ec00 ** 2 printk messages dropped ** [ 1326.248627][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.248780][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1326.248920][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1326.249024][ T32] r5:00001000 r4:dfd35000 [ 1326.249043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.249121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.249167][ T32] r5:848bf38c r4:848bf000 [ 1326.249188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.249243][ T32] r7:ddde2d80 r6:83018200 r5:848bf38c r4:84bb4900 [ 1326.249267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.249342][ T32] r10:61c88647 r9:8504ec00 r8:84bb492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.249390][ T32] r4:84bb4900 [ 1326.249413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.249499][ T32] r10:00000000 r9:84bb4900 r8:80287e08 r7:e056de60 r6:84bb4980 r5:8504ec00 [ 1326.249525][ T32] r4:00000001 [ 1326.249546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.249582][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.249607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.249635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.249662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.249692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.249714][ T32] r4:850a8600 [ 1326.250139][ T32] INFO: task kworker/1:99:3763 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.250184][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.250272][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.250322][ T32] Call trace: [ 1326.250352][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.250420][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.250448][ T32] r4:00000000 [ 1326.250467][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.250531][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.250583][ T32] 1d20: 9c558000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.250634][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.250684][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.250711][ T32] r5:80070013 r4:80239bb0 [ 1326.250733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.250774][ T32] r4:82ac21e4 [ 1326.250794][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.250835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.250858][ T32] r4:e0581dc0 [ 1326.250918][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.250964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.250988][ T32] r4:00000000 [ 1326.251007][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.251050][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.251070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.251134][ T32] r5:00001000 r4:dfab3000 [ 1326.251166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.251227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.251272][ T32] r5:8502638c r4:85026000 [ 1326.251307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.251358][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.251380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.251425][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.251465][ T32] r4:8509f580 [ 1326.251488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.251535][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.251558][ T32] r4:00000001 [ 1326.251577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.251611][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.251637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.251665][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.251691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.251719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.251741][ T32] r4:8509db40 [ 1326.251760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.251784][ T32] INFO: task kworker/1:100:3765 blocked for more than 452 seconds. [ 1326.251811][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.251846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.251889][ T32] task:kworker/1:100 state:D stack:0 pid:3765 tgid:3765 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1326.252051][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1326.252817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1326.253386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.271561][ T32] r10:61c88647 r9:8504bc00 r8:84bb4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.271925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.273086][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1326.273470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1326.273749][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1326.278360][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.278590][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.278971][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.279268][ T32] r5:8504e000 r4:8291a680 ** 2 printk messages dropped ** [ 1326.279398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0591e08 ** 8 printk messages dropped ** [ 1326.279744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.279848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.280091][ T32] r4:84bb4b00 ** 6 printk messages dropped ** [ 1326.280341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.281229][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1326.281528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1326.281985][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1326.282410][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1326.282671][ T32] r4:00000001 [ 1326.282738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.282820][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.282899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.282934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.282980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.283018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.283067][ T32] r4:8509db40 [ 1326.283091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.283116][ T32] INFO: task kworker/1:102:3770 blocked for more than 452 seconds. [ 1326.283144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.283189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.283241][ T32] task:kworker/1:102 state:D stack:0 pid:3770 tgid:3770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.283292][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.283392][ T32] Call trace: [ 1326.283474][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.283535][ T32] r10:8291a684 r9:e0569d84 r8:00000002 r7:60000113 r6:e0569d8c r5:85048000 [ 1326.283569][ T32] r4:85048000 [ 1326.283608][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.283656][ T32] r5:85048000 r4:8291a680 [ 1326.283727][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.299490][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.299576][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0569e08 [ 1326.299601][ T32] r4:00000000 [ 1326.299621][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.299658][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.299711][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.299762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8b40 [ 1326.299785][ T32] r4:00000000 [ 1326.299826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.299877][ T32] r9:83018205 r8:85048000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1326.299909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.299957][ T32] r5:00001000 r4:dfd7f000 [ 1326.299978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.300038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.300084][ T32] r5:848bff8c r4:848bfc00 [ 1326.300105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.300191][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:84bb4c00 [ 1326.300217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.300264][ T32] r10:61c88647 r9:85048000 r8:84bb4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.300287][ T32] r4:84bb4c00 [ 1326.300332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.300380][ T32] r10:00000000 r9:84bb4c00 r8:80287e08 r7:e0591e60 r6:84bb4c80 r5:85048000 [ 1326.300402][ T32] r4:00000001 [ 1326.300422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.300457][ T32] Exception stack(0xe0569fb0 to 0xe0569ff8) [ 1326.300487][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.300515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.300573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.300620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.300667][ T32] r4:850a8ac0 [ 1326.301101][ T32] INFO: task kworker/1:102:3770 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.301138][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.301207][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.301252][ T32] Call trace: [ 1326.301308][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.301364][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.301389][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.301560][ T32] 1d20: 9ce8b000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1326.301824][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1326.302117][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1326.302619][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.302908][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.303234][ T32] task:kworker/1:103 state:D stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.303610][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.314640][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.314772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.315053][ T32] r4:84bb4d00 ** 6 printk messages dropped ** [ 1326.315317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.316140][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1326.316491][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.316642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 5 printk messages dropped ** [ 1326.316833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.316895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.316950][ T32] r5:8502638c r4:85026000 [ 1326.316972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.317018][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.317060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.317109][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.317169][ T32] r4:8509f580 [ 1326.317192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.317238][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.317283][ T32] r4:00000001 [ 1326.317335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.317376][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.317403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.317452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.317496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.317527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.317561][ T32] r4:8509db40 [ 1326.317585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.317613][ T32] INFO: task kworker/1:104:3773 blocked for more than 452 seconds. [ 1326.317645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.317671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.317692][ T32] task:kworker/1:104 state:D stack:0 pid:3773 tgid:3773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.317793][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.317863][ T32] Call trace: [ 1326.317928][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.317978][ T32] r10:8291a684 r9:e0595d84 r8:00000002 r7:60000013 r6:e0595d8c r5:85050c00 [ 1326.318031][ T32] r4:85050c00 [ 1326.318097][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.318164][ T32] r5:85050c00 r4:8291a680 [ 1326.318208][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.318251][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.318293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 [ 1326.318322][ T32] r4:00000000 [ 1326.318364][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.318403][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.318437][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.318498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8dc0 [ 1326.318560][ T32] r4:00000000 [ 1326.318583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.318649][ T32] r9:83018205 r8:85050c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1326.318693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.318738][ T32] r5:00001000 r4:dfdc1000 [ 1326.318757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.318795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.318838][ T32] r5:844ed78c r4:844ed400 [ 1326.318884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.318933][ T32] r7:ddde2d80 r6:83018200 r5:844ed78c r4:84bb4e00 [ 1326.318954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.318999][ T32] r10:61c88647 r9:85050c00 r8:84bb4e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.319021][ T32] r4:84bb4e00 [ 1326.319056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.319111][ T32] r10:00000000 r9:84bb4e00 r8:80287e08 r7:e0599e60 r6:84bb4e80 r5:85050c00 [ 1326.319145][ T32] r4:00000001 [ 1326.319168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.319204][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 1 printk messages dropped ** [ 1326.319283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.319970][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1326.320379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1326.320703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.321041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1326.321204][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1326.321510][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.321850][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.322314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.322624][ T32] r5:84b0878c r4:84b08400 ** 4 printk messages dropped ** [ 1326.322888][ T32] r4:84bb4f00 ** 6 printk messages dropped ** [ 1326.323150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.323659][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.347998][ T32] 1d20: 9d555000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1326.348377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 11 printk messages dropped ** [ 1326.348925][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.349246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.349565][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.349990][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.350412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.350538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.350580][ T32] r5:84b08f8c r4:84b08c00 [ 1326.350599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.350642][ T32] r7:ddde2d80 r6:83018200 r5:84b08f8c r4:84bb4380 [ 1326.350661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.350732][ T32] r10:61c88647 r9:85053000 r8:84bb43ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.350758][ T32] r4:84bb4380 [ 1326.350778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.350822][ T32] r10:00000000 r9:84bb4380 r8:80287e08 r7:e05a1e60 r6:850a0000 r5:85053000 [ 1326.350843][ T32] r4:00000001 [ 1326.350862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.350896][ T32] Exception stack(0xe05a5fb0 to 0xe05a5ff8) [ 1326.350933][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.350965][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.350991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.351028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.351053][ T32] r4:84bc9c00 [ 1326.351514][ T32] INFO: task kworker/1:106:3777 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.351556][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.351614][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.351687][ T32] Call trace: [ 1326.351744][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.351794][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.351817][ T32] r4:00000000 [ 1326.351836][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.351874][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.351910][ T32] 1d20: 9d555000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.351947][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.351974][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.351997][ T32] r5:80070013 r4:80239bb0 [ 1326.352017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.352055][ T32] r4:82ac21e4 [ 1326.352074][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.352114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.352155][ T32] r4:e0581dc0 [ 1326.352196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.352277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.352351][ T32] r4:00000000 [ 1326.352376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.352447][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.352495][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.352582][ T32] r5:00001000 r4:dfab3000 [ 1326.352606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.352651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.352694][ T32] r5:8502638c r4:85026000 [ 1326.352751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.352801][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.352822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.352868][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.352889][ T32] r4:8509f580 [ 1326.352931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.352981][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.353004][ T32] r4:00000001 [ 1326.353023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.353057][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.353106][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.353138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.353186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.353217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.353261][ T32] r4:8509db40 [ 1326.353305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.353340][ T32] INFO: task kworker/1:107:3779 blocked for more than 452 seconds. [ 1326.353389][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.353416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.353437][ T32] task:kworker/1:107 state:D stack:0 pid:3779 tgid:3779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.353522][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.353573][ T32] Call trace: [ 1326.353607][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1326.370906][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.371310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.371415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.371676][ T32] r10:61c88647 r9:85053c00 r8:850a00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.372034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.372895][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1326.373086][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1326.373149][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1326.373231][ T32] r4:e0581dc0 ** 3 printk messages dropped ** [ 1326.373382][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.373640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.381725][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.381747][ T32] r4:00000001 [ 1326.381767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.381803][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.381831][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.381860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.381886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.381914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.381936][ T32] r4:8509db40 [ 1326.381958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.381998][ T32] INFO: task kworker/0:224:3781 blocked for more than 452 seconds. [ 1326.382043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.382072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.382094][ T32] task:kworker/0:224 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.382150][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.382206][ T32] Call trace: [ 1326.382270][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.382340][ T32] r10:8291a684 r9:e05b1d84 r8:00000002 r7:60000113 r6:e05b1d8c r5:85051800 [ 1326.382373][ T32] r4:85051800 [ 1326.382398][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.382474][ T32] r5:85051800 r4:8291a680 [ 1326.382547][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.382590][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.382632][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b1e08 [ 1326.382684][ T32] r4:00000000 [ 1326.382710][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.382744][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.382783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.382831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85099e80 [ 1326.382857][ T32] r4:00000000 [ 1326.382877][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.382924][ T32] r9:83018005 r8:85051800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1326.382946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.382987][ T32] r5:00001000 r4:e0109000 [ 1326.383007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.383047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.383098][ T32] r5:85026f8c r4:85026c00 [ 1326.383155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.383205][ T32] r7:dddced80 r6:83018000 r5:85026f8c r4:8509f800 [ 1326.383226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.383271][ T32] r10:61c88647 r9:85051800 r8:8509f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.383294][ T32] r4:8509f800 [ 1326.383320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.383366][ T32] r10:00000000 r9:8509f800 r8:80287e08 r7:e0585e60 r6:8509f880 r5:85051800 [ 1326.383410][ T32] r4:00000001 [ 1326.383434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.383471][ T32] Exception stack(0xe05b1fb0 to 0xe05b1ff8) [ 1326.383498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.383525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.383563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.383596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.383644][ T32] r4:85099200 [ 1326.396014][ T32] INFO: task kworker/0:224:3781 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.396127][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.396749][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.396894][ T32] Call trace: [ 1326.396937][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.397001][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.397027][ T32] r4:00000000 [ 1326.397050][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.397090][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.397158][ T32] 1d20: 9e1a7000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.397195][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.397220][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.397244][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1326.397328][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.397589][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.397858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.398168][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1326.398384][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1326.398637][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.398966][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.399356][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.399453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1326.399664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.399725][ T32] r10:00000000 r9:8509f900 r8:80287e08 r7:e05b1e60 r6:8509f980 r5:848d0c00 [ 1326.399751][ T32] r4:00000001 [ 1326.399772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.399808][ T32] Exception stack(0xe059dfb0 to 0xe059dff8) [ 1326.399834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.399861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.399887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.399916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.399937][ T32] r4:85099200 [ 1326.400257][ T32] INFO: task kworker/0:225:3783 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.400294][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.400537][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.400846][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1326.401139][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.401373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.401779][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.401956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.402337][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.402818][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.403350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a66c0 ** 6 printk messages dropped ** [ 1326.424226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.424343][ T32] r5:84b0938c r4:84b09000 ** 3 printk messages dropped ** [ 1326.424486][ T32] r10:61c88647 r9:848d2400 r8:850a01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.424786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.425528][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.425724][ T32] 1d20: 9e5f6000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1326.426002][ T32] r4:e0581dc0 ** 7 printk messages dropped ** [ 1326.426282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.426677][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1326.427029][ T32] INFO: task kworker/1:109:3787 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1326.427150][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.427317][ T32] r4:848d3c00 ** 1 printk messages dropped ** [ 1326.427425][ T32] r5:848d3c00 r4:8291a680 [ 1326.427450][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.427489][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.427530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c1e08 [ 1326.427552][ T32] r4:00000000 [ 1326.427571][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.427603][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.427680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.427724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a68c0 [ 1326.427749][ T32] r4:00000000 [ 1326.427783][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.427830][ T32] r9:83018205 r8:848d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.427852][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.427892][ T32] r5:00001000 r4:e00d1000 [ 1326.427911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.427950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.427990][ T32] r5:84b09b8c r4:84b09800 [ 1326.428010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.428077][ T32] r7:ddde2d80 r6:83018200 r5:84b09b8c r4:850a0200 [ 1326.428101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.428148][ T32] r10:61c88647 r9:848d3c00 r8:850a022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.428171][ T32] r4:850a0200 [ 1326.428214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.428263][ T32] r10:00000000 r9:850a0200 r8:80287e08 r7:e05b9e60 r6:8509fa80 r5:848d3c00 [ 1326.428285][ T32] r4:00000001 [ 1326.428327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.428389][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1326.428418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.428446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.428473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.428502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.428524][ T32] r4:850a6640 [ 1326.428772][ T32] INFO: task kworker/1:109:3787 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.428805][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.428859][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.428901][ T32] Call trace: [ 1326.429051][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.429105][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.429128][ T32] r4:00000000 [ 1326.429147][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.429185][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.429212][ T32] 1d20: 9e5f6000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.429240][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.429290][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.429324][ T32] r5:80070013 r4:80239bb0 [ 1326.429344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.429385][ T32] r4:82ac21e4 [ 1326.429416][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.429461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.429484][ T32] r4:e0581dc0 [ 1326.429527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.429596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.429646][ T32] r4:00000000 [ 1326.429721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.429769][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.429791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.429859][ T32] r5:00001000 r4:dfab3000 [ 1326.429882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.429922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.429975][ T32] r5:8502638c r4:85026000 [ 1326.430063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.430151][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.430176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.430224][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.430246][ T32] r4:8509f580 [ 1326.430265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.430315][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.430339][ T32] r4:00000001 [ 1326.430358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.430392][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.430418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.430445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.430471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.430529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.430573][ T32] r4:8509db40 [ 1326.430596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.430621][ T32] INFO: task kworker/1:110:3789 blocked for more than 452 seconds. [ 1326.430648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.430671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.430691][ T32] task:kworker/1:110 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.430735][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.430843][ T32] Call trace: [ 1326.430872][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.430919][ T32] r10:8291a684 r9:e05c9d84 r8:00000002 r7:60000113 r6:e05c9d8c r5:848d3000 [ 1326.430941][ T32] r4:848d3000 [ 1326.430961][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.431002][ T32] r5:848d3000 r4:8291a680 [ 1326.431022][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.431059][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.431126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c9e08 ** 4 printk messages dropped ** [ 1326.431420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a6780 ** 6 printk messages dropped ** [ 1326.431731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.432048][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.432186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.432755][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.433057][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1326.433254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1326.433366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.433420][ T32] r4:e0581dc0 [ 1326.433443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.433485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.433508][ T32] r4:00000000 [ 1326.433527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.433580][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.433667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.433712][ T32] r5:00001000 r4:dfab3000 [ 1326.433732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.433809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.454399][ T32] r5:8502638c r4:85026000 [ 1326.454446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.454523][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.454547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.454596][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.454618][ T32] r4:8509f580 [ 1326.454638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.454686][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.454703][ T32] r4:00000001 [ 1326.454712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.454738][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.454757][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.454775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.455009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.455041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.455066][ T32] r4:8509db40 [ 1326.455092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.455124][ T32] INFO: task kworker/1:111:3791 blocked for more than 452 seconds. [ 1326.455222][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.455253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.455277][ T32] task:kworker/1:111 state:D stack:0 pid:3791 tgid:3791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.455385][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.455438][ T32] Call trace: [ 1326.455497][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.455587][ T32] r10:8291a684 r9:e05d1d84 r8:00000002 r7:60000113 r6:e05d1d8c r5:848d5400 [ 1326.455663][ T32] r4:848d5400 [ 1326.455737][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.455811][ T32] r5:848d5400 r4:8291a680 [ 1326.455837][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.455879][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.455936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d1e08 [ 1326.455991][ T32] r4:00000000 [ 1326.456014][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.456055][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.456120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.456170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a6a00 [ 1326.456196][ T32] r4:00000000 [ 1326.456218][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.456296][ T32] r9:83018205 r8:848d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1326.456348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.456393][ T32] r5:00001000 r4:e00d9000 [ 1326.456414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.456452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.456493][ T32] r5:84b09f8c r4:84b09c00 [ 1326.456513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.456706][ T32] r4:850a0300 ** 8 printk messages dropped ** [ 1326.457184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1326.458226][ T32] 1d20: 9eb4a000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1326.458540][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1326.458647][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1326.459314][ T32] r4:8509f580 ** 8 printk messages dropped ** [ 1326.459725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.459750][ T32] r4:8509db40 [ 1326.459770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.459868][ T32] INFO: task kworker/1:112:3793 blocked for more than 452 seconds. [ 1326.459957][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.459984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.460007][ T32] task:kworker/1:112 state:D stack:0 pid:3793 tgid:3793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.460128][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.460199][ T32] Call trace: [ 1326.460241][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.460289][ T32] r10:8291a684 r9:e05d9d84 r8:00000002 r7:60000013 r6:e05d9d8c r5:848d6000 [ 1326.460342][ T32] r4:848d6000 [ 1326.460391][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.460525][ T32] r5:848d6000 r4:8291a680 [ 1326.460550][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.460589][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.460632][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d9e08 [ 1326.460689][ T32] r4:00000000 [ 1326.460713][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.460748][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.460784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.460852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093540 [ 1326.460878][ T32] r4:00000000 [ 1326.460899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.460943][ T32] r9:83018205 r8:848d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1326.460965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.461005][ T32] r5:00001000 r4:dfc21000 [ 1326.461049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.461100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.461192][ T32] r5:84b0c38c r4:84b0c000 [ 1326.461215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.461291][ T32] r7:ddde2d80 r6:83018200 r5:84b0c38c r4:850a0380 [ 1326.461325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.461375][ T32] r10:61c88647 r9:848d6000 r8:850a03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.461398][ T32] r4:850a0380 [ 1326.461417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.461494][ T32] r10:00000000 r9:850a0380 r8:80287e08 r7:e05d1e60 r6:8509fc00 r5:848d6000 [ 1326.461521][ T32] r4:00000001 [ 1326.461540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.461660][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.462148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.462181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.462209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.462240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.462264][ T32] r4:850a6a40 [ 1326.462541][ T32] INFO: task kworker/1:112:3793 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.462576][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.462928][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.463017][ T32] Call trace: [ 1326.463053][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.463104][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.463127][ T32] r4:00000000 [ 1326.463145][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.463183][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.463214][ T32] 1d20: 9eb4a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.463245][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.463274][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.463299][ T32] r5:80070013 r4:80239bb0 [ 1326.463326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.463365][ T32] r4:82ac21e4 [ 1326.463385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.463426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.463511][ T32] r4:e0581dc0 [ 1326.463615][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.463660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.463685][ T32] r4:00000000 [ 1326.463762][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.494388][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.494443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.494759][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.495057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.495491][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.495821][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05dde08 ** 11 printk messages dropped ** [ 1326.496266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.496581][ T32] r10:61c88647 r9:848d4800 r8:850a042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.496833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.497746][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1326.497990][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1326.498541][ T32] r5:8502638c r4:85026000 ** 9 printk messages dropped ** [ 1326.498894][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 10 printk messages dropped ** [ 1326.499223][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.499909][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.500172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a6d40 ** 5 printk messages dropped ** [ 1326.500453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.500492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.500534][ T32] r5:84b0a78c r4:84b0a400 ** 1 printk messages dropped ** [ 1326.500688][ T32] r7:ddde2d80 r6:83018200 r5:84b0a78c r4:850a0480 ** 2 printk messages dropped ** [ 1326.500781][ T32] r4:850a0480 ** 2 printk messages dropped ** [ 1326.500865][ T32] r4:00000001 [ 1326.500885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.500920][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1326.500968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.501047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.501077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.501107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.501154][ T32] r4:850a6c00 [ 1326.501451][ T32] INFO: task kworker/1:114:3796 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.501561][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.501623][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.501668][ T32] Call trace: [ 1326.501697][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.501745][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.501768][ T32] r4:00000000 [ 1326.501787][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.501825][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.501853][ T32] 1d20: 9efdb000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.501881][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.501907][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.501931][ T32] r5:80070013 r4:80239bb0 [ 1326.502021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.502120][ T32] r4:82ac21e4 [ 1326.502144][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.502187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.502209][ T32] r4:e0581dc0 [ 1326.502229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.502269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.502292][ T32] r4:00000000 [ 1326.502377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.502425][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.502447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.502490][ T32] r5:00001000 r4:dfab3000 [ 1326.502510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.502551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.502592][ T32] r5:8502638c r4:85026000 [ 1326.502614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.502660][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.502683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.502731][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.502766][ T32] r4:8509f580 [ 1326.502790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.502838][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.502894][ T32] r4:00000001 [ 1326.502920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.502956][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.503143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.503390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.503426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.503458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.503481][ T32] r4:8509db40 [ 1326.503731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.524664][ T32] INFO: task kworker/1:115:3798 blocked for more than 453 seconds. [ 1326.524738][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.524766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.524803][ T32] task:kworker/1:115 state:D stack:0 pid:3798 tgid:3798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.524875][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.524938][ T32] Call trace: [ 1326.524973][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.525033][ T32] r10:8291a684 r9:e05edd84 r8:00000002 r7:60000113 r6:e05edd8c r5:848d6c00 [ 1326.525059][ T32] r4:848d6c00 [ 1326.525081][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.525125][ T32] r5:848d6c00 r4:8291a680 [ 1326.525147][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.525188][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.525231][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ede08 [ 1326.525254][ T32] r4:00000000 [ 1326.525275][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.525333][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.525377][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.525420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9600 [ 1326.525444][ T32] r4:00000000 [ 1326.525485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.525538][ T32] r9:83018205 r8:848d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1326.525585][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.525678][ T32] r5:00001000 r4:e0147000 [ 1326.525705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.525748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.525792][ T32] r5:84b0ab8c r4:84b0a800 [ 1326.525814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.525863][ T32] r7:ddde2d80 r6:83018200 r5:84b0ab8c r4:850a0500 [ 1326.525886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.525934][ T32] r10:61c88647 r9:848d6c00 r8:850a052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.525958][ T32] r4:850a0500 [ 1326.525978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.526116][ T32] r10:00000000 r9:850a0500 r8:80287e08 r7:e05d9e60 r6:8509fd80 r5:848d6c00 [ 1326.526149][ T32] r4:00000001 [ 1326.526310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.526401][ T32] Exception stack(0xe05edfb0 to 0xe05edff8) [ 1326.526436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.526473][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.526503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.526580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.526607][ T32] r4:850a6cc0 [ 1326.527055][ T32] INFO: task kworker/1:115:3798 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.527093][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.527153][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.527200][ T32] Call trace: [ 1326.527231][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.527308][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.527339][ T32] r4:00000000 [ 1326.527360][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.527402][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.527431][ T32] 1d20: 9f259000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.527462][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.527488][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.527513][ T32] r5:80070013 r4:80239bb0 [ 1326.527556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.527728][ T32] r4:82ac21e4 [ 1326.527767][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.527815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.527839][ T32] r4:e0581dc0 [ 1326.527861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.527903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.527928][ T32] r4:00000000 [ 1326.527949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.527995][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.528018][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.528060][ T32] r5:00001000 r4:dfab3000 [ 1326.528081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.528123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.528166][ T32] r5:8502638c r4:85026000 [ 1326.528187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.528236][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.528258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.528338][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.528379][ T32] r4:8509f580 [ 1326.528404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.528453][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.528477][ T32] r4:00000001 [ 1326.528499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.528535][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.528561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.528590][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.528641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.528698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.528726][ T32] r4:8509db40 [ 1326.528750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.528776][ T32] INFO: task kworker/0:226:3800 blocked for more than 453 seconds. [ 1326.528807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.528832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.528854][ T32] task:kworker/0:226 state:D stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.528972][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.529089][ T32] Call trace: [ 1326.529123][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.529172][ T32] r10:8291a684 r9:e05e9d84 r8:00000002 r7:60000113 r6:e05e9d8c r5:84848c00 [ 1326.529196][ T32] r4:84848c00 [ 1326.529217][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.529264][ T32] r5:84848c00 r4:8291a680 [ 1326.529284][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.529341][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.529392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e9e08 [ 1326.529417][ T32] r4:00000000 [ 1326.529439][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.529477][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.529513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.529554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095740 [ 1326.529577][ T32] r4:00000000 [ 1326.529598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.529642][ T32] r9:83018005 r8:84848c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1326.529739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.529826][ T32] r5:00001000 r4:e0633000 [ 1326.529852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.529894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.529937][ T32] r5:84b0bb8c r4:84b0b800 [ 1326.529958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.530006][ T32] r7:dddced80 r6:83018000 r5:84b0bb8c r4:8509fe00 [ 1326.530028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.530077][ T32] r10:61c88647 r9:84848c00 r8:8509fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.530101][ T32] r4:8509fe00 [ 1326.530135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.530185][ T32] r10:00000000 r9:8509fe00 r8:80287e08 r7:e059de60 r6:8509fe80 r5:84848c00 [ 1326.530211][ T32] r4:00000001 [ 1326.530232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.530307][ T32] Exception stack(0xe05e9fb0 to 0xe05e9ff8) [ 1326.530341][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.530373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.530454][ T32] r4:85099680 ** 3 printk messages dropped ** [ 1326.530935][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.531243][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1326.531340][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1326.531495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 8 printk messages dropped ** [ 1326.531777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1326.532031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1326.532250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.532448][ T32] task:kworker/0:227 state:D stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1326.532750][ T32] r10:8291a684 r9:e05b5d84 r8:00000002 r7:60000113 r6:e05b5d8c r5:84849800 [ 1326.532774][ T32] r4:84849800 [ 1326.532794][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.532836][ T32] r5:84849800 r4:8291a680 [ 1326.532855][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.532893][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.532934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b5e08 [ 1326.532956][ T32] r4:00000000 [ 1326.532982][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.533018][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.533051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.533112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85099b80 [ 1326.533139][ T32] r4:00000000 [ 1326.533219][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.533270][ T32] r9:83018005 r8:84849800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1326.533294][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.533343][ T32] r5:00001000 r4:e0127000 [ 1326.533363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.533402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.533444][ T32] r5:8502778c r4:85027400 [ 1326.533464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.533554][ T32] r7:dddced80 r6:83018000 r5:8502778c r4:8509ff00 [ 1326.533650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.533702][ T32] r10:61c88647 r9:84849800 r8:8509ff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.533725][ T32] r4:8509ff00 [ 1326.533821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.574649][ T32] r10:00000000 r9:8509ff00 r8:80287e08 r7:e05e9e60 r6:8509ff80 r5:84849800 [ 1326.574702][ T32] r4:00000001 [ 1326.574730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.574794][ T32] Exception stack(0xe05b5fb0 to 0xe05b5ff8) [ 1326.574827][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.574928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.574963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.574997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.575023][ T32] r4:85099f00 [ 1326.575486][ T32] INFO: task kworker/0:227:3802 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.575527][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.575604][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.575688][ T32] Call trace: [ 1326.575746][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.575820][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.575873][ T32] r4:00000000 [ 1326.575922][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.575969][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.576000][ T32] 1d20: 9f9f3000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.576080][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.576110][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.576135][ T32] r5:80070013 r4:80239bb0 [ 1326.576180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.576229][ T32] r4:82ac21e4 [ 1326.576251][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.576325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.576354][ T32] r4:e0581dc0 [ 1326.576376][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1326.576443][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.576601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.576836][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1326.576991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1326.577284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1326.577467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1326.577775][ T32] r10:8291a684 r9:e05f1d84 r8:00000002 r7:60000113 r6:e05f1d8c r5:8484a400 ** 3 printk messages dropped ** [ 1326.577908][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.578180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095040 ** 4 printk messages dropped ** [ 1326.578354][ T32] r5:00001000 r4:e0131000 [ 1326.578375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.578417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.578460][ T32] r5:85027b8c r4:85027800 [ 1326.578480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.578525][ T32] r7:dddced80 r6:83018000 r5:85027b8c r4:85091000 [ 1326.578545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.578591][ T32] r10:61c88647 r9:8484a400 r8:8509102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.578613][ T32] r4:85091000 [ 1326.578632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.578675][ T32] r10:00000000 r9:85091000 r8:80287e08 r7:e05e9e60 r6:85091080 r5:8484a400 [ 1326.578707][ T32] r4:00000001 [ 1326.578766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.578807][ T32] Exception stack(0xe05f1fb0 to 0xe05f1ff8) [ 1326.578834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.578863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.578889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.578917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.578940][ T32] r4:85099f00 [ 1326.579213][ T32] INFO: task kworker/0:228:3804 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.579250][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.579378][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.579426][ T32] Call trace: [ 1326.579456][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.579505][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.579530][ T32] r4:00000000 [ 1326.579549][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.579588][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.579686][ T32] 1d20: 9f9f3000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.579725][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.579751][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.579776][ T32] r5:80070013 r4:80239bb0 [ 1326.579797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.579835][ T32] r4:82ac21e4 [ 1326.579856][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.579957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.579984][ T32] r4:e0581dc0 [ 1326.580006][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.580048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.580070][ T32] r4:00000000 [ 1326.580089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.580131][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.580153][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.580194][ T32] r5:00001000 r4:dfab3000 [ 1326.580214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.580252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.580293][ T32] r5:8502638c r4:85026000 [ 1326.580344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.580395][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.580516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.580567][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.580590][ T32] r4:8509f580 [ 1326.580609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.580664][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.580690][ T32] r4:00000001 [ 1326.580710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.580752][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.580782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.580811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.580842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.580882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.580905][ T32] r4:8509db40 [ 1326.580973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.581003][ T32] INFO: task kworker/0:229:3805 blocked for more than 453 seconds. [ 1326.581033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.581082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.581108][ T32] task:kworker/0:229 state:D stack:0 pid:3805 tgid:3805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.581153][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.581217][ T32] Call trace: [ 1326.581252][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.581306][ T32] r10:8291a684 r9:e05add84 r8:00000002 r7:60000113 r6:e05add8c r5:8484b000 [ 1326.581332][ T32] r4:8484b000 [ 1326.581353][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.581395][ T32] r5:8484b000 r4:8291a680 [ 1326.581414][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.581452][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.581493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ade08 [ 1326.581675][ T32] r4:00000000 [ 1326.581700][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.581737][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.581771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.581810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095bc0 [ 1326.581832][ T32] r4:00000000 [ 1326.581851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.581894][ T32] r9:83018005 r8:8484b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1326.581915][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.581956][ T32] r5:00001000 r4:dfa67000 [ 1326.582066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.582110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.582153][ T32] r5:8503c38c r4:8503c000 [ 1326.582243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.582294][ T32] r7:dddced80 r6:83018000 r5:8503c38c r4:85091100 [ 1326.582322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.582370][ T32] r10:61c88647 r9:8484b000 r8:8509112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.582392][ T32] r4:85091100 [ 1326.582412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.582500][ T32] r10:00000000 r9:85091100 r8:80287e08 r7:e05e9e60 r6:85091180 r5:8484b000 [ 1326.582527][ T32] r4:00000001 [ 1326.582547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.582583][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1326.582608][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.582637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.582663][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.582692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.582749][ T32] r4:85095000 [ 1326.583029][ T32] INFO: task kworker/0:229:3805 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.583064][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.583161][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.583206][ T32] Call trace: [ 1326.583264][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1326.583344][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.583644][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1326.595954][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.596263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.596630][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.596811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.597255][ T32] r10:8291a684 r9:e0619d84 r8:00000002 r7:60000013 r6:e0619d8c r5:8484d400 ** 8 printk messages dropped ** [ 1326.597582][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.597861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1326.598112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.598402][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.599182][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.599418][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1326.599930][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1326.600181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.600486][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1326.600954][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1326.601036][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1326.601143][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1326.601410][ T32] task:kworker/1:117 state:D stack:0 pid:3810 tgid:3810 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.601599][ T32] r4:8484bc00 ** 1 printk messages dropped ** [ 1326.601660][ T32] r5:8484bc00 r4:8291a680 [ 1326.601680][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.601718][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.601759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e061de08 [ 1326.601781][ T32] r4:00000000 [ 1326.601800][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.601833][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.601866][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.601905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093000 [ 1326.601926][ T32] r4:00000000 [ 1326.601946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.601989][ T32] r9:83018205 r8:8484bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1326.602010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.602050][ T32] r5:00001000 r4:e015d000 [ 1326.602070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.602108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.602150][ T32] r5:84b0b38c r4:84b0b000 [ 1326.602169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.602213][ T32] r7:ddde2d80 r6:83018200 r5:84b0b38c r4:850a0600 [ 1326.602234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.602278][ T32] r10:61c88647 r9:8484bc00 r8:850a062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.602305][ T32] r4:850a0600 [ 1326.602325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.602370][ T32] r10:00000000 r9:850a0600 r8:80287e08 r7:e05d9e60 r6:85091280 r5:8484bc00 [ 1326.602406][ T32] r4:00000001 [ 1326.602429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.602466][ T32] Exception stack(0xe061dfb0 to 0xe061dff8) [ 1326.602493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.602521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.602547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.602596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.602794][ T32] r4:85093000 [ 1326.603055][ T32] INFO: task kworker/1:117:3810 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.603180][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.603239][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.603282][ T32] Call trace: [ 1326.603318][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.603368][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.603392][ T32] r4:00000000 [ 1326.603471][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.603583][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.603614][ T32] 1d20: 9f9f3000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.603643][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.603668][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1326.637420][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1326.637867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1326.638361][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1326.638934][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1326.639409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.639607][ T32] r4:850a0680 ** 7 printk messages dropped ** [ 1326.639858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1326.640754][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1326.641016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1326.641440][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1326.641744][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1326.641904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.641940][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.641966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.641994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.642020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.642049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.642072][ T32] r4:8509db40 [ 1326.642091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.642141][ T32] INFO: task kworker/1:119:3814 blocked for more than 453 seconds. [ 1326.642172][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.642197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.642243][ T32] task:kworker/1:119 state:D stack:0 pid:3814 tgid:3814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.642345][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.642426][ T32] Call trace: [ 1326.642461][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.642508][ T32] r10:8291a684 r9:e0631d84 r8:00000002 r7:60000113 r6:e0631d8c r5:8484e000 [ 1326.642532][ T32] r4:8484e000 [ 1326.642551][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.642593][ T32] r5:8484e000 r4:8291a680 [ 1326.642613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.642649][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.642718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 [ 1326.642746][ T32] r4:00000000 [ 1326.642788][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.642827][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.642862][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.642902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093440 [ 1326.642924][ T32] r4:00000000 [ 1326.642944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.642987][ T32] r9:83018205 r8:8484e000 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1326.643009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.643050][ T32] r5:00001000 r4:df9b0000 [ 1326.643069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.643108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.643166][ T32] r5:84b0bf8c r4:84b0bc00 [ 1326.643239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.643313][ T32] r7:ddde2d80 r6:83018200 r5:84b0bf8c r4:850a0700 [ 1326.643338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.643408][ T32] r10:61c88647 r9:8484e000 r8:850a072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.643435][ T32] r4:850a0700 [ 1326.643477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.643551][ T32] r10:00000000 r9:850a0700 r8:80287e08 r7:e05d9e60 r6:85091380 r5:8484e000 [ 1326.643576][ T32] r4:00000001 [ 1326.643596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.643632][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1326.643659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.643687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.643712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.643804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.656374][ T32] r4:850931c0 [ 1326.656854][ T32] INFO: task kworker/1:119:3814 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.656898][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.656971][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.657037][ T32] Call trace: [ 1326.657202][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.657308][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.657338][ T32] r4:00000000 [ 1326.657359][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.657479][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.657514][ T32] 1d20: a00c5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.657546][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.657571][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.657595][ T32] r5:80070013 r4:80239bb0 [ 1326.657617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.657660][ T32] r4:82ac21e4 [ 1326.657680][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.657722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.657744][ T32] r4:e0581dc0 [ 1326.657765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.657807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.657830][ T32] r4:00000000 [ 1326.657850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.657895][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.657917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.657959][ T32] r5:00001000 r4:dfab3000 [ 1326.657979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.658018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.658060][ T32] r5:8502638c r4:85026000 [ 1326.658143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.658195][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.658223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1326.658302][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1326.658372][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1326.658474][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.658633][ T32] INFO: task kworker/0:230:3818 blocked for more than 453 seconds. ** 3 printk messages dropped ** [ 1326.658779][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.659051][ T32] r5:848d1800 r4:8291a680 ** 1 printk messages dropped ** [ 1326.659188][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.659425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095b80 [ 1326.659447][ T32] r4:00000000 [ 1326.659467][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.659511][ T32] r9:83018005 r8:848d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1326.659533][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.659573][ T32] r5:00001000 r4:dfa17000 [ 1326.659592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.659629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.659671][ T32] r5:85027f8c r4:85027c00 [ 1326.659719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.659795][ T32] r7:dddced80 r6:83018000 r5:85027f8c r4:85091400 [ 1326.659820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.659867][ T32] r10:61c88647 r9:848d1800 r8:8509142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.659889][ T32] r4:85091400 [ 1326.659909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.659952][ T32] r10:00000000 r9:85091400 r8:80287e08 r7:e05ade60 r6:85091480 r5:848d1800 [ 1326.659998][ T32] r4:00000001 [ 1326.660022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.660058][ T32] Exception stack(0xe063dfb0 to 0xe063dff8) [ 1326.660109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.660142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.660170][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.660199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.660255][ T32] r4:85095940 [ 1326.660507][ T32] INFO: task kworker/0:230:3818 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.660568][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.660629][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.660700][ T32] Call trace: [ 1326.660759][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.660814][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.660837][ T32] r4:00000000 [ 1326.660857][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.660895][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.660922][ T32] 1d20: a00c5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.660950][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.661031][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.661063][ T32] r5:80070013 r4:80239bb0 [ 1326.661087][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.661203][ T32] r4:82ac21e4 [ 1326.661231][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.661277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.661299][ T32] r4:e0581dc0 [ 1326.661318][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.661358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.661382][ T32] r4:00000000 [ 1326.661402][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.661444][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.661479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.661552][ T32] r5:00001000 r4:dfab3000 [ 1326.661648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.661691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.661738][ T32] r5:8502638c r4:85026000 [ 1326.661759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.661830][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.661856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.661903][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.661927][ T32] r4:8509f580 [ 1326.661947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.662004][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.662029][ T32] r4:00000001 [ 1326.662081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.662223][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.662278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.662310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.662363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.662396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.662437][ T32] r4:8509db40 [ 1326.662460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.662490][ T32] INFO: task kworker/0:231:3821 blocked for more than 453 seconds. [ 1326.662520][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.662544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.662564][ T32] task:kworker/0:231 state:D stack:0 pid:3821 tgid:3821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.662608][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.662674][ T32] Call trace: [ 1326.662833][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.662884][ T32] r10:8291a684 r9:e0649d84 r8:00000002 r7:60000013 r6:e0649d8c r5:8505a400 [ 1326.662923][ T32] r4:8505a400 [ 1326.662946][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.662989][ T32] r5:8505a400 r4:8291a680 [ 1326.663008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.663168][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.663233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 1326.663359][ T32] r4:00000000 [ 1326.663382][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1326.663454][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1326.684411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.684521][ T32] r5:8503cb8c r4:8503c800 ** 3 printk messages dropped ** [ 1326.684669][ T32] r10:61c88647 r9:8505a400 r8:8509152c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1326.684873][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.684995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.685024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.685053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.685076][ T32] r4:85095f00 [ 1326.685455][ T32] INFO: task kworker/0:231:3821 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.685492][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.685560][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.685632][ T32] Call trace: [ 1326.685671][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.685799][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.685876][ T32] r4:00000000 [ 1326.685907][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.685951][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.685980][ T32] 1d20: a057c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.686009][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.686034][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.686058][ T32] r5:80070013 r4:80239bb0 [ 1326.686078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.686133][ T32] r4:82ac21e4 [ 1326.686154][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.686197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.686224][ T32] r4:e0581dc0 [ 1326.686245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.686304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.686332][ T32] r4:00000000 [ 1326.686369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.686419][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.686446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.686490][ T32] r5:00001000 r4:dfab3000 [ 1326.686510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.686550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.686591][ T32] r5:8502638c r4:85026000 [ 1326.686611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.686656][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.686678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.686724][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.686749][ T32] r4:8509f580 [ 1326.686770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.686846][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.686875][ T32] r4:00000001 [ 1326.686920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.686959][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.686986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.687039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.687070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.687100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.687122][ T32] r4:8509db40 [ 1326.687166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.687198][ T32] INFO: task kworker/0:232:3823 blocked for more than 453 seconds. [ 1326.687238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.687264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.687311][ T32] task:kworker/0:232 state:D stack:0 pid:3823 tgid:3823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.687361][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.687424][ T32] Call trace: [ 1326.687485][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.687535][ T32] r10:8291a684 r9:e064dd84 r8:00000002 r7:60000113 r6:e064dd8c r5:85058000 [ 1326.687558][ T32] r4:85058000 [ 1326.687579][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.687623][ T32] r5:85058000 r4:8291a680 [ 1326.687643][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.687706][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.687751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 1326.687774][ T32] r4:00000000 [ 1326.687820][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.687858][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.687926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.687991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095dc0 [ 1326.688017][ T32] r4:00000000 [ 1326.688065][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.688141][ T32] r9:83018005 r8:85058000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1326.688168][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.688212][ T32] r5:00001000 r4:dfbf7000 [ 1326.688241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.688280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.688335][ T32] r5:8503c78c r4:8503c400 [ 1326.688384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.688433][ T32] r7:dddced80 r6:83018000 r5:8503c78c r4:85091600 [ 1326.688480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.688554][ T32] r10:61c88647 r9:85058000 r8:8509162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.688580][ T32] r4:85091600 [ 1326.688600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.688644][ T32] r10:00000000 r9:85091600 r8:80287e08 r7:e0649e60 r6:85091680 r5:85058000 [ 1326.688671][ T32] r4:00000001 [ 1326.688694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.688731][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) [ 1326.688758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.688787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.688815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.688843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.688865][ T32] r4:85095880 [ 1326.689082][ T32] INFO: task kworker/0:232:3823 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.689120][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.689177][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.689278][ T32] Call trace: [ 1326.689338][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.689390][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.689465][ T32] r4:00000000 [ 1326.689489][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.689530][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.689583][ T32] 1d20: a057c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.689615][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.689641][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.689665][ T32] r5:80070013 r4:80239bb0 [ 1326.689687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.689767][ T32] r4:82ac21e4 [ 1326.689791][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.689835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.689883][ T32] r4:e0581dc0 [ 1326.689908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.689976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.690003][ T32] r4:00000000 [ 1326.690025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.690071][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.690141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.690236][ T32] r5:00001000 r4:dfab3000 [ 1326.690261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.690302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.690342][ T32] r5:8502638c r4:85026000 [ 1326.690414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.690464][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.690505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.690604][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.690630][ T32] r4:8509f580 [ 1326.690675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.690724][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.690747][ T32] r4:00000001 [ 1326.690792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.690830][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1326.690966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1326.691506][ T32] r4:8505b000 ** 6 printk messages dropped ** [ 1326.691990][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1326.692567][ T32] r5:8503cf8c r4:8503cc00 ** 3 printk messages dropped ** [ 1326.692782][ T32] r10:61c88647 r9:8505b000 r8:8509172c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1326.693472][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.719370][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1326.719848][ T32] r4:00000000 [ 1326.719894][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.719945][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.719969][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.720013][ T32] r5:00001000 r4:dfab3000 [ 1326.720034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.720074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.720139][ T32] r5:8502638c r4:85026000 [ 1326.720166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.720218][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.720247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.720324][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.720377][ T32] r4:8509f580 [ 1326.720424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.720475][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.720525][ T32] r4:00000001 [ 1326.720550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.720588][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.720615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.720645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.720672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.720725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.720752][ T32] r4:8509db40 [ 1326.720777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.720809][ T32] INFO: task kworker/0:234:3828 blocked for more than 453 seconds. [ 1326.720843][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.720867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.720958][ T32] task:kworker/0:234 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.721042][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.721091][ T32] Call trace: [ 1326.721122][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.721173][ T32] r10:8291a684 r9:e0665d84 r8:00000002 r7:60000013 r6:e0665d8c r5:8505bc00 [ 1326.721196][ T32] r4:8505bc00 [ 1326.721225][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.721269][ T32] r5:8505bc00 r4:8291a680 [ 1326.721289][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.721328][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1326.721577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.721993][ T32] r5:8503d78c r4:8503d400 [ 1326.722015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.722167][ T32] r4:85091800 ** 4 printk messages dropped ** [ 1326.722347][ T32] Exception stack(0xe0665fb0 to 0xe0665ff8) ** 4 printk messages dropped ** [ 1326.722506][ T32] r4:85084200 ** 2 printk messages dropped ** [ 1326.723001][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.723252][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1326.723338][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1326.723646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 7 printk messages dropped ** [ 1326.736640][ T32] r5:8502638c r4:85026000 ** 5 printk messages dropped ** [ 1326.736891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1326.737111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.737361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1326.737679][ T32] r5:85059800 r4:8291a680 ** 3 printk messages dropped ** [ 1326.737834][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.737963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850843c0 ** 6 printk messages dropped ** [ 1326.738213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.738263][ T32] r5:8503d38c r4:8503d000 [ 1326.738283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.738393][ T32] r10:61c88647 r9:85059800 r8:8509192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.738449][ T32] r4:85091900 [ 1326.738473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.738519][ T32] r10:00000000 r9:85091900 r8:80287e08 r7:e0665e60 r6:85091980 r5:85059800 [ 1326.738542][ T32] r4:00000001 [ 1326.738561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.738614][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 1326.738644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.738674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.738700][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.738751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.738777][ T32] r4:85084180 [ 1326.739146][ T32] INFO: task kworker/0:235:3830 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.739181][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.739244][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.739303][ T32] Call trace: [ 1326.739398][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.739465][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.739492][ T32] r4:00000000 [ 1326.739512][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.739551][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.739580][ T32] 1d20: a0d1e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.739608][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.739633][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.739657][ T32] r5:80070013 r4:80239bb0 [ 1326.739688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.739735][ T32] r4:82ac21e4 [ 1326.739756][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.739799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.739822][ T32] r4:e0581dc0 [ 1326.739858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.739904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.739939][ T32] r4:00000000 [ 1326.739962][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.740006][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.740191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.740246][ T32] r5:00001000 r4:dfab3000 [ 1326.740268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.740323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.740366][ T32] r5:8502638c r4:85026000 [ 1326.740386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.740432][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.740460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.740508][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.740533][ T32] r4:8509f580 [ 1326.740551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1326.741256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1326.741773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084740 ** 7 printk messages dropped ** [ 1326.742017][ T32] r5:8503db8c r4:8503d800 ** 1 printk messages dropped ** [ 1326.742081][ T32] r7:dddced80 r6:83018000 r5:8503db8c r4:85091a00 ** 12 printk messages dropped ** [ 1326.742679][ T32] r4:85084480 ** 8 printk messages dropped ** [ 1326.743381][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 20 printk messages dropped ** [ 1326.767093][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 16 printk messages dropped ** [ 1326.767769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.768113][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.768579][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.768619][ T32] r5:00001000 r4:dfeaf000 [ 1326.768640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.768678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.768741][ T32] r5:8503e38c r4:8503e000 [ 1326.768766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.768813][ T32] r7:dddced80 r6:83018000 r5:8503e38c r4:85091b00 [ 1326.768835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.768881][ T32] r10:61c88647 r9:85058c00 r8:85091b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.768903][ T32] r4:85091b00 [ 1326.768922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.768966][ T32] r10:00000000 r9:85091b00 r8:80287e08 r7:e0681e60 r6:85091b80 r5:85058c00 [ 1326.769011][ T32] r4:00000001 [ 1326.769036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.769073][ T32] Exception stack(0xe0695fb0 to 0xe0695ff8) [ 1326.769099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.769129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.769156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.769184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.769207][ T32] r4:85084700 [ 1326.769597][ T32] INFO: task kworker/0:237:3834 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.769632][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.769741][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.769786][ T32] Call trace: [ 1326.769815][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.769863][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.769886][ T32] r4:00000000 [ 1326.769905][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.770023][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.770056][ T32] 1d20: a1299000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.770086][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.770111][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.770135][ T32] r5:80070013 r4:80239bb0 [ 1326.770155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.770194][ T32] r4:82ac21e4 [ 1326.770256][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.770304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.770340][ T32] r4:e0581dc0 [ 1326.770364][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.770408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.770431][ T32] r4:00000000 [ 1326.770450][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.770535][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.770562][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.770604][ T32] r5:00001000 r4:dfab3000 [ 1326.770624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.770661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.770747][ T32] r5:8502638c r4:85026000 [ 1326.770772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.770819][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.770840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.770886][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.770908][ T32] r4:8509f580 [ 1326.770927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.771086][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.771113][ T32] r4:00000001 [ 1326.771133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.771168][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.771195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.771228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.771257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.771286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.771308][ T32] r4:8509db40 [ 1326.771327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.771351][ T32] INFO: task kworker/1:120:3835 blocked for more than 453 seconds. [ 1326.771377][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.771400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.771420][ T32] task:kworker/1:120 state:D stack:0 pid:3835 tgid:3835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.771463][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.771525][ T32] Call trace: [ 1326.771671][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.771722][ T32] r10:8291a684 r9:e0699d84 r8:00000002 r7:60000113 r6:e0699d8c r5:8505c800 [ 1326.771747][ T32] r4:8505c800 [ 1326.771767][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.771808][ T32] r5:8505c800 r4:8291a680 ** 1 printk messages dropped ** [ 1326.771864][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.772053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85092c00 ** 7 printk messages dropped ** [ 1326.772321][ T32] r5:84b0d78c r4:84b0d400 [ 1326.772476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.772593][ T32] r10:61c88647 r9:8505c800 r8:850a07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.772616][ T32] r4:850a0780 [ 1326.772636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.772679][ T32] r10:00000000 r9:850a0780 r8:80287e08 r7:e05d9e60 r6:85091c00 r5:8505c800 [ 1326.772701][ T32] r4:00000001 [ 1326.772720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.772754][ T32] Exception stack(0xe0699fb0 to 0xe0699ff8) [ 1326.772779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.772807][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.772835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.772864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.772886][ T32] r4:850934c0 [ 1326.773160][ T32] INFO: task kworker/1:120:3835 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.773197][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.773301][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.773344][ T32] Call trace: [ 1326.773422][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.773473][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.773496][ T32] r4:00000000 [ 1326.773515][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1326.773663][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 5 printk messages dropped ** [ 1326.785582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 5 printk messages dropped ** [ 1326.785794][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1326.786144][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1326.786363][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.786619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.786773][ T32] INFO: task kworker/0:238:3836 blocked for more than 453 seconds. ** 3 printk messages dropped ** [ 1326.786902][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.787064][ T32] r4:84848000 ** 3 printk messages dropped ** [ 1326.787191][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1326.787387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1326.787604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.787763][ T32] r5:8503df8c r4:8503dc00 [ 1326.787782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.787825][ T32] r7:dddced80 r6:83018000 r5:8503df8c r4:85091c80 [ 1326.787847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.787892][ T32] r10:61c88647 r9:84848000 r8:85091cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.788011][ T32] r4:85091c80 [ 1326.788035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.788081][ T32] r10:00000000 r9:85091c80 r8:80287e08 r7:e0695e60 r6:85091d00 r5:84848000 [ 1326.788181][ T32] r4:00000001 [ 1326.788205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.788254][ T32] Exception stack(0xe06a1fb0 to 0xe06a1ff8) [ 1326.788283][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.788329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.788406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.788468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.788496][ T32] r4:85084b00 [ 1326.788870][ T32] INFO: task kworker/0:238:3836 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.788905][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.789095][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.789143][ T32] Call trace: [ 1326.789175][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.789231][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.789257][ T32] r4:00000000 [ 1326.789277][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.789345][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.789389][ T32] 1d20: a1299000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.789421][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.789447][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.789470][ T32] r5:80070013 r4:80239bb0 [ 1326.789490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.789531][ T32] r4:82ac21e4 [ 1326.789602][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.789648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.789671][ T32] r4:e0581dc0 [ 1326.789692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.789737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.789761][ T32] r4:00000000 [ 1326.789780][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.789823][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.789844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.789884][ T32] r5:00001000 r4:dfab3000 [ 1326.789903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.789940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.789980][ T32] r5:8502638c r4:85026000 [ 1326.789999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.790044][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.790066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.790113][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.790134][ T32] r4:8509f580 [ 1326.790153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.790196][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.790223][ T32] r4:00000001 [ 1326.790243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.790278][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.790303][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.790331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.790357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.790385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.790409][ T32] r4:8509db40 [ 1326.790429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.790453][ T32] INFO: task kworker/1:121:3837 blocked for more than 453 seconds. [ 1326.790480][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.790502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.790522][ T32] task:kworker/1:121 state:D stack:0 pid:3837 tgid:3837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.790607][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.790654][ T32] Call trace: [ 1326.790684][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.790860][ T32] r10:8291a684 r9:e06a9d84 r8:00000002 r7:60000113 r6:e06a9d8c r5:8484ec00 [ 1326.790887][ T32] r4:8484ec00 [ 1326.790908][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.790951][ T32] r5:8484ec00 r4:8291a680 [ 1326.790970][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.791036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.791082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a9e08 [ 1326.791106][ T32] r4:00000000 [ 1326.791125][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.791161][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.791196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.791329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850939c0 [ 1326.791355][ T32] r4:00000000 [ 1326.791376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.791419][ T32] r9:83018205 r8:8484ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1326.791441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.791544][ T32] r5:00001000 r4:e018f000 ** 2 printk messages dropped ** [ 1326.791657][ T32] r5:84b0c78c r4:84b0c400 ** 1 printk messages dropped ** [ 1326.791723][ T32] r7:ddde2d80 r6:83018200 r5:84b0c78c r4:850a0800 ** 2 printk messages dropped ** [ 1326.791812][ T32] r4:850a0800 ** 5 printk messages dropped ** [ 1326.792057][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.792519][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.792660][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.792863][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.792886][ T32] r5:80070013 r4:80239bb0 [ 1326.792908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.792949][ T32] r4:82ac21e4 [ 1326.792969][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.793010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.793033][ T32] r4:e0581dc0 [ 1326.793052][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.793109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.793137][ T32] r4:00000000 [ 1326.793157][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.793245][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.793272][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.793314][ T32] r5:00001000 r4:dfab3000 [ 1326.793334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.793373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.793414][ T32] r5:8502638c r4:85026000 [ 1326.793433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.793477][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.793520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.794068][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1326.827477][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1326.827646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.827892][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.828113][ T32] r5:85055400 r4:8291a680 ** 4 printk messages dropped ** [ 1326.828336][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1326.828632][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.828774][ T32] r5:8503eb8c r4:8503e800 [ 1326.828795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.828909][ T32] r10:61c88647 r9:85055400 r8:85091e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.829134][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.829807][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.830175][ T32] 1d20: a1af2000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 1 printk messages dropped ** [ 1326.830237][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.830263][ T32] r5:80070013 r4:80239bb0 [ 1326.830284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.830341][ T32] r4:82ac21e4 [ 1326.830366][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.830409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.830431][ T32] r4:e0581dc0 [ 1326.830451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.830493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.830515][ T32] r4:00000000 [ 1326.830535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.830578][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.830600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.830641][ T32] r5:00001000 r4:dfab3000 [ 1326.830662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.830699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.830740][ T32] r5:8502638c r4:85026000 [ 1326.830760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.830805][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.830825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.830870][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.830906][ T32] r4:8509f580 [ 1326.830932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.830978][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.831000][ T32] r4:00000001 [ 1326.831019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.831069][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.831099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.831127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.831156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.831230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.831257][ T32] r4:8509db40 [ 1326.831277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.831301][ T32] INFO: task kworker/0:240:3841 blocked for more than 453 seconds. [ 1326.831358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.831385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.831435][ T32] task:kworker/0:240 state:D stack:0 pid:3841 tgid:3841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.831482][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.831524][ T32] Call trace: [ 1326.831553][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.831599][ T32] r10:8291a684 r9:e05f9d84 r8:00000002 r7:60000013 r6:e05f9d8c r5:85056000 [ 1326.831621][ T32] r4:85056000 [ 1326.831641][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.831702][ T32] r5:85056000 r4:8291a680 [ 1326.831726][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.831768][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.831810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f9e08 [ 1326.831832][ T32] r4:00000000 [ 1326.831852][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.831886][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.831919][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.832258][ T32] r5:8503e78c r4:8503e400 [ 1326.832300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.832542][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1326.833042][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1326.842644][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 12 printk messages dropped ** [ 1326.843073][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1326.843325][ T32] INFO: task kworker/0:241:3844 blocked for more than 453 seconds. ** 4 printk messages dropped ** [ 1326.843620][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.856809][ T32] r5:85056c00 r4:8291a680 ** 4 printk messages dropped ** [ 1326.857009][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1326.857307][ T32] r9:83018005 r8:85056c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1326.857357][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.857426][ T32] r5:00001000 r4:dffd9000 [ 1326.857452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.857496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.857538][ T32] r5:8503ef8c r4:8503ec00 [ 1326.857558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.857625][ T32] r7:dddced80 r6:83018000 r5:8503ef8c r4:85091f00 [ 1326.857652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.857699][ T32] r10:61c88647 r9:85056c00 r8:85091f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.857723][ T32] r4:85091f00 [ 1326.857748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.857794][ T32] r10:00000000 r9:85091f00 r8:80287e08 r7:e05f5e60 r6:850a0980 r5:85056c00 [ 1326.857817][ T32] r4:00000001 [ 1326.857847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.857933][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1326.858035][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.858069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.858097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.858151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.858177][ T32] r4:85095640 [ 1326.858612][ T32] INFO: task kworker/0:241:3844 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.858650][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.858715][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.858760][ T32] Call trace: [ 1326.858791][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.858843][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.858866][ T32] r4:00000000 [ 1326.858886][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.858924][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.858952][ T32] 1d20: a1ead000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.858981][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.859007][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.859031][ T32] r5:80070013 r4:80239bb0 [ 1326.859053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.859093][ T32] r4:82ac21e4 [ 1326.859112][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.859153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.859202][ T32] r4:e0581dc0 [ 1326.859332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.859378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.859425][ T32] r4:00000000 [ 1326.859471][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.859519][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.859542][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.859609][ T32] r5:00001000 r4:dfab3000 [ 1326.859637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.859678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.859723][ T32] r5:8502638c r4:85026000 [ 1326.859744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.859812][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.859860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.859910][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1326.860017][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 14 printk messages dropped ** [ 1326.860772][ T32] Call trace: ** 10 printk messages dropped ** [ 1326.861186][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.861725][ T32] r5:8503f38c r4:8503f000 ** 1 printk messages dropped ** [ 1326.861792][ T32] r7:dddced80 r6:83018000 r5:8503f38c r4:85091f80 ** 6 printk messages dropped ** [ 1326.862024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.862632][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.862889][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1326.863199][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.863474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.878494][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1326.878837][ T32] INFO: task kworker/0:243:3848 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.879465][ T32] r4:85050000 ** 3 printk messages dropped ** [ 1326.879767][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.880075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.880276][ T32] r5:8503f78c r4:8503f400 ** 1 printk messages dropped ** [ 1326.880390][ T32] r7:dddced80 r6:83018000 r5:8503f78c r4:85086000 ** 1 printk messages dropped ** [ 1326.880458][ T32] r10:61c88647 r9:85050000 r8:8508602c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.880648][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.881320][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.881700][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.881748][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.881775][ T32] r5:80070013 r4:80239bb0 [ 1326.881797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.881839][ T32] r4:82ac21e4 [ 1326.881860][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.881901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.881924][ T32] r4:e0581dc0 [ 1326.881964][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.882008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.882031][ T32] r4:00000000 [ 1326.882064][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.882112][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.882134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.882175][ T32] r5:00001000 r4:dfab3000 [ 1326.882195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.882239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.882295][ T32] r5:8502638c r4:85026000 [ 1326.882319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.882366][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.882387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.882555][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.882582][ T32] r4:8509f580 [ 1326.882602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.882647][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.882671][ T32] r4:00000001 [ 1326.882691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.882725][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.882752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.882780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.882805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.882833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.882860][ T32] r4:8509db40 [ 1326.883061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.883091][ T32] INFO: task kworker/0:244:3850 blocked for more than 453 seconds. [ 1326.883120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.883272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.883298][ T32] task:kworker/0:244 state:D stack:0 pid:3850 tgid:3850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.883343][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.883384][ T32] Call trace: [ 1326.883416][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.883462][ T32] r10:8291a684 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:84858000 [ 1326.883486][ T32] r4:84858000 [ 1326.883521][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.883624][ T32] r5:84858000 r4:8291a680 [ 1326.883648][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.883687][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.883730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d1e08 [ 1326.883752][ T32] r4:00000000 [ 1326.883838][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.904133][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.904213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.904292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082440 [ 1326.904336][ T32] r4:00000000 [ 1326.904373][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.904427][ T32] r9:83018005 r8:84858000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1326.904451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.904497][ T32] r5:00001000 r4:e0033000 [ 1326.904518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.904558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.904603][ T32] r5:8503fb8c r4:8503f800 [ 1326.904624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.904698][ T32] r7:dddced80 r6:83018000 r5:8503fb8c r4:85086080 [ 1326.904725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.904800][ T32] r10:61c88647 r9:84858000 r8:850860ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.904829][ T32] r4:85086080 [ 1326.904850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.904898][ T32] r10:00000000 r9:85086080 r8:80287e08 r7:e06c9e60 r6:85086100 r5:84858000 [ 1326.904946][ T32] r4:00000001 [ 1326.904971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.905011][ T32] Exception stack(0xe06d1fb0 to 0xe06d1ff8) [ 1326.905043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.905073][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.905101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.905132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.905155][ T32] r4:850822c0 [ 1326.905579][ T32] INFO: task kworker/0:244:3850 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.905619][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.905691][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.905764][ T32] Call trace: [ 1326.905796][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.905847][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.905870][ T32] r4:00000000 [ 1326.905890][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.905940][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.905997][ T32] 1d20: a2416000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.906030][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.906059][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.906101][ T32] r5:80070013 r4:80239bb0 [ 1326.906141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.906188][ T32] r4:82ac21e4 [ 1326.906210][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.906262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.906286][ T32] r4:e0581dc0 [ 1326.906306][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.906347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.906371][ T32] r4:00000000 [ 1326.906413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.906465][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.906488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.906530][ T32] r5:00001000 r4:dfab3000 [ 1326.906550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.906588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.906688][ T32] r5:8502638c r4:85026000 [ 1326.906714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.906762][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.906796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.906857][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.906883][ T32] r4:8509f580 [ 1326.906903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.906952][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.906975][ T32] r4:00000001 [ 1326.906995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.907101][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1326.907350][ T32] INFO: task kworker/0:245:3852 blocked for more than 453 seconds. ** 13 printk messages dropped ** [ 1326.908042][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.908341][ T32] r5:00001000 r4:e01d9000 ** 2 printk messages dropped ** [ 1326.908544][ T32] r5:8503ff8c r4:8503fc00 ** 1 printk messages dropped ** [ 1326.908641][ T32] r7:dddced80 r6:83018000 r5:8503ff8c r4:85086180 ** 2 printk messages dropped ** [ 1326.908768][ T32] r4:85086180 ** 6 printk messages dropped ** [ 1326.908993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.909764][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1326.910148][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.910330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1326.910746][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1326.910898][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1326.911136][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1326.911284][ T32] task:kworker/0:246 state:D stack:0 pid:3855 tgid:3855 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.912008][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.912484][ T32] r9:83018005 r8:8485b000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 1326.912882][ T32] r5:8511c78c r4:8511c400 ** 3 printk messages dropped ** [ 1326.913169][ T32] r10:61c88647 r9:8485b000 r8:850862ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.913630][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.934557][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.934938][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 11 printk messages dropped ** [ 1326.935466][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1326.935812][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.935859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.935910][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.935933][ T32] r4:8509f580 [ 1326.935975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.936025][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.936049][ T32] r4:00000001 [ 1326.936070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.936120][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.936150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.936179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.936224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.936287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.936327][ T32] r4:8509db40 [ 1326.936350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.936379][ T32] INFO: task kworker/0:247:3856 blocked for more than 453 seconds. [ 1326.936413][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.936436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.936458][ T32] task:kworker/0:247 state:D stack:0 pid:3856 tgid:3856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.936557][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.936603][ T32] Call trace: [ 1326.936633][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.936680][ T32] r10:8291a684 r9:e06e9d84 r8:00000002 r7:60000013 r6:e06e9d8c r5:84859800 [ 1326.936703][ T32] r4:84859800 [ 1326.936723][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.936765][ T32] r5:84859800 r4:8291a680 [ 1326.936785][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.936824][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.936866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 [ 1326.936888][ T32] r4:00000000 [ 1326.936908][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.936943][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.936977][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.937017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082a00 [ 1326.937039][ T32] r4:00000000 [ 1326.937058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.937100][ T32] r9:83018005 r8:84859800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1326.937121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.937162][ T32] r5:00001000 r4:e04f1000 [ 1326.937205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.937257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.937326][ T32] r5:8511c38c r4:8511c000 [ 1326.937351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.937398][ T32] r7:dddced80 r6:83018000 r5:8511c38c r4:85086380 [ 1326.937418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.937463][ T32] r10:61c88647 r9:84859800 r8:850863ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.937486][ T32] r4:85086380 [ 1326.937505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.937572][ T32] r10:00000000 r9:85086380 r8:80287e08 r7:e06e5e60 r6:85086400 r5:84859800 [ 1326.937599][ T32] r4:00000001 [ 1326.937618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.937653][ T32] Exception stack(0xe06e9fb0 to 0xe06e9ff8) [ 1326.937679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.937707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.937734][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.937762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.937785][ T32] r4:85082680 [ 1326.938004][ T32] INFO: task kworker/0:247:3856 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.938044][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.938129][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.938203][ T32] Call trace: [ 1326.938270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.938323][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.938346][ T32] r4:00000000 [ 1326.938367][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.938406][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.938489][ T32] 1d20: a2706000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.938523][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.938549][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.938572][ T32] r5:80070013 r4:80239bb0 [ 1326.938593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.938632][ T32] r4:82ac21e4 [ 1326.938657][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.938701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.938749][ T32] r4:e0581dc0 [ 1326.938800][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.938846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.938882][ T32] r4:00000000 [ 1326.938905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.938951][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1326.939521][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 13 printk messages dropped ** [ 1326.940055][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1326.940572][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1326.941167][ T32] r5:8511cb8c r4:8511c800 ** 4 printk messages dropped ** [ 1326.941408][ T32] r4:85086480 ** 7 printk messages dropped ** [ 1326.941638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.942228][ T32] r4:00000000 [ 1326.942249][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.942288][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.942319][ T32] 1d20: a2706000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.942348][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.942374][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.942398][ T32] r5:80070013 r4:80239bb0 [ 1326.942445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.942499][ T32] r4:82ac21e4 [ 1326.942523][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.942567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1326.942589][ T32] r4:e0581dc0 [ 1326.942609][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.942650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.942672][ T32] r4:00000000 [ 1326.942691][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.942735][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.942757][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.942849][ T32] r5:00001000 r4:dfab3000 [ 1326.942874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.942915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.942958][ T32] r5:8502638c r4:85026000 [ 1326.942979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.943025][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.943046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.943100][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.943126][ T32] r4:8509f580 [ 1326.943147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.943203][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.943236][ T32] r4:00000001 [ 1326.943258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.943296][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.943323][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.943352][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.943533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 12 printk messages dropped ** [ 1326.966776][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1326.967280][ T32] r5:8511d78c r4:8511d400 ** 1 printk messages dropped ** [ 1326.967349][ T32] r7:dddced80 r6:83018000 r5:8511d78c r4:85086580 ** 12 printk messages dropped ** [ 1326.967983][ T32] r4:85082d00 ** 6 printk messages dropped ** [ 1326.968740][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1326.969160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 17 printk messages dropped ** [ 1326.969937][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 11 printk messages dropped ** [ 1326.970455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1326.971087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.971298][ T32] r5:00001000 r4:e051b000 [ 1326.971318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.971357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.971398][ T32] r5:8511cf8c r4:8511cc00 [ 1326.971419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.971463][ T32] r7:dddced80 r6:83018000 r5:8511cf8c r4:85086680 [ 1326.971499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.971550][ T32] r10:61c88647 r9:8485d400 r8:850866ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.971574][ T32] r4:85086680 [ 1326.971594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.971639][ T32] r10:00000000 r9:85086680 r8:80287e08 r7:e06dde60 r6:85086700 r5:8485d400 [ 1326.971662][ T32] r4:00000001 [ 1326.971681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.971716][ T32] Exception stack(0xe06f1fb0 to 0xe06f1ff8) [ 1326.971743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.971772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.971800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.971851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.971904][ T32] r4:85082d00 [ 1326.972137][ T32] INFO: task kworker/0:250:3862 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1326.972184][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.972285][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.972348][ T32] Call trace: [ 1326.972404][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.972459][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1326.972485][ T32] r4:00000000 [ 1326.972507][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.972546][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1326.972599][ T32] 1d20: a2bfc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1326.972632][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1326.972658][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1326.972682][ T32] r5:80070013 r4:80239bb0 [ 1326.972703][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.972742][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1326.972851][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1326.972943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1326.972967][ T32] r4:00000000 [ 1326.972986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.973030][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.973052][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.973092][ T32] r5:00001000 r4:dfab3000 [ 1326.973112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.973150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.973190][ T32] r5:8502638c r4:85026000 [ 1326.973210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.973284][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1326.973310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.973359][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.973404][ T32] r4:8509f580 [ 1326.973437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.973496][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1326.973523][ T32] r4:00000001 [ 1326.973544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.973580][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.973622][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.973676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.973757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.994140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1326.994573][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1326.995151][ T32] r5:84b0cb8c r4:84b0c800 [ 1326.995172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.995650][ T32] Exception stack(0xe06f9fb0 to 0xe06f9ff8) ** 10 printk messages dropped ** [ 1326.996642][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 14 printk messages dropped ** [ 1326.997227][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1326.997630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.997901][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1326.998188][ T32] INFO: task kworker/0:251:3865 blocked for more than 453 seconds. ** 4 printk messages dropped ** [ 1326.998395][ T32] Call trace: ** 2 printk messages dropped ** [ 1326.998567][ T32] r4:85062400 [ 1326.998592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.998731][ T32] r5:85062400 r4:8291a680 [ 1326.998776][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.998819][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.998861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06fde08 [ 1326.998883][ T32] r4:00000000 [ 1326.998901][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.998938][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.998972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.999011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095d80 [ 1326.999033][ T32] r4:00000000 [ 1326.999052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.999100][ T32] r9:83018005 r8:85062400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1326.999124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.999189][ T32] r5:00001000 r4:e052d000 [ 1326.999214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.999260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.999335][ T32] r5:8511d38c r4:8511d000 [ 1326.999360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.999408][ T32] r7:dddced80 r6:83018000 r5:8511d38c r4:85086780 [ 1326.999431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.999477][ T32] r10:61c88647 r9:85062400 r8:850867ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.999500][ T32] r4:85086780 [ 1326.999554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.999602][ T32] r10:00000000 r9:85086780 r8:80287e08 r7:e06dde60 r6:850a0c00 r5:85062400 [ 1326.999649][ T32] r4:00000001 [ 1326.999672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.999763][ T32] Exception stack(0xe06fdfb0 to 0xe06fdff8) [ 1326.999793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.999822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.999849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.999879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.999902][ T32] r4:85082e00 [ 1327.000127][ T32] INFO: task kworker/0:251:3865 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.000163][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.000226][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.000291][ T32] Call trace: [ 1327.000371][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.000422][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.000460][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.000582][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 16 printk messages dropped ** [ 1327.001324][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1327.001650][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1327.002008][ T32] INFO: task kworker/0:252:3866 blocked for more than 453 seconds. ** 11 printk messages dropped ** [ 1327.002519][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.002826][ T32] r9:83018005 r8:85063000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1327.003036][ T32] r5:8511e38c r4:8511e000 ** 1 printk messages dropped ** [ 1327.003107][ T32] r7:dddced80 r6:83018000 r5:8511e38c r4:85086800 ** 5 printk messages dropped ** [ 1327.003392][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.003595][ T32] r4:85082fc0 ** 1 printk messages dropped ** [ 1327.036920][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.037001][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.037063][ T32] Call trace: [ 1327.037096][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.037155][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.037179][ T32] r4:00000000 [ 1327.037200][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.037252][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.037281][ T32] 1d20: a381e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.037311][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.037384][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.037413][ T32] r5:80070013 r4:80239bb0 [ 1327.037436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.037478][ T32] r4:82ac21e4 [ 1327.037499][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.037541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.037563][ T32] r4:e0581dc0 [ 1327.037583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.037645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.037673][ T32] r4:00000000 [ 1327.037698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.037761][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.037795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.037865][ T32] r5:00001000 r4:dfab3000 [ 1327.037918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.037962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.038005][ T32] r5:8502638c r4:85026000 [ 1327.038027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.038074][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.038095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.038153][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.038180][ T32] r4:8509f580 [ 1327.038206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.038261][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.038287][ T32] r4:00000001 [ 1327.038307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.038342][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.038445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.038489][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.038546][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.038578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.038601][ T32] r4:8509db40 [ 1327.038624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.038653][ T32] INFO: task kworker/1:123:3870 blocked for more than 453 seconds. [ 1327.038686][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.038734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.038759][ T32] task:kworker/1:123 state:D stack:0 pid:3870 tgid:3870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.038836][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.039054][ T32] Call trace: [ 1327.039120][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.039223][ T32] r10:8291a684 r9:e066dd84 r8:00000002 r7:60000113 r6:e066dd8c r5:85063c00 [ 1327.039252][ T32] r4:85063c00 [ 1327.039284][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.039332][ T32] r5:85063c00 r4:8291a680 ** 2 printk messages dropped ** [ 1327.039436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e066de08 ** 7 printk messages dropped ** [ 1327.039781][ T32] r9:83018205 r8:85063c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1327.039989][ T32] r5:84b0d38c r4:84b0d000 [ 1327.040011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.040080][ T32] r7:ddde2d80 r6:83018200 r5:84b0d38c r4:850a0d00 [ 1327.040116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.040168][ T32] r10:61c88647 r9:85063c00 r8:850a0d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.040204][ T32] r4:850a0d00 [ 1327.040239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.040319][ T32] r10:00000000 r9:850a0d00 r8:80287e08 r7:e0699e60 r6:850a0d80 r5:85063c00 [ 1327.040417][ T32] r4:00000001 [ 1327.040440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.040476][ T32] Exception stack(0xe066dfb0 to 0xe066dff8) [ 1327.040530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.040564][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.040605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.040688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.040715][ T32] r4:85093ec0 [ 1327.041059][ T32] INFO: task kworker/1:123:3870 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.041094][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.041207][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.041329][ T32] Call trace: [ 1327.041383][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.041437][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.041461][ T32] r4:00000000 [ 1327.041480][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.041518][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.041572][ T32] 1d20: a381e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.041611][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.041638][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.041662][ T32] r5:80070013 r4:80239bb0 [ 1327.041683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.041748][ T32] r4:82ac21e4 [ 1327.041773][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.041816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.041850][ T32] r4:e0581dc0 [ 1327.041873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.041915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.041937][ T32] r4:00000000 [ 1327.041981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.042029][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.042053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.042117][ T32] r5:00001000 r4:dfab3000 [ 1327.042141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.042182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.042267][ T32] r5:8502638c r4:85026000 [ 1327.042338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.042437][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.042493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.042589][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.042635][ T32] r4:8509f580 [ 1327.042675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.042769][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.042823][ T32] r4:00000001 [ 1327.042863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.042936][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.042990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.043049][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.043104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.043163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.043213][ T32] r4:8509db40 [ 1327.043289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.043405][ T32] INFO: task kworker/0:253:3871 blocked for more than 453 seconds. [ 1327.043512][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.043543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.043566][ T32] task:kworker/0:253 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.043613][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.043770][ T32] Call trace: [ 1327.058287][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.058364][ T32] r10:8291a684 r9:e0705d84 r8:00000002 r7:60000113 r6:e0705d8c r5:85064800 [ 1327.058390][ T32] r4:85064800 [ 1327.058411][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.058454][ T32] r5:85064800 r4:8291a680 [ 1327.058474][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.058513][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.058555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0705e08 [ 1327.058578][ T32] r4:00000000 [ 1327.058625][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.058690][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.058733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.058781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850811c0 [ 1327.058829][ T32] r4:00000000 [ 1327.058854][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.058901][ T32] r9:83018005 r8:85064800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1327.058924][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.058968][ T32] r5:00001000 r4:e0557000 [ 1327.058989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.059029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.059089][ T32] r5:8511db8c r4:8511d800 [ 1327.059114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.059161][ T32] r7:dddced80 r6:83018000 r5:8511db8c r4:85086880 [ 1327.059202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.059260][ T32] r10:61c88647 r9:85064800 r8:850868ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.059283][ T32] r4:85086880 [ 1327.059331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.059385][ T32] r10:00000000 r9:85086880 r8:80287e08 r7:e0701e60 r6:850a0e00 r5:85064800 [ 1327.059410][ T32] r4:00000001 [ 1327.059430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.059467][ T32] Exception stack(0xe0705fb0 to 0xe0705ff8) [ 1327.059496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.059526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.059553][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.059582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.059605][ T32] r4:850810c0 [ 1327.060039][ T32] INFO: task kworker/0:253:3871 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.060079][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.060202][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.060254][ T32] Call trace: [ 1327.060284][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.060361][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.060403][ T32] r4:00000000 [ 1327.060429][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.060469][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.060497][ T32] 1d20: a381e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.060525][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.060550][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.060573][ T32] r5:80070013 r4:80239bb0 [ 1327.060593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.060632][ T32] r4:82ac21e4 [ 1327.060654][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.060695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.060718][ T32] r4:e0581dc0 [ 1327.060738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.060778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.060801][ T32] r4:00000000 [ 1327.060821][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.060863][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.060886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.060929][ T32] r5:00001000 r4:dfab3000 [ 1327.060949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.061013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.061061][ T32] r5:8502638c r4:85026000 [ 1327.061081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.061132][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.061156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.061205][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.061235][ T32] r4:8509f580 [ 1327.061255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.061300][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.061323][ T32] r4:00000001 [ 1327.061342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.061376][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.061403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.061430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.061456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.061526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.061554][ T32] r4:8509db40 [ 1327.061616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.061673][ T32] INFO: task kworker/0:254:3873 blocked for more than 453 seconds. [ 1327.061734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.061787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.061812][ T32] task:kworker/0:254 state:D stack:0 pid:3873 tgid:3873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.061885][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.061957][ T32] Call trace: [ 1327.061990][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.062038][ T32] r10:8291a684 r9:e070dd84 r8:00000002 r7:60000113 r6:e070dd8c r5:85066000 [ 1327.062062][ T32] r4:85066000 [ 1327.062093][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.062165][ T32] r5:85066000 r4:8291a680 [ 1327.062188][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.062234][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.062300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 [ 1327.062327][ T32] r4:00000000 [ 1327.062348][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.062387][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.062424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.062476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081340 [ 1327.062506][ T32] r4:00000000 [ 1327.062529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.062573][ T32] r9:83018005 r8:85066000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1327.062596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.062663][ T32] r5:00001000 r4:e0641000 [ 1327.062687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.062731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.062774][ T32] r5:8511df8c r4:8511dc00 [ 1327.062795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.062839][ T32] r7:dddced80 r6:83018000 r5:8511df8c r4:85086900 [ 1327.062861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.062906][ T32] r10:61c88647 r9:85066000 r8:8508692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.062930][ T32] r4:85086900 [ 1327.062949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1327.063120][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1327.077041][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 15 printk messages dropped ** [ 1327.077585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.078008][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.078036][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.078064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.078090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.078154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.078204][ T32] r4:8509db40 [ 1327.078236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.078280][ T32] INFO: task kworker/0:255:3876 blocked for more than 453 seconds. [ 1327.078346][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.078374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.078397][ T32] task:kworker/0:255 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.078465][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.078513][ T32] Call trace: [ 1327.078591][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.078658][ T32] r10:8291a684 r9:e0719d84 r8:00000002 r7:60000113 r6:e0719d8c r5:85066c00 [ 1327.078710][ T32] r4:85066c00 [ 1327.078735][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.078778][ T32] r5:85066c00 r4:8291a680 [ 1327.078798][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.078836][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.078883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0719e08 [ 1327.078931][ T32] r4:00000000 [ 1327.078974][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.079012][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.079073][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.079118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081500 [ 1327.079141][ T32] r4:00000000 [ 1327.079177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.079229][ T32] r9:83018005 r8:85066c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 4 printk messages dropped ** [ 1327.079470][ T32] r5:8511e78c r4:8511e400 [ 1327.079515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.079591][ T32] r7:dddced80 r6:83018000 r5:8511e78c r4:85086980 [ 1327.079619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.079667][ T32] r10:61c88647 r9:85066c00 r8:850869ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.079712][ T32] r4:85086980 [ 1327.079814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.079914][ T32] r10:00000000 r9:85086980 r8:80287e08 r7:e0701e60 r6:850a0f00 r5:85066c00 [ 1327.079940][ T32] r4:00000001 [ 1327.079974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.080013][ T32] Exception stack(0xe0719fb0 to 0xe0719ff8) [ 1327.080041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.080070][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.080097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.080127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.080175][ T32] r4:850813c0 [ 1327.080620][ T32] INFO: task kworker/0:255:3876 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.080755][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1327.081031][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.081372][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.081615][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.081889][ T32] r5:8502638c r4:85026000 ** 7 printk messages dropped ** [ 1327.082190][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1327.082435][ T32] INFO: task kworker/0:256:3878 blocked for more than 453 seconds. ** 11 printk messages dropped ** [ 1327.082916][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1327.083026][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.083091][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.083176][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.083283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850819c0 [ 1327.083346][ T32] r4:00000000 [ 1327.083404][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.083513][ T32] r9:83018005 r8:85060000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1327.083583][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.083681][ T32] r5:00001000 r4:e073d000 [ 1327.083785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.113245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.113488][ T32] r5:8511f78c r4:8511f400 [ 1327.113541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.113641][ T32] r7:dddced80 r6:83018000 r5:8511f78c r4:85086a00 [ 1327.113690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.114956][ T32] r10:61c88647 r9:85060000 r8:85086a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.115026][ T32] r4:85086a00 [ 1327.115071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.115184][ T32] r10:00000000 r9:85086a00 r8:80287e08 r7:e0719e60 r6:850a0f80 r5:85060000 [ 1327.115250][ T32] r4:00000001 [ 1327.115297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.115377][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.115439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.115501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.115557][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.115616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.115665][ T32] r4:850813c0 [ 1327.116492][ T32] INFO: task kworker/0:256:3878 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.116581][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.116723][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.116820][ T32] Call trace: [ 1327.116885][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.116985][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.117035][ T32] r4:00000000 [ 1327.117079][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.117156][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.117215][ T32] 1d20: a4006000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.117290][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.117348][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.117401][ T32] r5:80070013 r4:80239bb0 [ 1327.117448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.117534][ T32] r4:82ac21e4 [ 1327.117580][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.117665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.117716][ T32] r4:e0581dc0 [ 1327.117759][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.117841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.117888][ T32] r4:00000000 [ 1327.117930][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.118021][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.118067][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.118175][ T32] r5:00001000 r4:dfab3000 [ 1327.118233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.118352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.118455][ T32] r5:8502638c r4:85026000 [ 1327.118505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.118600][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.118645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.118739][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.118787][ T32] r4:8509f580 [ 1327.118827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.118918][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.118967][ T32] r4:00000001 [ 1327.119006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.119097][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.119160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.119227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.119692][ T32] task:kworker/0:257 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1327.120740][ T32] r9:83018005 r8:85068000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 ** 4 printk messages dropped ** [ 1327.120902][ T32] r5:8511eb8c r4:8511e800 ** 1 printk messages dropped ** [ 1327.120992][ T32] r7:dddced80 r6:83018000 r5:8511eb8c r4:85086a80 ** 4 printk messages dropped ** [ 1327.121262][ T32] r10:00000000 r9:85086a80 r8:80287e08 r7:e0721e60 r6:8509c000 r5:85068000 ** 10 printk messages dropped ** [ 1327.121903][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.122082][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.122281][ T32] 1d20: a4006000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1327.122779][ T32] r4:e0581dc0 ** 9 printk messages dropped ** [ 1327.123481][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1327.146656][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 13 printk messages dropped ** [ 1327.147556][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1327.148041][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.148451][ T32] r5:8511ef8c r4:8511ec00 ** 4 printk messages dropped ** [ 1327.148695][ T32] r4:85086b00 ** 5 printk messages dropped ** [ 1327.148934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.148964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.148994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.149026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.149185][ T32] r4:850816c0 [ 1327.149709][ T32] INFO: task kworker/0:258:3881 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.149753][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.149847][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.149901][ T32] Call trace: [ 1327.150364][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.150420][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.150445][ T32] r4:00000000 [ 1327.150479][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.150523][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.150551][ T32] 1d20: a4287000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.150580][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.150605][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.150699][ T32] r5:80070013 r4:80239bb0 [ 1327.151283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.151339][ T32] r4:82ac21e4 [ 1327.151387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.151500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.151527][ T32] r4:e0581dc0 [ 1327.151566][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.151769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.151798][ T32] r4:00000000 [ 1327.151844][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.151941][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.151978][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.152036][ T32] r5:00001000 r4:dfab3000 [ 1327.152078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.152184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.152287][ T32] r5:8502638c r4:85026000 [ 1327.152357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.152452][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.152498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.152595][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.152644][ T32] r4:8509f580 [ 1327.152684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.152805][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.152863][ T32] r4:00000001 [ 1327.152905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.152977][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.153022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.153051][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.153077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.153272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1327.174672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1327.175025][ T32] r5:8511f38c r4:8511f000 ** 1 printk messages dropped ** [ 1327.175092][ T32] r7:dddced80 r6:83018000 r5:8511f38c r4:85086b80 ** 8 printk messages dropped ** [ 1327.175422][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1327.176406][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 16 printk messages dropped ** [ 1327.177100][ T32] r5:8502638c r4:85026000 ** 7 printk messages dropped ** [ 1327.177362][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1327.177654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1327.178078][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.178297][ T32] r9:83018005 r8:8506a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1327.178540][ T32] r5:8511ff8c r4:8511fc00 [ 1327.178566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.178612][ T32] r7:dddced80 r6:83018000 r5:8511ff8c r4:85086c00 ** 1 printk messages dropped ** [ 1327.178681][ T32] r10:61c88647 r9:8506a400 r8:85086c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.178704][ T32] r4:85086c00 [ 1327.178723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.178767][ T32] r10:00000000 r9:85086c00 r8:80287e08 r7:e0721e60 r6:8509c180 r5:8506a400 [ 1327.178789][ T32] r4:00000001 [ 1327.178808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.178842][ T32] Exception stack(0xe0755fb0 to 0xe0755ff8) [ 1327.178868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.178896][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.178938][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.178968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.178993][ T32] r4:85081a80 [ 1327.179228][ T32] INFO: task kworker/0:260:3885 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.179261][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.179323][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.179367][ T32] Call trace: [ 1327.179397][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.179493][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.179523][ T32] r4:00000000 [ 1327.179543][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.179583][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.179610][ T32] 1d20: a4564000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.179639][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.179664][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.179715][ T32] r5:80070013 r4:80239bb0 [ 1327.179743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.179785][ T32] r4:82ac21e4 [ 1327.179806][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.179846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.179869][ T32] r4:e0581dc0 [ 1327.179889][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.179928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.179951][ T32] r4:00000000 [ 1327.179971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.180034][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.180060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.180103][ T32] r5:00001000 r4:dfab3000 [ 1327.180165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.180207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.180249][ T32] r5:8502638c r4:85026000 [ 1327.180268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.180364][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.180391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.180439][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.180462][ T32] r4:8509f580 [ 1327.180503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.180554][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.180577][ T32] r4:00000001 [ 1327.180597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.180632][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.180658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.180685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.180711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.180739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.180761][ T32] r4:8509db40 [ 1327.180781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.180805][ T32] INFO: task kworker/0:261:3887 blocked for more than 453 seconds. [ 1327.180871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.180899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.180920][ T32] task:kworker/0:261 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.180964][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.181006][ T32] Call trace: [ 1327.181037][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.181083][ T32] r10:8291a684 r9:e075dd84 r8:00000002 r7:60000013 r6:e075dd8c r5:8506b000 [ 1327.181106][ T32] r4:8506b000 [ 1327.181127][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.181170][ T32] r5:8506b000 r4:8291a680 [ 1327.181190][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.181227][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.181390][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.181842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.181884][ T32] r5:8511fb8c r4:8511f800 ** 1 printk messages dropped ** [ 1327.181949][ T32] r7:dddced80 r6:83018000 r5:8511fb8c r4:85086c80 ** 4 printk messages dropped ** [ 1327.182167][ T32] r10:00000000 r9:85086c80 r8:80287e08 r7:e0755e60 r6:8509c200 r5:8506b000 ** 5 printk messages dropped ** [ 1327.182575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.183490][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1327.207108][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.207171][ T32] r5:80070013 r4:80239bb0 [ 1327.207222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.207352][ T32] r4:82ac21e4 [ 1327.207394][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.207473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.207524][ T32] r4:e0581dc0 [ 1327.207590][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.207687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.207740][ T32] r4:00000000 [ 1327.207787][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.207888][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.207939][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.208035][ T32] r5:00001000 r4:dfab3000 [ 1327.208083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.208170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.208259][ T32] r5:8502638c r4:85026000 [ 1327.208335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.208429][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.208473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.208565][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.208617][ T32] r4:8509f580 [ 1327.208659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.208745][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.208789][ T32] r4:00000001 [ 1327.208846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.208928][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.208985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.209052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.209111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.209174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.209224][ T32] r4:8509db40 [ 1327.209283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.209343][ T32] INFO: task kworker/0:262:3890 blocked for more than 453 seconds. [ 1327.209404][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.209488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.209556][ T32] task:kworker/0:262 state:D stack:0 pid:3890 tgid:3890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.209679][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.209781][ T32] Call trace: [ 1327.209881][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.209987][ T32] r10:8291a684 r9:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:8506c800 [ 1327.210042][ T32] r4:8506c800 [ 1327.210087][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.210173][ T32] r5:8506c800 r4:8291a680 [ 1327.210215][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1327.210916][ T32] r9:83018005 r8:8506c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 ** 4 printk messages dropped ** [ 1327.211263][ T32] r5:85120f8c r4:85120c00 ** 6 printk messages dropped ** [ 1327.211715][ T32] r10:00000000 r9:85086d00 r8:80287e08 r7:e0755e60 r6:8509c280 r5:8506c800 ** 9 printk messages dropped ** [ 1327.213099][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.241430][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1327.241979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 4 printk messages dropped ** [ 1327.242329][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1327.243156][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 3 printk messages dropped ** [ 1327.243493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1327.255068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.255435][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.255482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.255525][ T32] task:kworker/0:263 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.255691][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.255812][ T32] Call trace: [ 1327.255877][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.255979][ T32] r10:8291a684 r9:e076dd84 r8:00000002 r7:60000113 r6:e076dd8c r5:8506d400 [ 1327.256061][ T32] r4:8506d400 [ 1327.256107][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.256187][ T32] r5:8506d400 r4:8291a680 [ 1327.256226][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.256351][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.256441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e076de08 [ 1327.256486][ T32] r4:00000000 [ 1327.256525][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.256592][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.256665][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.256746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081f00 [ 1327.256790][ T32] r4:00000000 [ 1327.256830][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.256953][ T32] r9:83018005 r8:8506d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1327.257057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.257151][ T32] r5:00001000 r4:e0765000 [ 1327.257196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.257288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.257374][ T32] r5:8512038c r4:85120000 [ 1327.257422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.257512][ T32] r7:dddced80 r6:83018000 r5:8512038c r4:85086d80 [ 1327.257559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.257650][ T32] r10:61c88647 r9:8506d400 r8:85086dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.257698][ T32] r4:85086d80 [ 1327.257741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.257833][ T32] r10:00000000 r9:85086d80 r8:80287e08 r7:e0769e60 r6:8509c300 r5:8506d400 [ 1327.257880][ T32] r4:00000001 [ 1327.257921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.257994][ T32] Exception stack(0xe076dfb0 to 0xe076dff8) [ 1327.258048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.258126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.258192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.258250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.258310][ T32] r4:85081cc0 [ 1327.259112][ T32] INFO: task kworker/0:263:3891 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.259183][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.259348][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.259438][ T32] Call trace: [ 1327.259498][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.259598][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 4 printk messages dropped ** [ 1327.259885][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1327.260496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1327.261235][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 3 printk messages dropped ** [ 1327.261468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1327.261761][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1327.262028][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1327.262273][ T32] task:kworker/0:264 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.262886][ T32] r5:8506bc00 r4:8291a680 [ 1327.262946][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.263029][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.263113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0785e08 [ 1327.263162][ T32] r4:00000000 [ 1327.263220][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.263312][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.263387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.263472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d400 [ 1327.263534][ T32] r4:00000000 [ 1327.263581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.263668][ T32] r9:83018005 r8:8506bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1327.263793][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.285010][ T32] r5:00001000 r4:e0777000 [ 1327.285103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.285222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.285315][ T32] r5:8512078c r4:85120400 [ 1327.285395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.285503][ T32] r7:dddced80 r6:83018000 r5:8512078c r4:85086e00 [ 1327.285565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.285667][ T32] r10:61c88647 r9:8506bc00 r8:85086e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.285715][ T32] r4:85086e00 [ 1327.285758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.285851][ T32] r10:00000000 r9:85086e00 r8:80287e08 r7:e0769e60 r6:8509c380 r5:8506bc00 [ 1327.285902][ T32] r4:00000001 [ 1327.285946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.286022][ T32] Exception stack(0xe0785fb0 to 0xe0785ff8) [ 1327.286126][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.286197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.286251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.286363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.286417][ T32] r4:8509d440 [ 1327.287224][ T32] INFO: task kworker/0:264:3894 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.287312][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.287449][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.287549][ T32] Call trace: [ 1327.287618][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.287719][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.287768][ T32] r4:00000000 [ 1327.287808][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.287905][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.287967][ T32] 1d20: a4deb000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.288031][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.288083][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.288148][ T32] r5:80070013 r4:80239bb0 [ 1327.288200][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.288290][ T32] r4:82ac21e4 [ 1327.288373][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.288462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.288509][ T32] r4:e0581dc0 [ 1327.288736][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1327.289059][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.289623][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1327.289986][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1327.290405][ T32] INFO: task kworker/0:265:3895 blocked for more than 453 seconds. ** 4 printk messages dropped ** [ 1327.290830][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.291404][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.291490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0789e08 [ 1327.291544][ T32] r4:00000000 [ 1327.291604][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.291792][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.291885][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.291986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093680 [ 1327.292068][ T32] r4:00000000 [ 1327.292120][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.292210][ T32] r9:83018005 r8:8506e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1327.292255][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.292636][ T32] r5:00001000 r4:e077d000 [ 1327.292708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.292789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.292867][ T32] r5:85120b8c r4:85120800 [ 1327.292923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.293046][ T32] r7:dddced80 r6:83018000 r5:85120b8c r4:85086e80 [ 1327.293096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.293189][ T32] r10:61c88647 r9:8506e000 r8:85086eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.293235][ T32] r4:85086e80 [ 1327.293293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.293390][ T32] r10:00000000 r9:85086e80 r8:80287e08 r7:e0769e60 r6:8509c400 r5:8506e000 [ 1327.293436][ T32] r4:00000001 [ 1327.293473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.293570][ T32] Exception stack(0xe0789fb0 to 0xe0789ff8) [ 1327.293635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.293692][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.330115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.330235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.330264][ T32] r4:8509d440 [ 1327.330788][ T32] INFO: task kworker/0:265:3895 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.330832][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.330925][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.331007][ T32] Call trace: [ 1327.331081][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.331142][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.331215][ T32] r4:00000000 [ 1327.331240][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.331309][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.331341][ T32] 1d20: a5408000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.331370][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.331402][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.331427][ T32] r5:80070013 r4:80239bb0 [ 1327.331447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.331489][ T32] r4:82ac21e4 [ 1327.331532][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.331586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.331635][ T32] r4:e0581dc0 [ 1327.331659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.331701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.331723][ T32] r4:00000000 [ 1327.331742][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.331788][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.331832][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.331905][ T32] r5:00001000 r4:dfab3000 [ 1327.331937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.332015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.332103][ T32] r5:8502638c r4:85026000 [ 1327.332172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.332278][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.332377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.332497][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.332800][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1327.333200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.333581][ T32] task:kworker/0:266 state:D stack:0 pid:3898 tgid:3898 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.343330][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.343734][ T32] r9:83018005 r8:8506ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 ** 4 printk messages dropped ** [ 1327.344581][ T32] r5:85121b8c r4:85121800 [ 1327.344615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.344667][ T32] r7:dddced80 r6:83018000 r5:85121b8c r4:85086f00 [ 1327.344689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.344737][ T32] r10:61c88647 r9:8506ec00 r8:85086f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.344761][ T32] r4:85086f00 [ 1327.344781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.344827][ T32] r10:00000000 r9:85086f00 r8:80287e08 r7:e0769e60 r6:8509c500 r5:8506ec00 [ 1327.344860][ T32] r4:00000001 [ 1327.344896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.344945][ T32] Exception stack(0xe07a5fb0 to 0xe07a5ff8) [ 1327.344977][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.345015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.345041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.345071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.345094][ T32] r4:85081ec0 [ 1327.345535][ T32] INFO: task kworker/0:266:3898 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.345603][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.345676][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.345722][ T32] Call trace: [ 1327.345752][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.345804][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.345854][ T32] r4:00000000 [ 1327.345879][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.345919][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.346110][ T32] 1d20: a5408000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.346148][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.346175][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.346199][ T32] r5:80070013 r4:80239bb0 [ 1327.346219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.346261][ T32] r4:82ac21e4 [ 1327.346306][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.346377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.346424][ T32] r4:e0581dc0 [ 1327.346449][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.346492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.346515][ T32] r4:00000000 [ 1327.346548][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.346711][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.346818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.346867][ T32] r5:00001000 r4:dfab3000 [ 1327.346888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.346927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.346992][ T32] r5:8502638c r4:85026000 [ 1327.347016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.347064][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.347087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.347133][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.347248][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1327.347380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.347593][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1327.347726][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.347842][ T32] Call trace: [ 1327.347902][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.347951][ T32] r10:8291a684 r9:e07a9d84 r8:00000002 r7:60000013 r6:e07a9d8c r5:85070000 [ 1327.347976][ T32] r4:85070000 [ 1327.347998][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.348091][ T32] r5:85070000 r4:8291a680 [ 1327.348138][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.348239][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.348287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a9e08 [ 1327.348352][ T32] r4:00000000 [ 1327.348376][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.348411][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.348445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.348485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab000 [ 1327.348507][ T32] r4:00000000 [ 1327.348528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.348577][ T32] r9:83018005 r8:85070000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1327.348599][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.348642][ T32] r5:00001000 r4:e0799000 [ 1327.348662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.348700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.348740][ T32] r5:8512138c r4:85121000 [ 1327.348807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.348916][ T32] r7:dddced80 r6:83018000 r5:8512138c r4:85086f80 [ 1327.348978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.349028][ T32] r10:61c88647 r9:85070000 r8:85086fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.349053][ T32] r4:85086f80 [ 1327.349074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.349118][ T32] r10:00000000 r9:85086f80 r8:80287e08 r7:e07a5e60 r6:8509c580 r5:85070000 [ 1327.349188][ T32] r4:00000001 [ 1327.349232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.349271][ T32] Exception stack(0xe07a9fb0 to 0xe07a9ff8) [ 1327.349394][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.349451][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.349481][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.349513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.349586][ T32] r4:85093280 [ 1327.349855][ T32] INFO: task kworker/0:267:3899 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.349890][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.349947][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.350020][ T32] Call trace: [ 1327.350076][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.350129][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.350152][ T32] r4:00000000 [ 1327.350173][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.350211][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.350238][ T32] 1d20: a5408000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.350267][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.350292][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.350315][ T32] r5:80070013 r4:80239bb0 [ 1327.350337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.350375][ T32] r4:82ac21e4 [ 1327.350442][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.350488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.350548][ T32] r4:e0581dc0 [ 1327.350572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.350616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.350639][ T32] r4:00000000 [ 1327.350681][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.350729][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.350751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.350795][ T32] r5:00001000 r4:dfab3000 [ 1327.350817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.350868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.350936][ T32] r5:8502638c r4:85026000 [ 1327.350960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.351008][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.351053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.351114][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.351140][ T32] r4:8509f580 [ 1327.351254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.351305][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.351329][ T32] r4:00000001 [ 1327.351418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.351457][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.351539][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.351578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.351606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.351645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.351671][ T32] r4:8509db40 [ 1327.351705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.351756][ T32] INFO: task kworker/0:268:3901 blocked for more than 453 seconds. [ 1327.351939][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.351965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.352055][ T32] task:kworker/0:268 state:D stack:0 pid:3901 tgid:3901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.352158][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.352261][ T32] Call trace: [ 1327.352355][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.352466][ T32] r10:8291a684 r9:e06f5d84 r8:00000002 r7:60000113 r6:e06f5d8c r5:8485ec00 [ 1327.352530][ T32] r4:8485ec00 [ 1327.352584][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.352669][ T32] r5:8485ec00 r4:8291a680 [ 1327.352711][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.352786][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.352872][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f5e08 [ 1327.352941][ T32] r4:00000000 [ 1327.352988][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.353064][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.353131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.353233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab140 [ 1327.353290][ T32] r4:00000000 [ 1327.353340][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.353433][ T32] r9:83018005 r8:8485ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1327.353481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.353598][ T32] r5:00001000 r4:e07b3000 [ 1327.353667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.375624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.375715][ T32] r5:8512178c r4:85121400 [ 1327.375740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.375789][ T32] r7:dddced80 r6:83018000 r5:8512178c r4:8509b000 [ 1327.375840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.375898][ T32] r10:61c88647 r9:8485ec00 r8:8509b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.376050][ T32] r4:8509b000 [ 1327.376076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.376126][ T32] r10:00000000 r9:8509b000 r8:80287e08 r7:e07a5e60 r6:8509b080 r5:8485ec00 [ 1327.376150][ T32] r4:00000001 [ 1327.376170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.376208][ T32] Exception stack(0xe06f5fb0 to 0xe06f5ff8) [ 1327.376239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.376267][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1327.376396][ T32] r4:850ab280 ** 2 printk messages dropped ** [ 1327.376946][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.377266][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.377405][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1327.377640][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1327.377891][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1327.378076][ T32] r5:8502638c r4:85026000 ** 4 printk messages dropped ** [ 1327.378334][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1327.378488][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1327.378574][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.378600][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.378629][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.378655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.378684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.378755][ T32] r4:8509db40 [ 1327.378780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.378863][ T32] INFO: task kworker/0:269:3904 blocked for more than 453 seconds. [ 1327.378936][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.378964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.378986][ T32] task:kworker/0:269 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.379058][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.379165][ T32] Call trace: [ 1327.379199][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.379246][ T32] r10:8291a684 r9:e07b1d84 r8:00000002 r7:60000013 r6:e07b1d8c r5:8485c800 [ 1327.379268][ T32] r4:8485c800 [ 1327.379288][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.379329][ T32] r5:8485c800 r4:8291a680 [ 1327.379350][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.379389][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.379429][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 [ 1327.379451][ T32] r4:00000000 [ 1327.379469][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.379533][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.379577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.379618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab440 [ 1327.379720][ T32] r4:00000000 [ 1327.379746][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.379791][ T32] r9:83018005 r8:8485c800 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1327.379815][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.379859][ T32] r5:00001000 r4:df9b6000 [ 1327.379884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.379925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.379969][ T32] r5:85121f8c r4:85121c00 [ 1327.379990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.380217][ T32] r7:dddced80 r6:83018000 r5:85121f8c r4:8509b100 [ 1327.380243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.380291][ T32] r10:61c88647 r9:8485c800 r8:8509b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.380329][ T32] r4:8509b100 [ 1327.380351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.380397][ T32] r10:00000000 r9:8509b100 r8:80287e08 r7:e07a5e60 r6:8509b180 r5:8485c800 [ 1327.380419][ T32] r4:00000001 [ 1327.380440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.380475][ T32] Exception stack(0xe07b1fb0 to 0xe07b1ff8) [ 1327.380501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.380591][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.380623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.380652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.380701][ T32] r4:850ab200 [ 1327.380958][ T32] INFO: task kworker/0:269:3904 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.380992][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.381049][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.381284][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1327.381471][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.381773][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.381870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.382689][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1327.382882][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.383149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.383337][ T32] INFO: task kworker/0:270:3905 blocked for more than 453 seconds. [ 1327.383371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.383397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.383420][ T32] task:kworker/0:270 state:D stack:0 pid:3905 tgid:3905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.383467][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.383509][ T32] Call trace: [ 1327.383539][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.383828][ T32] r10:8291a684 r9:e0709d84 r8:00000002 r7:60000113 r6:e0709d8c r5:8485e000 [ 1327.411962][ T32] r4:8485e000 [ 1327.412053][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.412192][ T32] r5:8485e000 r4:8291a680 [ 1327.412241][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.412440][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.412559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0709e08 [ 1327.412613][ T32] r4:00000000 [ 1327.412655][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.412730][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.412810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.412895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab780 [ 1327.412946][ T32] r4:00000000 [ 1327.412988][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.413080][ T32] r9:83018005 r8:8485e000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1327.413127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.413216][ T32] r5:00001000 r4:dfacd000 [ 1327.413413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.413521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.413622][ T32] r5:8512278c r4:85122400 [ 1327.413675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.426737][ T32] r7:dddced80 r6:83018000 r5:8512278c r4:8509b200 [ 1327.426891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.426994][ T32] r10:61c88647 r9:8485e000 r8:8509b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.427061][ T32] r4:8509b200 [ 1327.427113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.427243][ T32] r10:00000000 r9:8509b200 r8:80287e08 r7:e07b1e60 r6:8509b280 r5:8485e000 [ 1327.427310][ T32] r4:00000001 [ 1327.427361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.427460][ T32] Exception stack(0xe0709fb0 to 0xe0709ff8) ** 2 printk messages dropped ** [ 1327.427699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1327.429273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1327.429679][ T32] r5:00001000 r4:dfab3000 ** 5 printk messages dropped ** [ 1327.430136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.430764][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.431503][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.431921][ T32] r5:8505ec00 r4:8291a680 ** 6 printk messages dropped ** [ 1327.432512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1327.433196][ T32] r5:8512238c r4:85122000 [ 1327.433250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.433341][ T32] r7:dddced80 r6:83018000 r5:8512238c r4:8509b300 [ 1327.433395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.433484][ T32] r10:61c88647 r9:8505ec00 r8:8509b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.433528][ T32] r4:8509b300 [ 1327.433572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.433656][ T32] r10:00000000 r9:8509b300 r8:80287e08 r7:e0709e60 r6:8509b380 r5:8505ec00 [ 1327.433762][ T32] r4:00000001 [ 1327.454984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.455150][ T32] Exception stack(0xe0561fb0 to 0xe0561ff8) [ 1327.455222][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.455285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.455359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.455437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.455487][ T32] r4:850ab5c0 [ 1327.456261][ T32] INFO: task kworker/0:271:3908 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.456405][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.456614][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.456744][ T32] Call trace: [ 1327.456838][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.456945][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.456996][ T32] r4:00000000 [ 1327.457044][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.457127][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.457184][ T32] 1d20: a5e99000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.457244][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.457299][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.457360][ T32] r5:80070013 r4:80239bb0 [ 1327.457407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.457497][ T32] r4:82ac21e4 [ 1327.457542][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.457629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.457675][ T32] r4:e0581dc0 [ 1327.457725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.457811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.457858][ T32] r4:00000000 [ 1327.457902][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.457996][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.458044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.458130][ T32] r5:00001000 r4:dfab3000 [ 1327.458173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.458258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.458358][ T32] r5:8502638c r4:85026000 [ 1327.458405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.458497][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.458547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.458643][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.458691][ T32] r4:8509f580 [ 1327.458765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.458869][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.458938][ T32] r4:00000001 [ 1327.458982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.459522][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1327.460375][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1327.461289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.461520][ T32] r7:dddced80 r6:83018000 r5:85122b8c r4:8509b400 ** 6 printk messages dropped ** [ 1327.461988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1327.463319][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.463405][ T32] r4:00000000 [ 1327.463455][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.463539][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.463599][ T32] 1d20: a5e99000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.463663][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.463785][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.488565][ T32] r5:80070013 r4:80239bb0 [ 1327.488657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.488788][ T32] r4:82ac21e4 [ 1327.488838][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.488927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.488977][ T32] r4:e0581dc0 [ 1327.489020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.489110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.489157][ T32] r4:00000000 [ 1327.489202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.489323][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.489379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.489535][ T32] r5:00001000 r4:dfab3000 [ 1327.489605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.489781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.489903][ T32] r5:8502638c r4:85026000 [ 1327.489959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.490057][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.490105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.490199][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1327.490454][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1327.491272][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1327.492155][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1327.493351][ T32] r5:84b0db8c r4:84b0d800 [ 1327.493397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1327.507481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1327.507758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.508617][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.508646][ T32] r4:00000000 [ 1327.508668][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.508709][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.508755][ T32] 1d20: a606b000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.508790][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.508815][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.508839][ T32] r5:80070013 r4:80239bb0 [ 1327.508903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.508956][ T32] r4:82ac21e4 [ 1327.508980][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.509023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.509046][ T32] r4:e0581dc0 [ 1327.509065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.509106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.509129][ T32] r4:00000000 [ 1327.509150][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.509195][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.509217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.509275][ T32] r5:00001000 r4:dfab3000 [ 1327.509303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.509344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.509386][ T32] r5:8502638c r4:85026000 [ 1327.509407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.509451][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1327.509680][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.509855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1327.510472][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 14 printk messages dropped ** [ 1327.511278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.511363][ T32] r5:84b0e38c r4:84b0e000 ** 6 printk messages dropped ** [ 1327.511717][ T32] r10:00000000 r9:8509c680 r8:80287e08 r7:e07e5e60 r6:8509b580 r5:84853000 [ 1327.511738][ T32] r4:00000001 [ 1327.511943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.512001][ T32] Exception stack(0xe07e9fb0 to 0xe07e9ff8) [ 1327.512028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.512056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.512081][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.512110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.512134][ T32] r4:83ce15c0 [ 1327.512450][ T32] INFO: task kworker/1:125:3916 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.512489][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.512546][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.512590][ T32] Call trace: [ 1327.512619][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.512670][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.512693][ T32] r4:00000000 [ 1327.512712][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.512780][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.512813][ T32] 1d20: a606b000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.512842][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.512866][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.512889][ T32] r5:80070013 r4:80239bb0 [ 1327.512909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.512948][ T32] r4:82ac21e4 [ 1327.512968][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.513037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.513063][ T32] r4:e0581dc0 [ 1327.513083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.513125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.513149][ T32] r4:00000000 [ 1327.513169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.513212][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.513232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.513278][ T32] r5:00001000 r4:dfab3000 [ 1327.513333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.513379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.513449][ T32] r5:8502638c r4:85026000 [ 1327.513472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.513537][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.513563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.513694][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 12 printk messages dropped ** [ 1327.534677][ T32] task:kworker/1:126 state:D stack:0 pid:3917 tgid:3917 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1327.535657][ T32] r9:83018205 r8:84850c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 4 printk messages dropped ** [ 1327.535889][ T32] r5:84b0df8c r4:84b0dc00 ** 1 printk messages dropped ** [ 1327.535953][ T32] r7:ddde2d80 r6:83018200 r5:84b0df8c r4:8509c700 ** 5 printk messages dropped ** [ 1327.536130][ T32] r4:00000001 [ 1327.536149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.536212][ T32] Exception stack(0xe07edfb0 to 0xe07edff8) [ 1327.536246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.536295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.536348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.536378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.536400][ T32] r4:850923c0 [ 1327.536838][ T32] INFO: task kworker/1:126:3917 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.536925][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.536988][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.537031][ T32] Call trace: [ 1327.537148][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.537215][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.537269][ T32] r4:00000000 [ 1327.537320][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.537395][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.537452][ T32] 1d20: a6325000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.537508][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.537562][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.537613][ T32] r5:80070013 r4:80239bb0 [ 1327.537679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.537774][ T32] r4:82ac21e4 [ 1327.537818][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.537900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.537946][ T32] r4:e0581dc0 [ 1327.538057][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.538160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.538269][ T32] r4:00000000 [ 1327.538336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.538425][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.538684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.538787][ T32] r5:00001000 r4:dfab3000 [ 1327.538830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.538979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.539154][ T32] r5:8502638c r4:85026000 [ 1327.539206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.539313][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.539360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.539454][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.539981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1327.541189][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1327.542099][ T32] r5:8512338c r4:85123000 ** 1 printk messages dropped ** [ 1327.542242][ T32] r7:dddced80 r6:83018000 r5:8512338c r4:8509b680 ** 5 printk messages dropped ** [ 1327.542617][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.543001][ T32] r4:850abe40 [ 1327.543522][ T32] INFO: task kworker/0:273:3919 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.543605][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.574993][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.575176][ T32] Call trace: [ 1327.575215][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.575287][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.575316][ T32] r4:00000000 [ 1327.575339][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.575381][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.575412][ T32] 1d20: a66a0000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.575442][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.575468][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.575530][ T32] r5:80070013 r4:80239bb0 [ 1327.575644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.575692][ T32] r4:82ac21e4 [ 1327.575718][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.575762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.575786][ T32] r4:e0581dc0 [ 1327.575806][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.575848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.575870][ T32] r4:00000000 [ 1327.575996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.576046][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.576114][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.576161][ T32] r5:00001000 r4:dfab3000 [ 1327.576235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.576284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.576379][ T32] r5:8502638c r4:85026000 [ 1327.576402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.576464][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.576490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.576542][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.576566][ T32] r4:8509f580 [ 1327.576691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.576741][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.576800][ T32] r4:00000001 [ 1327.576823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.576860][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.576996][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.577222][ T32] INFO: task kworker/0:274:3920 blocked for more than 454 seconds. ** 8 printk messages dropped ** [ 1327.577778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1327.578152][ T32] r9:83018005 r8:84855400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1327.578337][ T32] r5:8512378c r4:85123400 ** 3 printk messages dropped ** [ 1327.578568][ T32] r10:61c88647 r9:84855400 r8:8509b7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1327.578760][ T32] r4:00000001 [ 1327.578791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.578858][ T32] Exception stack(0xe07f9fb0 to 0xe07f9ff8) [ 1327.578889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.578922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.578966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.579028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.579088][ T32] r4:850ab900 [ 1327.579571][ T32] INFO: task kworker/0:274:3920 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.579609][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.579668][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.579712][ T32] Call trace: [ 1327.579805][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.579859][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.579883][ T32] r4:00000000 [ 1327.579902][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.579957][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.579989][ T32] 1d20: a66a0000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.580017][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.580072][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.580099][ T32] r5:80070013 r4:80239bb0 [ 1327.580120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.580161][ T32] r4:82ac21e4 [ 1327.580195][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.580241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.580263][ T32] r4:e0581dc0 [ 1327.580291][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.580362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 14 printk messages dropped ** [ 1327.581015][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 16 printk messages dropped ** [ 1327.581716][ T32] r10:8291a684 r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:85071800 ** 13 printk messages dropped ** [ 1327.582617][ T32] r9:83018205 r8:85071800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 6 printk messages dropped ** [ 1327.583154][ T32] r7:ddde2d80 r6:83018200 r5:85122f8c r4:8509c780 ** 6 printk messages dropped ** [ 1327.583619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1327.608980][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1327.609218][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.609242][ T32] r5:80070013 r4:80239bb0 [ 1327.609262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.609328][ T32] r4:82ac21e4 [ 1327.609356][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.609401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.609423][ T32] r4:e0581dc0 [ 1327.609443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.609484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.609508][ T32] r4:00000000 [ 1327.609532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.609580][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.609601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.609643][ T32] r5:00001000 r4:dfab3000 [ 1327.609664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.609702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.609775][ T32] r5:8502638c r4:85026000 [ 1327.609800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.609859][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.609884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.609998][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.610026][ T32] r4:8509f580 [ 1327.610048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.610095][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.610119][ T32] r4:00000001 [ 1327.610139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.610207][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1327.610483][ T32] INFO: task kworker/0:275:3926 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 1327.610860][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.610932][ T32] Call trace: [ 1327.610994][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.611050][ T32] r10:8291a684 r9:e0805d84 r8:00000002 r7:60000013 r6:e0805d8c r5:85073c00 [ 1327.611229][ T32] r4:85073c00 [ 1327.611303][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.611400][ T32] r5:85073c00 r4:8291a680 [ 1327.611496][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.611618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0805e08 ** 12 printk messages dropped ** [ 1327.612169][ T32] r5:85123b8c r4:85123800 ** 1 printk messages dropped ** [ 1327.612343][ T32] r7:dddced80 r6:83018000 r5:85123b8c r4:8509b900 ** 7 printk messages dropped ** [ 1327.612832][ T32] Exception stack(0xe0805fb0 to 0xe0805ff8) ** 7 printk messages dropped ** [ 1327.613704][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.627343][ T32] r4:00000000 [ 1327.627365][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.627407][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.627439][ T32] 1d20: a6e18000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.627470][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.627525][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.627570][ T32] r5:80070013 r4:80239bb0 [ 1327.627595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.627639][ T32] r4:82ac21e4 [ 1327.627685][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.627735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.627760][ T32] r4:e0581dc0 [ 1327.627815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.627947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.628012][ T32] r4:00000000 [ 1327.628072][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.628169][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.628277][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.629245][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 12 printk messages dropped ** [ 1327.630007][ T32] task:kworker/0:276 state:D stack:0 pid:3928 tgid:3928 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.631410][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.631947][ T32] r5:85123f8c r4:85123c00 ** 1 printk messages dropped ** [ 1327.632094][ T32] r7:dddced80 r6:83018000 r5:85123f8c r4:8509b980 ** 2 printk messages dropped ** [ 1327.632386][ T32] r4:8509b980 ** 7 printk messages dropped ** [ 1327.632979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1327.662212][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 10 printk messages dropped ** [ 1327.662923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 12 printk messages dropped ** [ 1327.663430][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1327.663495][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.663538][ T32] r4:00000001 [ 1327.663580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.663631][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.663658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.663692][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.669490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.669593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.669634][ T32] r4:8509db40 [ 1327.669727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.669768][ T32] INFO: task kworker/0:277:3929 blocked for more than 454 seconds. [ 1327.669867][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.669898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.669924][ T32] task:kworker/0:277 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.670013][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.670080][ T32] Call trace: [ 1327.670138][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.670193][ T32] r10:8291a684 r9:e07fdd84 r8:00000002 r7:60000113 r6:e07fdd8c r5:84851800 [ 1327.670217][ T32] r4:84851800 [ 1327.670236][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.670284][ T32] r5:84851800 r4:8291a680 [ 1327.670336][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.670379][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.670436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07fde08 [ 1327.670463][ T32] r4:00000000 [ 1327.670514][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.670571][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.670613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.670654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ad600 [ 1327.670688][ T32] r4:00000000 [ 1327.670715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.670762][ T32] r9:83018005 r8:84851800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1327.670844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.670890][ T32] r5:00001000 r4:e00a7000 [ 1327.670912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.670952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.670994][ T32] r5:8512c38c r4:8512c000 [ 1327.671014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.671060][ T32] r7:dddced80 r6:83018000 r5:8512c38c r4:8509ba00 [ 1327.671110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.671162][ T32] r10:61c88647 r9:84851800 r8:8509ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.671185][ T32] r4:8509ba00 [ 1327.671264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.671324][ T32] r10:00000000 r9:8509ba00 r8:80287e08 r7:e080de60 r6:8509ba80 r5:84851800 [ 1327.671347][ T32] r4:00000001 [ 1327.671366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.671403][ T32] Exception stack(0xe07fdfb0 to 0xe07fdff8) [ 1327.671430][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.671459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.671485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.671514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.671535][ T32] r4:850ad3c0 [ 1327.671969][ T32] INFO: task kworker/0:277:3929 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.672005][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.672083][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.672206][ T32] Call trace: [ 1327.672268][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.672409][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.672477][ T32] r4:00000000 [ 1327.672527][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.672618][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.672675][ T32] 1d20: a708b000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.672731][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.672783][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.672830][ T32] r5:80070013 r4:80239bb0 [ 1327.672873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.672952][ T32] r4:82ac21e4 [ 1327.672993][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.673077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.673123][ T32] r4:e0581dc0 [ 1327.673164][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.673244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.673326][ T32] r4:00000000 [ 1327.673376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.673465][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.673509][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.673593][ T32] r5:00001000 r4:dfab3000 [ 1327.673635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.673715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.685062][ T32] r5:8502638c r4:85026000 [ 1327.685144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.685290][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.685342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.685501][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.685574][ T32] r4:8509f580 [ 1327.685624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.685722][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1327.686500][ T32] INFO: task kworker/1:128:3932 blocked for more than 454 seconds. ** 8 printk messages dropped ** [ 1327.687851][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1327.688533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab840 ** 6 printk messages dropped ** [ 1327.689291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.689663][ T32] r7:ddde2d80 r6:83018200 r5:84b0e78c r4:8509c980 ** 5 printk messages dropped ** [ 1327.690262][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.690640][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.690702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.690752][ T32] r4:850f8640 [ 1327.691545][ T32] INFO: task kworker/1:128:3932 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.691694][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.691826][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.691968][ T32] Call trace: [ 1327.692078][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.692182][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.692290][ T32] r4:00000000 [ 1327.692399][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.692485][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.692580][ T32] 1d20: a7115000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.692645][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.692691][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.692733][ T32] r5:80070013 r4:80239bb0 [ 1327.692773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.692854][ T32] r4:82ac21e4 [ 1327.692964][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.693059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.693106][ T32] r4:e0581dc0 [ 1327.693147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.693229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.693286][ T32] r4:00000000 [ 1327.693362][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.693456][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.693534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.693626][ T32] r5:00001000 r4:dfab3000 [ 1327.693672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.693818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.725380][ T32] r5:8502638c r4:85026000 [ 1327.725607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.725764][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.725813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.725910][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.725983][ T32] r4:8509f580 [ 1327.726067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.726191][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.726241][ T32] r4:00000001 [ 1327.726331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.726508][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.726584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.726640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.726726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.726814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.726868][ T32] r4:8509db40 [ 1327.726949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.727035][ T32] INFO: task kworker/0:278:3933 blocked for more than 454 seconds. ** 6 printk messages dropped ** [ 1327.727423][ T32] r10:8291a684 r9:e07f5d84 r8:00000002 r7:60000113 r6:e07f5d8c r5:84856c00 ** 10 printk messages dropped ** [ 1327.727859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ad9c0 ** 7 printk messages dropped ** [ 1327.728185][ T32] r5:8512cb8c r4:8512c800 [ 1327.728208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.728384][ T32] r10:61c88647 r9:84856c00 r8:8509bbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.728730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1327.729696][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.729741][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.729769][ T32] 1d20: a754a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.729798][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.729888][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.729916][ T32] r5:80070013 r4:80239bb0 [ 1327.729949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.729992][ T32] r4:82ac21e4 [ 1327.730028][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.730074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.730098][ T32] r4:e0581dc0 [ 1327.730117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.730157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.730200][ T32] r4:00000000 [ 1327.730245][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.730299][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.730321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.730380][ T32] r5:00001000 r4:dfab3000 [ 1327.730403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.730443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.730484][ T32] r5:8502638c r4:85026000 [ 1327.730504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.730549][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.730613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.730664][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.730727][ T32] r4:8509f580 [ 1327.730750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.730856][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.730944][ T32] r4:00000001 [ 1327.730967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.731005][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.731031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.731060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.731118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.731378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1327.732053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0811e08 ** 10 printk messages dropped ** [ 1327.732777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.732996][ T32] r5:8512c78c r4:8512c400 ** 1 printk messages dropped ** [ 1327.733286][ T32] r7:dddced80 r6:83018000 r5:8512c78c r4:8509bc80 ** 5 printk messages dropped ** [ 1327.733653][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.764847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1327.765769][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 8 printk messages dropped ** [ 1327.766018][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1327.766217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.766816][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 11 printk messages dropped ** [ 1327.767177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.767667][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1327.767849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.767894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ada80 [ 1327.767928][ T32] r4:00000000 [ 1327.767952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.767997][ T32] r9:83018005 r8:8505d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1327.768021][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.768063][ T32] r5:00001000 r4:e00f1000 [ 1327.768082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.768125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.768169][ T32] r5:8512cf8c r4:8512cc00 [ 1327.768220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.768269][ T32] r7:dddced80 r6:83018000 r5:8512cf8c r4:8509bd80 [ 1327.768299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.768370][ T32] r10:61c88647 r9:8505d400 r8:8509bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.768393][ T32] r4:8509bd80 [ 1327.768414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.768458][ T32] r10:00000000 r9:8509bd80 r8:80287e08 r7:e07f5e60 r6:8509be00 r5:8505d400 [ 1327.768481][ T32] r4:00000001 [ 1327.768500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.768551][ T32] Exception stack(0xe0819fb0 to 0xe0819ff8) [ 1327.768582][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.768610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.768675][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.768708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.768731][ T32] r4:850ad900 [ 1327.768980][ T32] INFO: task kworker/0:280:3938 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.769015][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.769072][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.769115][ T32] Call trace: [ 1327.769144][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.769216][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.769267][ T32] r4:00000000 [ 1327.769296][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.769337][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.769383][ T32] 1d20: a7a34000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.769416][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.769442][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.769466][ T32] r5:80070013 r4:80239bb0 [ 1327.769486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.769525][ T32] r4:82ac21e4 [ 1327.769545][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.769586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1327.769707][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.769914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1327.770371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.770728][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.770989][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1327.771224][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.771523][ T32] r5:8512d38c r4:8512d000 ** 1 printk messages dropped ** [ 1327.771612][ T32] r7:dddced80 r6:83018000 r5:8512d38c r4:8509be80 ** 4 printk messages dropped ** [ 1327.771799][ T32] r10:00000000 r9:8509be80 r8:80287e08 r7:e0819e60 r6:8509bf00 r5:850d8000 ** 4 printk messages dropped ** [ 1327.771963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.771991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.772020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.772042][ T32] r4:850adac0 [ 1327.772429][ T32] INFO: task kworker/0:281:3939 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.772506][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.772630][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.772742][ T32] Call trace: [ 1327.772848][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.772906][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.772931][ T32] r4:00000000 [ 1327.772951][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.772990][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.773018][ T32] 1d20: a7a34000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.773048][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.773074][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.773097][ T32] r5:80070013 r4:80239bb0 [ 1327.773142][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.773186][ T32] r4:82ac21e4 [ 1327.773207][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.773276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.773372][ T32] r4:e0581dc0 [ 1327.773397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.773464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.773492][ T32] r4:00000000 [ 1327.773513][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.773557][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.773578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.773618][ T32] r5:00001000 r4:dfab3000 [ 1327.773638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.773790][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1327.799445][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1327.799877][ T32] INFO: task kworker/0:282:3941 blocked for more than 454 seconds. ** 8 printk messages dropped ** [ 1327.800432][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1327.800666][ T32] r4:00000000 [ 1327.800686][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.800777][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.800819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.800860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850add80 [ 1327.800883][ T32] r4:00000000 [ 1327.800935][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.801008][ T32] r9:83018005 r8:850d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1327.801091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.801139][ T32] r5:00001000 r4:e011d000 [ 1327.801219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.801262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.801332][ T32] r5:8512d78c r4:8512d400 [ 1327.801356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.801447][ T32] r7:dddced80 r6:83018000 r5:8512d78c r4:8509bf80 [ 1327.801499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.801566][ T32] r10:61c88647 r9:850d8c00 r8:8509bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.801621][ T32] r4:8509bf80 [ 1327.801643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.801688][ T32] r10:00000000 r9:8509bf80 r8:80287e08 r7:e081de60 r6:8509b880 r5:850d8c00 [ 1327.801713][ T32] r4:00000001 [ 1327.801732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.801767][ T32] Exception stack(0xe0821fb0 to 0xe0821ff8) [ 1327.801804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.801836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.801862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.801890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.801912][ T32] r4:850adc80 [ 1327.802398][ T32] INFO: task kworker/0:282:3941 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.802438][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.802546][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.802597][ T32] Call trace: [ 1327.802672][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.802725][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.802748][ T32] r4:00000000 [ 1327.802850][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.802924][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 1 printk messages dropped ** [ 1327.803069][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1327.824644][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.824856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.825351][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1327.825667][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1327.825943][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.826380][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.826703][ T32] r9:83018005 r8:850d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 4 printk messages dropped ** [ 1327.826871][ T32] r5:8512db8c r4:8512d800 ** 3 printk messages dropped ** [ 1327.827004][ T32] r10:61c88647 r9:850d9800 r8:8510002c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.827299][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.828191][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1327.828657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1327.828957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.829368][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1327.829639][ T32] INFO: task kworker/0:284:3946 blocked for more than 454 seconds. ** 6 printk messages dropped ** [ 1327.829941][ T32] r10:8291a684 r9:e0835d84 r8:00000002 r7:60000113 r6:e0835d8c r5:850da400 ** 1 printk messages dropped ** [ 1327.830007][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.830062][ T32] r5:850da400 r4:8291a680 [ 1327.830085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.830124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.830166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0835e08 [ 1327.830190][ T32] r4:00000000 [ 1327.830231][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.830285][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.830359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.830404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101140 [ 1327.830428][ T32] r4:00000000 [ 1327.830449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.830504][ T32] r9:83018005 r8:850da400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1327.830529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.830649][ T32] r5:00001000 r4:e0149000 [ 1327.830673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.830714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.830755][ T32] r5:8512df8c r4:8512dc00 [ 1327.830776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.830820][ T32] r7:dddced80 r6:83018000 r5:8512df8c r4:85100100 [ 1327.830841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.830888][ T32] r10:61c88647 r9:850da400 r8:8510012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.830909][ T32] r4:85100100 [ 1327.830942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.831004][ T32] r10:00000000 r9:85100100 r8:80287e08 r7:e0831e60 r6:85100180 r5:850da400 [ 1327.831041][ T32] r4:00000001 [ 1327.831109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.831148][ T32] Exception stack(0xe0835fb0 to 0xe0835ff8) [ 1327.831191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.831225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.831252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.831287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.831329][ T32] r4:85101280 [ 1327.831571][ T32] INFO: task kworker/0:284:3946 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.831605][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.831703][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.831766][ T32] Call trace: [ 1327.831860][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.831915][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.831939][ T32] r4:00000000 [ 1327.831959][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.831997][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.832025][ T32] 1d20: a819d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.832053][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.832080][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.832104][ T32] r5:80070013 r4:80239bb0 [ 1327.832123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.832173][ T32] r4:82ac21e4 [ 1327.832219][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.832265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.832327][ T32] r4:e0581dc0 [ 1327.832353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1327.832420][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.832709][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1327.833131][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1327.833557][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.867264][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.867530][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.867854][ T32] r9:83018005 r8:850db000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1327.868058][ T32] r5:8512e38c r4:8512e000 ** 4 printk messages dropped ** [ 1327.868251][ T32] r4:85100200 ** 4 printk messages dropped ** [ 1327.868453][ T32] Exception stack(0xe0839fb0 to 0xe0839ff8) ** 4 printk messages dropped ** [ 1327.868642][ T32] r4:85101100 ** 2 printk messages dropped ** [ 1327.869209][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.869471][ T32] 1d20: a86cf000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1327.869810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1327.870277][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1327.870471][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.870498][ T32] r4:00000001 [ 1327.870519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.870556][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.870582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.870616][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.870644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.870673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.870695][ T32] r4:8509db40 [ 1327.870715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.870739][ T32] INFO: task kworker/0:286:3949 blocked for more than 454 seconds. [ 1327.870768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.870790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.870811][ T32] task:kworker/0:286 state:D stack:0 pid:3949 tgid:3949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.870903][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.870947][ T32] Call trace: [ 1327.870977][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.871025][ T32] r10:8291a684 r9:e0845d84 r8:00000002 r7:60000113 r6:e0845d8c r5:850dbc00 [ 1327.871047][ T32] r4:850dbc00 [ 1327.871066][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.871107][ T32] r5:850dbc00 r4:8291a680 [ 1327.871158][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.871199][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.871247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0845e08 [ 1327.871290][ T32] r4:00000000 [ 1327.871314][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.871351][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.871413][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.871468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101640 [ 1327.871492][ T32] r4:00000000 [ 1327.871513][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.871558][ T32] r9:83018005 r8:850dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1327.871580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.871621][ T32] r5:00001000 r4:e0563000 [ 1327.871686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.871790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.871887][ T32] r5:8512eb8c r4:8512e800 [ 1327.871911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.871959][ T32] r7:dddced80 r6:83018000 r5:8512eb8c r4:85100300 [ 1327.871980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.872025][ T32] r10:61c88647 r9:850dbc00 r8:8510032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.872067][ T32] r4:85100300 [ 1327.872092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.872136][ T32] r10:00000000 r9:85100300 r8:80287e08 r7:e0839e60 r6:85100380 r5:850dbc00 [ 1327.872158][ T32] r4:00000001 [ 1327.872177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.872211][ T32] Exception stack(0xe0845fb0 to 0xe0845ff8) [ 1327.872249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.872292][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.872351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.872381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.872449][ T32] r4:851012c0 [ 1327.872719][ T32] INFO: task kworker/0:286:3949 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.872754][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.872809][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.872851][ T32] Call trace: [ 1327.872976][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.873031][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.873060][ T32] r4:00000000 [ 1327.873086][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1327.873295][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1327.873689][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.886964][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1327.887389][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1327.887726][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1327.887927][ T32] task:kworker/0:287 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.888571][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.889065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.889201][ T32] r5:8512e78c r4:8512e400 [ 1327.889226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.889278][ T32] r7:dddced80 r6:83018000 r5:8512e78c r4:85100400 [ 1327.889300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.889348][ T32] r10:61c88647 r9:850dc800 r8:8510042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.889371][ T32] r4:85100400 [ 1327.889390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.889434][ T32] r10:00000000 r9:85100400 r8:80287e08 r7:e0845e60 r6:85100480 r5:850dc800 [ 1327.889455][ T32] r4:00000001 [ 1327.889487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.889527][ T32] Exception stack(0xe084dfb0 to 0xe084dff8) [ 1327.889553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.889581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.889607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.889636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.889687][ T32] r4:85101600 [ 1327.890147][ T32] INFO: task kworker/0:287:3951 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1327.890187][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.890263][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.890367][ T32] Call trace: [ 1327.890410][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.890461][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1327.890485][ T32] r4:00000000 [ 1327.890505][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.890544][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1327.890571][ T32] 1d20: a86cf000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1327.890600][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1327.890625][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.890648][ T32] r5:80070013 r4:80239bb0 [ 1327.890668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.890708][ T32] r4:82ac21e4 [ 1327.890758][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.890806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.890830][ T32] r4:e0581dc0 [ 1327.890851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.890893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.890915][ T32] r4:00000000 [ 1327.890936][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.890979][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.891001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.891056][ T32] r5:00001000 r4:dfab3000 [ 1327.891159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.891203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.891245][ T32] r5:8502638c r4:85026000 [ 1327.891266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.891323][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.891345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.891393][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.891415][ T32] r4:8509f580 [ 1327.891434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.891479][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.891529][ T32] r4:00000001 [ 1327.891586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.891629][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.891655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.891685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.891711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.891740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.891762][ T32] r4:8509db40 [ 1327.891782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.891807][ T32] INFO: task kworker/0:288:3953 blocked for more than 454 seconds. [ 1327.891834][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.891858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.891879][ T32] task:kworker/0:288 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.891924][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.891968][ T32] Call trace: [ 1327.891998][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.892175][ T32] r10:8291a684 r9:e0861d84 r8:00000002 r7:60000113 r6:e0861d8c r5:85073000 [ 1327.892202][ T32] r4:85073000 [ 1327.892287][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.892366][ T32] r5:85073000 r4:8291a680 [ 1327.892387][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.892488][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.892535][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0861e08 ** 8 printk messages dropped ** [ 1327.892966][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.893224][ T32] r5:8512f38c r4:8512f000 ** 7 printk messages dropped ** [ 1327.893488][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1327.911828][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1327.913037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 14 printk messages dropped ** [ 1327.927694][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 14 printk messages dropped ** [ 1327.928265][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.928774][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.928817][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0869e08 [ 1327.928841][ T32] r4:00000000 [ 1327.928861][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.928900][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.928939][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.928979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101700 [ 1327.929002][ T32] r4:00000000 [ 1327.929021][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.929067][ T32] r9:83018005 r8:85076000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.929089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.929130][ T32] r5:00001000 r4:e05bd000 [ 1327.929151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.929189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.929231][ T32] r5:8512ef8c r4:8512ec00 [ 1327.929251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.929307][ T32] r7:dddced80 r6:83018000 r5:8512ef8c r4:85100580 [ 1327.929349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.929401][ T32] r10:61c88647 r9:85076000 r8:851005ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.929424][ T32] r4:85100580 [ 1327.929443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.929488][ T32] r10:00000000 r9:85100580 r8:80287e08 r7:e0861e60 r6:8509ca80 r5:85076000 [ 1327.929511][ T32] r4:00000001 [ 1327.929530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.929564][ T32] Exception stack(0xe0869fb0 to 0xe0869ff8) [ 1327.929592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.929622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.929648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.929781][ T32] r4:85101740 ** 5 printk messages dropped ** [ 1327.930441][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 11 printk messages dropped ** [ 1327.930960][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1327.931128][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1327.931647][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.931782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.931811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.932015][ T32] r4:8509db40 [ 1327.932039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.932064][ T32] INFO: task kworker/0:290:3957 blocked for more than 454 seconds. [ 1327.932092][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.932118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.932334][ T32] task:kworker/0:290 state:D stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.932439][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.932530][ T32] Call trace: [ 1327.932600][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.932683][ T32] r10:8291a684 r9:e0881d84 r8:00000002 r7:60000013 r6:e0881d8c r5:85076c00 [ 1327.932741][ T32] r4:85076c00 [ 1327.932791][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.932884][ T32] r5:85076c00 r4:8291a680 [ 1327.932929][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.933006][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.933092][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0881e08 [ 1327.933142][ T32] r4:00000000 [ 1327.933185][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.933262][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.933342][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.933421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101e40 [ 1327.933504][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.933743][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.957123][ T32] r5:8513438c r4:85134000 [ 1327.957150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.957359][ T32] r4:85100600 ** 7 printk messages dropped ** [ 1327.957642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.958581][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1327.958948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1327.959349][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1327.959586][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1327.959837][ T32] r4:8509db40 ** 6 printk messages dropped ** [ 1327.960122][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.960518][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.960838][ T32] r9:83018005 r8:85070c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1327.960999][ T32] r5:8512f78c r4:8512f400 ** 3 printk messages dropped ** [ 1327.961258][ T32] r10:61c88647 r9:85070c00 r8:851006ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1327.962075][ T32] r4:85101840 ** 5 printk messages dropped ** [ 1327.962982][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1327.963589][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1327.963614][ T32] r5:80070013 r4:80239bb0 [ 1327.963635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.963674][ T32] r4:82ac21e4 [ 1327.963694][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.988431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1327.988620][ T32] r4:e0581dc0 [ 1327.988672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.988817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1327.988873][ T32] r4:00000000 [ 1327.988946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.989073][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.989128][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.989232][ T32] r5:00001000 r4:dfab3000 [ 1327.989290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.989377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.989467][ T32] r5:8502638c r4:85026000 [ 1327.989514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.989622][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1327.989675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.989781][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.989830][ T32] r4:8509f580 [ 1327.989879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.989976][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1327.990025][ T32] r4:00000001 [ 1327.990080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.990160][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.990220][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.990321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.990454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.990528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.990583][ T32] r4:8509db40 [ 1327.990635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.990717][ T32] INFO: task kworker/0:292:3960 blocked for more than 454 seconds. [ 1327.990785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.990862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.990919][ T32] task:kworker/0:292 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.991039][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.991135][ T32] Call trace: [ 1327.991200][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.991318][ T32] r10:8291a684 r9:e0859d84 r8:00000002 r7:60000113 r6:e0859d8c r5:850dd400 [ 1327.991374][ T32] r4:850dd400 [ 1327.991416][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.991519][ T32] r5:850dd400 r4:8291a680 [ 1327.991566][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.991646][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.991779][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.992400][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.992704][ T32] r5:8512fb8c r4:8512f800 ** 6 printk messages dropped ** [ 1327.993171][ T32] r10:00000000 r9:85100700 r8:80287e08 r7:e0881e60 r6:85100780 r5:850dd400 ** 15 printk messages dropped ** [ 1328.003659][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1328.018375][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1328.019107][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1328.020013][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1328.020733][ T32] r5:850de000 r4:8291a680 ** 6 printk messages dropped ** [ 1328.021197][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.021290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101cc0 [ 1328.021348][ T32] r4:00000000 [ 1328.021392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.021482][ T32] r9:83018005 r8:850de000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1328.021527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.021610][ T32] r5:00001000 r4:e061f000 [ 1328.021652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.021729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.021812][ T32] r5:8512ff8c r4:8512fc00 [ 1328.021854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.021963][ T32] r7:dddced80 r6:83018000 r5:8512ff8c r4:85100800 [ 1328.022012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.022111][ T32] r10:61c88647 r9:850de000 r8:8510082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.022167][ T32] r4:85100800 [ 1328.022211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.022316][ T32] r10:00000000 r9:85100800 r8:80287e08 r7:e0881e60 r6:85100880 r5:850de000 [ 1328.022363][ T32] r4:00000001 [ 1328.022404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.022483][ T32] Exception stack(0xe0891fb0 to 0xe0891ff8) [ 1328.022543][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.022604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.022661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.022721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.022768][ T32] r4:85101e00 [ 1328.023580][ T32] INFO: task kworker/0:293:3962 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.023654][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.038027][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.038210][ T32] Call trace: ** 3 printk messages dropped ** [ 1328.038384][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 1328.038848][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 12 printk messages dropped ** [ 1328.039432][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1328.039765][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1328.040248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0815e08 ** 8 printk messages dropped ** [ 1328.040610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.040802][ T32] r5:8513478c r4:85134400 ** 3 printk messages dropped ** [ 1328.040956][ T32] r10:61c88647 r9:84430000 r8:8510092c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.041231][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.041843][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.042124][ T32] 1d20: a93d0000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1328.042406][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1328.042553][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1328.042960][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1328.043314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.043600][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.061479][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.061968][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.062091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.062486][ T32] r5:85134b8c r4:85134800 [ 1328.062552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.062648][ T32] r7:dddced80 r6:83018000 r5:85134b8c r4:85100a00 [ 1328.062695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.062786][ T32] r10:61c88647 r9:84431800 r8:85100a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.062833][ T32] r4:85100a00 [ 1328.062875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.062965][ T32] r10:00000000 r9:85100a00 r8:80287e08 r7:e0815e60 r6:85100a80 r5:84431800 [ 1328.063013][ T32] r4:00000001 [ 1328.063073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.063263][ T32] Exception stack(0xe0899fb0 to 0xe0899ff8) [ 1328.063337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.063403][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.063462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.063517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.063571][ T32] r4:85115100 [ 1328.080066][ T32] INFO: task kworker/0:295:3967 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.080199][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.080341][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.080411][ T32] Call trace: [ 1328.080445][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.080503][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.080528][ T32] r4:00000000 [ 1328.080673][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.080728][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.080758][ T32] 1d20: a9a3e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.080935][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.080964][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.080989][ T32] r5:80070013 r4:80239bb0 [ 1328.081037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.081084][ T32] r4:82ac21e4 [ 1328.081105][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.081211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.081239][ T32] r4:e0581dc0 [ 1328.081261][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.081314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.081337][ T32] r4:00000000 [ 1328.081357][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.081403][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.081425][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.081467][ T32] r5:00001000 r4:dfab3000 [ 1328.081487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.081553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.081618][ T32] r5:8502638c r4:85026000 [ 1328.081640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.081705][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.081731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.081780][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.081803][ T32] r4:8509f580 [ 1328.081822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.081867][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.081889][ T32] r4:00000001 [ 1328.081910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.081945][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.081972][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.081999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.082104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.082160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.082187][ T32] r4:8509db40 [ 1328.082211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.082287][ T32] INFO: task kworker/0:296:3969 blocked for more than 454 seconds. [ 1328.082329][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.082355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.082377][ T32] task:kworker/0:296 state:D stack:0 pid:3969 tgid:3969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.082456][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.082499][ T32] Call trace: [ 1328.082530][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.082596][ T32] r10:8291a684 r9:e0895d84 r8:00000002 r7:60000013 r6:e0895d8c r5:84430c00 [ 1328.082624][ T32] r4:84430c00 [ 1328.082691][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.082867][ T32] r5:84430c00 r4:8291a680 [ 1328.082891][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.082931][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.082974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0895e08 [ 1328.082999][ T32] r4:00000000 [ 1328.083097][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.083137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.083173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.083213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105200 [ 1328.083234][ T32] r4:00000000 [ 1328.083253][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.083352][ T32] r9:83018005 r8:84430c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1328.083378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.083420][ T32] r5:00001000 r4:dfc8b000 [ 1328.083439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.083521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.083567][ T32] r5:8513638c r4:85136000 [ 1328.083588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.083635][ T32] r7:dddced80 r6:83018000 r5:8513638c r4:85100b00 [ 1328.083657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.091749][ T32] r10:61c88647 r9:84430c00 r8:85100b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.091870][ T32] r4:85100b00 [ 1328.091902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.091990][ T32] r10:00000000 r9:85100b00 r8:80287e08 r7:e0899e60 r6:85100b80 r5:84430c00 [ 1328.092018][ T32] r4:00000001 [ 1328.092039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.092079][ T32] Exception stack(0xe0895fb0 to 0xe0895ff8) [ 1328.092111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.092140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.092166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.092197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.092219][ T32] r4:85115080 [ 1328.092812][ T32] INFO: task kworker/0:296:3969 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.092900][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.093046][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.093142][ T32] Call trace: [ 1328.093250][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.093369][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.093421][ T32] r4:00000000 [ 1328.093464][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1328.093665][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1328.102360][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.102756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.103207][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1328.103505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.117121][ T32] task:kworker/1:129 state:D stack:0 pid:3972 tgid:3972 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.117688][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.117908][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.118010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.118165][ T32] r5:8514038c r4:85140000 ** 1 printk messages dropped ** [ 1328.118279][ T32] r7:ddde2d80 r6:83018200 r5:8514038c r4:8509cc00 ** 5 printk messages dropped ** [ 1328.118468][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.118735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.119530][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.119556][ T32] r4:00000000 [ 1328.119576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.119618][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.119646][ T32] 1d20: a9e29000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.119674][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.119699][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.119728][ T32] r5:80070013 r4:80239bb0 [ 1328.119749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.119804][ T32] r4:82ac21e4 [ 1328.119857][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.119907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.119975][ T32] r4:e0581dc0 [ 1328.120000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.120078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.120104][ T32] r4:00000000 [ 1328.120150][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.120227][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.120270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.120384][ T32] r5:00001000 r4:dfab3000 [ 1328.120425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.120498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.120575][ T32] r5:8502638c r4:85026000 [ 1328.120636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.120889][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.120927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.120980][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.121004][ T32] r4:8509f580 [ 1328.121024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.121072][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.121099][ T32] r4:00000001 [ 1328.121120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.121160][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.121210][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.121245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.121285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.121318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.121343][ T32] r4:8509db40 [ 1328.121497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.121549][ T32] INFO: task kworker/1:130:3973 blocked for more than 454 seconds. [ 1328.121601][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.121629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.121653][ T32] task:kworker/1:130 state:D stack:0 pid:3973 tgid:3973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.121703][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.121792][ T32] Call trace: [ 1328.121827][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.121878][ T32] r10:8291a684 r9:e08b9d84 r8:00000002 r7:60000113 r6:e08b9d8c r5:84434800 [ 1328.121905][ T32] r4:84434800 [ 1328.121928][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.121975][ T32] r5:84434800 r4:8291a680 [ 1328.121996][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.122036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.122081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b9e08 [ 1328.122104][ T32] r4:00000000 [ 1328.122123][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.122158][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.122194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.122236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8f00 [ 1328.122264][ T32] r4:00000000 [ 1328.122303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.122352][ T32] r9:83018205 r8:84434800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1328.122377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.122423][ T32] r5:00001000 r4:e08c7000 [ 1328.122445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.122487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.122533][ T32] r5:84b0eb8c r4:84b0e800 [ 1328.122555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.122603][ T32] r7:ddde2d80 r6:83018200 r5:84b0eb8c r4:8509cc80 ** 1 printk messages dropped ** [ 1328.122673][ T32] r10:61c88647 r9:84434800 r8:8509ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1328.122809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.123384][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.144712][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1328.145080][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1328.145334][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1328.145922][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1328.146163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.146290][ T32] r4:8509db40 [ 1328.146318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.146349][ T32] INFO: task kworker/0:297:3975 blocked for more than 454 seconds. [ 1328.146382][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.146406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.146429][ T32] task:kworker/0:297 state:D stack:0 pid:3975 tgid:3975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.146548][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.146598][ T32] Call trace: [ 1328.146741][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.146798][ T32] r10:8291a684 r9:e08c1d84 r8:00000002 r7:60000013 r6:e08c1d8c r5:84435400 [ 1328.146822][ T32] r4:84435400 [ 1328.146842][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.146885][ T32] r5:84435400 r4:8291a680 [ 1328.146905][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.146943][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.146985][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c1e08 [ 1328.147036][ T32] r4:00000000 [ 1328.147059][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.147094][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.147128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.147316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851157c0 [ 1328.147344][ T32] r4:00000000 [ 1328.147363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.147411][ T32] r9:83018005 r8:84435400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1328.147435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.147475][ T32] r5:00001000 r4:e08ad000 [ 1328.147498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.147538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.147578][ T32] r5:85134f8c r4:85134c00 [ 1328.147599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.147643][ T32] r7:dddced80 r6:83018000 r5:85134f8c r4:85100d00 [ 1328.147664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.147708][ T32] r10:61c88647 r9:84435400 r8:85100d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.147729][ T32] r4:85100d00 [ 1328.147748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.147916][ T32] r10:00000000 r9:85100d00 r8:80287e08 r7:e0895e60 r6:85100d80 r5:84435400 [ 1328.147943][ T32] r4:00000001 [ 1328.147963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.147999][ T32] Exception stack(0xe08c1fb0 to 0xe08c1ff8) [ 1328.148182][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.148215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.148242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.148276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.148340][ T32] r4:85115780 [ 1328.148782][ T32] INFO: task kworker/0:297:3975 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.148818][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.148990][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.149038][ T32] Call trace: [ 1328.149163][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.149219][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.149243][ T32] r4:00000000 [ 1328.149262][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.149311][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.149555][ T32] 1d20: aa22c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.149589][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.149751][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.149780][ T32] r5:80070013 r4:80239bb0 [ 1328.149801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.149841][ T32] r4:82ac21e4 [ 1328.149862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.149904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.149928][ T32] r4:e0581dc0 [ 1328.149947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.149987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.150010][ T32] r4:00000000 [ 1328.150030][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.150073][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.150093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.150133][ T32] r5:00001000 r4:dfab3000 [ 1328.150153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.150191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.150232][ T32] r5:8502638c r4:85026000 [ 1328.150252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.150340][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.150365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.150413][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.150435][ T32] r4:8509f580 [ 1328.150454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.150526][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.150553][ T32] r4:00000001 [ 1328.150618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.150657][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.150683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.150738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.150768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.150797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.150819][ T32] r4:8509db40 [ 1328.150841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.150866][ T32] INFO: task kworker/0:298:3976 blocked for more than 454 seconds. [ 1328.150893][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.150962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.150989][ T32] task:kworker/0:298 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.151049][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.151090][ T32] Call trace: [ 1328.151242][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.151305][ T32] r10:8291a684 r9:e08c5d84 r8:00000002 r7:60000013 r6:e08c5d8c r5:84432400 [ 1328.151346][ T32] r4:84432400 [ 1328.151375][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.151420][ T32] r5:84432400 r4:8291a680 [ 1328.151445][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.151484][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.151526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c5e08 [ 1328.151547][ T32] r4:00000000 [ 1328.151566][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.151599][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.151759][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.151850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85115c40 ** 5 printk messages dropped ** [ 1328.152088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.152249][ T32] r5:8513538c r4:85135000 ** 3 printk messages dropped ** [ 1328.152518][ T32] r10:61c88647 r9:84432400 r8:85100e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.152944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.153776][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.178157][ T32] 1d20: aa642000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1328.178567][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1328.178737][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1328.179152][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1328.179571][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1328.179912][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1328.180233][ T32] r10:8291a684 r9:e08f5d84 r8:00000002 r7:60000113 r6:e08f5d8c r5:84436c00 ** 6 printk messages dropped ** [ 1328.180505][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.180656][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.180873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.180938][ T32] r5:84b0f38c r4:84b0f000 [ 1328.180962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.181010][ T32] r7:ddde2d80 r6:83018200 r5:84b0f38c r4:8509cd00 [ 1328.181034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.181080][ T32] r10:61c88647 r9:84436c00 r8:8509cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.181103][ T32] r4:8509cd00 [ 1328.181161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.181210][ T32] r10:00000000 r9:8509cd00 r8:80287e08 r7:e08b5e60 r6:85100f00 r5:84436c00 [ 1328.181232][ T32] r4:00000001 [ 1328.181251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.181419][ T32] Exception stack(0xe08f5fb0 to 0xe08f5ff8) [ 1328.181450][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.181482][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.181509][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.181537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.181566][ T32] r4:850f83c0 [ 1328.182007][ T32] INFO: task kworker/1:131:3978 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.182043][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.182240][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.182300][ T32] Call trace: [ 1328.182332][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.182382][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.182406][ T32] r4:00000000 [ 1328.182426][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.182464][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.182492][ T32] 1d20: aa642000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.182787][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.182819][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.182880][ T32] r5:80070013 r4:80239bb0 [ 1328.182905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.182947][ T32] r4:82ac21e4 [ 1328.183100][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.183167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.183193][ T32] r4:e0581dc0 [ 1328.183214][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.183254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.183283][ T32] r4:00000000 [ 1328.183306][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.183350][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.183386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.183431][ T32] r5:00001000 r4:dfab3000 [ 1328.183453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.183592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.183692][ T32] r5:8502638c r4:85026000 [ 1328.196188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.196424][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.196453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.196540][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.196646][ T32] r4:8509f580 [ 1328.196673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.196725][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.196754][ T32] r4:00000001 [ 1328.196781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.196820][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.196850][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.196879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.196957][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1328.197148][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.197375][ T32] r5:84433000 r4:8291a680 ** 5 printk messages dropped ** [ 1328.197554][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.197925][ T32] r5:8513578c r4:85135400 [ 1328.198109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.198423][ T32] r10:61c88647 r9:84433000 r8:85100fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.198778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.199526][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1328.200060][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1328.200187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1328.200696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.201539][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1328.202139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.202638][ T32] task:kworker/0:300 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.203665][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.226153][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.226690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.226777][ T32] r5:85135b8c r4:85135800 ** 3 printk messages dropped ** [ 1328.227091][ T32] r10:61c88647 r9:850e0000 r8:851100ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.227141][ T32] r4:85110080 [ 1328.227189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.227289][ T32] r10:00000000 r9:85110080 r8:80287e08 r7:e0895e60 r6:85110100 r5:850e0000 [ 1328.227371][ T32] r4:00000001 [ 1328.227425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.227553][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) [ 1328.227623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.227682][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.227736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.227795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.227842][ T32] r4:85115340 [ 1328.228645][ T32] INFO: task kworker/0:300:3984 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.228727][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.228867][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.228958][ T32] Call trace: [ 1328.229046][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.229154][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.229203][ T32] r4:00000000 [ 1328.229247][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.229336][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.229395][ T32] 1d20: aa84d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.229453][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.229511][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.229564][ T32] r5:80070013 r4:80239bb0 [ 1328.229611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.229699][ T32] r4:82ac21e4 [ 1328.229776][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.229873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.229921][ T32] r4:e0581dc0 [ 1328.229963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.230046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.230092][ T32] r4:00000000 [ 1328.230137][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.230225][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.230269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.230367][ T32] r5:00001000 r4:dfab3000 [ 1328.230410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.230486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.230574][ T32] r5:8502638c r4:85026000 [ 1328.230617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.230707][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.230749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.230838][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.230884][ T32] r4:8509f580 [ 1328.230923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.231013][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.231059][ T32] r4:00000001 [ 1328.231101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.231173][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.231226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.231297][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.231354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.231411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.231457][ T32] r4:8509db40 [ 1328.231500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.231587][ T32] INFO: task kworker/0:301:3986 blocked for more than 454 seconds. [ 1328.231656][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.231708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.231751][ T32] task:kworker/0:301 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.231839][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.231924][ T32] Call trace: [ 1328.231990][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.232118][ T32] r10:8291a684 r9:e089dd84 r8:00000002 r7:60000113 r6:e089dd8c r5:85072400 [ 1328.232189][ T32] r4:85072400 [ 1328.232235][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.232369][ T32] r5:85072400 r4:8291a680 [ 1328.232413][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.232493][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.232584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e089de08 [ 1328.232636][ T32] r4:00000000 [ 1328.232826][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.232925][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.232997][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.233083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105000 ** 7 printk messages dropped ** [ 1328.256397][ T32] r5:85135f8c r4:85135c00 [ 1328.256526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.256637][ T32] r7:dddced80 r6:83018000 r5:85135f8c r4:85110180 ** 1 printk messages dropped ** [ 1328.256812][ T32] r10:61c88647 r9:85072400 r8:851101ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1328.257184][ T32] Exception stack(0xe089dfb0 to 0xe089dff8) ** 6 printk messages dropped ** [ 1328.258480][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.259319][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1328.259696][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1328.260053][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1328.260612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.261167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.262014][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.262676][ T32] r5:85075400 r4:8291a680 ** 3 printk messages dropped ** [ 1328.262922][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.263219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851052c0 ** 7 printk messages dropped ** [ 1328.294818][ T32] r5:8513678c r4:85136400 [ 1328.294906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.295252][ T32] r4:85110200 ** 3 printk messages dropped ** [ 1328.295499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.296964][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1328.297361][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1328.297799][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.298135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1328.298870][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1328.299188][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.299234][ T32] r4:00000001 [ 1328.299282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.299357][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.299410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.299471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.299525][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.299587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.299669][ T32] r4:8509db40 [ 1328.299879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.299951][ T32] INFO: task kworker/0:303:3990 blocked for more than 454 seconds. [ 1328.300018][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.300071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.300177][ T32] task:kworker/0:303 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.300294][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.300413][ T32] Call trace: [ 1328.300500][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.300707][ T32] r10:8291a684 r9:e0735d84 r8:00000002 r7:60000113 r6:e0735d8c r5:85065400 [ 1328.300774][ T32] r4:85065400 [ 1328.300822][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.300908][ T32] r5:85065400 r4:8291a680 [ 1328.300983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.301077][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.301166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 [ 1328.301240][ T32] r4:00000000 [ 1328.301369][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.301456][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.301528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.301620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851056c0 [ 1328.301672][ T32] r4:00000000 [ 1328.301717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.301808][ T32] r9:83018005 r8:85065400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1328.301851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.301927][ T32] r5:00001000 r4:dff0b000 [ 1328.301965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.302035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.302124][ T32] r5:85136f8c r4:85136c00 [ 1328.302171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.302297][ T32] r7:dddced80 r6:83018000 r5:85136f8c r4:85110280 [ 1328.302351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.302450][ T32] r10:61c88647 r9:85065400 r8:851102ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.302498][ T32] r4:85110280 [ 1328.302578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.302680][ T32] r10:00000000 r9:85110280 r8:80287e08 r7:e08a5e60 r6:8509ce80 r5:85065400 [ 1328.302729][ T32] r4:00000001 [ 1328.302770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.302846][ T32] Exception stack(0xe0735fb0 to 0xe0735ff8) [ 1328.302901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.302967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.303028][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.303090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.303137][ T32] r4:85105300 [ 1328.303658][ T32] INFO: task kworker/0:303:3990 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.318620][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.318922][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.319049][ T32] Call trace: [ 1328.319148][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.319262][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.319330][ T32] r4:00000000 [ 1328.319376][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.319459][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.319523][ T32] 1d20: aae43000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.319588][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.319647][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.319699][ T32] r5:80070013 r4:80239bb0 [ 1328.319751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.319836][ T32] r4:82ac21e4 [ 1328.319884][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.319973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.320042][ T32] r4:e0581dc0 [ 1328.320094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.320181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.320232][ T32] r4:00000000 [ 1328.320288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.320410][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.320463][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.320549][ T32] r5:00001000 r4:dfab3000 [ 1328.320591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.320669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.320760][ T32] r5:8502638c r4:85026000 [ 1328.320805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.320901][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.320965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.321157][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.321219][ T32] r4:8509f580 [ 1328.321264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.321373][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.321420][ T32] r4:00000001 [ 1328.321460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.321534][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.321609][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.321673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.321738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.321802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.321853][ T32] r4:8509db40 [ 1328.321903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.321980][ T32] INFO: task kworker/0:304:3993 blocked for more than 454 seconds. [ 1328.322052][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.322114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.322210][ T32] task:kworker/0:304 state:D stack:0 pid:3993 tgid:3993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.322327][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.322415][ T32] Call trace: [ 1328.322487][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.322587][ T32] r10:8291a684 r9:e0711d84 r8:00000002 r7:60000113 r6:e0711d8c r5:85060c00 [ 1328.322642][ T32] r4:85060c00 [ 1328.322687][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.322778][ T32] r5:85060c00 r4:8291a680 [ 1328.322827][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.322939][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.323043][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0711e08 [ 1328.323097][ T32] r4:00000000 [ 1328.323141][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.323253][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.323429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.323531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851054c0 [ 1328.323600][ T32] r4:00000000 [ 1328.323650][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.349183][ T32] r9:83018005 r8:85060c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1328.349375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.349504][ T32] r5:00001000 r4:dfe79000 [ 1328.349551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.349637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.349732][ T32] r5:85136b8c r4:85136800 [ 1328.349778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.349867][ T32] r7:dddced80 r6:83018000 r5:85136b8c r4:85110300 [ 1328.349910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.349998][ T32] r10:61c88647 r9:85060c00 r8:8511032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.350049][ T32] r4:85110300 [ 1328.350098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.350201][ T32] r10:00000000 r9:85110300 r8:80287e08 r7:e0735e60 r6:8509cf00 r5:85060c00 [ 1328.350254][ T32] r4:00000001 [ 1328.350332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.350420][ T32] Exception stack(0xe0711fb0 to 0xe0711ff8) [ 1328.350491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.350560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.350619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.350682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.350733][ T32] r4:85105340 [ 1328.351521][ T32] INFO: task kworker/0:304:3993 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.351605][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.351749][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.351847][ T32] Call trace: [ 1328.351914][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.352022][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.352076][ T32] r4:00000000 [ 1328.352131][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.352217][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.352297][ T32] 1d20: ab12a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.352396][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.352457][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.352514][ T32] r5:80070013 r4:80239bb0 [ 1328.352563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.352650][ T32] r4:82ac21e4 [ 1328.352698][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.352782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.352828][ T32] r4:e0581dc0 [ 1328.352910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.353009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.353061][ T32] r4:00000000 [ 1328.353106][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.353194][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.353241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.353344][ T32] r5:00001000 r4:dfab3000 [ 1328.353394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.353479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.353595][ T32] r5:8502638c r4:85026000 [ 1328.353649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.364491][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.364635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.364770][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.364827][ T32] r4:8509f580 [ 1328.364879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.364982][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.365036][ T32] r4:00000001 [ 1328.365081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.365168][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.365253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.365327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.365408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.365503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.365563][ T32] r4:8509db40 [ 1328.365613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.365688][ T32] INFO: task kworker/1:132:3995 blocked for more than 454 seconds. [ 1328.365755][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.365807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.365852][ T32] task:kworker/1:132 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.365961][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.366056][ T32] Call trace: [ 1328.366192][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.366304][ T32] r10:8291a684 r9:e0771d84 r8:00000002 r7:60000113 r6:e0771d8c r5:84840000 [ 1328.366358][ T32] r4:84840000 [ 1328.366405][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.366492][ T32] r5:84840000 r4:8291a680 [ 1328.366558][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.366680][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.366775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0771e08 [ 1328.366826][ T32] r4:00000000 [ 1328.366870][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.366949][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.367032][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.367120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510d540 [ 1328.367188][ T32] r4:00000000 [ 1328.367241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.367363][ T32] r9:83018205 r8:84840000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1328.367435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.367527][ T32] r5:00001000 r4:e0505000 [ 1328.367605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.367696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.367783][ T32] r5:84b0f78c r4:84b0f400 [ 1328.367829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.367924][ T32] r7:ddde2d80 r6:83018200 r5:84b0f78c r4:8509cf80 [ 1328.367972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.368073][ T32] r10:61c88647 r9:84840000 r8:8509cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.368147][ T32] r4:8509cf80 [ 1328.368300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.368427][ T32] r10:00000000 r9:8509cf80 r8:80287e08 r7:e08b5e60 r6:8509c480 r5:84840000 [ 1328.368476][ T32] r4:00000001 [ 1328.368584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.368703][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1328.368770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.368850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.368917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.369004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.369063][ T32] r4:8510d240 [ 1328.369854][ T32] INFO: task kworker/1:132:3995 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.369936][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.370060][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.370166][ T32] Call trace: [ 1328.370236][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.370349][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.370400][ T32] r4:00000000 [ 1328.370467][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.370560][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.370655][ T32] 1d20: ab12a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.370724][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.370780][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.370831][ T32] r5:80070013 r4:80239bb0 [ 1328.370903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.370996][ T32] r4:82ac21e4 [ 1328.371080][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.371185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.371243][ T32] r4:e0581dc0 [ 1328.371303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.371393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.371452][ T32] r4:00000000 [ 1328.371499][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.371589][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.371636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.371719][ T32] r5:00001000 r4:dfab3000 [ 1328.371766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.371845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.371930][ T32] r5:8502638c r4:85026000 [ 1328.371972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.372066][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.372187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.372342][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.372399][ T32] r4:8509f580 [ 1328.372447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.372582][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.372639][ T32] r4:00000001 [ 1328.372684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.372763][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.372819][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.372895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.372958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.373019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.373066][ T32] r4:8509db40 [ 1328.373111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.373162][ T32] INFO: task kworker/0:305:3996 blocked for more than 454 seconds. [ 1328.373215][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.373265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.373341][ T32] task:kworker/0:305 state:D stack:0 pid:3996 tgid:3996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.373438][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.373520][ T32] Call trace: [ 1328.373583][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.373673][ T32] r10:8291a684 r9:e078dd84 r8:00000002 r7:60000113 r6:e078dd8c r5:850e3000 [ 1328.404867][ T32] r4:850e3000 [ 1328.405045][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.405216][ T32] r5:850e3000 r4:8291a680 [ 1328.405300][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.405388][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.405480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e078de08 [ 1328.405613][ T32] r4:00000000 [ 1328.405845][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.405938][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.406019][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.406147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105780 [ 1328.406205][ T32] r4:00000000 [ 1328.406251][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.406471][ T32] r9:83018005 r8:850e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1328.406529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.406701][ T32] r5:00001000 r4:dffc1000 [ 1328.406755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.407048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.407148][ T32] r5:8513738c r4:85137000 [ 1328.407253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.407368][ T32] r7:dddced80 r6:83018000 r5:8513738c r4:85110380 [ 1328.407416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.407509][ T32] r10:61c88647 r9:850e3000 r8:851103ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.407558][ T32] r4:85110380 [ 1328.407603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.407696][ T32] r10:00000000 r9:85110380 r8:80287e08 r7:e0735e60 r6:85110400 r5:850e3000 [ 1328.407743][ T32] r4:00000001 [ 1328.407783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.407855][ T32] Exception stack(0xe078dfb0 to 0xe078dff8) [ 1328.407918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.407978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.408035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.408132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.408187][ T32] r4:85105940 [ 1328.409037][ T32] INFO: task kworker/0:305:3996 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.409123][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.409260][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.409407][ T32] Call trace: [ 1328.409476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.409575][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.409626][ T32] r4:00000000 [ 1328.409703][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.409792][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.410103][ T32] 1d20: ab3c8000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.410177][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.410232][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.410295][ T32] r5:80070013 r4:80239bb0 [ 1328.410341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.410422][ T32] r4:82ac21e4 [ 1328.410465][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.410549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.410596][ T32] r4:e0581dc0 [ 1328.410636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.410720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.410768][ T32] r4:00000000 [ 1328.410811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.410902][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.410946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.411029][ T32] r5:00001000 r4:dfab3000 [ 1328.411070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.411149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.411232][ T32] r5:8502638c r4:85026000 [ 1328.411281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.411374][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.411418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.411512][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.411564][ T32] r4:8509f580 [ 1328.411643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.411742][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.411793][ T32] r4:00000001 [ 1328.411870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.411992][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.412055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.412122][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.412186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.412249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.412438][ T32] r4:8509db40 [ 1328.412507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.412570][ T32] INFO: task kworker/0:306:3998 blocked for more than 454 seconds. [ 1328.412638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.412696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.412746][ T32] task:kworker/0:306 state:D stack:0 pid:3998 tgid:3998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.412846][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.412981][ T32] Call trace: [ 1328.413056][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.413152][ T32] r10:8291a684 r9:e08fdd84 r8:00000002 r7:60000013 r6:e08fdd8c r5:850e1800 [ 1328.413203][ T32] r4:850e1800 [ 1328.413245][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.413341][ T32] r5:850e1800 r4:8291a680 [ 1328.413437][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.413527][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.413615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08fde08 [ 1328.413661][ T32] r4:00000000 [ 1328.444461][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.444596][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.444640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.444684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105a80 [ 1328.444708][ T32] r4:00000000 [ 1328.444728][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.444775][ T32] r9:83018005 r8:850e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1328.444797][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.444876][ T32] r5:00001000 r4:e0001000 [ 1328.444934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.444979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.445056][ T32] r5:8513778c r4:85137400 [ 1328.445084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.445180][ T32] r7:dddced80 r6:83018000 r5:8513778c r4:85110480 [ 1328.445205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.445253][ T32] r10:61c88647 r9:850e1800 r8:851104ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.445281][ T32] r4:85110480 [ 1328.445304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.445349][ T32] r10:00000000 r9:85110480 r8:80287e08 r7:e078de60 r6:85110500 r5:850e1800 [ 1328.445406][ T32] r4:00000001 [ 1328.445431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.445558][ T32] Exception stack(0xe08fdfb0 to 0xe08fdff8) [ 1328.445623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.445656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.445683][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.445711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.445774][ T32] r4:85105940 [ 1328.446304][ T32] INFO: task kworker/0:306:3998 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.446384][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.446627][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.446780][ T32] Call trace: [ 1328.446812][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.446864][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.446888][ T32] r4:00000000 [ 1328.446907][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.446945][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.446973][ T32] 1d20: abcf2000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.447066][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.447207][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.447308][ T32] r5:80070013 r4:80239bb0 [ 1328.447333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.447423][ T32] r4:82ac21e4 [ 1328.447447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.447569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.447630][ T32] r4:e0581dc0 [ 1328.447659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.447729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.447755][ T32] r4:00000000 [ 1328.447776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.447819][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.447840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.447894][ T32] r5:00001000 r4:dfab3000 [ 1328.447916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.447993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.448039][ T32] r5:8502638c r4:85026000 [ 1328.448128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.448206][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.448246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.448341][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.448397][ T32] r4:8509f580 [ 1328.448659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.448802][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.448858][ T32] r4:00000001 [ 1328.448930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.449011][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.449066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.449123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.449198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.449284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.449341][ T32] r4:8509db40 [ 1328.449385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.449443][ T32] INFO: task kworker/0:307:4000 blocked for more than 454 seconds. [ 1328.449563][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.449624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.449666][ T32] task:kworker/0:307 state:D stack:0 pid:4000 tgid:4000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.449792][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.449917][ T32] Call trace: [ 1328.449986][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.450082][ T32] r10:8291a684 r9:e4909d84 r8:00000002 r7:60000013 r6:e4909d8c r5:850e3c00 [ 1328.450148][ T32] r4:850e3c00 [ 1328.450196][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.450287][ T32] r5:850e3c00 r4:8291a680 [ 1328.450329][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.450404][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.450490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4909e08 [ 1328.450539][ T32] r4:00000000 [ 1328.450596][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.450671][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.450741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.450819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105c80 [ 1328.450909][ T32] r4:00000000 [ 1328.450992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.451092][ T32] r9:83018005 r8:850e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.451141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.451315][ T32] r5:00001000 r4:e0031000 [ 1328.451405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.451529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.451656][ T32] r5:85137b8c r4:85137800 [ 1328.451857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.451966][ T32] r7:dddced80 r6:83018000 r5:85137b8c r4:85110580 [ 1328.452042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.452163][ T32] r10:61c88647 r9:850e3c00 r8:851105ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.452250][ T32] r4:85110580 [ 1328.452377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.452468][ T32] r10:00000000 r9:85110580 r8:80287e08 r7:e08fde60 r6:85110600 r5:850e3c00 [ 1328.452520][ T32] r4:00000001 [ 1328.452597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.452912][ T32] Exception stack(0xe4909fb0 to 0xe4909ff8) [ 1328.453039][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.453159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.453221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.453398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.453454][ T32] r4:85105a40 [ 1328.483255][ T32] INFO: task kworker/0:307:4000 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.483455][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.483619][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.483830][ T32] Call trace: [ 1328.494629][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.494775][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.494826][ T32] r4:00000000 [ 1328.494871][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.494955][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.495036][ T32] 1d20: ac3cc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.495103][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.495155][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.495210][ T32] r5:80070013 r4:80239bb0 [ 1328.495251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.495340][ T32] r4:82ac21e4 [ 1328.495385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.495507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.495586][ T32] r4:e0581dc0 [ 1328.495633][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.495752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.495804][ T32] r4:00000000 [ 1328.495847][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.495967][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.496023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.496139][ T32] r5:00001000 r4:dfab3000 [ 1328.496189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.496272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.496429][ T32] r5:8502638c r4:85026000 [ 1328.496480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.496579][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.496625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.496716][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.496845][ T32] r4:8509f580 [ 1328.496900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.496995][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.497049][ T32] r4:00000001 [ 1328.497124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.497206][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.497263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.497326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.497390][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.497452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.497757][ T32] r4:8509db40 [ 1328.498014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.498129][ T32] INFO: task kworker/0:308:4002 blocked for more than 454 seconds. [ 1328.498204][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.498257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.498323][ T32] task:kworker/0:308 state:D stack:0 pid:4002 tgid:4002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.498444][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.498562][ T32] Call trace: [ 1328.498651][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.498764][ T32] r10:8291a684 r9:e490dd84 r8:00000002 r7:60000113 r6:e490dd8c r5:850e4800 [ 1328.498847][ T32] r4:850e4800 [ 1328.498874][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.498924][ T32] r5:850e4800 r4:8291a680 [ 1328.498946][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.499208][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.499294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e490de08 [ 1328.499326][ T32] r4:00000000 [ 1328.499386][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.499428][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.499703][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.499893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105ec0 [ 1328.499942][ T32] r4:00000000 [ 1328.499982][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.500032][ T32] r9:83018005 r8:850e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1328.500054][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.500095][ T32] r5:00001000 r4:e0191000 [ 1328.500115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.500152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.500218][ T32] r5:85137f8c r4:85137c00 [ 1328.500253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.500363][ T32] r7:dddced80 r6:83018000 r5:85137f8c r4:85110680 [ 1328.500420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.500471][ T32] r10:61c88647 r9:850e4800 r8:851106ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.500565][ T32] r4:85110680 [ 1328.500628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.500716][ T32] r10:00000000 r9:85110680 r8:80287e08 r7:e4909e60 r6:85110700 r5:850e4800 [ 1328.500768][ T32] r4:00000001 [ 1328.500805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.500851][ T32] Exception stack(0xe490dfb0 to 0xe490dff8) [ 1328.500881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.500936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.501516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.501552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.501576][ T32] r4:85105c40 [ 1328.502080][ T32] INFO: task kworker/0:308:4002 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.502154][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.502320][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.502498][ T32] Call trace: [ 1328.502591][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.502696][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.502746][ T32] r4:00000000 [ 1328.502787][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1328.502959][ T32] 1d20: ac3cc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.503006][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.503032][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.503055][ T32] r5:80070013 r4:80239bb0 [ 1328.503132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.503190][ T32] r4:82ac21e4 [ 1328.503214][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.503257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.503279][ T32] r4:e0581dc0 [ 1328.503303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.503348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.503737][ T32] r4:00000000 [ 1328.525021][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.525124][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.525150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.525197][ T32] r5:00001000 r4:dfab3000 [ 1328.525219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.525265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.525332][ T32] r5:8502638c r4:85026000 [ 1328.525358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.525465][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.525568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.525675][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.525817][ T32] r4:8509f580 [ 1328.526105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.526159][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.526183][ T32] r4:00000001 [ 1328.526204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.526241][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.527206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.527241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.527274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.527305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.527422][ T32] r4:8509db40 [ 1328.527450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.527523][ T32] INFO: task kworker/0:309:4004 blocked for more than 455 seconds. [ 1328.527566][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.527617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.528114][ T32] task:kworker/0:309 state:D stack:0 pid:4004 tgid:4004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.528380][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.528429][ T32] Call trace: [ 1328.529057][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.529118][ T32] r10:8291a684 r9:e0745d84 r8:00000002 r7:60000113 r6:e0745d8c r5:850e0c00 [ 1328.529164][ T32] r4:850e0c00 [ 1328.529188][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.529271][ T32] r5:850e0c00 r4:8291a680 [ 1328.529373][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.529466][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.529561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 [ 1328.529666][ T32] r4:00000000 [ 1328.529689][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.529730][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.529860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.529958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a400 [ 1328.529985][ T32] r4:00000000 [ 1328.530018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.530069][ T32] r9:83018005 r8:850e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1328.530141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.530346][ T32] r5:00001000 r4:e0519000 [ 1328.530375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.530418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.530526][ T32] r5:8514078c r4:85140400 [ 1328.530555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.530622][ T32] r7:dddced80 r6:83018000 r5:8514078c r4:85110780 [ 1328.530647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.530695][ T32] r10:61c88647 r9:850e0c00 r8:851107ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.530717][ T32] r4:85110780 [ 1328.530736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.530783][ T32] r10:00000000 r9:85110780 r8:80287e08 r7:e490de60 r6:85110800 r5:850e0c00 [ 1328.530832][ T32] r4:00000001 [ 1328.530884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.530968][ T32] Exception stack(0xe0745fb0 to 0xe0745ff8) [ 1328.531144][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.531178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.531206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.531296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.531323][ T32] r4:8510a000 [ 1328.531887][ T32] INFO: task kworker/0:309:4004 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.531991][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.532188][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.532293][ T32] Call trace: [ 1328.532408][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.532591][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.532692][ T32] r4:00000000 [ 1328.532745][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.532854][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.532949][ T32] 1d20: ac56f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.533058][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.533128][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.533188][ T32] r5:80070013 r4:80239bb0 [ 1328.533260][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.533378][ T32] r4:82ac21e4 [ 1328.533681][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.533771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.533796][ T32] r4:e0581dc0 [ 1328.533817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.533869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.555762][ T32] r4:00000000 [ 1328.555870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.555948][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.556103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.556371][ T32] r5:00001000 r4:dfab3000 [ 1328.556405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.556530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.556580][ T32] r5:8502638c r4:85026000 [ 1328.556603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.556657][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.556690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.556808][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.556836][ T32] r4:8509f580 [ 1328.556856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.556903][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.556926][ T32] r4:00000001 [ 1328.556946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.556983][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.558275][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.558311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.558370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.558406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.558430][ T32] r4:8509db40 [ 1328.558467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.558581][ T32] INFO: task kworker/1:133:4006 blocked for more than 455 seconds. [ 1328.558618][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.558644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.558668][ T32] task:kworker/1:133 state:D stack:0 pid:4006 tgid:4006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.558872][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.558929][ T32] Call trace: [ 1328.559068][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.559126][ T32] r10:8291a684 r9:e491dd84 r8:00000002 r7:60000113 r6:e491dd8c r5:850e2400 [ 1328.559261][ T32] r4:850e2400 [ 1328.559332][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.559518][ T32] r5:850e2400 r4:8291a680 [ 1328.560103][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.560149][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.560193][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e491de08 [ 1328.560556][ T32] r4:00000000 [ 1328.560590][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.560906][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.560949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.560992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aafc0 [ 1328.561015][ T32] r4:00000000 [ 1328.561146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.561199][ T32] r9:83018205 r8:850e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.561258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.561660][ T32] r5:00001000 r4:e0559000 [ 1328.561686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.561728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.561770][ T32] r5:8487478c r4:84874400 [ 1328.561886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.562095][ T32] r7:ddde2d80 r6:83018200 r5:8487478c r4:8510c000 [ 1328.562120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.562238][ T32] r10:61c88647 r9:850e2400 r8:8510c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.562463][ T32] r4:8510c000 [ 1328.562514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.562564][ T32] r10:00000000 r9:8510c000 r8:80287e08 r7:e0771e60 r6:85110880 r5:850e2400 [ 1328.562587][ T32] r4:00000001 [ 1328.562639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.562679][ T32] Exception stack(0xe491dfb0 to 0xe491dff8) [ 1328.562735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.562768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.562797][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.562848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.562900][ T32] r4:8510d680 [ 1328.563351][ T32] INFO: task kworker/1:133:4006 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.563418][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.563508][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.563553][ T32] Call trace: [ 1328.563615][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.563666][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.563716][ T32] r4:00000000 [ 1328.594686][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.594908][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.594978][ T32] 1d20: acf22000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.595065][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.595130][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.595185][ T32] r5:80070013 r4:80239bb0 [ 1328.595234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.595394][ T32] r4:82ac21e4 [ 1328.595458][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.595614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.595684][ T32] r4:e0581dc0 [ 1328.595730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.595882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.595942][ T32] r4:00000000 [ 1328.596071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.596181][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.596231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.596453][ T32] r5:00001000 r4:dfab3000 [ 1328.596520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.596611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.596702][ T32] r5:8502638c r4:85026000 [ 1328.596746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.596842][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.596888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.597002][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.597030][ T32] r4:8509f580 [ 1328.597052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.597101][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.597151][ T32] r4:00000001 [ 1328.597179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.597224][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.597284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.597316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.597388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.597426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.597450][ T32] r4:8509db40 [ 1328.597477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.597508][ T32] INFO: task kworker/0:310:4009 blocked for more than 455 seconds. [ 1328.597542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.597752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.598254][ T32] task:kworker/0:310 state:D stack:0 pid:4009 tgid:4009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.598367][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.598610][ T32] Call trace: [ 1328.598657][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.598709][ T32] r10:8291a684 r9:e4921d84 r8:00000002 r7:60000013 r6:e4921d8c r5:850e6c00 [ 1328.598861][ T32] r4:850e6c00 [ 1328.598889][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.598967][ T32] r5:850e6c00 r4:8291a680 [ 1328.599294][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.599343][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.599386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4921e08 [ 1328.599721][ T32] r4:00000000 [ 1328.599746][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.599782][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.600107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.600153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a600 [ 1328.600177][ T32] r4:00000000 [ 1328.600197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.600294][ T32] r9:83018005 r8:850e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.600636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.600685][ T32] r5:00001000 r4:e052f000 [ 1328.600707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.600746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.600787][ T32] r5:85140b8c r4:85140800 [ 1328.600812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.600912][ T32] r7:dddced80 r6:83018000 r5:85140b8c r4:85110900 [ 1328.601295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.601346][ T32] r10:61c88647 r9:850e6c00 r8:8511092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.601822][ T32] r4:85110900 [ 1328.601850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.601897][ T32] r10:00000000 r9:85110900 r8:80287e08 r7:e0745e60 r6:85110980 r5:850e6c00 [ 1328.601919][ T32] r4:00000001 [ 1328.601971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.602012][ T32] Exception stack(0xe4921fb0 to 0xe4921ff8) [ 1328.602060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.602161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.602266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.602346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.602445][ T32] r4:8510a140 [ 1328.603247][ T32] INFO: task kworker/0:310:4009 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.603346][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.603423][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.603468][ T32] Call trace: [ 1328.603498][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.603553][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.603752][ T32] r4:00000000 [ 1328.634529][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.634623][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.634658][ T32] 1d20: ad2f5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.634688][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.634714][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.634741][ T32] r5:80070013 r4:80239bb0 [ 1328.634795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.634974][ T32] r4:82ac21e4 [ 1328.635007][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.635054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.635079][ T32] r4:e0581dc0 [ 1328.635099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.635141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.635182][ T32] r4:00000000 [ 1328.635207][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.635261][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.635284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.636570][ T32] r5:00001000 r4:dfab3000 [ 1328.636694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.636809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.637615][ T32] r5:8502638c r4:85026000 [ 1328.637743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.637873][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.637900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.637949][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.637972][ T32] r4:8509f580 [ 1328.637992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.638037][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.638067][ T32] r4:00000001 [ 1328.638639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.638681][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.638709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.638778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.638810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.638861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.638919][ T32] r4:8509db40 [ 1328.638948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.638992][ T32] INFO: task kworker/1:134:4010 blocked for more than 455 seconds. [ 1328.639026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.639051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.639075][ T32] task:kworker/1:134 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.639176][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.639225][ T32] Call trace: [ 1328.639264][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.639319][ T32] r10:8291a684 r9:e4925d84 r8:00000002 r7:60000113 r6:e4925d8c r5:850e6000 [ 1328.639350][ T32] r4:850e6000 [ 1328.639568][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.639617][ T32] r5:850e6000 r4:8291a680 [ 1328.639639][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.639679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.639742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4925e08 [ 1328.639839][ T32] r4:00000000 [ 1328.639881][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.639921][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.639956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.639996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aaec0 [ 1328.640021][ T32] r4:00000000 [ 1328.640040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.640254][ T32] r9:83018205 r8:850e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1328.640283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.640354][ T32] r5:00001000 r4:e015f000 [ 1328.640380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.640566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.640614][ T32] r5:84b0ff8c r4:84b0fc00 [ 1328.640635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.640680][ T32] r7:ddde2d80 r6:83018200 r5:84b0ff8c r4:8510c080 [ 1328.640942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.641009][ T32] r10:61c88647 r9:850e6000 r8:8510c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.641037][ T32] r4:8510c080 [ 1328.641093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.641141][ T32] r10:00000000 r9:8510c080 r8:80287e08 r7:e491de60 r6:85110a00 r5:850e6000 [ 1328.641164][ T32] r4:00000001 [ 1328.641183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.641218][ T32] Exception stack(0xe4925fb0 to 0xe4925ff8) [ 1328.641243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.641526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.641558][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.641587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.641608][ T32] r4:8510d500 [ 1328.642071][ T32] INFO: task kworker/1:134:4010 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.642149][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.642280][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.642380][ T32] Call trace: [ 1328.642490][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.642636][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.642952][ T32] r4:00000000 [ 1328.642981][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.643025][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.643257][ T32] 1d20: ad2f5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.643634][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.643663][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.643689][ T32] r5:80070013 r4:80239bb0 [ 1328.643709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.664199][ T32] r4:82ac21e4 [ 1328.664246][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.672150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.672424][ T32] r4:e0581dc0 [ 1328.672465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.672531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.672558][ T32] r4:00000000 [ 1328.673193][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.673249][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.673394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.673545][ T32] r5:00001000 r4:dfab3000 [ 1328.673572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.673616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.673773][ T32] r5:8502638c r4:85026000 [ 1328.684893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.684972][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.684997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.685046][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.685071][ T32] r4:8509f580 [ 1328.685091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.685138][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.685222][ T32] r4:00000001 [ 1328.685256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.685383][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.685493][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.685531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.685694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.685729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.685753][ T32] r4:8509db40 [ 1328.685776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.687018][ T32] INFO: task kworker/0:311:4012 blocked for more than 455 seconds. [ 1328.687059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.687086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.687110][ T32] task:kworker/0:311 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.687344][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.687853][ T32] Call trace: [ 1328.687902][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.687960][ T32] r10:8291a684 r9:e4919d84 r8:00000002 r7:60000013 r6:e4919d8c r5:850e5400 [ 1328.688212][ T32] r4:850e5400 [ 1328.688454][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.688997][ T32] r5:850e5400 r4:8291a680 [ 1328.689213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.689263][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.689340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4919e08 [ 1328.689368][ T32] r4:00000000 [ 1328.689391][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.689670][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.689771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.689957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a7c0 [ 1328.690071][ T32] r4:00000000 [ 1328.690126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.690221][ T32] r9:83018005 r8:850e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1328.690276][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.690387][ T32] r5:00001000 r4:e0543000 [ 1328.690438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.690623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.690720][ T32] r5:85140f8c r4:85140c00 [ 1328.690798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.690894][ T32] r7:dddced80 r6:83018000 r5:85140f8c r4:85110a80 [ 1328.691056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.691162][ T32] r10:61c88647 r9:850e5400 r8:85110aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.691211][ T32] r4:85110a80 [ 1328.691258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.691351][ T32] r10:00000000 r9:85110a80 r8:80287e08 r7:e4921e60 r6:85110b00 r5:850e5400 [ 1328.691400][ T32] r4:00000001 [ 1328.691441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.691521][ T32] Exception stack(0xe4919fb0 to 0xe4919ff8) [ 1328.691578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.691646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.691704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.691766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.691999][ T32] r4:8510a5c0 [ 1328.692874][ T32] INFO: task kworker/0:311:4012 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.692992][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.693296][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.693393][ T32] Call trace: [ 1328.693542][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.693660][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.693711][ T32] r4:00000000 [ 1328.715317][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.715393][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.715428][ T32] 1d20: ad89f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.715458][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.715484][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.715514][ T32] r5:80070013 r4:80239bb0 [ 1328.715538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.715583][ T32] r4:82ac21e4 [ 1328.715605][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.715648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.715671][ T32] r4:e0581dc0 [ 1328.715691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.715734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.715757][ T32] r4:00000000 [ 1328.715776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.715821][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.715845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.715890][ T32] r5:00001000 r4:dfab3000 [ 1328.715910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.715949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.715991][ T32] r5:8502638c r4:85026000 [ 1328.716011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.716056][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.716077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.716422][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.716459][ T32] r4:8509f580 [ 1328.716483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.716532][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.716557][ T32] r4:00000001 [ 1328.716613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.716655][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.716681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.716816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.716853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.716885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.716908][ T32] r4:8509db40 [ 1328.716932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.716961][ T32] INFO: task kworker/0:312:4014 blocked for more than 455 seconds. [ 1328.716993][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.717018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.717041][ T32] task:kworker/0:312 state:D stack:0 pid:4014 tgid:4014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.717137][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.717207][ T32] Call trace: [ 1328.717292][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.717346][ T32] r10:8291a684 r9:e4911d84 r8:00000002 r7:60000113 r6:e4911d8c r5:84436000 [ 1328.717370][ T32] r4:84436000 [ 1328.717391][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.717469][ T32] r5:84436000 r4:8291a680 [ 1328.717494][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.717539][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.717681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4911e08 [ 1328.717709][ T32] r4:00000000 [ 1328.717730][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.717766][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.717802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1328.718214][ T32] r5:00001000 r4:e063f000 ** 1 printk messages dropped ** [ 1328.718301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.718518][ T32] r5:8514178c r4:85141400 [ 1328.718542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.718587][ T32] r7:dddced80 r6:83018000 r5:8514178c r4:85110b80 [ 1328.718644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.718724][ T32] r10:61c88647 r9:84436000 r8:85110bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.718849][ T32] r4:85110b80 [ 1328.718873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.718918][ T32] r10:00000000 r9:85110b80 r8:80287e08 r7:e4919e60 r6:85110c00 r5:84436000 [ 1328.718941][ T32] r4:00000001 [ 1328.718960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.718994][ T32] Exception stack(0xe4911fb0 to 0xe4911ff8) [ 1328.719020][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.719074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.719105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.719230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.719263][ T32] r4:8510a780 [ 1328.719903][ T32] INFO: task kworker/0:312:4014 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.719944][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.720375][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.720435][ T32] Call trace: [ 1328.720472][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.721254][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.721284][ T32] r4:00000000 [ 1328.721593][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.721638][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.721667][ T32] 1d20: ad89f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.721696][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.721721][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.722101][ T32] r5:80070013 r4:80239bb0 [ 1328.722155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.722242][ T32] r4:82ac21e4 [ 1328.722303][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.722394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.722450][ T32] r4:e0581dc0 [ 1328.722624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.722725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.722786][ T32] r4:00000000 [ 1328.722832][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.722923][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.723302][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.723484][ T32] r5:00001000 r4:dfab3000 [ 1328.723541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.723692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.750314][ T32] r5:8502638c r4:85026000 [ 1328.750371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.750449][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.750472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.750620][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.751040][ T32] r4:8509f580 [ 1328.751067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.751253][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.751280][ T32] r4:00000001 [ 1328.751544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.751610][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.751679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.751717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.751748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.751869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.751971][ T32] r4:8509db40 [ 1328.751999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.752081][ T32] INFO: task kworker/0:313:4016 blocked for more than 455 seconds. [ 1328.752182][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.752239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.752297][ T32] task:kworker/0:313 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.752449][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.752711][ T32] Call trace: [ 1328.752793][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.752897][ T32] r10:8291a684 r9:e4915d84 r8:00000002 r7:60000013 r6:e4915d8c r5:850dec00 [ 1328.752945][ T32] r4:850dec00 [ 1328.752987][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.753069][ T32] r5:850dec00 r4:8291a680 [ 1328.753169][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.753293][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.753425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4915e08 [ 1328.753481][ T32] r4:00000000 [ 1328.753534][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.753696][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.753784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.753841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a940 [ 1328.754169][ T32] r4:00000000 [ 1328.769923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.770300][ T32] r9:83018005 r8:850dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1328.770334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.770385][ T32] r5:00001000 r4:e062c000 [ 1328.770406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.770445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.770487][ T32] r5:8514138c r4:85141000 [ 1328.770508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.770555][ T32] r7:dddced80 r6:83018000 r5:8514138c r4:85110c80 [ 1328.770578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.770625][ T32] r10:61c88647 r9:850dec00 r8:85110cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.770647][ T32] r4:85110c80 [ 1328.770702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.770755][ T32] r10:00000000 r9:85110c80 r8:80287e08 r7:e4911e60 r6:85110d00 r5:850dec00 [ 1328.770792][ T32] r4:00000001 [ 1328.770815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.770855][ T32] Exception stack(0xe4915fb0 to 0xe4915ff8) [ 1328.770890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.770959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.770990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.771032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.771403][ T32] r4:8510a880 [ 1328.771858][ T32] INFO: task kworker/0:313:4016 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.771898][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.771988][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.772111][ T32] Call trace: [ 1328.772147][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.772297][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.772400][ T32] r4:00000000 [ 1328.772455][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.772530][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.772573][ T32] 1d20: ae261000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.773180][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.773211][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.773235][ T32] r5:80070013 r4:80239bb0 [ 1328.773292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.773338][ T32] r4:82ac21e4 [ 1328.773359][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.773400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.773672][ T32] r4:e0581dc0 [ 1328.773722][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.773789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.773818][ T32] r4:00000000 [ 1328.773872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.784282][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.784407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.784481][ T32] r5:00001000 r4:dfab3000 [ 1328.784518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.784569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.784613][ T32] r5:8502638c r4:85026000 [ 1328.784634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.784682][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.784732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.784786][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.784836][ T32] r4:8509f580 [ 1328.784860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.784909][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.784931][ T32] r4:00000001 [ 1328.784977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.785046][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.785080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.785111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.785138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.785168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.785191][ T32] r4:8509db40 [ 1328.785214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.785244][ T32] INFO: task kworker/0:314:4018 blocked for more than 455 seconds. [ 1328.785279][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.785310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.785332][ T32] task:kworker/0:314 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.785450][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.785499][ T32] Call trace: [ 1328.785532][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.785590][ T32] r10:8291a684 r9:e4929d84 r8:00000002 r7:60000113 r6:e4929d8c r5:85158000 [ 1328.785628][ T32] r4:85158000 [ 1328.785664][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.785710][ T32] r5:85158000 r4:8291a680 [ 1328.785731][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.785795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.785855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4929e08 [ 1328.785882][ T32] r4:00000000 [ 1328.785902][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.785936][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.785983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.786025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510ac40 [ 1328.786081][ T32] r4:00000000 [ 1328.786131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.786181][ T32] r9:83018005 r8:85158000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1328.786203][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.786245][ T32] r5:00001000 r4:e0671000 [ 1328.786293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.786338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.786407][ T32] r5:85141b8c r4:85141800 [ 1328.786433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.786483][ T32] r7:dddced80 r6:83018000 r5:85141b8c r4:85110d80 [ 1328.786534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.786584][ T32] r10:61c88647 r9:85158000 r8:85110dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.786634][ T32] r4:85110d80 [ 1328.786689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.786935][ T32] r10:00000000 r9:85110d80 r8:80287e08 r7:e4911e60 r6:85110e00 r5:85158000 [ 1328.786962][ T32] r4:00000001 [ 1328.786984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.787054][ T32] Exception stack(0xe4929fb0 to 0xe4929ff8) [ 1328.787084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.787113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.787139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.787168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.787189][ T32] r4:8510aa00 [ 1328.788294][ T32] INFO: task kworker/0:314:4018 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.788385][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.789126][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.789857][ T32] Call trace: [ 1328.789895][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.789947][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.790224][ T32] r4:00000000 [ 1328.790289][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.790333][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.790361][ T32] 1d20: ae31c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.790426][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.790456][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.790481][ T32] r5:80070013 r4:80239bb0 [ 1328.790502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.790543][ T32] r4:82ac21e4 [ 1328.790564][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.790605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.790628][ T32] r4:e0581dc0 [ 1328.790661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.790706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.790763][ T32] r4:00000000 [ 1328.790787][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.790833][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.791365][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.791415][ T32] r5:00001000 r4:dfab3000 [ 1328.791548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.791783][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1328.792384][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.792613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.793570][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.827210][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.827478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.827863][ T32] r5:85141f8c r4:85141c00 [ 1328.827882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.828018][ T32] r4:85110e80 ** 2 printk messages dropped ** [ 1328.828106][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.828212][ T32] Exception stack(0xe492dfb0 to 0xe492dff8) ** 2 printk messages dropped ** [ 1328.828371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.828913][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.829251][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.829386][ T32] 1d20: ae922000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 1 printk messages dropped ** [ 1328.829456][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.829483][ T32] r5:80070013 r4:80239bb0 [ 1328.829505][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.829548][ T32] r4:82ac21e4 [ 1328.829569][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.829611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.829633][ T32] r4:e0581dc0 [ 1328.829654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.829720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.829749][ T32] r4:00000000 [ 1328.829770][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.829816][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.829858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.829906][ T32] r5:00001000 r4:dfab3000 [ 1328.829927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.829978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.830027][ T32] r5:8502638c r4:85026000 [ 1328.830060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.830111][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.830158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.830221][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.830247][ T32] r4:8509f580 [ 1328.830268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.830333][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.830371][ T32] r4:00000001 [ 1328.830409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.830450][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.830478][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.830507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.830566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.830617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.830641][ T32] r4:8509db40 [ 1328.830664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.830693][ T32] INFO: task kworker/0:316:4022 blocked for more than 455 seconds. [ 1328.830726][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.830752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.830773][ T32] task:kworker/0:316 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.830818][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.830859][ T32] Call trace: [ 1328.830889][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.830937][ T32] r10:8291a684 r9:e4931d84 r8:00000002 r7:60000113 r6:e4931d8c r5:85159800 [ 1328.830960][ T32] r4:85159800 [ 1328.830979][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.831021][ T32] r5:85159800 r4:8291a680 [ 1328.831041][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.831078][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.831118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4931e08 [ 1328.831142][ T32] r4:00000000 [ 1328.831162][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.831244][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.831291][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.831333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510af40 [ 1328.831355][ T32] r4:00000000 [ 1328.831375][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.831418][ T32] r9:83018005 r8:85159800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1328.831441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.831507][ T32] r5:00001000 r4:e06d3000 [ 1328.831532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.831573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.831614][ T32] r5:8514238c r4:85142000 [ 1328.831635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.831727][ T32] r7:dddced80 r6:83018000 r5:8514238c r4:85110f80 [ 1328.831777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.831874][ T32] r10:61c88647 r9:85159800 r8:85110fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.831902][ T32] r4:85110f80 [ 1328.831971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.832158][ T32] r10:00000000 r9:85110f80 r8:80287e08 r7:e492de60 r6:85111000 r5:85159800 [ 1328.832295][ T32] r4:00000001 [ 1328.832393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.832496][ T32] Exception stack(0xe4931fb0 to 0xe4931ff8) [ 1328.832581][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.832618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.832646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.832751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.832825][ T32] r4:8510ae00 [ 1328.833093][ T32] INFO: task kworker/0:316:4022 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.833129][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.833186][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.833398][ T32] Call trace: [ 1328.833432][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.833482][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.833517][ T32] r4:00000000 [ 1328.833546][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.833618][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.833650][ T32] 1d20: ae922000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1328.849145][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1328.849364][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1328.849776][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1328.849887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.850183][ T32] INFO: task kworker/0:317:4024 blocked for more than 455 seconds. ** 5 printk messages dropped ** [ 1328.850582][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.850641][ T32] r10:8291a684 r9:e4935d84 r8:00000002 r7:60000113 r6:e4935d8c r5:8515a400 [ 1328.850690][ T32] r4:8515a400 [ 1328.850738][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.850784][ T32] r5:8515a400 r4:8291a680 [ 1328.850806][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.850845][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.850887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4935e08 [ 1328.850910][ T32] r4:00000000 [ 1328.850930][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.850965][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.850998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.851116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85115ec0 [ 1328.851142][ T32] r4:00000000 [ 1328.851163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.851230][ T32] r9:83018005 r8:8515a400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1328.851264][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.851315][ T32] r5:00001000 r4:e0739000 [ 1328.851360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.851404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.851446][ T32] r5:85142b8c r4:85142800 [ 1328.851513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.851587][ T32] r7:dddced80 r6:83018000 r5:85142b8c r4:85111080 [ 1328.851619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.851665][ T32] r10:61c88647 r9:8515a400 r8:851110ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.851689][ T32] r4:85111080 [ 1328.851708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.851751][ T32] r10:00000000 r9:85111080 r8:80287e08 r7:e4931e60 r6:85111100 r5:8515a400 [ 1328.851799][ T32] r4:00000001 [ 1328.851822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.851883][ T32] Exception stack(0xe4935fb0 to 0xe4935ff8) [ 1328.851912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.851942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.851987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.852080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.852156][ T32] r4:85105f00 [ 1328.852674][ T32] INFO: task kworker/0:317:4024 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.852720][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.852804][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.852855][ T32] Call trace: [ 1328.852886][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.852936][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.853000][ T32] r4:00000000 [ 1328.853048][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.853091][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.853120][ T32] 1d20: aea9f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.853150][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.853175][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.853198][ T32] r5:80070013 r4:80239bb0 [ 1328.853218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.853258][ T32] r4:82ac21e4 [ 1328.853290][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.853345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.853369][ T32] r4:e0581dc0 [ 1328.853436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.853482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.853510][ T32] r4:00000000 [ 1328.853600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1328.853696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.867108][ T32] r5:00001000 r4:dfab3000 [ 1328.867159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.867225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.867269][ T32] r5:8502638c r4:85026000 [ 1328.867298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.867347][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.867369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.867417][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.867464][ T32] r4:8509f580 [ 1328.867490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.867538][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.867588][ T32] r4:00000001 [ 1328.867635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.867678][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.867709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.867738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.867765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.867818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.867869][ T32] r4:8509db40 [ 1328.867895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.867962][ T32] INFO: task kworker/0:318:4026 blocked for more than 455 seconds. [ 1328.868001][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.868050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.868100][ T32] task:kworker/0:318 state:D stack:0 pid:4026 tgid:4026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.868180][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.868249][ T32] Call trace: [ 1328.868295][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.868370][ T32] r10:8291a684 r9:e4939d84 r8:00000002 r7:60000113 r6:e4939d8c r5:8515b000 [ 1328.868419][ T32] r4:8515b000 [ 1328.868444][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1328.868628][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.868760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105d40 ** 7 printk messages dropped ** [ 1328.869078][ T32] r5:8514278c r4:85142400 [ 1328.869098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.869144][ T32] r7:dddced80 r6:83018000 r5:8514278c r4:85111180 ** 2 printk messages dropped ** [ 1328.869261][ T32] r4:85111180 ** 4 printk messages dropped ** [ 1328.869491][ T32] Exception stack(0xe4939fb0 to 0xe4939ff8) ** 7 printk messages dropped ** [ 1328.870338][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.870703][ T32] 1d20: aeccd000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 6 printk messages dropped ** [ 1328.871011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1328.871304][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1328.871557][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1328.871766][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1328.872062][ T32] INFO: task kworker/0:319:4028 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1328.872584][ T32] r5:8515bc00 r4:8291a680 ** 2 printk messages dropped ** [ 1328.872765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e493de08 ** 8 printk messages dropped ** [ 1328.873207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.873361][ T32] r5:85142f8c r4:85142c00 ** 4 printk messages dropped ** [ 1328.873681][ T32] r4:85111280 ** 2 printk messages dropped ** [ 1328.888366][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.888600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1328.889444][ T32] r4:00000000 [ 1328.889467][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.889533][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.889571][ T32] 1d20: aee29000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.889628][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.889664][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.889688][ T32] r5:80070013 r4:80239bb0 [ 1328.889708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.889770][ T32] r4:82ac21e4 [ 1328.889795][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.889838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.889860][ T32] r4:e0581dc0 [ 1328.889895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.889940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.889963][ T32] r4:00000000 [ 1328.889983][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.890028][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.890050][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.890113][ T32] r5:00001000 r4:dfab3000 [ 1328.890138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.890178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.890222][ T32] r5:8502638c r4:85026000 [ 1328.890242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.890309][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1328.890336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.890384][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.890406][ T32] r4:8509f580 [ 1328.890461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.890512][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1328.890537][ T32] r4:00000001 [ 1328.890568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.890631][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.890661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.890691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.890740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.890775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.890800][ T32] r4:8509db40 [ 1328.890820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.890848][ T32] INFO: task kworker/0:320:4030 blocked for more than 455 seconds. [ 1328.890905][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.891029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.891053][ T32] task:kworker/0:320 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.891099][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.891164][ T32] Call trace: [ 1328.891202][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.891251][ T32] r10:8291a684 r9:e4941d84 r8:00000002 r7:60000113 r6:e4941d8c r5:8515c800 [ 1328.891291][ T32] r4:8515c800 [ 1328.891317][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.891365][ T32] r5:8515c800 r4:8291a680 [ 1328.891480][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.891566][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.891637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4941e08 [ 1328.891670][ T32] r4:00000000 [ 1328.891690][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.891724][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.891757][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.891796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117000 [ 1328.891818][ T32] r4:00000000 [ 1328.891839][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.891956][ T32] r9:83018005 r8:8515c800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1328.892251][ T32] r5:8514338c r4:85143000 [ 1328.892271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.892548][ T32] r4:85111380 ** 1 printk messages dropped ** [ 1328.892618][ T32] r10:00000000 r9:85111380 r8:80287e08 r7:e493de60 r6:85111400 r5:8515c800 ** 6 printk messages dropped ** [ 1328.892834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1328.893521][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1328.910935][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1328.911030][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1328.911332][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1328.911760][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1328.911903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.912385][ T32] INFO: task kworker/0:321:4032 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1328.912805][ T32] r10:8291a684 r9:e4945d84 r8:00000002 r7:60000013 r6:e4945d8c r5:8515d400 ** 9 printk messages dropped ** [ 1328.913211][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.913568][ T32] r5:85143b8c r4:85143800 [ 1328.913588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.924607][ T32] r4:85111480 ** 4 printk messages dropped ** [ 1328.924815][ T32] Exception stack(0xe4945fb0 to 0xe4945ff8) ** 4 printk messages dropped ** [ 1328.925128][ T32] r4:85117300 ** 5 printk messages dropped ** [ 1328.925939][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1328.926265][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.926590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1328.927038][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1328.927301][ T32] r4:00000001 [ 1328.927333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.927428][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1328.927485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.927517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.927563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.927596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.927621][ T32] r4:8509db40 [ 1328.927714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.927810][ T32] INFO: task kworker/0:322:4034 blocked for more than 455 seconds. [ 1328.927846][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.927878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.927900][ T32] task:kworker/0:322 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.927969][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.928109][ T32] Call trace: [ 1328.928145][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.928266][ T32] r10:8291a684 r9:e4949d84 r8:00000002 r7:60000013 r6:e4949d8c r5:8515e000 [ 1328.928330][ T32] r4:8515e000 [ 1328.928393][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.928515][ T32] r5:8515e000 r4:8291a680 [ 1328.928561][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.928605][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.928648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4949e08 [ 1328.928672][ T32] r4:00000000 [ 1328.928692][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.928725][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.928775][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.928819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851171c0 [ 1328.928842][ T32] r4:00000000 [ 1328.928863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.928906][ T32] r9:83018005 r8:8515e000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1328.928952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.929026][ T32] r5:00001000 r4:e0763000 [ 1328.929050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.929127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.929189][ T32] r5:8514378c r4:85143400 [ 1328.929213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.929259][ T32] r7:dddced80 r6:83018000 r5:8514378c r4:85111580 [ 1328.929296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.929348][ T32] r10:61c88647 r9:8515e000 r8:851115ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.929401][ T32] r4:85111580 [ 1328.929436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.929484][ T32] r10:00000000 r9:85111580 r8:80287e08 r7:e4945e60 r6:85111600 r5:8515e000 [ 1328.929507][ T32] r4:00000001 [ 1328.929529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.929596][ T32] Exception stack(0xe4949fb0 to 0xe4949ff8) [ 1328.929642][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.929758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.929790][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.929820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.929902][ T32] r4:85117480 [ 1328.930180][ T32] INFO: task kworker/0:322:4034 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.930234][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.930354][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.930404][ T32] Call trace: [ 1328.930601][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.930657][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.930704][ T32] r4:00000000 [ 1328.930751][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.930794][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1328.930899][ T32] 1d20: af372000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1328.930935][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1328.930962][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1328.931022][ T32] r5:80070013 r4:80239bb0 [ 1328.931072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.931173][ T32] r4:82ac21e4 [ 1328.931279][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.931331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1328.931378][ T32] r4:e0581dc0 [ 1328.931482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.931559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1328.931589][ T32] r4:00000000 [ 1328.931610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.931664][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.931690][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.931732][ T32] r5:00001000 r4:dfab3000 [ 1328.931752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.931791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.931831][ T32] r5:8502638c r4:85026000 [ 1328.931851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.932223][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.932480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1328.932952][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.933001][ T32] r10:8291a684 r9:e494dd84 r8:00000002 r7:60000013 r6:e494dd8c r5:8515ec00 [ 1328.933024][ T32] r4:8515ec00 [ 1328.933044][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.933091][ T32] r5:8515ec00 r4:8291a680 [ 1328.933113][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.933151][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.933221][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e494de08 [ 1328.933273][ T32] r4:00000000 [ 1328.933324][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.933389][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.933462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.933516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117540 [ 1328.933545][ T32] r4:00000000 [ 1328.933566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.933610][ T32] r9:83018005 r8:8515ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1328.933631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.933692][ T32] r5:00001000 r4:e0781000 [ 1328.955556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.955710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.955762][ T32] r5:85143f8c r4:85143c00 [ 1328.955784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.955858][ T32] r7:dddced80 r6:83018000 r5:85143f8c r4:85111680 [ 1328.955918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.956000][ T32] r10:61c88647 r9:8515ec00 r8:851116ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.956078][ T32] r4:85111680 [ 1328.956103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.956153][ T32] r10:00000000 r9:85111680 r8:80287e08 r7:e4945e60 r6:85111700 r5:8515ec00 [ 1328.956181][ T32] r4:00000001 [ 1328.956379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.956439][ T32] Exception stack(0xe494dfb0 to 0xe494dff8) [ 1328.956473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.956504][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.956533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.956563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.956586][ T32] r4:85117280 [ 1328.957041][ T32] INFO: task kworker/0:323:4036 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1328.957089][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.957190][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.957267][ T32] Call trace: [ 1328.957400][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.957504][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1328.957532][ T32] r4:00000000 [ 1328.957553][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1328.957622][ T32] 1d20: af69f000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 4 printk messages dropped ** [ 1328.957800][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.957989][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.958135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.958593][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1328.958755][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.958781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.958809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.958880][ T32] r4:8509db40 [ 1328.958905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.958957][ T32] INFO: task kworker/0:324:4038 blocked for more than 455 seconds. [ 1328.958993][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.959018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.959039][ T32] task:kworker/0:324 state:D stack:0 pid:4038 tgid:4038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.959154][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.959205][ T32] Call trace: [ 1328.959251][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.959331][ T32] r10:8291a684 r9:e4951d84 r8:00000002 r7:60000113 r6:e4951d8c r5:85160000 [ 1328.959359][ T32] r4:85160000 [ 1328.959390][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.959437][ T32] r5:85160000 r4:8291a680 [ 1328.959457][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.959495][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.959537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4951e08 [ 1328.959594][ T32] r4:00000000 [ 1328.959617][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.959652][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.959711][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.959807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851176c0 [ 1328.959840][ T32] r4:00000000 [ 1328.959860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.959903][ T32] r9:83018005 r8:85160000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1328.959926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.959967][ T32] r5:00001000 r4:e0795000 [ 1328.959986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.960028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.960096][ T32] r5:8515038c r4:85150000 [ 1328.960121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.960173][ T32] r7:dddced80 r6:83018000 r5:8515038c r4:85111780 [ 1328.960196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1328.960329][ T32] r4:85111780 ** 4 printk messages dropped ** [ 1328.960580][ T32] Exception stack(0xe4951fb0 to 0xe4951ff8) ** 6 printk messages dropped ** [ 1328.961047][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.961798][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1328.962157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 11 printk messages dropped ** [ 1328.962762][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1328.963108][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.987724][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.988148][ T32] r5:85160c00 r4:8291a680 ** 3 printk messages dropped ** [ 1328.988323][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.988566][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.988774][ T32] r5:00001000 r4:e079d000 ** 2 printk messages dropped ** [ 1328.988905][ T32] r5:8515078c r4:85150400 ** 2 printk messages dropped ** [ 1328.989021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.989378][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.990281][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.990461][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1328.990699][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1328.990869][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.991275][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1328.991392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1328.991528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.991560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.991589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.991614][ T32] r4:8509db40 [ 1328.991635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.991679][ T32] INFO: task kworker/0:326:4042 blocked for more than 455 seconds. [ 1328.991756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.991796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.991819][ T32] task:kworker/0:326 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.991873][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.991943][ T32] Call trace: [ 1328.991979][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.992029][ T32] r10:8291a684 r9:e4959d84 r8:00000002 r7:60000113 r6:e4959d8c r5:85161800 [ 1328.992052][ T32] r4:85161800 [ 1328.992071][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.992113][ T32] r5:85161800 r4:8291a680 [ 1328.992132][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.992193][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.992282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4959e08 [ 1328.992409][ T32] r4:00000000 [ 1328.992433][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.992471][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.992506][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.992573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117980 [ 1328.992601][ T32] r4:00000000 [ 1328.992622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.992668][ T32] r9:83018005 r8:85161800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1328.992760][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.992806][ T32] r5:00001000 r4:e07b5000 [ 1328.992827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.992889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.992934][ T32] r5:85150b8c r4:85150800 [ 1328.992954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.993023][ T32] r7:dddced80 r6:83018000 r5:85150b8c r4:85111980 [ 1328.993049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.993129][ T32] r10:61c88647 r9:85161800 r8:851119ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.993180][ T32] r4:85111980 [ 1328.993204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.993250][ T32] r10:00000000 r9:85111980 r8:80287e08 r7:e4955e60 r6:85111a00 r5:85161800 [ 1328.993276][ T32] r4:00000001 [ 1328.993307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.993379][ T32] Exception stack(0xe4959fb0 to 0xe4959ff8) [ 1328.993410][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.993439][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.993465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.993496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.993519][ T32] r4:851177c0 [ 1329.011536][ T32] INFO: task kworker/0:326:4042 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.011671][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.011773][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.011837][ T32] Call trace: [ 1329.011872][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.011932][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.011956][ T32] r4:00000000 [ 1329.011977][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.012019][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.012048][ T32] 1d20: afd47000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.012077][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.012102][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.012126][ T32] r5:80070013 r4:80239bb0 [ 1329.012178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.012295][ T32] r4:82ac21e4 [ 1329.012383][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.012435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.012459][ T32] r4:e0581dc0 [ 1329.012538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.012590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.012615][ T32] r4:00000000 [ 1329.012636][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.012684][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.012747][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.012843][ T32] r5:00001000 r4:dfab3000 [ 1329.012902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.012947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.012991][ T32] r5:8502638c r4:85026000 [ 1329.013012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.013093][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.013142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.013202][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.013226][ T32] r4:8509f580 [ 1329.013284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.013351][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.013375][ T32] r4:00000001 [ 1329.013395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.013446][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.013511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.013556][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.013584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.013620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.013672][ T32] r4:8509db40 [ 1329.028439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1329.028731][ T32] task:kworker/0:327 state:D stack:0 pid:4045 tgid:4045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.028793][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.028856][ T32] Call trace: [ 1329.028888][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.028946][ T32] r10:8291a684 r9:e495dd84 r8:00000002 r7:60000113 r6:e495dd8c r5:85162400 [ 1329.028972][ T32] r4:85162400 [ 1329.028993][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.029035][ T32] r5:85162400 r4:8291a680 [ 1329.029085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.029131][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.029175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e495de08 [ 1329.029198][ T32] r4:00000000 [ 1329.029217][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.029251][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.029300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.029347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117b00 [ 1329.029370][ T32] r4:00000000 [ 1329.029419][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.029471][ T32] r9:83018005 r8:85162400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1329.029494][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.029537][ T32] r5:00001000 r4:e07c1000 [ 1329.029558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.029597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.029642][ T32] r5:85150f8c r4:85150c00 [ 1329.029862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.029934][ T32] r7:dddced80 r6:83018000 r5:85150f8c r4:85111a80 [ 1329.029959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.030008][ T32] r10:61c88647 r9:85162400 r8:85111aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.030031][ T32] r4:85111a80 [ 1329.030051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.030097][ T32] r10:00000000 r9:85111a80 r8:80287e08 r7:e4959e60 r6:85111b00 r5:85162400 [ 1329.030119][ T32] r4:00000001 [ 1329.030139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.030176][ T32] Exception stack(0xe495dfb0 to 0xe495dff8) [ 1329.030263][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.030302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.030346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.030379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.030402][ T32] r4:851178c0 [ 1329.030848][ T32] INFO: task kworker/0:327:4045 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.030885][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.030944][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.031006][ T32] Call trace: [ 1329.031155][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.031210][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.031234][ T32] r4:00000000 [ 1329.031256][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.031301][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.031330][ T32] 1d20: b00f0000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.031359][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.031384][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.031408][ T32] r5:80070013 r4:80239bb0 [ 1329.031490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.031538][ T32] r4:82ac21e4 [ 1329.031560][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.031603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.031627][ T32] r4:e0581dc0 [ 1329.031647][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.031687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.031738][ T32] r4:00000000 [ 1329.031763][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.031837][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.031863][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.031934][ T32] r5:00001000 r4:dfab3000 [ 1329.031958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.032025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.032072][ T32] r5:8502638c r4:85026000 [ 1329.032094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.032139][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.032205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.032257][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.032280][ T32] r4:8509f580 [ 1329.032358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.032423][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.032451][ T32] r4:00000001 [ 1329.032499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.032546][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.032574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.032650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.032684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.032714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.032736][ T32] r4:8509db40 [ 1329.032755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.032781][ T32] INFO: task kworker/0:328:4046 blocked for more than 455 seconds. [ 1329.032809][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1329.032853][ T32] task:kworker/0:328 state:D stack:0 pid:4046 tgid:4046 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1329.033099][ T32] r4:85163000 ** 3 printk messages dropped ** [ 1329.033241][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1329.033403][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1329.033557][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.040211][ T32] r5:8515138c r4:85151000 [ 1329.040298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.040496][ T32] r10:61c88647 r9:85163000 r8:85111bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1329.040647][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1329.040711][ T32] Exception stack(0xe4961fb0 to 0xe4961ff8) ** 3 printk messages dropped ** [ 1329.040877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1329.041600][ T32] Call trace: ** 2 printk messages dropped ** [ 1329.041810][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.041902][ T32] 1d20: b00f0000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 4 printk messages dropped ** [ 1329.042079][ T32] r4:82ac21e4 [ 1329.042100][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.042144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.042173][ T32] r4:e0581dc0 [ 1329.042262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.042381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.042408][ T32] r4:00000000 [ 1329.042430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.042477][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.042499][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.042560][ T32] r5:00001000 r4:dfab3000 [ 1329.042585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.042625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.042667][ T32] r5:8502638c r4:85026000 [ 1329.042688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.042733][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.042754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.042801][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.042824][ T32] r4:8509f580 [ 1329.042843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.042888][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.042980][ T32] r4:00000001 [ 1329.043004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.043040][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.043066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.043094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.043122][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.043151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.043175][ T32] r4:8509db40 [ 1329.043195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.043223][ T32] INFO: task kworker/0:329:4048 blocked for more than 455 seconds. [ 1329.043255][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.043279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.043308][ T32] task:kworker/0:329 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.043370][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.043412][ T32] Call trace: [ 1329.043441][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.043489][ T32] r10:8291a684 r9:e4969d84 r8:00000002 r7:60000113 r6:e4969d8c r5:85163c00 [ 1329.043536][ T32] r4:85163c00 [ 1329.043582][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.043646][ T32] r5:85163c00 r4:8291a680 [ 1329.043679][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.056370][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.056534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4969e08 [ 1329.056563][ T32] r4:00000000 [ 1329.056603][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.056670][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.056738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.056785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a41c0 [ 1329.056809][ T32] r4:00000000 [ 1329.056830][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.056878][ T32] r9:83018005 r8:85163c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1329.056901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.056959][ T32] r5:00001000 r4:e8985000 [ 1329.056984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.057026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.057069][ T32] r5:85151f8c r4:85151c00 [ 1329.057101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.057204][ T32] r7:dddced80 r6:83018000 r5:85151f8c r4:85111c80 [ 1329.057232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.057282][ T32] r10:61c88647 r9:85163c00 r8:85111cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1329.057504][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.057755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.058811][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1329.059096][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.059333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1329.059705][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1329.059891][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.060028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.060557][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.060918][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1329.061323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.061527][ T32] r5:8515178c r4:85151400 ** 4 printk messages dropped ** [ 1329.061757][ T32] r4:85111d80 ** 4 printk messages dropped ** [ 1329.062108][ T32] Exception stack(0xe4971fb0 to 0xe4971ff8) [ 1329.062134][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.062178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.062307][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.062357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.062406][ T32] r4:851a4080 [ 1329.062674][ T32] INFO: task kworker/0:330:4050 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.062709][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.062798][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.062842][ T32] Call trace: [ 1329.062873][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.062922][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.062945][ T32] r4:00000000 [ 1329.062984][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.063027][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.063056][ T32] 1d20: b042d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.063085][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.063110][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.063133][ T32] r5:80070013 r4:80239bb0 [ 1329.063153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.063193][ T32] r4:82ac21e4 [ 1329.063214][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.063269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.063331][ T32] r4:e0581dc0 [ 1329.063416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.063471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.063498][ T32] r4:00000000 [ 1329.063519][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.063569][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.063591][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.063632][ T32] r5:00001000 r4:dfab3000 [ 1329.063651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.063721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.087195][ T32] r5:8502638c r4:85026000 [ 1329.087292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.087376][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.087401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.087452][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.087476][ T32] r4:8509f580 [ 1329.087495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.087614][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.087641][ T32] r4:00000001 [ 1329.087666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.087707][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.087738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.087767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.087793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.087822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.087844][ T32] r4:8509db40 [ 1329.087869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.087899][ T32] INFO: task kworker/0:331:4052 blocked for more than 455 seconds. [ 1329.088012][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.088042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.088065][ T32] task:kworker/0:331 state:D stack:0 pid:4052 tgid:4052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.088126][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.088193][ T32] Call trace: [ 1329.088345][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.088399][ T32] r10:8291a684 r9:e497dd84 r8:00000002 r7:60000013 r6:e497dd8c r5:85165400 [ 1329.088423][ T32] r4:85165400 [ 1329.088444][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.088487][ T32] r5:85165400 r4:8291a680 [ 1329.088508][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.088565][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.088612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e497de08 [ 1329.088635][ T32] r4:00000000 [ 1329.088654][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.088688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.088728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.088769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a4040 [ 1329.088790][ T32] r4:00000000 [ 1329.088838][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.088889][ T32] r9:83018005 r8:85165400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 ** 2 printk messages dropped ** [ 1329.088974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.089054][ T32] r5:85151b8c r4:85151800 ** 1 printk messages dropped ** [ 1329.089118][ T32] r7:dddced80 r6:83018000 r5:85151b8c r4:85111e80 ** 5 printk messages dropped ** [ 1329.089381][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.089577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.090292][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.090483][ T32] 1d20: b0931000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1329.090877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1329.091261][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1329.091768][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1329.091941][ T32] INFO: task kworker/0:332:4053 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1329.092372][ T32] r10:8291a684 r9:e8989d84 r8:00000002 r7:60000113 r6:e8989d8c r5:85166000 ** 8 printk messages dropped ** [ 1329.092753][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.093494][ T32] r5:8515238c r4:85152000 [ 1329.093519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.105306][ T32] r10:00000000 r9:85111f80 r8:80287e08 r7:e4969e60 r6:851a6000 r5:85166000 ** 7 printk messages dropped ** [ 1329.105678][ T32] r4:851a4300 [ 1329.106221][ T32] INFO: task kworker/0:332:4053 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.106264][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.106508][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.106558][ T32] Call trace: [ 1329.106689][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.106745][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.106768][ T32] r4:00000000 [ 1329.106788][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.106828][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.106857][ T32] 1d20: b0931000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.106886][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.106910][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.106933][ T32] r5:80070013 r4:80239bb0 [ 1329.106953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.106994][ T32] r4:82ac21e4 [ 1329.107014][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.107056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.107079][ T32] r4:e0581dc0 [ 1329.107100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.107140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.107163][ T32] r4:00000000 [ 1329.107182][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.107226][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.107248][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.107298][ T32] r5:00001000 r4:dfab3000 [ 1329.107320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.107360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.107557][ T32] r5:8502638c r4:85026000 [ 1329.107584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.107633][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.107655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.107701][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.107723][ T32] r4:8509f580 [ 1329.107742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.107787][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.107891][ T32] r4:00000001 [ 1329.107915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.107953][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.107979][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.108008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.108037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.108065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.108229][ T32] r4:8509db40 [ 1329.108254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.108298][ T32] INFO: task kworker/0:333:4057 blocked for more than 455 seconds. [ 1329.108356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.108382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.108431][ T32] task:kworker/0:333 state:D stack:0 pid:4057 tgid:4057 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1329.108837][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1329.109179][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.109393][ T32] r5:8515278c r4:85152400 [ 1329.109412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.109634][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.109827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.110361][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1329.110687][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1329.110969][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.111270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.111618][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1329.111679][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1329.111874][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1329.111963][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.111987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.112025][ T32] task:kworker/0:334 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.112074][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.112114][ T32] Call trace: [ 1329.112144][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.112189][ T32] r10:8291a684 r9:e899dd84 r8:00000002 r7:60000013 r6:e899dd8c r5:84a10000 [ 1329.112212][ T32] r4:84a10000 [ 1329.112232][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.112274][ T32] r5:84a10000 r4:8291a680 [ 1329.112327][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.112371][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.112413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e899de08 [ 1329.112436][ T32] r4:00000000 [ 1329.112480][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.112519][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.112554][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.112593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a4700 [ 1329.112615][ T32] r4:00000000 [ 1329.112635][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.112678][ T32] r9:83018005 r8:84a10000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1329.112701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.112742][ T32] r5:00001000 r4:e89a7000 [ 1329.112761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.112813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.112860][ T32] r5:85152b8c r4:85152800 [ 1329.112882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.112927][ T32] r7:dddced80 r6:83018000 r5:85152b8c r4:851a6180 [ 1329.112950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.113004][ T32] r10:61c88647 r9:84a10000 r8:851a61ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.113048][ T32] r4:851a6180 [ 1329.113106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.113162][ T32] r10:00000000 r9:851a6180 r8:80287e08 r7:e8991e60 r6:851a6200 r5:84a10000 [ 1329.113210][ T32] r4:00000001 [ 1329.113256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.113308][ T32] Exception stack(0xe899dfb0 to 0xe899dff8) [ 1329.113336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.113370][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.113417][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.113461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.113487][ T32] r4:851a4480 [ 1329.144514][ T32] INFO: task kworker/0:334:4058 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.144658][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.144789][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.144856][ T32] Call trace: [ 1329.144889][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.144951][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.145032][ T32] r4:00000000 [ 1329.145060][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.145103][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.145212][ T32] 1d20: b0eab000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.145246][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.145274][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.145304][ T32] r5:80070013 r4:80239bb0 [ 1329.145325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.145382][ T32] r4:82ac21e4 [ 1329.145417][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.145466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.145489][ T32] r4:e0581dc0 [ 1329.145509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.145555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.145580][ T32] r4:00000000 [ 1329.145600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.145646][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.145670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.145712][ T32] r5:00001000 r4:dfab3000 [ 1329.145765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.145811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.145855][ T32] r5:8502638c r4:85026000 [ 1329.145876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.145924][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.145946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.145994][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.146037][ T32] r4:8509f580 [ 1329.146061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.146133][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.146157][ T32] r4:00000001 [ 1329.146177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.146225][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.146255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.146289][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.146317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.146347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.146384][ T32] r4:8509db40 [ 1329.146413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.146445][ T32] INFO: task kworker/0:335:4060 blocked for more than 455 seconds. [ 1329.146480][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.146528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.146554][ T32] task:kworker/0:335 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.146716][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.146765][ T32] Call trace: [ 1329.146817][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.146866][ T32] r10:8291a684 r9:e89a5d84 r8:00000002 r7:60000013 r6:e89a5d8c r5:84a10c00 [ 1329.146889][ T32] r4:84a10c00 [ 1329.146909][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.146953][ T32] r5:84a10c00 r4:8291a680 [ 1329.146973][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.147150][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.147272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1329.147524][ T32] r5:00001000 r4:e89c1000 ** 2 printk messages dropped ** [ 1329.147643][ T32] r5:8515378c r4:85153400 [ 1329.147663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.147797][ T32] r4:851a6280 ** 1 printk messages dropped ** [ 1329.147859][ T32] r10:00000000 r9:851a6280 r8:80287e08 r7:e899de60 r6:851a6300 r5:84a10c00 ** 2 printk messages dropped ** [ 1329.147937][ T32] Exception stack(0xe89a5fb0 to 0xe89a5ff8) [ 1329.147962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.147990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.148016][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.148044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.148066][ T32] r4:851a46c0 [ 1329.148438][ T32] INFO: task kworker/0:335:4060 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.148476][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.148659][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.148708][ T32] Call trace: [ 1329.148739][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.148789][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.148811][ T32] r4:00000000 [ 1329.148830][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.148867][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.148894][ T32] 1d20: b0eab000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.148922][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.148949][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.148973][ T32] r5:80070013 r4:80239bb0 [ 1329.148992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.149031][ T32] r4:82ac21e4 [ 1329.149051][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.149093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.149115][ T32] r4:e0581dc0 [ 1329.149135][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.149176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.149210][ T32] r4:00000000 [ 1329.149235][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.149280][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.149310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.149350][ T32] r5:00001000 r4:dfab3000 [ 1329.149372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.149466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.149515][ T32] r5:8502638c r4:85026000 [ 1329.149536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.149608][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.149634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.149682][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.149705][ T32] r4:8509f580 [ 1329.149729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.149774][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.149796][ T32] r4:00000001 [ 1329.149816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.149850][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.149882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.149912][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.149938][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.150070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.150152][ T32] r4:8509db40 [ 1329.150175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.150201][ T32] INFO: task kworker/0:336:4062 blocked for more than 455 seconds. [ 1329.150288][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.150316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.150394][ T32] task:kworker/0:336 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.150452][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.150603][ T32] Call trace: [ 1329.150638][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.150730][ T32] r10:8291a684 r9:e89b1d84 r8:00000002 r7:60000113 r6:e89b1d8c r5:84a11800 [ 1329.150757][ T32] r4:84a11800 [ 1329.150778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.150821][ T32] r5:84a11800 r4:8291a680 [ 1329.150841][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.150880][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.150946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b1e08 [ 1329.150972][ T32] r4:00000000 [ 1329.151126][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.151164][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.151199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.151370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a47c0 [ 1329.151399][ T32] r4:00000000 [ 1329.151466][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.151519][ T32] r9:83018005 r8:84a11800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1329.151558][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.151603][ T32] r5:00001000 r4:e89ad000 [ 1329.151722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.151765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.151810][ T32] r5:85152f8c r4:85152c00 [ 1329.151830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.151968][ T32] r7:dddced80 r6:83018000 r5:85152f8c r4:851a6380 [ 1329.151994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.152063][ T32] r10:61c88647 r9:84a11800 r8:851a63ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.152089][ T32] r4:851a6380 [ 1329.152108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.152154][ T32] r10:00000000 r9:851a6380 r8:80287e08 r7:e89a5e60 r6:851a6400 r5:84a11800 [ 1329.152178][ T32] r4:00000001 [ 1329.152203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.152274][ T32] Exception stack(0xe89b1fb0 to 0xe89b1ff8) [ 1329.152343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.152377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.152529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.152562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.152586][ T32] r4:851a4480 [ 1329.152950][ T32] INFO: task kworker/0:336:4062 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.152990][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.153128][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.153175][ T32] Call trace: [ 1329.153205][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.153254][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.153277][ T32] r4:00000000 [ 1329.153304][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.153344][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.153373][ T32] 1d20: b0eab000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.153402][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.153427][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.153450][ T32] r5:80070013 r4:80239bb0 [ 1329.153472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.153512][ T32] r4:82ac21e4 [ 1329.153532][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.153572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.153606][ T32] r4:e0581dc0 [ 1329.153630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.153683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.168345][ T32] r4:00000000 [ 1329.168454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.168534][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.168560][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.168729][ T32] r5:00001000 r4:dfab3000 [ 1329.168757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.168799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.168843][ T32] r5:8502638c r4:85026000 ** 1 printk messages dropped ** [ 1329.168912][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 2 printk messages dropped ** [ 1329.169002][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1329.169093][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1329.169181][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.169295][ T32] r4:8509db40 ** 1 printk messages dropped ** [ 1329.169351][ T32] INFO: task kworker/0:337:4064 blocked for more than 455 seconds. [ 1329.169384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.169415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.169441][ T32] task:kworker/0:337 state:D stack:0 pid:4064 tgid:4064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.169538][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.169588][ T32] Call trace: [ 1329.169621][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.169674][ T32] r10:8291a684 r9:e89b9d84 r8:00000002 r7:60000013 r6:e89b9d8c r5:84a12400 [ 1329.169698][ T32] r4:84a12400 [ 1329.169722][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.169765][ T32] r5:84a12400 r4:8291a680 [ 1329.169786][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.169825][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.169868][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b9e08 [ 1329.169891][ T32] r4:00000000 [ 1329.169910][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.169944][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.169979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.170019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a4900 [ 1329.170042][ T32] r4:00000000 [ 1329.170061][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.170104][ T32] r9:83018005 r8:84a12400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1329.170138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.170186][ T32] r5:00001000 r4:e89bb000 [ 1329.170263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.170312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.170356][ T32] r5:8515338c r4:85153000 [ 1329.170375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.170421][ T32] r7:dddced80 r6:83018000 r5:8515338c r4:851a6480 [ 1329.170443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.170488][ T32] r10:61c88647 r9:84a12400 r8:851a64ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.170512][ T32] r4:851a6480 [ 1329.170531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.170595][ T32] r10:00000000 r9:851a6480 r8:80287e08 r7:e89a5e60 r6:851a6500 r5:84a12400 [ 1329.170622][ T32] r4:00000001 [ 1329.170641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.170678][ T32] Exception stack(0xe89b9fb0 to 0xe89b9ff8) [ 1329.170704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.170813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.170846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.170978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.171008][ T32] r4:851a4940 [ 1329.171471][ T32] INFO: task kworker/0:337:4064 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.171514][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.171612][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.171658][ T32] Call trace: [ 1329.171718][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.171792][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.171842][ T32] r4:00000000 [ 1329.171887][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.171931][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.171962][ T32] 1d20: b1050000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.171992][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.172039][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.172068][ T32] r5:80070013 r4:80239bb0 [ 1329.172089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.172130][ T32] r4:82ac21e4 [ 1329.172150][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.172192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.172216][ T32] r4:e0581dc0 [ 1329.172236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.172276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.172338][ T32] r4:00000000 [ 1329.172360][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.172419][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.172445][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.172488][ T32] r5:00001000 r4:dfab3000 [ 1329.172507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.172561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.172607][ T32] r5:8502638c r4:85026000 [ 1329.172642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.172740][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.172766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.172814][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.172836][ T32] r4:8509f580 [ 1329.172855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.172901][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.172967][ T32] r4:00000001 [ 1329.172991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.173028][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.173054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.173084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.173110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.173141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.173164][ T32] r4:8509db40 [ 1329.173183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.173208][ T32] INFO: task kworker/0:338:4066 blocked for more than 455 seconds. [ 1329.173235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.173259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.173298][ T32] task:kworker/0:338 state:D stack:0 pid:4066 tgid:4066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.173349][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.173391][ T32] Call trace: [ 1329.173459][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.173507][ T32] r10:8291a684 r9:e89c5d84 r8:00000002 r7:60000113 r6:e89c5d8c r5:84a13000 [ 1329.173542][ T32] r4:84a13000 [ 1329.173566][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.173610][ T32] r5:84a13000 r4:8291a680 ** 1 printk messages dropped ** [ 1329.173684][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.192800][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.193096][ T32] r5:85153b8c r4:85153800 [ 1329.193122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.193172][ T32] r7:dddced80 r6:83018000 r5:85153b8c r4:851a6580 [ 1329.193194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.193393][ T32] r10:00000000 r9:851a6580 r8:80287e08 r7:e89a5e60 r6:851a6600 r5:84a13000 ** 5 printk messages dropped ** [ 1329.193561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.207133][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1329.207589][ T32] 1d20: b1687000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 2 printk messages dropped ** [ 1329.207672][ T32] r5:80070013 r4:80239bb0 [ 1329.207694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.207735][ T32] r4:82ac21e4 [ 1329.207755][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.207796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.207819][ T32] r4:e0581dc0 [ 1329.207839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.207880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.207924][ T32] r4:00000000 [ 1329.207948][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.207995][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.208019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.208076][ T32] r5:00001000 r4:dfab3000 [ 1329.208102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.208143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.208185][ T32] r5:8502638c r4:85026000 [ 1329.208226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.208277][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.208348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.208402][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.208441][ T32] r4:8509f580 [ 1329.208468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.208520][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.208545][ T32] r4:00000001 [ 1329.208567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.208602][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.208628][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.208655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.208681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.208710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.208731][ T32] r4:8509db40 [ 1329.208753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.208800][ T32] INFO: task kworker/0:339:4068 blocked for more than 455 seconds. [ 1329.208838][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.208863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.208889][ T32] task:kworker/0:339 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.208975][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.209021][ T32] Call trace: [ 1329.209051][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.209100][ T32] r10:8291a684 r9:e89cdd84 r8:00000002 r7:60000013 r6:e89cdd8c r5:84a13c00 [ 1329.209123][ T32] r4:84a13c00 [ 1329.209154][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.209201][ T32] r5:84a13c00 r4:8291a680 [ 1329.209222][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.209262][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.209310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89cde08 [ 1329.209334][ T32] r4:00000000 [ 1329.209379][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.209420][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.209455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.209495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7040 [ 1329.209518][ T32] r4:00000000 [ 1329.209537][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.209582][ T32] r9:83018005 r8:84a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1329.209603][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.209657][ T32] r5:00001000 r4:df9b8000 [ 1329.209681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.209725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.209768][ T32] r5:851d438c r4:851d4000 [ 1329.209791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.209837][ T32] r7:dddced80 r6:83018000 r5:851d438c r4:851a6680 [ 1329.209857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.209903][ T32] r10:61c88647 r9:84a13c00 r8:851a66ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.209925][ T32] r4:851a6680 [ 1329.209945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.210007][ T32] r10:00000000 r9:851a6680 r8:80287e08 r7:e89c5e60 r6:851a6700 r5:84a13c00 [ 1329.210034][ T32] r4:00000001 [ 1329.210054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.210089][ T32] Exception stack(0xe89cdfb0 to 0xe89cdff8) [ 1329.210115][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.210223][ T32] r4:851a4bc0 ** 3 printk messages dropped ** [ 1329.210644][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.210850][ T32] 1d20: b1687000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1329.211190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 7 printk messages dropped ** [ 1329.211562][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1329.211868][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1329.212076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.212328][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.212615][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.212939][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.213081][ T32] r5:85153f8c r4:85153c00 ** 3 printk messages dropped ** [ 1329.213231][ T32] r10:61c88647 r9:84a15400 r8:851a67ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.213525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.225570][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.225843][ T32] 1d20: b1687000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.225876][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.225907][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.225934][ T32] r5:80070013 r4:80239bb0 [ 1329.225978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.226025][ T32] r4:82ac21e4 [ 1329.226045][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.226110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.226136][ T32] r4:e0581dc0 [ 1329.226156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.226197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.226242][ T32] r4:00000000 [ 1329.226267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.226319][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.226344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.226386][ T32] r5:00001000 r4:dfab3000 [ 1329.226429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.226487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.226562][ T32] r5:8502638c r4:85026000 [ 1329.226587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.226636][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.226658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.226704][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.226727][ T32] r4:8509f580 [ 1329.226758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.226808][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.226830][ T32] r4:00000001 [ 1329.226850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.226884][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.226910][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.226938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.226967][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.226996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.227018][ T32] r4:8509db40 [ 1329.227086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.227133][ T32] INFO: task kworker/0:341:4072 blocked for more than 455 seconds. [ 1329.227169][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.227194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.227215][ T32] task:kworker/0:341 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.227261][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.227314][ T32] Call trace: [ 1329.227346][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.227396][ T32] r10:8291a684 r9:e89e5d84 r8:00000002 r7:60000013 r6:e89e5d8c r5:84a16000 [ 1329.227433][ T32] r4:84a16000 [ 1329.227468][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.227523][ T32] r5:84a16000 r4:8291a680 [ 1329.227555][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.227610][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.227657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89e5e08 [ 1329.227697][ T32] r4:00000000 [ 1329.227720][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.227766][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.227803][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.227845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7140 [ 1329.227881][ T32] r4:00000000 [ 1329.227905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.227996][ T32] r9:83018005 r8:84a16000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.228046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.228092][ T32] r5:00001000 r4:dfaa7000 [ 1329.228114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.228153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.228195][ T32] r5:851d478c r4:851d4400 [ 1329.228214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.228319][ T32] r7:dddced80 r6:83018000 r5:851d478c r4:851a6880 [ 1329.228348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.228397][ T32] r10:61c88647 r9:84a16000 r8:851a68ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.228421][ T32] r4:851a6880 [ 1329.228451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.228499][ T32] r10:00000000 r9:851a6880 r8:80287e08 r7:e89cde60 r6:851a6900 r5:84a16000 [ 1329.228521][ T32] r4:00000001 [ 1329.228555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.228593][ T32] Exception stack(0xe89e5fb0 to 0xe89e5ff8) [ 1329.228633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.228664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.228691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.228742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.228800][ T32] r4:851b7280 [ 1329.229080][ T32] INFO: task kworker/0:341:4072 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.229139][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.229367][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.229413][ T32] Call trace: [ 1329.229443][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.229490][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.229528][ T32] r4:00000000 [ 1329.229551][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.229591][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.229619][ T32] 1d20: b1687000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.229648][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.229674][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.229697][ T32] r5:80070013 r4:80239bb0 [ 1329.229723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1329.230048][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.230379][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1329.231121][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1329.231407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.231697][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.232125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07dde08 ** 5 printk messages dropped ** [ 1329.232385][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.232627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.232713][ T32] r5:851d538c r4:851d5000 [ 1329.232733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.232895][ T32] r4:851a6980 ** 2 printk messages dropped ** [ 1329.233007][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1329.233105][ T32] Exception stack(0xe07ddfb0 to 0xe07ddff8) [ 1329.233136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.233165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.233190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.233219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.233242][ T32] r4:851b7100 [ 1329.233505][ T32] INFO: task kworker/0:342:4074 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.233545][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.233603][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.233666][ T32] Call trace: [ 1329.265169][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.265280][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.265320][ T32] r4:00000000 [ 1329.265345][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.265415][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.265456][ T32] 1d20: b1e65000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.265505][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.265540][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.265569][ T32] r5:80070013 r4:80239bb0 [ 1329.265593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.265663][ T32] r4:82ac21e4 [ 1329.265690][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.265760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.265813][ T32] r4:e0581dc0 [ 1329.265839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.265899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.265930][ T32] r4:00000000 [ 1329.265953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.266007][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.266032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.266081][ T32] r5:00001000 r4:dfab3000 [ 1329.266126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.266171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.266219][ T32] r5:8502638c r4:85026000 [ 1329.266243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.266313][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.266341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.266395][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.266425][ T32] r4:8509f580 [ 1329.266449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.266502][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.266527][ T32] r4:00000001 [ 1329.266563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.266605][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.266650][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.266682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.266710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.266740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.266762][ T32] r4:8509db40 [ 1329.266784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.266814][ T32] INFO: task kworker/0:343:4076 blocked for more than 455 seconds. [ 1329.266846][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.266872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.266895][ T32] task:kworker/0:343 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.266954][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.266998][ T32] Call trace: [ 1329.267031][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.267078][ T32] r10:8291a684 r9:e89f1d84 r8:00000002 r7:60000113 r6:e89f1d8c r5:85178000 [ 1329.267103][ T32] r4:85178000 [ 1329.267123][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.267164][ T32] r5:85178000 r4:8291a680 [ 1329.267185][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.267223][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.267265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89f1e08 [ 1329.267293][ T32] r4:00000000 [ 1329.267314][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.267349][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.267383][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.267423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7500 [ 1329.267445][ T32] r4:00000000 [ 1329.267465][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.267508][ T32] r9:83018005 r8:85178000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.267530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.267574][ T32] r5:00001000 r4:dfb8b000 [ 1329.267594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.267631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.267684][ T32] r5:851d4b8c r4:851d4800 [ 1329.267729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.267801][ T32] r7:dddced80 r6:83018000 r5:851d4b8c r4:851a6a80 [ 1329.267826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1329.267897][ T32] r4:851a6a80 ** 6 printk messages dropped ** [ 1329.268094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.268861][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1329.269057][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1329.269221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1329.269578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.269960][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1329.270132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.270350][ T32] task:kworker/0:344 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.270395][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.270435][ T32] Call trace: [ 1329.270466][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.270526][ T32] r10:8291a684 r9:e89f5d84 r8:00000002 r7:60000113 r6:e89f5d8c r5:85178c00 [ 1329.270553][ T32] r4:85178c00 [ 1329.270573][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.270616][ T32] r5:85178c00 r4:8291a680 [ 1329.270637][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.270674][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.270715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89f5e08 [ 1329.270737][ T32] r4:00000000 [ 1329.270757][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.270791][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.270825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.270865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7700 [ 1329.270887][ T32] r4:00000000 [ 1329.270908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.270950][ T32] r9:83018005 r8:85178c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1329.271001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.271047][ T32] r5:00001000 r4:dfd1f000 [ 1329.271126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.271193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.271241][ T32] r5:851d4f8c r4:851d4c00 [ 1329.271272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.271333][ T32] r7:dddced80 r6:83018000 r5:851d4f8c r4:851a6b80 [ 1329.271389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.271439][ T32] r10:61c88647 r9:85178c00 r8:851a6bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.271463][ T32] r4:851a6b80 [ 1329.271482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.271526][ T32] r10:00000000 r9:851a6b80 r8:80287e08 r7:e07dde60 r6:851a6c00 r5:85178c00 [ 1329.271550][ T32] r4:00000001 [ 1329.271569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.271604][ T32] Exception stack(0xe89f5fb0 to 0xe89f5ff8) [ 1329.271629][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.271657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.271718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.271751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.271774][ T32] r4:851b76c0 [ 1329.272030][ T32] INFO: task kworker/0:344:4079 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.272066][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.272121][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.272164][ T32] Call trace: [ 1329.272195][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.272243][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.272279][ T32] r4:00000000 [ 1329.272339][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.272382][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.272412][ T32] 1d20: b1e65000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.272440][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.272481][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.272509][ T32] r5:80070013 r4:80239bb0 [ 1329.272531][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.272570][ T32] r4:82ac21e4 [ 1329.272591][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.272631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.272657][ T32] r4:e0581dc0 [ 1329.272677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.272718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.272741][ T32] r4:00000000 [ 1329.272761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.272816][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.272841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.272886][ T32] r5:00001000 r4:dfab3000 [ 1329.272928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.272972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.273102][ T32] r5:8502638c r4:85026000 [ 1329.273125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.273342][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1329.273475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.292028][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1329.292441][ T32] r10:8291a684 r9:e89edd84 r8:00000002 r7:60000113 r6:e89edd8c r5:8517a400 ** 4 printk messages dropped ** [ 1329.292771][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.293219][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.293495][ T32] r5:00001000 r4:dfd8f000 ** 2 printk messages dropped ** [ 1329.308143][ T32] r5:851d578c r4:851d5400 [ 1329.308348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.308490][ T32] r7:dddced80 r6:83018000 r5:851d578c r4:851a6c80 ** 2 printk messages dropped ** [ 1329.308690][ T32] r4:851a6c80 ** 1 printk messages dropped ** [ 1329.308841][ T32] r10:00000000 r9:851a6c80 r8:80287e08 r7:e07dde60 r6:851a6d00 r5:8517a400 ** 5 printk messages dropped ** [ 1329.309215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.310402][ T32] Call trace: ** 2 printk messages dropped ** [ 1329.310679][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.310917][ T32] 1d20: b213d000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 4 printk messages dropped ** [ 1329.311214][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1329.311420][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1329.311652][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.311876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1329.312392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.312721][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1329.312915][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 1 printk messages dropped ** [ 1329.313055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.313638][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.324237][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.324337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d9e08 [ 1329.324394][ T32] r4:00000000 [ 1329.324434][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.324499][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.324570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.324654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7bc0 [ 1329.324708][ T32] r4:00000000 [ 1329.324746][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.324839][ T32] r9:83018005 r8:8517b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1329.324890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.324978][ T32] r5:00001000 r4:dfe33000 [ 1329.325020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.325101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.325210][ T32] r5:851d5b8c r4:851d5800 [ 1329.325260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.325369][ T32] r7:dddced80 r6:83018000 r5:851d5b8c r4:851a6d80 [ 1329.325412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.325505][ T32] r10:61c88647 r9:8517b000 r8:851a6dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.325556][ T32] r4:851a6d80 [ 1329.325598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.325705][ T32] r10:00000000 r9:851a6d80 r8:80287e08 r7:e89ede60 r6:851a6e00 r5:8517b000 [ 1329.325809][ T32] r4:00000001 [ 1329.325885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.325972][ T32] Exception stack(0xe07d9fb0 to 0xe07d9ff8) [ 1329.326034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.326115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.326173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.326233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.326276][ T32] r4:851b7a00 [ 1329.327005][ T32] INFO: task kworker/0:346:4083 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.327090][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.327262][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.327360][ T32] Call trace: [ 1329.327429][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.327525][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.327583][ T32] r4:00000000 [ 1329.327624][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.327713][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.327767][ T32] 1d20: b213d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.327838][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.327895][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.327946][ T32] r5:80070013 r4:80239bb0 [ 1329.327988][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.328066][ T32] r4:82ac21e4 [ 1329.328116][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.328197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.328242][ T32] r4:e0581dc0 [ 1329.328295][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.328432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.328487][ T32] r4:00000000 [ 1329.328526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.328613][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.328685][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.328772][ T32] r5:00001000 r4:dfab3000 [ 1329.328844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.328924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.329008][ T32] r5:8502638c r4:85026000 [ 1329.329058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.329150][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.329219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.329328][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.329426][ T32] r4:8509f580 [ 1329.329523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.329617][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.329688][ T32] r4:00000001 [ 1329.329735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.329827][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.329883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.329942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.329994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.330056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.330100][ T32] r4:8509db40 [ 1329.330149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.330213][ T32] INFO: task kworker/0:347:4085 blocked for more than 455 seconds. [ 1329.330294][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.330390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.330435][ T32] task:kworker/0:347 state:D stack:0 pid:4085 tgid:4085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.330566][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.330671][ T32] Call trace: [ 1329.330750][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.330841][ T32] r10:8291a684 r9:eaa05d84 r8:00000002 r7:60000113 r6:eaa05d8c r5:8517bc00 ** 4 printk messages dropped ** [ 1329.331128][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.331809][ T32] r9:83018005 r8:8517bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1329.332148][ T32] r5:851d638c r4:851d6000 ** 4 printk messages dropped ** [ 1329.332557][ T32] r4:851a6e80 ** 2 printk messages dropped ** [ 1329.332766][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.333067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.368469][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.368934][ T32] 1d20: b2649000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 6 printk messages dropped ** [ 1329.369370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1329.370035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.370663][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1329.371096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.371562][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1329.371754][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1329.372214][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1329.372578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.372674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7d40 [ 1329.372720][ T32] r4:00000000 [ 1329.372764][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.372850][ T32] r9:83018005 r8:8517d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1329.372893][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.372984][ T32] r5:00001000 r4:dff53000 [ 1329.373029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.373100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.373196][ T32] r5:851d5f8c r4:851d5c00 [ 1329.373242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.373367][ T32] r7:dddced80 r6:83018000 r5:851d5f8c r4:851a6f80 [ 1329.373419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.373508][ T32] r10:61c88647 r9:8517d400 r8:851a6fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.373555][ T32] r4:851a6f80 [ 1329.373597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.373727][ T32] r10:00000000 r9:851a6f80 r8:80287e08 r7:eaa05e60 r6:851bf000 r5:8517d400 [ 1329.384489][ T32] r4:00000001 [ 1329.384582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.384712][ T32] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1329.384779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.384838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.384904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.384968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.385014][ T32] r4:851b7c80 [ 1329.385722][ T32] INFO: task kworker/0:348:4087 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.385797][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.385928][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.386053][ T32] Call trace: [ 1329.386163][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.386268][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.386324][ T32] r4:00000000 [ 1329.386390][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.386471][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.386529][ T32] 1d20: b2649000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.386598][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.386652][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.386744][ T32] r5:80070013 r4:80239bb0 [ 1329.386830][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.386914][ T32] r4:82ac21e4 [ 1329.386983][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.387090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.387146][ T32] r4:e0581dc0 [ 1329.387184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.387304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.387355][ T32] r4:00000000 [ 1329.387399][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.387486][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.387534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.387620][ T32] r5:00001000 r4:dfab3000 [ 1329.387656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.387739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.387821][ T32] r5:8502638c r4:85026000 [ 1329.387862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.387950][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.387998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.388094][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.388163][ T32] r4:8509f580 [ 1329.388208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.388332][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.388420][ T32] r4:00000001 [ 1329.388468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.388546][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.388599][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.388658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.388707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.388767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.388809][ T32] r4:8509db40 [ 1329.388857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.388907][ T32] INFO: task kworker/0:349:4088 blocked for more than 455 seconds. [ 1329.388973][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.389024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.389071][ T32] task:kworker/0:349 state:D stack:0 pid:4088 tgid:4088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.389158][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.389289][ T32] Call trace: [ 1329.389360][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.389450][ T32] r10:8291a684 r9:eaa11d84 r8:00000002 r7:60000013 r6:eaa11d8c r5:8517e000 [ 1329.389493][ T32] r4:8517e000 [ 1329.389539][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.389624][ T32] r5:8517e000 r4:8291a680 [ 1329.389669][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.389751][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.389835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 [ 1329.389880][ T32] r4:00000000 [ 1329.389920][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.389988][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.390053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.390135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be000 [ 1329.390185][ T32] r4:00000000 [ 1329.390224][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.390316][ T32] r9:83018005 r8:8517e000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1329.390363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.390443][ T32] r5:00001000 r4:e00b9000 [ 1329.390485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.390562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.390643][ T32] r5:851d678c r4:851d6400 [ 1329.390681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.391114][ T32] r10:00000000 r9:851bf080 r8:80287e08 r7:eaa05e60 r6:851bf100 r5:8517e000 ** 7 printk messages dropped ** [ 1329.391617][ T32] r4:851b7c80 ** 5 printk messages dropped ** [ 1329.392554][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1329.392997][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1329.393327][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1329.422202][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.423094][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1329.423410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.434728][ T32] r10:8291a684 r9:eaa09d84 r8:00000002 r7:60000113 r6:eaa09d8c r5:8517ec00 ** 6 printk messages dropped ** [ 1329.435049][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.435313][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.435806][ T32] r5:851d6b8c r4:851d6800 [ 1329.435833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.436039][ T32] r4:851bf180 ** 2 printk messages dropped ** [ 1329.436188][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.436506][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.437557][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 3 printk messages dropped ** [ 1329.437803][ T32] 1d20: b2f1d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.437863][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.437920][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.437975][ T32] r5:80070013 r4:80239bb0 [ 1329.438020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.438098][ T32] r4:82ac21e4 [ 1329.438167][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.438259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.438315][ T32] r4:e0581dc0 [ 1329.438354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.438425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.438470][ T32] r4:00000000 [ 1329.438529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.438626][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.438667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.438739][ T32] r5:00001000 r4:dfab3000 [ 1329.438787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.438834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.438894][ T32] r5:8502638c r4:85026000 [ 1329.438922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.438971][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.439018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.439114][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.439163][ T32] r4:8509f580 [ 1329.439207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.439290][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.439321][ T32] r4:00000001 [ 1329.439342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.439433][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.439465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.439515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.439552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.439768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.439812][ T32] r4:8509db40 [ 1329.439861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.439903][ T32] INFO: task kworker/0:351:4094 blocked for more than 455 seconds. [ 1329.439963][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.439992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.440014][ T32] task:kworker/0:351 state:D stack:0 pid:4094 tgid:4094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.440107][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.440162][ T32] Call trace: [ 1329.440192][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.440241][ T32] r10:8291a684 r9:eaa19d84 r8:00000002 r7:60000013 r6:eaa19d8c r5:85179800 [ 1329.440266][ T32] r4:85179800 [ 1329.440346][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.440420][ T32] r5:85179800 r4:8291a680 [ 1329.440469][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.440548][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.440649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa19e08 [ 1329.440706][ T32] r4:00000000 [ 1329.440746][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.440818][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.440900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.440991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be200 [ 1329.441039][ T32] r4:00000000 [ 1329.441081][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.441171][ T32] r9:83018005 r8:85179800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1329.441195][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.441261][ T32] r5:00001000 r4:e0103000 [ 1329.441305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.441346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.441388][ T32] r5:851d6f8c r4:851d6c00 [ 1329.441426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.441509][ T32] r7:dddced80 r6:83018000 r5:851d6f8c r4:851bf280 [ 1329.441562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.441617][ T32] r10:61c88647 r9:85179800 r8:851bf2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.441643][ T32] r4:851bf280 [ 1329.441662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.441741][ T32] r10:00000000 r9:851bf280 r8:80287e08 r7:eaa09e60 r6:851bf300 r5:85179800 [ 1329.441791][ T32] r4:00000001 [ 1329.441832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.441910][ T32] Exception stack(0xeaa19fb0 to 0xeaa19ff8) [ 1329.441965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.442023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.442087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.442190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.442243][ T32] r4:851be100 [ 1329.442558][ T32] INFO: task kworker/0:351:4094 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.442598][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.442673][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.442717][ T32] Call trace: [ 1329.442790][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.442846][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.442870][ T32] r4:00000000 [ 1329.442919][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1329.443093][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1329.443406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1329.467537][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 6 printk messages dropped ** [ 1329.467969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.468556][ T32] INFO: task kworker/0:352:4095 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.469177][ T32] r4:84a14800 ** 4 printk messages dropped ** [ 1329.469530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 ** 5 printk messages dropped ** [ 1329.469909][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.470408][ T32] r5:851d738c r4:851d7000 [ 1329.470461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.470550][ T32] r7:dddced80 r6:83018000 r5:851d738c r4:851bf380 [ 1329.470607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.470711][ T32] r10:61c88647 r9:84a14800 r8:851bf3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.470758][ T32] r4:851bf380 [ 1329.470803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.470887][ T32] r10:00000000 r9:851bf380 r8:80287e08 r7:eaa19e60 r6:851bf400 r5:84a14800 [ 1329.470941][ T32] r4:00000001 [ 1329.470980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.471049][ T32] Exception stack(0xeaa15fb0 to 0xeaa15ff8) [ 1329.471099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.471161][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.471211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.471273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.471343][ T32] r4:851be240 [ 1329.472064][ T32] INFO: task kworker/0:352:4095 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.472131][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.472290][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.472396][ T32] Call trace: [ 1329.472473][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.472578][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.472630][ T32] r4:00000000 [ 1329.472668][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.472748][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.472801][ T32] 1d20: b318a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.472861][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.472916][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.472965][ T32] r5:80070013 r4:80239bb0 [ 1329.473010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.473085][ T32] r4:82ac21e4 [ 1329.473131][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.473214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.473268][ T32] r4:e0581dc0 [ 1329.473316][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.473398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.473448][ T32] r4:00000000 [ 1329.473495][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.473584][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.473627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.473766][ T32] r5:00001000 r4:dfab3000 [ 1329.493064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.493209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.493311][ T32] r5:8502638c r4:85026000 [ 1329.493364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.493457][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.493505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.493609][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.493659][ T32] r4:8509f580 [ 1329.493697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.494278][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.494338][ T32] r4:00000001 [ 1329.494393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.494491][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.494557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.494609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.494667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.494736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.494790][ T32] r4:8509db40 [ 1329.494840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.494910][ T32] INFO: task kworker/0:353:4097 blocked for more than 455 seconds. [ 1329.494974][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.495024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.495066][ T32] task:kworker/0:353 state:D stack:0 pid:4097 tgid:4097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.495168][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.495260][ T32] Call trace: [ 1329.495331][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.495430][ T32] r10:8291a684 r9:eaa21d84 r8:00000002 r7:60000013 r6:eaa21d8c r5:84843c00 [ 1329.495473][ T32] r4:84843c00 [ 1329.495520][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.495614][ T32] r5:84843c00 r4:8291a680 [ 1329.495654][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.495736][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.495856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa21e08 [ 1329.495908][ T32] r4:00000000 [ 1329.495946][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.496019][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.496103][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.496181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be700 [ 1329.496248][ T32] r4:00000000 [ 1329.496297][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.496415][ T32] r9:83018005 r8:84843c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1329.496491][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.496592][ T32] r5:00001000 r4:e013b000 [ 1329.496631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.496792][ T32] r5:851d778c r4:851d7400 [ 1329.496832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.497084][ T32] r10:61c88647 r9:84843c00 r8:851bf4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1329.497332][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.497557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.497634][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.497690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.497739][ T32] r4:851be4c0 [ 1329.498434][ T32] INFO: task kworker/0:353:4097 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.498576][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.498732][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.498820][ T32] Call trace: [ 1329.498878][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.498972][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.499022][ T32] r4:00000000 [ 1329.499057][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.499133][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.499189][ T32] 1d20: b3406000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.499241][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.499310][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.499367][ T32] r5:80070013 r4:80239bb0 [ 1329.499409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.499498][ T32] r4:82ac21e4 [ 1329.499559][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.499647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.499691][ T32] r4:e0581dc0 [ 1329.499738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.499848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.499894][ T32] r4:00000000 [ 1329.499938][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.500023][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.500065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.500143][ T32] r5:00001000 r4:dfab3000 [ 1329.500179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.500260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.500365][ T32] r5:8502638c r4:85026000 [ 1329.500404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.500493][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.500540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.500640][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.500683][ T32] r4:8509f580 [ 1329.500722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.500809][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.500856][ T32] r4:00000001 [ 1329.500949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.501026][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.501081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.501140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.501189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.501278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.501340][ T32] r4:8509db40 [ 1329.501379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.501429][ T32] INFO: task kworker/0:354:4099 blocked for more than 455 seconds. [ 1329.501480][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.501530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.501578][ T32] task:kworker/0:354 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.501665][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.501747][ T32] Call trace: [ 1329.501868][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.501969][ T32] r10:8291a684 r9:eaa25d84 r8:00000002 r7:60000013 r6:eaa25d8c r5:84843000 [ 1329.502046][ T32] r4:84843000 [ 1329.502104][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.502211][ T32] r5:84843000 r4:8291a680 [ 1329.502253][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.502331][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.502413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 [ 1329.502459][ T32] r4:00000000 [ 1329.502502][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.502579][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.502655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.502739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be940 [ 1329.502786][ T32] r4:00000000 [ 1329.502826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.502911][ T32] r9:83018005 r8:84843000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1329.502961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.503037][ T32] r5:00001000 r4:e05c3000 [ 1329.503083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.503180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.503279][ T32] r5:851d7b8c r4:851d7800 [ 1329.503321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.503416][ T32] r7:dddced80 r6:83018000 r5:851d7b8c r4:851bf500 [ 1329.503475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.503578][ T32] r10:61c88647 r9:84843000 r8:851bf52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.503625][ T32] r4:851bf500 [ 1329.503669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.525433][ T32] r10:00000000 r9:851bf500 r8:80287e08 r7:eaa21e60 r6:8510c180 r5:84843000 [ 1329.525571][ T32] r4:00000001 [ 1329.525619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.525723][ T32] Exception stack(0xeaa25fb0 to 0xeaa25ff8) [ 1329.525786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.525844][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.525897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.525957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.526000][ T32] r4:851be6c0 [ 1329.526739][ T32] INFO: task kworker/0:354:4099 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.526814][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.526982][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.527078][ T32] Call trace: [ 1329.527207][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.527311][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.527370][ T32] r4:00000000 [ 1329.527417][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.527498][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.527567][ T32] 1d20: b3894000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.527624][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.527677][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.527723][ T32] r5:80070013 r4:80239bb0 [ 1329.527770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.527852][ T32] r4:82ac21e4 [ 1329.527903][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.527987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 5 printk messages dropped ** [ 1329.528414][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1329.529093][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1329.529220][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1329.529588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.530133][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.530681][ T32] r5:84845400 r4:8291a680 ** 2 printk messages dropped ** [ 1329.530904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 ** 3 printk messages dropped ** [ 1329.531160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1329.531437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.531663][ T32] r5:84b8d78c r4:84b8d400 [ 1329.531710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.531861][ T32] r10:61c88647 r9:84845400 r8:8510c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.531896][ T32] r4:8510c200 [ 1329.531929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.532012][ T32] r10:00000000 r9:8510c200 r8:80287e08 r7:e491de60 r6:8510c280 r5:84845400 [ 1329.532063][ T32] r4:00000001 [ 1329.532105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.532184][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1329.532234][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.532265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.532291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.532370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.532396][ T32] r4:851aaf40 [ 1329.532824][ T32] INFO: task kworker/1:135:4101 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.532869][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.532927][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.533008][ T32] Call trace: [ 1329.533042][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.533123][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.533180][ T32] r4:00000000 [ 1329.533239][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.533286][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.533318][ T32] 1d20: b3894000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.533387][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.533450][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.533505][ T32] r5:80070013 r4:80239bb0 [ 1329.533585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.533682][ T32] r4:82ac21e4 [ 1329.564246][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.564502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.564555][ T32] r4:e0581dc0 [ 1329.564593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.564675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.564716][ T32] r4:00000000 [ 1329.564755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.564813][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.564835][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.564880][ T32] r5:00001000 r4:dfab3000 [ 1329.564901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.564963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.565015][ T32] r5:8502638c r4:85026000 [ 1329.565057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.565109][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.565131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.565177][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.565199][ T32] r4:8509f580 [ 1329.565218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.565273][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.565324][ T32] r4:00000001 [ 1329.565351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.565391][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.565423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.565465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.565518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.565550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.565602][ T32] r4:8509db40 [ 1329.565655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.565715][ T32] INFO: task kworker/1:136:4102 blocked for more than 456 seconds. [ 1329.565781][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.565839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.565886][ T32] task:kworker/1:136 state:D stack:0 pid:4102 tgid:4102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.566000][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.566116][ T32] Call trace: [ 1329.566184][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.566293][ T32] r10:8291a684 r9:eaa29d84 r8:00000002 r7:60000113 r6:eaa29d8c r5:84846000 [ 1329.566346][ T32] r4:84846000 [ 1329.566387][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.566477][ T32] r5:84846000 r4:8291a680 [ 1329.566531][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.566621][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.566721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 [ 1329.566779][ T32] r4:00000000 [ 1329.566820][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.566890][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.566967][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.567049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aa5c0 [ 1329.567095][ T32] r4:00000000 [ 1329.567142][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.567273][ T32] r9:83018205 r8:84846000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1329.567320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.567363][ T32] r5:00001000 r4:e05d3000 [ 1329.567397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.567471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.567557][ T32] r5:8487438c r4:84874000 [ 1329.567587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.567637][ T32] r7:ddde2d80 r6:83018200 r5:8487438c r4:8510c300 [ 1329.567659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.567738][ T32] r10:61c88647 r9:84846000 r8:8510c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.567801][ T32] r4:8510c300 [ 1329.567843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.567938][ T32] r10:00000000 r9:8510c300 r8:80287e08 r7:eaa1de60 r6:8510c380 r5:84846000 [ 1329.567987][ T32] r4:00000001 [ 1329.568033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.568109][ T32] Exception stack(0xeaa29fb0 to 0xeaa29ff8) [ 1329.568168][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.568430][ T32] r4:851aaf40 ** 3 printk messages dropped ** [ 1329.569485][ T32] Call trace: ** 2 printk messages dropped ** [ 1329.569706][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.569827][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.569855][ T32] 1d20: b3fff000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.569920][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.569964][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.569989][ T32] r5:80070013 r4:80239bb0 [ 1329.570030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.570075][ T32] r4:82ac21e4 [ 1329.570096][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.570180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.570228][ T32] r4:e0581dc0 [ 1329.570270][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.570363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.570416][ T32] r4:00000000 [ 1329.570464][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.570568][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.570621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.570710][ T32] r5:00001000 r4:dfab3000 [ 1329.570756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.570838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.570933][ T32] r5:8502638c r4:85026000 [ 1329.570989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.571071][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.571094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.571163][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.571208][ T32] r4:8509f580 [ 1329.571244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.571301][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.571327][ T32] r4:00000001 [ 1329.571346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.571394][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.571433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.571482][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.571519][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.571555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.571578][ T32] r4:8509db40 [ 1329.571597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.571625][ T32] INFO: task kworker/0:355:4105 blocked for more than 456 seconds. [ 1329.571680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.571708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.571753][ T32] task:kworker/0:355 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.571808][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.571893][ T32] Call trace: [ 1329.571925][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.571991][ T32] r10:8291a684 r9:eaa31d84 r8:00000002 r7:60000013 r6:eaa31d8c r5:84846c00 [ 1329.572033][ T32] r4:84846c00 [ 1329.572058][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.572128][ T32] r5:84846c00 r4:8291a680 [ 1329.572150][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.572218][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.572289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 [ 1329.572386][ T32] r4:00000000 [ 1329.572413][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.572499][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.572538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.572588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4040 [ 1329.572611][ T32] r4:00000000 [ 1329.572631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.572682][ T32] r9:83018005 r8:84846c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1329.572734][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.572819][ T32] r5:00001000 r4:e085d000 [ 1329.572862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.572960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.573054][ T32] r5:851dd38c r4:851dd000 [ 1329.573100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.573192][ T32] r7:dddced80 r6:83018000 r5:851dd38c r4:851bf580 [ 1329.573247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.573342][ T32] r10:61c88647 r9:84846c00 r8:851bf5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.573391][ T32] r4:851bf580 [ 1329.573433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.573498][ T32] r10:00000000 r9:851bf580 r8:80287e08 r7:eaa25e60 r6:8510c400 r5:84846c00 [ 1329.573524][ T32] r4:00000001 [ 1329.573544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.573586][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1329.573614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.573671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.573701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.600908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1329.601702][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.602270][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1329.602458][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1329.602760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1329.603189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.609583][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1329.609831][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1329.610060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.610209][ T32] INFO: task kworker/1:137:4107 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1329.610387][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.610649][ T32] r4:84844800 ** 2 printk messages dropped ** [ 1329.610764][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1329.611134][ T32] r4:00000000 [ 1329.611191][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.611275][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1329.611307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.611414][ T32] r5:00001000 r4:dfc33000 [ 1329.611443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.611486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.611549][ T32] r5:83de3b8c r4:83de3800 [ 1329.611600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.611698][ T32] r7:ddde2d80 r6:83018200 r5:83de3b8c r4:8510c480 [ 1329.611742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.611843][ T32] r10:61c88647 r9:84844800 r8:8510c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.611892][ T32] r4:8510c480 [ 1329.611934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.612030][ T32] r10:00000000 r9:8510c480 r8:80287e08 r7:eaa1de60 r6:8510c500 r5:84844800 [ 1329.612078][ T32] r4:00000001 [ 1329.612119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.612198][ T32] Exception stack(0xeaa2dfb0 to 0xeaa2dff8) [ 1329.612256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.612340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.612567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.612629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.612666][ T32] r4:851aa6c0 [ 1329.613267][ T32] INFO: task kworker/1:137:4107 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.613322][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.613454][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.613538][ T32] Call trace: [ 1329.613669][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.624078][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.624151][ T32] r4:00000000 [ 1329.624177][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.624242][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.624275][ T32] 1d20: b45ff000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.624341][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.624385][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.624414][ T32] r5:80070013 r4:80239bb0 [ 1329.624436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.624489][ T32] r4:82ac21e4 [ 1329.624511][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.624555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.624578][ T32] r4:e0581dc0 [ 1329.624604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.624669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.624696][ T32] r4:00000000 [ 1329.624717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.624763][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.624785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.624830][ T32] r5:00001000 r4:dfab3000 [ 1329.624862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.624929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.624977][ T32] r5:8502638c r4:85026000 [ 1329.624998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.625045][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.625067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.625115][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.625160][ T32] r4:8509f580 [ 1329.625184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.625257][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.625285][ T32] r4:00000001 [ 1329.625306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.625343][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.625371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.625399][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.625426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.625456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.625555][ T32] r4:8509db40 [ 1329.625584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.625671][ T32] INFO: task kworker/0:356:4109 blocked for more than 456 seconds. [ 1329.625708][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.625735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.625758][ T32] task:kworker/0:356 state:D stack:0 pid:4109 tgid:4109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.625811][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.625854][ T32] Call trace: [ 1329.625967][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.626020][ T32] r10:8291a684 r9:eaa3dd84 r8:00000002 r7:60000113 r6:eaa3dd8c r5:84840c00 [ 1329.626043][ T32] r4:84840c00 [ 1329.626063][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.626122][ T32] r5:84840c00 r4:8291a680 [ 1329.626143][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.626183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.626259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa3de08 [ 1329.626286][ T32] r4:00000000 [ 1329.626306][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.626342][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.626376][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.626418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851beb40 [ 1329.626440][ T32] r4:00000000 [ 1329.626465][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.626510][ T32] r9:83018005 r8:84840c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1329.626532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.626572][ T32] r5:00001000 r4:e05fd000 [ 1329.626608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.626651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.626769][ T32] r5:851d7f8c r4:851d7c00 [ 1329.626873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.626924][ T32] r7:dddced80 r6:83018000 r5:851d7f8c r4:851bf600 [ 1329.626947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.626993][ T32] r10:61c88647 r9:84840c00 r8:851bf62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.627016][ T32] r4:851bf600 [ 1329.627035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.627078][ T32] r10:00000000 r9:851bf600 r8:80287e08 r7:eaa31e60 r6:8510c580 r5:84840c00 [ 1329.627100][ T32] r4:00000001 [ 1329.627118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.627255][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 1329.627285][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.627314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.627341][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.627369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.627393][ T32] r4:851beb00 [ 1329.627829][ T32] INFO: task kworker/0:356:4109 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.627864][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.627982][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.628132][ T32] Call trace: [ 1329.628166][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.628248][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.628277][ T32] r4:00000000 [ 1329.628298][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.628352][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.628381][ T32] 1d20: b45ff000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.628409][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.628448][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.628503][ T32] r5:80070013 r4:80239bb0 [ 1329.628529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.628569][ T32] r4:82ac21e4 [ 1329.628590][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.628632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.628884][ T32] r4:e0581dc0 [ 1329.628909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.628951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.628993][ T32] r4:00000000 [ 1329.629018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.629108][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.629224][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.629269][ T32] r5:00001000 r4:dfab3000 [ 1329.629289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.629328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.629370][ T32] r5:8502638c r4:85026000 [ 1329.629389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.629434][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.629469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.629521][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.629559][ T32] r4:8509f580 [ 1329.629581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.629628][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.629652][ T32] r4:00000001 [ 1329.629671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.629705][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.629734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.629763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.629789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.629817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.629839][ T32] r4:8509db40 [ 1329.629903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.629934][ T32] INFO: task kworker/0:357:4110 blocked for more than 456 seconds. [ 1329.629961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.629986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.630090][ T32] task:kworker/0:357 state:D stack:0 pid:4110 tgid:4110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.630139][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.630190][ T32] Call trace: [ 1329.630232][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.630280][ T32] r10:8291a684 r9:eaa41d84 r8:00000002 r7:60000113 r6:eaa41d8c r5:84842400 [ 1329.630302][ T32] r4:84842400 [ 1329.630341][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.630408][ T32] r5:84842400 r4:8291a680 [ 1329.630431][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.630479][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.630522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa41e08 [ 1329.630544][ T32] r4:00000000 [ 1329.630563][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.630677][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.630716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.630757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bec40 [ 1329.630780][ T32] r4:00000000 [ 1329.630880][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.630927][ T32] r9:83018005 r8:84842400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1329.630993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.631037][ T32] r5:00001000 r4:e0627000 ** 2 printk messages dropped ** [ 1329.631184][ T32] r5:851dc38c r4:851dc000 [ 1329.631224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.631351][ T32] r10:61c88647 r9:84842400 r8:851bf6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.631605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.632254][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1329.632875][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1329.633089][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1329.633446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.658583][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1329.658811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.658977][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.659002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.659023][ T32] task:kworker/0:358 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.659088][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.659132][ T32] Call trace: [ 1329.659194][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.659248][ T32] r10:8291a684 r9:eaa49d84 r8:00000002 r7:60000013 r6:eaa49d8c r5:850e8c00 [ 1329.659273][ T32] r4:850e8c00 [ 1329.659293][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.659336][ T32] r5:850e8c00 r4:8291a680 [ 1329.659356][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.659395][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.659439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 [ 1329.659468][ T32] r4:00000000 [ 1329.659513][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.659555][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.659594][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.659635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bed00 [ 1329.659659][ T32] r4:00000000 [ 1329.659714][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.659767][ T32] r9:83018005 r8:850e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1329.659814][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.659864][ T32] r5:00001000 r4:e07bd000 [ 1329.659886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.659927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.659969][ T32] r5:851dc78c r4:851dc400 [ 1329.659989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.660035][ T32] r7:dddced80 r6:83018000 r5:851dc78c r4:851bf700 [ 1329.660066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.660140][ T32] r10:61c88647 r9:850e8c00 r8:851bf72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.660166][ T32] r4:851bf700 [ 1329.660188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.660232][ T32] r10:00000000 r9:851bf700 r8:80287e08 r7:eaa31e60 r6:8510c680 r5:850e8c00 [ 1329.660265][ T32] r4:00000001 [ 1329.660288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.660341][ T32] Exception stack(0xeaa49fb0 to 0xeaa49ff8) [ 1329.660368][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.660399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.660425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.660454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.660482][ T32] r4:851bed40 [ 1329.660890][ T32] INFO: task kworker/0:358:4113 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.660928][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.661050][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.661098][ T32] Call trace: [ 1329.661129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.661178][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.661202][ T32] r4:00000000 [ 1329.661221][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.661284][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.661316][ T32] 1d20: b495c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.661345][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.661373][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.661397][ T32] r5:80070013 r4:80239bb0 [ 1329.661418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.661472][ T32] r4:82ac21e4 [ 1329.661529][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.661575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.661631][ T32] r4:e0581dc0 [ 1329.661746][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.661792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.661816][ T32] r4:00000000 [ 1329.661835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.661878][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.661901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.661942][ T32] r5:00001000 r4:dfab3000 [ 1329.661964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.662005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.662046][ T32] r5:8502638c r4:85026000 [ 1329.662066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.662134][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.662159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.662206][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.662229][ T32] r4:8509f580 [ 1329.662248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.662308][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.662353][ T32] r4:00000001 [ 1329.662400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.662472][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.662501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.662529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.662570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.662623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.662652][ T32] r4:8509db40 [ 1329.662673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.662697][ T32] INFO: task kworker/0:359:4114 blocked for more than 456 seconds. [ 1329.662749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.662799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.662825][ T32] task:kworker/0:359 state:D stack:0 pid:4114 tgid:4114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.662897][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.662957][ T32] Call trace: [ 1329.662993][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.663065][ T32] r10:8291a684 r9:eaa4dd84 r8:00000002 r7:60000113 r6:eaa4dd8c r5:850e9800 [ 1329.663094][ T32] r4:850e9800 [ 1329.663115][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.663158][ T32] r5:850e9800 r4:8291a680 [ 1329.663178][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.663336][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.663384][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 [ 1329.663408][ T32] r4:00000000 [ 1329.663452][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.663543][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.663588][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.663631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bef80 [ 1329.663654][ T32] r4:00000000 [ 1329.663699][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.680590][ T32] r9:83018005 r8:850e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1329.680636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.680700][ T32] r5:00001000 r4:e07e1000 [ 1329.680721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.680761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.680803][ T32] r5:851dcb8c r4:851dc800 [ 1329.680824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.680872][ T32] r7:dddced80 r6:83018000 r5:851dcb8c r4:851bf780 [ 1329.680894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.680941][ T32] r10:61c88647 r9:850e9800 r8:851bf7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.680964][ T32] r4:851bf780 [ 1329.680983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.681028][ T32] r10:00000000 r9:851bf780 r8:80287e08 r7:eaa31e60 r6:8510c700 r5:850e9800 [ 1329.681051][ T32] r4:00000001 [ 1329.681147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.681210][ T32] Exception stack(0xeaa4dfb0 to 0xeaa4dff8) [ 1329.681266][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.681300][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.681330][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.681359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.681382][ T32] r4:851bef40 [ 1329.681863][ T32] INFO: task kworker/0:359:4114 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.681904][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.682062][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.682215][ T32] Call trace: [ 1329.682278][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.682332][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.682356][ T32] r4:00000000 [ 1329.682509][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.682556][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.682612][ T32] 1d20: b4b26000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.682652][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.682715][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.682744][ T32] r5:80070013 r4:80239bb0 [ 1329.682767][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.682809][ T32] r4:82ac21e4 [ 1329.682829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.682872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.682915][ T32] r4:e0581dc0 [ 1329.682939][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.682982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.683007][ T32] r4:00000000 [ 1329.683027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.683070][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.683150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.683196][ T32] r5:00001000 r4:dfab3000 [ 1329.683216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.683291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.683338][ T32] r5:8502638c r4:85026000 [ 1329.683360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.683406][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.683428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.683483][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.683530][ T32] r4:8509f580 [ 1329.683553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.683602][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.683625][ T32] r4:00000001 [ 1329.683645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.683679][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.696633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.696710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.696742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.696774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.696811][ T32] r4:8509db40 [ 1329.696839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.696869][ T32] INFO: task kworker/0:360:4115 blocked for more than 456 seconds. [ 1329.696922][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.696952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.696975][ T32] task:kworker/0:360 state:D stack:0 pid:4115 tgid:4115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.697029][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.697082][ T32] Call trace: [ 1329.697114][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.697189][ T32] r10:8291a684 r9:eaa51d84 r8:00000002 r7:60000013 r6:eaa51d8c r5:850ea400 [ 1329.697218][ T32] r4:850ea400 [ 1329.697240][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.697306][ T32] r5:850ea400 r4:8291a680 [ 1329.697331][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.697372][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.697414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa51e08 [ 1329.697437][ T32] r4:00000000 [ 1329.697457][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.697498][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.697535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.697577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a4f00 [ 1329.697600][ T32] r4:00000000 [ 1329.697620][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.697665][ T32] r9:83018005 r8:850ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1329.697687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.697730][ T32] r5:00001000 r4:e083d000 [ 1329.697752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.697791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.697832][ T32] r5:851dcf8c r4:851dcc00 [ 1329.697852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.697910][ T32] r7:dddced80 r6:83018000 r5:851dcf8c r4:851bf800 [ 1329.697935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.697985][ T32] r10:61c88647 r9:850ea400 r8:851bf82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.698008][ T32] r4:851bf800 [ 1329.698049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.698100][ T32] r10:00000000 r9:851bf800 r8:80287e08 r7:eaa31e60 r6:8510c780 r5:850ea400 [ 1329.698126][ T32] r4:00000001 [ 1329.698169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.698232][ T32] Exception stack(0xeaa51fb0 to 0xeaa51ff8) [ 1329.698263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.698293][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.698320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.698349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.698371][ T32] r4:851bef40 [ 1329.698765][ T32] INFO: task kworker/0:360:4115 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.698816][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.698877][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.698921][ T32] Call trace: [ 1329.698951][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.699001][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.699024][ T32] r4:00000000 [ 1329.699044][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.699083][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.699129][ T32] 1d20: b4dd9000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.699176][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.699201][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.699225][ T32] r5:80070013 r4:80239bb0 [ 1329.699246][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.699286][ T32] r4:82ac21e4 [ 1329.699306][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.699349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.699372][ T32] r4:e0581dc0 [ 1329.699393][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.699434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.699456][ T32] r4:00000000 [ 1329.699482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.699525][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.699553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.699612][ T32] r5:00001000 r4:dfab3000 [ 1329.699658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.699701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.699748][ T32] r5:8502638c r4:85026000 [ 1329.699812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.699863][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.699885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.699934][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1329.700022][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1329.700225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.700254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.700282][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.700324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.700349][ T32] r4:8509db40 [ 1329.700382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.700411][ T32] INFO: task kworker/0:361:4119 blocked for more than 456 seconds. [ 1329.700438][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.700471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.700494][ T32] task:kworker/0:361 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.700539][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.700586][ T32] Call trace: [ 1329.700634][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.700843][ T32] r10:8291a684 r9:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:850eb000 [ 1329.700873][ T32] r4:850eb000 [ 1329.700894][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.701022][ T32] r5:850eb000 r4:8291a680 [ 1329.701049][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.701091][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.701133][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 [ 1329.701156][ T32] r4:00000000 [ 1329.701175][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.701231][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.701269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.701311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c42c0 [ 1329.701348][ T32] r4:00000000 [ 1329.701379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.701447][ T32] r9:83018005 r8:850eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1329.701478][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.701523][ T32] r5:00001000 r4:e088d000 [ 1329.701546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.701589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.701633][ T32] r5:851ddb8c r4:851dd800 [ 1329.701707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.701760][ T32] r7:dddced80 r6:83018000 r5:851ddb8c r4:851bf880 [ 1329.701823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.701876][ T32] r10:61c88647 r9:850eb000 r8:851bf8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.701911][ T32] r4:851bf880 [ 1329.701934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.702002][ T32] r10:00000000 r9:851bf880 r8:80287e08 r7:eaa31e60 r6:8510c800 r5:850eb000 [ 1329.702039][ T32] r4:00000001 [ 1329.702061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.702096][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 1329.702123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.702223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.702255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.702295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.702327][ T32] r4:851c4300 [ 1329.702549][ T32] INFO: task kworker/0:361:4119 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.702609][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.702685][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.702736][ T32] Call trace: [ 1329.702792][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.702846][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.702871][ T32] r4:00000000 [ 1329.702979][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.703085][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.703117][ T32] 1d20: b4dd9000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.703147][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.703173][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.703197][ T32] r5:80070013 r4:80239bb0 [ 1329.703218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.703258][ T32] r4:82ac21e4 [ 1329.703278][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.703320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.703370][ T32] r4:e0581dc0 [ 1329.703640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.703688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.703711][ T32] r4:00000000 [ 1329.703735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.724834][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.724917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.724989][ T32] r5:00001000 r4:dfab3000 [ 1329.725013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.725060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.725109][ T32] r5:8502638c r4:85026000 [ 1329.725132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.725185][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.725224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.725318][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.725344][ T32] r4:8509f580 [ 1329.725382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.725466][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.725495][ T32] r4:00000001 [ 1329.725518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.725560][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.725592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.725622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.725648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.725711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.725739][ T32] r4:8509db40 [ 1329.725784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.725827][ T32] INFO: task kworker/0:362:4122 blocked for more than 456 seconds. [ 1329.725884][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.725915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.725961][ T32] task:kworker/0:362 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.726019][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.726079][ T32] Call trace: [ 1329.726130][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.726182][ T32] r10:8291a684 r9:eaa61d84 r8:00000002 r7:60000113 r6:eaa61d8c r5:850ed400 [ 1329.726206][ T32] r4:850ed400 [ 1329.726231][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.726275][ T32] r5:850ed400 r4:8291a680 [ 1329.726296][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.726335][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.726378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 [ 1329.726401][ T32] r4:00000000 [ 1329.726420][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.726454][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.726496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.726562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c41c0 [ 1329.726622][ T32] r4:00000000 [ 1329.726646][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.726691][ T32] r9:83018005 r8:850ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.726727][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.726772][ T32] r5:00001000 r4:e086b000 [ 1329.726792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.726832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.726874][ T32] r5:851dd78c r4:851dd400 [ 1329.726893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.726938][ T32] r7:dddced80 r6:83018000 r5:851dd78c r4:851bf900 [ 1329.726958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.727004][ T32] r10:61c88647 r9:850ed400 r8:851bf92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.727026][ T32] r4:851bf900 [ 1329.727046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.727090][ T32] r10:00000000 r9:851bf900 r8:80287e08 r7:eaa55e60 r6:8510c880 r5:850ed400 [ 1329.727112][ T32] r4:00000001 [ 1329.727131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.727166][ T32] Exception stack(0xeaa61fb0 to 0xeaa61ff8) [ 1329.727194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.727223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.727249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.727277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.727314][ T32] r4:851c4180 [ 1329.727677][ T32] INFO: task kworker/0:362:4122 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.727713][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.727783][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.727857][ T32] Call trace: [ 1329.727980][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.728068][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.728166][ T32] r4:00000000 [ 1329.728191][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.728237][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.728267][ T32] 1d20: b51d1000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.728327][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.728363][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.728388][ T32] r5:80070013 r4:80239bb0 [ 1329.728409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.728450][ T32] r4:82ac21e4 [ 1329.728494][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.728559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.728589][ T32] r4:e0581dc0 [ 1329.728612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.728675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.728701][ T32] r4:00000000 [ 1329.728722][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.728767][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.728789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.728830][ T32] r5:00001000 r4:dfab3000 [ 1329.728849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.728977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.729023][ T32] r5:8502638c r4:85026000 [ 1329.729044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.729101][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.729127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.729180][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.729233][ T32] r4:8509f580 [ 1329.729280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.729333][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.729394][ T32] r4:00000001 [ 1329.729417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.729453][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.729485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.729513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.729539][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.729568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.729592][ T32] r4:8509db40 [ 1329.729635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.729687][ T32] INFO: task kworker/0:363:4123 blocked for more than 456 seconds. [ 1329.729740][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.729767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.729789][ T32] task:kworker/0:363 state:D stack:0 pid:4123 tgid:4123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.729837][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.729928][ T32] Call trace: [ 1329.729964][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.730039][ T32] r10:8291a684 r9:eaa65d84 r8:00000002 r7:60000013 r6:eaa65d8c r5:850ee000 [ 1329.730067][ T32] r4:850ee000 [ 1329.730111][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.730169][ T32] r5:850ee000 r4:8291a680 [ 1329.730196][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.730238][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.730291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 [ 1329.730318][ T32] r4:00000000 [ 1329.730355][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.730444][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.730487][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.730530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4640 [ 1329.730552][ T32] r4:00000000 [ 1329.730571][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.730614][ T32] r9:83018005 r8:850ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1329.730636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.730678][ T32] r5:00001000 r4:dfa6d000 [ 1329.730699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.730736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.730807][ T32] r5:851de38c r4:851de000 [ 1329.730831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.730877][ T32] r7:dddced80 r6:83018000 r5:851de38c r4:851bf980 [ 1329.730898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.730954][ T32] r10:61c88647 r9:850ee000 r8:851bf9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.730980][ T32] r4:851bf980 [ 1329.731002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.731047][ T32] r10:00000000 r9:851bf980 r8:80287e08 r7:eaa55e60 r6:8510c900 r5:850ee000 [ 1329.731080][ T32] r4:00000001 [ 1329.731103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.731139][ T32] Exception stack(0xeaa65fb0 to 0xeaa65ff8) [ 1329.731166][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.731194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.731241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.731273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.731298][ T32] r4:851c4240 [ 1329.731511][ T32] INFO: task kworker/0:363:4123 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.731560][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.731793][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.731841][ T32] Call trace: [ 1329.731872][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.731989][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.732021][ T32] r4:00000000 [ 1329.732053][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.732121][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.732157][ T32] 1d20: b51d1000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.732188][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.732213][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.732236][ T32] r5:80070013 r4:80239bb0 [ 1329.732268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.732343][ T32] r4:82ac21e4 [ 1329.732369][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.732415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.732437][ T32] r4:e0581dc0 [ 1329.732457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.732506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.732529][ T32] r4:00000000 [ 1329.732549][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.732592][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.732614][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.732654][ T32] r5:00001000 r4:dfab3000 [ 1329.732714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.732758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.732800][ T32] r5:8502638c r4:85026000 [ 1329.732843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.732907][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.732954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.733008][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.733032][ T32] r4:8509f580 [ 1329.733052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.733098][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.733122][ T32] r4:00000001 [ 1329.733197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.733237][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.733263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.733292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.733318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.733346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.733368][ T32] r4:8509db40 [ 1329.733413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.733442][ T32] INFO: task kworker/0:364:4124 blocked for more than 456 seconds. [ 1329.733475][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.733500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.733521][ T32] task:kworker/0:364 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.733633][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.733907][ T32] Call trace: [ 1329.749328][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.749401][ T32] r10:8291a684 r9:eaa69d84 r8:00000002 r7:60000013 r6:eaa69d8c r5:850eec00 [ 1329.749428][ T32] r4:850eec00 [ 1329.749449][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.749498][ T32] r5:850eec00 r4:8291a680 [ 1329.749551][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.749620][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.749696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 [ 1329.749728][ T32] r4:00000000 [ 1329.749762][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.749811][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.749877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.749947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4480 [ 1329.749996][ T32] r4:00000000 [ 1329.750019][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.750068][ T32] r9:83018005 r8:850eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1329.750092][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.750136][ T32] r5:00001000 r4:e08a9000 [ 1329.750181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.750224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.750267][ T32] r5:851ddf8c r4:851ddc00 [ 1329.750287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.750408][ T32] r7:dddced80 r6:83018000 r5:851ddf8c r4:851bfa80 [ 1329.750435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.750489][ T32] r10:61c88647 r9:850eec00 r8:851bfaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.750512][ T32] r4:851bfa80 [ 1329.750544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.750604][ T32] r10:00000000 r9:851bfa80 r8:80287e08 r7:eaa65e60 r6:8510c980 r5:850eec00 [ 1329.750627][ T32] r4:00000001 [ 1329.750646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.750683][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) [ 1329.750711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.750741][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.750769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.750798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.750821][ T32] r4:851c4240 [ 1329.751167][ T32] INFO: task kworker/0:364:4124 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.751204][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.751266][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.751334][ T32] Call trace: [ 1329.751366][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.751417][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.751440][ T32] r4:00000000 [ 1329.751460][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.751505][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.751558][ T32] 1d20: b51d1000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.751621][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.751658][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.751684][ T32] r5:80070013 r4:80239bb0 [ 1329.751707][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.751765][ T32] r4:82ac21e4 [ 1329.751829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.751925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.751953][ T32] r4:e0581dc0 [ 1329.751975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.752035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.752063][ T32] r4:00000000 [ 1329.752097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.752168][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.752196][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.752244][ T32] r5:00001000 r4:dfab3000 [ 1329.752265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.752330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.752390][ T32] r5:8502638c r4:85026000 [ 1329.752424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.752481][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.752505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.752566][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.752593][ T32] r4:8509f580 [ 1329.752624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.752684][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.752710][ T32] r4:00000001 [ 1329.752730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.752765][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.752792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.752820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.752846][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.752874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.752897][ T32] r4:8509db40 [ 1329.752918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.752945][ T32] INFO: task kworker/0:365:4128 blocked for more than 456 seconds. [ 1329.752976][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.753000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.753021][ T32] task:kworker/0:365 state:D stack:0 pid:4128 tgid:4128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.753066][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.753148][ T32] Call trace: [ 1329.753202][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.753254][ T32] r10:8291a684 r9:eaa45d84 r8:00000002 r7:60000113 r6:eaa45d8c r5:850ebc00 [ 1329.753278][ T32] r4:850ebc00 [ 1329.753298][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.753340][ T32] r5:850ebc00 r4:8291a680 [ 1329.753361][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.753400][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.753443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 [ 1329.753472][ T32] r4:00000000 [ 1329.753492][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.753526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.753628][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.753675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c49c0 [ 1329.753698][ T32] r4:00000000 [ 1329.753718][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.769958][ T32] r9:83018005 r8:850ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1329.770020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.770095][ T32] r5:00001000 r4:dfecb000 [ 1329.770126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.770170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.770217][ T32] r5:851deb8c r4:851de800 [ 1329.770240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.770288][ T32] r7:dddced80 r6:83018000 r5:851deb8c r4:851bfa00 [ 1329.770309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.770360][ T32] r10:61c88647 r9:850ebc00 r8:851bfa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.770413][ T32] r4:851bfa00 [ 1329.770468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.770534][ T32] r10:00000000 r9:851bfa00 r8:80287e08 r7:eaa65e60 r6:8510ca00 r5:850ebc00 [ 1329.770561][ T32] r4:00000001 [ 1329.770606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.770648][ T32] Exception stack(0xeaa45fb0 to 0xeaa45ff8) [ 1329.770679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.770709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.770736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.770766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.770788][ T32] r4:851c4600 [ 1329.771132][ T32] INFO: task kworker/0:365:4128 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.771192][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.771289][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.771337][ T32] Call trace: [ 1329.771422][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.771510][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.771566][ T32] r4:00000000 [ 1329.771613][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.771658][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.771686][ T32] 1d20: b553f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.771715][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.771740][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.771765][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1329.771866][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1329.771970][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1329.772186][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.772417][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1329.772686][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 2 printk messages dropped ** [ 1329.772809][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1329.772888][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.772928][ T32] r4:00000001 [ 1329.772965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.773004][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.773068][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.773101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.773131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.773194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.773220][ T32] r4:8509db40 [ 1329.773241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.773292][ T32] INFO: task kworker/0:366:4129 blocked for more than 456 seconds. [ 1329.773328][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.773354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.773381][ T32] task:kworker/0:366 state:D stack:0 pid:4129 tgid:4129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.773455][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.773546][ T32] Call trace: [ 1329.773607][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.773682][ T32] r10:8291a684 r9:eaa5dd84 r8:00000002 r7:60000113 r6:eaa5dd8c r5:850ec800 [ 1329.773709][ T32] r4:850ec800 [ 1329.773821][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.786166][ T32] r5:850ec800 r4:8291a680 [ 1329.786201][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.786274][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.786335][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 [ 1329.786362][ T32] r4:00000000 [ 1329.786393][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.786455][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.786504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.786548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c48c0 [ 1329.786577][ T32] r4:00000000 [ 1329.786598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.786644][ T32] r9:83018005 r8:850ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1329.786730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.786919][ T32] r5:00001000 r4:dfe5d000 [ 1329.786944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.786984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.787026][ T32] r5:851de78c r4:851de400 [ 1329.787047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.787094][ T32] r7:dddced80 r6:83018000 r5:851de78c r4:851bfb00 [ 1329.787115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.787161][ T32] r10:61c88647 r9:850ec800 r8:851bfb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.787184][ T32] r4:851bfb00 [ 1329.787209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.787302][ T32] r10:00000000 r9:851bfb00 r8:80287e08 r7:eaa45e60 r6:8510ca80 r5:850ec800 [ 1329.787346][ T32] r4:00000001 [ 1329.787377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.787416][ T32] Exception stack(0xeaa5dfb0 to 0xeaa5dff8) [ 1329.787465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.787506][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.787533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.787561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.787606][ T32] r4:851c43c0 [ 1329.787950][ T32] INFO: task kworker/0:366:4129 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.788011][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.788083][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.788129][ T32] Call trace: [ 1329.788177][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.788229][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.788258][ T32] r4:00000000 [ 1329.788280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.788349][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.788393][ T32] 1d20: b5795000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.788426][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.788451][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.788484][ T32] r5:80070013 r4:80239bb0 [ 1329.788505][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.788559][ T32] r4:82ac21e4 [ 1329.788583][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.788641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.788743][ T32] r4:e0581dc0 [ 1329.788767][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.788809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.788832][ T32] r4:00000000 [ 1329.788851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.788895][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.788917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1329.789030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.789267][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1329.789361][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1329.789623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1329.790001][ T32] r4:850e8000 ** 4 printk messages dropped ** [ 1329.790182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 ** 4 printk messages dropped ** [ 1329.790404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c5a40 ** 7 printk messages dropped ** [ 1329.790699][ T32] r5:84b8c38c r4:84b8c000 [ 1329.790718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.791011][ T32] r10:00000000 r9:8510cb00 r8:80287e08 r7:eaa1de60 r6:8510cb80 r5:850e8000 ** 9 printk messages dropped ** [ 1329.791675][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.792086][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1329.792353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 10 printk messages dropped ** [ 1329.792718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.792924][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 1 printk messages dropped ** [ 1329.793054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.793136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.793168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.793192][ T32] r4:8509db40 [ 1329.793223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.793251][ T32] INFO: task kworker/1:139:4133 blocked for more than 456 seconds. [ 1329.793278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.793302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.793322][ T32] task:kworker/1:139 state:D stack:0 pid:4133 tgid:4133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.793395][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.793440][ T32] Call trace: [ 1329.793477][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.793617][ T32] r10:8291a684 r9:eaa79d84 r8:00000002 r7:60000113 r6:eaa79d8c r5:84841800 [ 1329.793649][ T32] r4:84841800 [ 1329.793671][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.793815][ T32] r5:84841800 r4:8291a680 [ 1329.816276][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.816412][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.816508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 [ 1329.816603][ T32] r4:00000000 [ 1329.816700][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.816801][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.816880][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.816965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c940 [ 1329.817015][ T32] r4:00000000 [ 1329.817052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.817144][ T32] r9:83018205 r8:84841800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1329.817187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.817290][ T32] r5:00001000 r4:e074d000 [ 1329.817345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.817466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.817569][ T32] r5:851e1b8c r4:851e1800 [ 1329.817675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.817772][ T32] r7:ddde2d80 r6:83018200 r5:851e1b8c r4:8510cc00 [ 1329.817842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.817950][ T32] r10:61c88647 r9:84841800 r8:8510cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.818003][ T32] r4:8510cc00 [ 1329.818040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.818134][ T32] r10:00000000 r9:8510cc00 r8:80287e08 r7:eaa1de60 r6:8510cc80 r5:84841800 [ 1329.818183][ T32] r4:00000001 [ 1329.818223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.818323][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 1329.818385][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.818501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.818563][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.818619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.818743][ T32] r4:851c5a80 [ 1329.819342][ T32] INFO: task kworker/1:139:4133 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.819426][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.819657][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.819756][ T32] Call trace: [ 1329.819822][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.819918][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.819979][ T32] r4:00000000 [ 1329.820025][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.820106][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.820159][ T32] 1d20: b5afa000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.820218][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.820266][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.820334][ T32] r5:80070013 r4:80239bb0 [ 1329.820377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.820502][ T32] r4:82ac21e4 [ 1329.820614][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.820702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.820753][ T32] r4:e0581dc0 [ 1329.820788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.820873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.820921][ T32] r4:00000000 [ 1329.820959][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.821044][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.821085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.821184][ T32] r5:00001000 r4:dfab3000 [ 1329.821235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.821329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.821411][ T32] r5:8502638c r4:85026000 [ 1329.821471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.821572][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.821612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.821699][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.821751][ T32] r4:8509f580 [ 1329.821787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.821876][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.821926][ T32] r4:00000001 [ 1329.821961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.822059][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.822117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.822171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.822225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.822279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.822334][ T32] r4:8509db40 [ 1329.822373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.822423][ T32] INFO: task kworker/0:367:4136 blocked for more than 456 seconds. [ 1329.822482][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1329.822928][ T32] r10:8291a684 r9:eaa7dd84 r8:00000002 r7:60000113 r6:eaa7dd8c r5:85079800 ** 5 printk messages dropped ** [ 1329.823432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 ** 7 printk messages dropped ** [ 1329.842920][ T32] r9:83018005 r8:85079800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1329.843282][ T32] r5:851def8c r4:851dec00 ** 2 printk messages dropped ** [ 1329.843486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1329.844265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1329.845235][ T32] INFO: task kworker/0:367:4136 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 7 printk messages dropped ** [ 1329.845965][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1329.846394][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.846693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1329.847357][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1329.847673][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1329.847874][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1329.848041][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.848372][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.848427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.848492][ T32] task:kworker/0:368 state:D stack:0 pid:4138 tgid:4138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.848683][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.848825][ T32] Call trace: [ 1329.848918][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.849009][ T32] r10:8291a684 r9:eaa8dd84 r8:00000002 r7:60000113 r6:eaa8dd8c r5:85078000 [ 1329.849087][ T32] r4:85078000 [ 1329.849159][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.849253][ T32] r5:85078000 r4:8291a680 [ 1329.849294][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.849374][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.849456][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1329.849523][ T32] r4:00000000 [ 1329.849600][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.849718][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.849848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.849957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4c80 [ 1329.850000][ T32] r4:00000000 [ 1329.850047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.850132][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1329.850200][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.850284][ T32] r5:00001000 r4:e0007000 [ 1329.850335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.850413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.850501][ T32] r5:851df38c r4:851df000 [ 1329.850541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.850630][ T32] r7:dddced80 r6:83018000 r5:851df38c r4:851bfc00 [ 1329.850693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.850782][ T32] r10:61c88647 r9:85078000 r8:851bfc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.850832][ T32] r4:851bfc00 [ 1329.850867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.850972][ T32] r10:00000000 r9:851bfc00 r8:80287e08 r7:eaa7de60 r6:8510cd80 r5:85078000 [ 1329.851022][ T32] r4:00000001 [ 1329.851056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.851131][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1329.851185][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.851246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.851300][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.851356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.851404][ T32] r4:851c4a40 [ 1329.851767][ T32] INFO: task kworker/0:368:4138 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.851858][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.851971][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.852055][ T32] Call trace: [ 1329.852118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.852214][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.852260][ T32] r4:00000000 [ 1329.852319][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.852393][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.852452][ T32] 1d20: b5cdb000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.852517][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.852567][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.852615][ T32] r5:80070013 r4:80239bb0 [ 1329.852653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.852730][ T32] r4:82ac21e4 [ 1329.852784][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.852865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.852916][ T32] r4:e0581dc0 [ 1329.852950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.853033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.853083][ T32] r4:00000000 [ 1329.853122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.853206][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.853252][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.853327][ T32] r5:00001000 r4:dfab3000 [ 1329.853372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.853447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.853540][ T32] r5:8502638c r4:85026000 [ 1329.853609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.853732][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.875310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.875388][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.875414][ T32] r4:8509f580 [ 1329.875435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.875490][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.875537][ T32] r4:00000001 [ 1329.875567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.875608][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.875637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.875667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.875741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.875774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.875801][ T32] r4:8509db40 [ 1329.875824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.875852][ T32] INFO: task kworker/0:369:4141 blocked for more than 456 seconds. [ 1329.875882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.875999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.876026][ T32] task:kworker/0:369 state:D stack:0 pid:4141 tgid:4141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.876082][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.876199][ T32] Call trace: [ 1329.876394][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.876486][ T32] r10:8291a684 r9:eaa99d84 r8:00000002 r7:60000113 r6:eaa99d8c r5:8507bc00 [ 1329.876525][ T32] r4:8507bc00 [ 1329.876714][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.876763][ T32] r5:8507bc00 r4:8291a680 [ 1329.876786][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.876826][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.876891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa99e08 [ 1329.876990][ T32] r4:00000000 [ 1329.877083][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.877122][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.877162][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.877249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4e00 [ 1329.877296][ T32] r4:00000000 [ 1329.877321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.877374][ T32] r9:83018005 r8:8507bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1329.877421][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.877475][ T32] r5:00001000 r4:e04f3000 [ 1329.877498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.877614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.877709][ T32] r5:851dfb8c r4:851df800 [ 1329.877733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.877781][ T32] r7:dddced80 r6:83018000 r5:851dfb8c r4:851bfc80 [ 1329.877803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.877848][ T32] r10:61c88647 r9:8507bc00 r8:851bfcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.877871][ T32] r4:851bfc80 [ 1329.877936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1329.878256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.878365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.878401][ T32] r4:851c4c40 [ 1329.878770][ T32] INFO: task kworker/0:369:4141 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.878807][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.879039][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.879108][ T32] Call trace: [ 1329.879237][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.879311][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.879339][ T32] r4:00000000 [ 1329.879481][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.879526][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.879580][ T32] 1d20: b5ff0000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.879612][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.879639][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.879665][ T32] r5:80070013 r4:80239bb0 [ 1329.879687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.879730][ T32] r4:82ac21e4 [ 1329.879802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.879857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.879881][ T32] r4:e0581dc0 [ 1329.879901][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.879941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.879964][ T32] r4:00000000 [ 1329.879984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.880027][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.880049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1329.880135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.880676][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1329.881005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.881793][ T32] r5:8507a400 r4:8291a680 ** 5 printk messages dropped ** [ 1329.882096][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.882500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.882543][ T32] r5:851df78c r4:851df400 ** 1 printk messages dropped ** [ 1329.882607][ T32] r7:dddced80 r6:83018000 r5:851df78c r4:851bfd00 ** 5 printk messages dropped ** [ 1329.882825][ T32] r4:00000001 [ 1329.882849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.882908][ T32] Exception stack(0xeaa9dfb0 to 0xeaa9dff8) [ 1329.882954][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.883011][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.883041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.883070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.883116][ T32] r4:851c4c40 [ 1329.883338][ T32] INFO: task kworker/0:370:4142 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.883372][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.883427][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.883489][ T32] Call trace: [ 1329.883545][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.883597][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.883667][ T32] r4:00000000 [ 1329.883742][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1329.914563][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1329.914659][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1329.915036][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.915557][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1329.915879][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.916102][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1329.916781][ T32] r4:85183000 ** 5 printk messages dropped ** [ 1329.917091][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.917372][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.917596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.917782][ T32] r5:851e0b8c r4:851e0800 [ 1329.917830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.917947][ T32] r10:61c88647 r9:85183000 r8:851bfdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.918272][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.919054][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1329.919642][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.919852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1329.920337][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1329.920579][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1329.920894][ T32] INFO: task kworker/0:372:4146 blocked for more than 456 seconds. [ 1329.920923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.920947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.920968][ T32] task:kworker/0:372 state:D stack:0 pid:4146 tgid:4146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.921050][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.921118][ T32] Call trace: [ 1329.921160][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.921207][ T32] r10:8291a684 r9:eaa85d84 r8:00000002 r7:60000113 r6:eaa85d8c r5:85183c00 [ 1329.921294][ T32] r4:85183c00 [ 1329.921320][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.921409][ T32] r5:85183c00 r4:8291a680 [ 1329.921433][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.921501][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.921549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 1329.921573][ T32] r4:00000000 [ 1329.921593][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.921626][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.921684][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.921729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4f00 [ 1329.921752][ T32] r4:00000000 [ 1329.921777][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.921939][ T32] r9:83018005 r8:85183c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1329.921966][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.922009][ T32] r5:00001000 r4:e0511000 [ 1329.922053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.922096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.922138][ T32] r5:851dff8c r4:851dfc00 [ 1329.922158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.922274][ T32] r7:dddced80 r6:83018000 r5:851dff8c r4:851bfe80 [ 1329.922300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.922348][ T32] r10:61c88647 r9:85183c00 r8:851bfeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.922372][ T32] r4:851bfe80 [ 1329.922391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.922435][ T32] r10:00000000 r9:851bfe80 r8:80287e08 r7:eaa89e60 r6:851bff00 r5:85183c00 [ 1329.922458][ T32] r4:00000001 [ 1329.922488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.922534][ T32] Exception stack(0xeaa85fb0 to 0xeaa85ff8) [ 1329.922564][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.922593][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.922623][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.922677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.922705][ T32] r4:851c4c40 [ 1329.922940][ T32] INFO: task kworker/0:372:4146 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.922999][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.923167][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.923214][ T32] Call trace: [ 1329.923278][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.923331][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.923356][ T32] r4:00000000 [ 1329.923423][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.923483][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.923515][ T32] 1d20: b66d7000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.923547][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.923574][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.923598][ T32] r5:80070013 r4:80239bb0 [ 1329.923664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.923739][ T32] r4:82ac21e4 [ 1329.936730][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.936829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.936919][ T32] r4:e0581dc0 [ 1329.936945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.936992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.937015][ T32] r4:00000000 [ 1329.937082][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.937134][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.937182][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.937231][ T32] r5:00001000 r4:dfab3000 [ 1329.937253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.937625][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.938060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.938666][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.939179][ T32] r5:85184800 r4:8291a680 ** 5 printk messages dropped ** [ 1329.939440][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.939842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.939891][ T32] r5:851e038c r4:851e0000 ** 3 printk messages dropped ** [ 1329.940049][ T32] r10:61c88647 r9:85184800 r8:851bffac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.940324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.941003][ T32] Call trace: ** 1 printk messages dropped ** [ 1329.941082][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1329.941106][ T32] r4:00000000 [ 1329.941126][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.941165][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1329.941192][ T32] 1d20: b676f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1329.941221][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1329.941317][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1329.941363][ T32] r5:80070013 r4:80239bb0 [ 1329.941410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.941455][ T32] r4:82ac21e4 [ 1329.941483][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.941525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.941549][ T32] r4:e0581dc0 [ 1329.941631][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.941700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.941727][ T32] r4:00000000 [ 1329.941799][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.941848][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.941870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.941911][ T32] r5:00001000 r4:dfab3000 [ 1329.941954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.941996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.942037][ T32] r5:8502638c r4:85026000 [ 1329.942057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.942103][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.942127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.942173][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.942195][ T32] r4:8509f580 [ 1329.942214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.942257][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.942279][ T32] r4:00000001 [ 1329.942313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.942357][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.942386][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.942415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.942442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.942478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.942504][ T32] r4:8509db40 [ 1329.942536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.942611][ T32] INFO: task kworker/0:374:4150 blocked for more than 456 seconds. [ 1329.942681][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.942719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.942742][ T32] task:kworker/0:374 state:D stack:0 pid:4150 tgid:4150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.942785][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.942965][ T32] Call trace: [ 1329.943004][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.943080][ T32] r10:8291a684 r9:eaaadd84 r8:00000002 r7:60000013 r6:eaaadd8c r5:85185400 [ 1329.943225][ T32] r4:85185400 [ 1329.943311][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.943394][ T32] r5:85185400 r4:8291a680 [ 1329.943465][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.943533][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.943617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 [ 1329.943648][ T32] r4:00000000 [ 1329.943749][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.967384][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.967478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.967534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c040 [ 1329.967562][ T32] r4:00000000 [ 1329.967600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.967656][ T32] r9:83018005 r8:85185400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1329.967701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.967753][ T32] r5:00001000 r4:e0555000 [ 1329.967774][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.967857][ T32] r5:851e078c r4:851e0400 [ 1329.967878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.968028][ T32] r7:dddced80 r6:83018000 r5:851e078c r4:851ce080 [ 1329.968122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.968222][ T32] r10:61c88647 r9:85185400 r8:851ce0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.968269][ T32] r4:851ce080 ** 1 printk messages dropped ** [ 1329.968394][ T32] r10:00000000 r9:851ce080 r8:80287e08 r7:eaa89e60 r6:851ce100 r5:85185400 ** 5 printk messages dropped ** [ 1329.968573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.969124][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.969448][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1329.969605][ T32] r5:80070013 r4:80239bb0 ** 2 printk messages dropped ** [ 1329.969729][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.969775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1329.969797][ T32] r4:e0581dc0 [ 1329.969817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.969858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1329.969881][ T32] r4:00000000 [ 1329.969900][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.969945][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.970116][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.970163][ T32] r5:00001000 r4:dfab3000 [ 1329.970184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.970223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.970265][ T32] r5:8502638c r4:85026000 [ 1329.970290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.970338][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1329.970359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.970406][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.970429][ T32] r4:8509f580 [ 1329.970448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.970492][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1329.970514][ T32] r4:00000001 [ 1329.970557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.970598][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.970624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.970668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.970699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.970866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.970894][ T32] r4:8509db40 [ 1329.970917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.970959][ T32] INFO: task kworker/0:375:4152 blocked for more than 456 seconds. [ 1329.970994][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.971020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.971040][ T32] task:kworker/0:375 state:D stack:0 pid:4152 tgid:4152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.971087][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.971129][ T32] Call trace: [ 1329.971159][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.971206][ T32] r10:8291a684 r9:eaaa5d84 r8:00000002 r7:60000013 r6:eaaa5d8c r5:85186000 [ 1329.971228][ T32] r4:85186000 [ 1329.971248][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.971290][ T32] r5:85186000 r4:8291a680 [ 1329.971309][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.971347][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.971389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 [ 1329.971412][ T32] r4:00000000 [ 1329.971453][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.971514][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.971558][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.971599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c500 [ 1329.971621][ T32] r4:00000000 [ 1329.971641][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.971684][ T32] r9:83018005 r8:85186000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1329.971856][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.971902][ T32] r5:00001000 r4:e06d5000 [ 1329.971922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.971961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.972001][ T32] r5:851e138c r4:851e1000 [ 1329.972151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.972244][ T32] r7:dddced80 r6:83018000 r5:851e138c r4:851ce180 [ 1329.972295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.972400][ T32] r10:61c88647 r9:85186000 r8:851ce1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.972425][ T32] r4:851ce180 [ 1329.972445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.972490][ T32] r10:00000000 r9:851ce180 r8:80287e08 r7:eaa89e60 r6:851ce200 r5:85186000 [ 1329.972512][ T32] r4:00000001 [ 1329.972554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.972639][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 1329.972680][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.972710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.972739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.972768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.972791][ T32] r4:8520c4c0 [ 1329.973122][ T32] INFO: task kworker/0:375:4152 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1329.973165][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.973224][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.973300][ T32] Call trace: [ 1329.973364][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.973460][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1329.973645][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1329.992061][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1329.992248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1329.992463][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.992610][ T32] r5:00001000 r4:dfab3000 ** 3 printk messages dropped ** [ 1329.992810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.993194][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1329.993292][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1329.993324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.993356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.993416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.993451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.993474][ T32] r4:8509db40 [ 1329.993499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.993537][ T32] INFO: task kworker/0:376:4154 blocked for more than 456 seconds. [ 1329.993573][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.993598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.993623][ T32] task:kworker/0:376 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.993684][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.006949][ T32] Call trace: [ 1330.007076][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.007214][ T32] r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000013 r6:eaab1d8c r5:85186c00 [ 1330.007265][ T32] r4:85186c00 [ 1330.007304][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.007362][ T32] r5:85186c00 r4:8291a680 [ 1330.007407][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.007468][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.007562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1330.007624][ T32] r4:00000000 [ 1330.007666][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.007738][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.007821][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.007904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c380 [ 1330.007940][ T32] r4:00000000 [ 1330.007972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.008057][ T32] r9:83018005 r8:85186c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1330.008112][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.008203][ T32] r5:00001000 r4:e068b000 [ 1330.008247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.008355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.008428][ T32] r5:851e0f8c r4:851e0c00 [ 1330.008449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.008526][ T32] r7:dddced80 r6:83018000 r5:851e0f8c r4:851ce280 [ 1330.008567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.008620][ T32] r10:61c88647 r9:85186c00 r8:851ce2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.008643][ T32] r4:851ce280 [ 1330.008662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.008708][ T32] r10:00000000 r9:851ce280 r8:80287e08 r7:eaaa5e60 r6:851ce300 r5:85186c00 [ 1330.008754][ T32] r4:00000001 [ 1330.008802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.008907][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1330.009007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.009073][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.009129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.009219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.009246][ T32] r4:8520c340 [ 1330.009793][ T32] INFO: task kworker/0:376:4154 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.009838][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.010040][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.010095][ T32] Call trace: [ 1330.010126][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.010177][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.010200][ T32] r4:00000000 [ 1330.010265][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.010357][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.010420][ T32] 1d20: b6e61000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.010498][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.010556][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.010636][ T32] r5:80070013 r4:80239bb0 [ 1330.010696][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.010759][ T32] r4:82ac21e4 [ 1330.010804][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.010851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.010967][ T32] r4:e0581dc0 [ 1330.010991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.011080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.011135][ T32] r4:00000000 [ 1330.011169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.011216][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.011262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.011314][ T32] r5:00001000 r4:dfab3000 [ 1330.011360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.011442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.011524][ T32] r5:8502638c r4:85026000 [ 1330.011571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.011666][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.011709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.011799][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.011845][ T32] r4:8509f580 [ 1330.011953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.012044][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.012091][ T32] r4:00000001 [ 1330.012131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.012203][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.012277][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.012375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.012434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.012491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.012560][ T32] r4:8509db40 [ 1330.012610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.012674][ T32] INFO: task kworker/0:377:4157 blocked for more than 456 seconds. [ 1330.012744][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.012799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.012842][ T32] task:kworker/0:377 state:D stack:0 pid:4157 tgid:4157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.012936][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.013198][ T32] r10:8291a684 r9:eaab9d84 r8:00000002 r7:60000113 r6:eaab9d8c r5:85180000 ** 3 printk messages dropped ** [ 1330.013459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.030500][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.030559][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.030607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c9c0 [ 1330.030632][ T32] r4:00000000 [ 1330.030675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.030805][ T32] r9:83018005 r8:85180000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1330.030833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.030897][ T32] r5:00001000 r4:e0761000 [ 1330.030931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.030995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.031043][ T32] r5:851e1f8c r4:851e1c00 [ 1330.031065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.031196][ T32] r7:dddced80 r6:83018000 r5:851e1f8c r4:851ce380 [ 1330.031221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.031270][ T32] r10:61c88647 r9:85180000 r8:851ce3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.031293][ T32] r4:851ce380 [ 1330.031327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.031377][ T32] r10:00000000 r9:851ce380 r8:80287e08 r7:eaaa5e60 r6:851ce400 r5:85180000 [ 1330.031495][ T32] r4:00000001 [ 1330.031531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.031573][ T32] Exception stack(0xeaab9fb0 to 0xeaab9ff8) [ 1330.031670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.031706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.031811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.031844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.031965][ T32] r4:8520c440 [ 1330.032696][ T32] INFO: task kworker/0:377:4157 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.032776][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.032908][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.033011][ T32] Call trace: [ 1330.033109][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.033236][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.033263][ T32] r4:00000000 [ 1330.033302][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.033499][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.033562][ T32] 1d20: b6f62000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.033595][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.033660][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.033743][ T32] r5:80070013 r4:80239bb0 [ 1330.047265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.047383][ T32] r4:82ac21e4 [ 1330.047408][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.047454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.047477][ T32] r4:e0581dc0 [ 1330.047527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.047617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.047664][ T32] r4:00000000 [ 1330.047704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.047800][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.047828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.047903][ T32] r5:00001000 r4:dfab3000 [ 1330.047927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.047991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.048040][ T32] r5:8502638c r4:85026000 [ 1330.048062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.048108][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.048155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.048231][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.048260][ T32] r4:8509f580 [ 1330.048344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.048408][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.048472][ T32] r4:00000001 [ 1330.048531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.048607][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.048673][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.048749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.048782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.048835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.048885][ T32] r4:8509db40 [ 1330.048944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.048982][ T32] INFO: task kworker/0:378:4158 blocked for more than 456 seconds. [ 1330.049017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.049041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.049088][ T32] task:kworker/0:378 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.049171][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.049244][ T32] Call trace: [ 1330.049328][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.049437][ T32] r10:8291a684 r9:eaac5d84 r8:00000002 r7:60000113 r6:eaac5d8c r5:8507d400 [ 1330.049503][ T32] r4:8507d400 [ 1330.049561][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.049653][ T32] r5:8507d400 r4:8291a680 [ 1330.049695][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.049777][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.049871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 1330.049917][ T32] r4:00000000 [ 1330.049956][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.050025][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.050114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.050187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c680 [ 1330.050225][ T32] r4:00000000 [ 1330.050292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.050357][ T32] r9:83018005 r8:8507d400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.050380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.050451][ T32] r5:00001000 r4:e0729000 [ 1330.050478][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.050520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.050583][ T32] r5:851e178c r4:851e1400 [ 1330.050625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.050672][ T32] r7:dddced80 r6:83018000 r5:851e178c r4:851ce480 [ 1330.050718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.050787][ T32] r10:61c88647 r9:8507d400 r8:851ce4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1330.050888][ T32] r10:00000000 r9:851ce480 r8:80287e08 r7:eaab9e60 r6:8510cf00 r5:8507d400 ** 5 printk messages dropped ** [ 1330.051122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1330.051197][ T32] r4:8520c5c0 [ 1330.051848][ T32] INFO: task kworker/0:378:4158 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.051924][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.052096][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.052174][ T32] Call trace: [ 1330.052208][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.052258][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.052335][ T32] r4:00000000 [ 1330.052360][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.052439][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.052496][ T32] 1d20: b72e7000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.052551][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.052612][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.052658][ T32] r5:80070013 r4:80239bb0 [ 1330.052682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.052758][ T32] r4:82ac21e4 [ 1330.052820][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.052932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.053021][ T32] r4:e0581dc0 [ 1330.053063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.053170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.053222][ T32] r4:00000000 [ 1330.053271][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.053367][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.053394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.053440][ T32] r5:00001000 r4:dfab3000 [ 1330.053509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.053664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.053786][ T32] r5:8502638c r4:85026000 [ 1330.074510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.074691][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.074741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.074796][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.074820][ T32] r4:8509f580 [ 1330.074841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.074888][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.074982][ T32] r4:00000001 [ 1330.075009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.075072][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.075155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.075196][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.075243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.075304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.075344][ T32] r4:8509db40 [ 1330.075402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.075465][ T32] INFO: task kworker/1:140:4160 blocked for more than 456 seconds. [ 1330.075533][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.075682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.075712][ T32] task:kworker/1:140 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.075797][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.075982][ T32] Call trace: [ 1330.076097][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.076206][ T32] r10:8291a684 r9:eaac1d84 r8:00000002 r7:60000113 r6:eaac1d8c r5:8507c800 [ 1330.076283][ T32] r4:8507c800 [ 1330.076348][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.076416][ T32] r5:8507c800 r4:8291a680 [ 1330.076441][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.076482][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.076677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 [ 1330.076706][ T32] r4:00000000 [ 1330.076727][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.076772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.076875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.076922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520ef80 [ 1330.076948][ T32] r4:00000000 [ 1330.076969][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.077016][ T32] r9:83018205 r8:8507c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.077038][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.077079][ T32] r5:00001000 r4:e89b5000 [ 1330.077217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.077269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.077312][ T32] r5:84b8c78c r4:84b8c400 [ 1330.077363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.077484][ T32] r7:ddde2d80 r6:83018200 r5:84b8c78c r4:8510cf80 [ 1330.077509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.077605][ T32] r10:61c88647 r9:8507c800 r8:8510cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.077632][ T32] r4:8510cf80 [ 1330.077654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.077724][ T32] r10:00000000 r9:8510cf80 r8:80287e08 r7:eaa1de60 r6:8521b000 r5:8507c800 [ 1330.077799][ T32] r4:00000001 [ 1330.077835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.077880][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) [ 1330.077910][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.077940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.077966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.078042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.078070][ T32] r4:8520e500 [ 1330.078532][ T32] INFO: task kworker/1:140:4160 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.078570][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.078667][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.078752][ T32] Call trace: [ 1330.078908][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.078968][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.078994][ T32] r4:00000000 [ 1330.079014][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.079053][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.079080][ T32] 1d20: b758d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.079137][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.079208][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.079235][ T32] r5:80070013 r4:80239bb0 [ 1330.079259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.079319][ T32] r4:82ac21e4 [ 1330.079357][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.079400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.079422][ T32] r4:e0581dc0 [ 1330.079466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.079525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.079552][ T32] r4:00000000 [ 1330.079581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.079627][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.079648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.079689][ T32] r5:00001000 r4:dfab3000 [ 1330.079710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.079779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.079849][ T32] r5:8502638c r4:85026000 [ 1330.079872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.079919][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.079962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.080012][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.080035][ T32] r4:8509f580 [ 1330.080053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.080198][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.080227][ T32] r4:00000001 [ 1330.080263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.080332][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.080373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.080403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.080452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.080486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.080510][ T32] r4:8509db40 [ 1330.080596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.080696][ T32] INFO: task kworker/0:379:4162 blocked for more than 456 seconds. [ 1330.080793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.080821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.080842][ T32] task:kworker/0:379 state:D stack:0 pid:4162 tgid:4162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.080920][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.080963][ T32] Call trace: [ 1330.080995][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.081042][ T32] r10:8291a684 r9:eaac9d84 r8:00000002 r7:60000013 r6:eaac9d8c r5:8507e000 [ 1330.081066][ T32] r4:8507e000 [ 1330.081109][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.081161][ T32] r5:8507e000 r4:8291a680 [ 1330.081183][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.081285][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.081352][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1330.081418][ T32] r4:00000000 [ 1330.081441][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.081480][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.081515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.081556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520cc00 [ 1330.081578][ T32] r4:00000000 [ 1330.081599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.081643][ T32] r9:83018005 r8:8507e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1330.081666][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.081708][ T32] r5:00001000 r4:e0791000 [ 1330.081729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.081768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.081810][ T32] r5:851e278c r4:851e2400 [ 1330.081831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.081877][ T32] r7:dddced80 r6:83018000 r5:851e278c r4:851ce500 [ 1330.081899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.081945][ T32] r10:61c88647 r9:8507e000 r8:851ce52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.081967][ T32] r4:851ce500 [ 1330.082010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.082108][ T32] r10:00000000 r9:851ce500 r8:80287e08 r7:eaab9e60 r6:8521b080 r5:8507e000 [ 1330.082162][ T32] r4:00000001 [ 1330.082185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.082221][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1330.082250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.082331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.082421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.082460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.082484][ T32] r4:8520c980 [ 1330.082751][ T32] INFO: task kworker/0:379:4162 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.082786][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.082881][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.082926][ T32] Call trace: [ 1330.082955][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.083004][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.083029][ T32] r4:00000000 [ 1330.083048][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.083107][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.083163][ T32] 1d20: b758d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.083202][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.083234][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.083258][ T32] r5:80070013 r4:80239bb0 [ 1330.083295][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.083362][ T32] r4:82ac21e4 [ 1330.083412][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.083483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.083510][ T32] r4:e0581dc0 [ 1330.083531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.083609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.083636][ T32] r4:00000000 [ 1330.083657][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.083700][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.083767][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.104441][ T32] r5:00001000 r4:dfab3000 [ 1330.104514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.104647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.104744][ T32] r5:8502638c r4:85026000 ** 1 printk messages dropped ** [ 1330.104856][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1330.105072][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1330.105230][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.105287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.105384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.105468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.105534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.105584][ T32] r4:8509db40 [ 1330.105645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.105737][ T32] INFO: task kworker/0:380:4165 blocked for more than 456 seconds. [ 1330.105806][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.105872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.105922][ T32] task:kworker/0:380 state:D stack:0 pid:4165 tgid:4165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.106058][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.106201][ T32] Call trace: [ 1330.106274][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.106393][ T32] r10:8291a684 r9:eaad5d84 r8:00000002 r7:60000113 r6:eaad5d8c r5:85078c00 [ 1330.106433][ T32] r4:85078c00 [ 1330.106457][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.106517][ T32] r5:85078c00 r4:8291a680 [ 1330.106568][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.106623][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.106667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 [ 1330.106690][ T32] r4:00000000 [ 1330.106709][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.106742][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.106814][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.106910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520ca80 [ 1330.106974][ T32] r4:00000000 [ 1330.107055][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.107167][ T32] r9:83018005 r8:85078c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1330.107216][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.107305][ T32] r5:00001000 r4:e077b000 [ 1330.107359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.107432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.107521][ T32] r5:851e238c r4:851e2000 [ 1330.107566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.107663][ T32] r7:dddced80 r6:83018000 r5:851e238c r4:851ce580 [ 1330.107706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.107796][ T32] r10:61c88647 r9:85078c00 r8:851ce5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.107842][ T32] r4:851ce580 [ 1330.107912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.108004][ T32] r10:00000000 r9:851ce580 r8:80287e08 r7:eaac9e60 r6:8521b100 r5:85078c00 [ 1330.108049][ T32] r4:00000001 [ 1330.108091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.108159][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) [ 1330.108213][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.108270][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.108349][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.108412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.108446][ T32] r4:8520cac0 [ 1330.109043][ T32] INFO: task kworker/0:380:4165 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.109105][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.109189][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.109237][ T32] Call trace: [ 1330.109269][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.109341][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.109370][ T32] r4:00000000 [ 1330.109391][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.109456][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.109489][ T32] 1d20: b7764000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.109518][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.109560][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.109662][ T32] r5:80070013 r4:80239bb0 [ 1330.109691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.109740][ T32] r4:82ac21e4 [ 1330.109831][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.109880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.109940][ T32] r4:e0581dc0 [ 1330.109964][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.110006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.110029][ T32] r4:00000000 [ 1330.110049][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.110208][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.110256][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.110306][ T32] r5:00001000 r4:dfab3000 [ 1330.110331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.110370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.110424][ T32] r5:8502638c r4:85026000 [ 1330.110450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.110497][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.110543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.110597][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.110622][ T32] r4:8509f580 [ 1330.110640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.110685][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.110707][ T32] r4:00000001 [ 1330.110726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.110785][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.110815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.110844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.110870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.110899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.110935][ T32] r4:8509db40 [ 1330.110960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.111008][ T32] INFO: task kworker/0:381:4166 blocked for more than 456 seconds. [ 1330.111038][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.111108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.111132][ T32] task:kworker/0:381 state:D stack:0 pid:4166 tgid:4166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.111178][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.111219][ T32] Call trace: [ 1330.111248][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.111309][ T32] r10:8291a684 r9:eaad9d84 r8:00000002 r7:60000013 r6:eaad9d8c r5:850c0000 [ 1330.111342][ T32] r4:850c0000 [ 1330.111363][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.111427][ T32] r5:850c0000 r4:8291a680 [ 1330.111450][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.111490][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.111542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad9e08 [ 1330.111567][ T32] r4:00000000 [ 1330.111586][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.111666][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.111704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.111746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520cfc0 [ 1330.111839][ T32] r4:00000000 [ 1330.111863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.111908][ T32] r9:83018005 r8:850c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1330.111929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.111969][ T32] r5:00001000 r4:e08bd000 [ 1330.111988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.112025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.112065][ T32] r5:851e338c r4:851e3000 [ 1330.112085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.112130][ T32] r7:dddced80 r6:83018000 r5:851e338c r4:851ce600 [ 1330.112151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.112279][ T32] r10:61c88647 r9:850c0000 r8:851ce62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.112338][ T32] r4:851ce600 [ 1330.112419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.112470][ T32] r10:00000000 r9:851ce600 r8:80287e08 r7:eaac9e60 r6:8521b180 r5:850c0000 [ 1330.112518][ T32] r4:00000001 [ 1330.112591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.112643][ T32] Exception stack(0xeaad9fb0 to 0xeaad9ff8) [ 1330.112673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.112701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.112767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.112827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.112881][ T32] r4:8520cb80 [ 1330.113313][ T32] INFO: task kworker/0:381:4166 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.113369][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.113426][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.113469][ T32] Call trace: [ 1330.113517][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.113627][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.113664][ T32] r4:00000000 [ 1330.113743][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.132516][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.132570][ T32] 1d20: b7ab2000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.132610][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.132711][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.132771][ T32] r5:80070013 r4:80239bb0 [ 1330.132821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.132931][ T32] r4:82ac21e4 [ 1330.133024][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.133072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.133118][ T32] r4:e0581dc0 [ 1330.133142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.133185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.133208][ T32] r4:00000000 [ 1330.133227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.133273][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.133296][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.133359][ T32] r5:00001000 r4:dfab3000 [ 1330.133383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.133423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.133467][ T32] r5:8502638c r4:85026000 [ 1330.133537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.133633][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.133683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.138431][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.138484][ T32] r4:8509f580 [ 1330.138533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.138603][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.138629][ T32] r4:00000001 [ 1330.138694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.138739][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.138769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.138798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.138824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.138853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.138933][ T32] r4:8509db40 [ 1330.138961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.139024][ T32] INFO: task kworker/0:382:4167 blocked for more than 456 seconds. [ 1330.139060][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.139086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.139109][ T32] task:kworker/0:382 state:D stack:0 pid:4167 tgid:4167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.139166][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.139211][ T32] Call trace: [ 1330.139243][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.139317][ T32] r10:8291a684 r9:eaabdd84 r8:00000002 r7:60000013 r6:eaabdd8c r5:85182400 [ 1330.139351][ T32] r4:85182400 [ 1330.139375][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1330.139475][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1330.139851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.139930][ T32] r5:851e2b8c r4:851e2800 ** 1 printk messages dropped ** [ 1330.139994][ T32] r7:dddced80 r6:83018000 r5:851e2b8c r4:851ce680 ** 5 printk messages dropped ** [ 1330.140185][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.140453][ T32] r4:8520ce80 ** 5 printk messages dropped ** [ 1330.141128][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1330.141533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.141556][ T32] r4:e0581dc0 [ 1330.141604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.141650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.141689][ T32] r4:00000000 [ 1330.141712][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.141804][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.141830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.141872][ T32] r5:00001000 r4:dfab3000 [ 1330.141892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.141975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.142042][ T32] r5:8502638c r4:85026000 [ 1330.142090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.142180][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.142205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.142255][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.142279][ T32] r4:8509f580 [ 1330.142298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.142350][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.142373][ T32] r4:00000001 [ 1330.142463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.142505][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.142543][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.142578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.142606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.142634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.142660][ T32] r4:8509db40 [ 1330.142680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.142755][ T32] INFO: task kworker/0:383:4169 blocked for more than 456 seconds. [ 1330.142786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.142825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.142866][ T32] task:kworker/0:383 state:D stack:0 pid:4169 tgid:4169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.142954][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.143083][ T32] Call trace: [ 1330.143127][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.143241][ T32] r10:8291a684 r9:eaaddd84 r8:00000002 r7:60000113 r6:eaaddd8c r5:85180c00 [ 1330.143271][ T32] r4:85180c00 [ 1330.143296][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.143351][ T32] r5:85180c00 r4:8291a680 [ 1330.143386][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.143441][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.143512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 ** 10 printk messages dropped ** [ 1330.162971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.163080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1330.163598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.164921][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.165241][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1330.165392][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1330.165569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 2 printk messages dropped ** [ 1330.165773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.165822][ T32] r4:00000000 [ 1330.165867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.165988][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.166044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.166152][ T32] r5:00001000 r4:dfab3000 [ 1330.166211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.166262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.166331][ T32] r5:8502638c r4:85026000 [ 1330.166356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.166403][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.166475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.166529][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.166577][ T32] r4:8509f580 [ 1330.166601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.166666][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.166693][ T32] r4:00000001 [ 1330.166713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.166765][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.166804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.166832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.166857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.166911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.166962][ T32] r4:8509db40 [ 1330.166988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.167018][ T32] INFO: task kworker/0:384:4173 blocked for more than 456 seconds. [ 1330.167051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.167075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.167097][ T32] task:kworker/0:384 state:D stack:0 pid:4173 tgid:4173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.167142][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.167201][ T32] Call trace: [ 1330.167286][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.167370][ T32] r10:8291a684 r9:eaae1d84 r8:00000002 r7:60000113 r6:eaae1d8c r5:85181800 [ 1330.167414][ T32] r4:85181800 [ 1330.167462][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.167528][ T32] r5:85181800 r4:8291a680 [ 1330.167574][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.167750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae1e08 ** 12 printk messages dropped ** [ 1330.168571][ T32] r5:851e3b8c r4:851e3800 [ 1330.168622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1330.168962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1330.169979][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.170290][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 8 printk messages dropped ** [ 1330.170673][ T32] r4:e0581dc0 ** 7 printk messages dropped ** [ 1330.171083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.171759][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.172054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1330.172871][ T32] r4:8517c800 ** 7 printk messages dropped ** [ 1330.173238][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.173657][ T32] r5:851e378c r4:851e3400 ** 2 printk messages dropped ** [ 1330.204832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.205229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.206191][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1330.206490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1330.206903][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1330.207245][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 10 printk messages dropped ** [ 1330.207691][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1330.208223][ T32] r5:84518000 r4:8291a680 ** 2 printk messages dropped ** [ 1330.208466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 ** 5 printk messages dropped ** [ 1330.208699][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.208941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.209096][ T32] r7:dddced80 r6:83018000 r5:851e3f8c r4:851cea80 [ 1330.209172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.209224][ T32] r10:61c88647 r9:84518000 r8:851ceaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.209247][ T32] r4:851cea80 [ 1330.209267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.209317][ T32] r10:00000000 r9:851cea80 r8:80287e08 r7:eaae1e60 r6:851ceb00 r5:84518000 [ 1330.209363][ T32] r4:00000001 [ 1330.209386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.209423][ T32] Exception stack(0xeaae9fb0 to 0xeaae9ff8) [ 1330.209451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.209481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.209507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.209599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.209627][ T32] r4:85222180 [ 1330.209904][ T32] INFO: task kworker/0:386:4177 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.209941][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.209998][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.210045][ T32] Call trace: [ 1330.210074][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.210137][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.210165][ T32] r4:00000000 [ 1330.210186][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.210226][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.210254][ T32] 1d20: b83a3000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.210304][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.210334][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.210372][ T32] r5:80070013 r4:80239bb0 [ 1330.210396][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.210435][ T32] r4:82ac21e4 [ 1330.210456][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.210497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.210520][ T32] r4:e0581dc0 [ 1330.210550][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.210592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.210615][ T32] r4:00000000 [ 1330.210635][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.210677][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.210709][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.210755][ T32] r5:00001000 r4:dfab3000 [ 1330.210788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.210852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.210898][ T32] r5:8502638c r4:85026000 [ 1330.210918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.210985][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.211010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.211057][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.211082][ T32] r4:8509f580 [ 1330.211101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.211156][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.211195][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.211338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1330.212129][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.212754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222740 ** 7 printk messages dropped ** [ 1330.213321][ T32] r5:851ec78c r4:851ec400 [ 1330.213359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.213448][ T32] r7:dddced80 r6:83018000 r5:851ec78c r4:851ceb80 [ 1330.213493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.213588][ T32] r10:61c88647 r9:84518c00 r8:851cebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.213658][ T32] r4:851ceb80 [ 1330.234313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.234472][ T32] r10:00000000 r9:851ceb80 r8:80287e08 r7:eaae9e60 r6:851cec00 r5:84518c00 [ 1330.234526][ T32] r4:00000001 [ 1330.234562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.234636][ T32] Exception stack(0xeaab5fb0 to 0xeaab5ff8) [ 1330.234687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.234720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.234747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.234776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.234798][ T32] r4:85222180 [ 1330.235245][ T32] INFO: task kworker/0:387:4178 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 5 printk messages dropped ** [ 1330.235609][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.235909][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1330.236398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1330.236803][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.237199][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.237503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 ** 9 printk messages dropped ** [ 1330.237808][ T32] r5:00001000 r4:e4977000 ** 2 printk messages dropped ** [ 1330.237919][ T32] r5:851ec38c r4:851ec000 [ 1330.237964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1330.238300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1330.238904][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.239263][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1330.239726][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.240046][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1330.240283][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1330.240502][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1330.240651][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1330.241098][ T32] r10:8291a684 r9:eaaf1d84 r8:00000002 r7:60000013 r6:eaaf1d8c r5:8451a400 ** 5 printk messages dropped ** [ 1330.241298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 [ 1330.241325][ T32] r4:00000000 [ 1330.241345][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.241401][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.241440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.241503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222900 [ 1330.241529][ T32] r4:00000000 [ 1330.241554][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.241599][ T32] r9:83018005 r8:8451a400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1330.241622][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.241662][ T32] r5:00001000 r4:e8997000 [ 1330.241682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.241737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.241852][ T32] r5:851ecb8c r4:851ec800 [ 1330.241994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.242043][ T32] r7:dddced80 r6:83018000 r5:851ecb8c r4:851ced80 [ 1330.242087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.242138][ T32] r10:61c88647 r9:8451a400 r8:851cedac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.242160][ T32] r4:851ced80 [ 1330.242179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.242222][ T32] r10:00000000 r9:851ced80 r8:80287e08 r7:eaab5e60 r6:851cee00 r5:8451a400 [ 1330.242244][ T32] r4:00000001 [ 1330.242279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.242325][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 1330.242351][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.242379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.242405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.242434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.242456][ T32] r4:85222700 [ 1330.242721][ T32] INFO: task kworker/0:389:4182 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.242756][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.242812][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.242854][ T32] Call trace: [ 1330.242884][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.242933][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.242956][ T32] r4:00000000 [ 1330.243010][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.243055][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.243083][ T32] 1d20: b84d5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.243115][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.243156][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.243185][ T32] r5:80070013 r4:80239bb0 [ 1330.243218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.243262][ T32] r4:82ac21e4 [ 1330.243284][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.243326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.243350][ T32] r4:e0581dc0 [ 1330.243370][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.243410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.243451][ T32] r4:00000000 [ 1330.243496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.243580][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.243628][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.243758][ T32] r5:00001000 r4:dfab3000 [ 1330.265558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.265752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.265849][ T32] r5:8502638c r4:85026000 [ 1330.265893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.265984][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.266028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.266149][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.266203][ T32] r4:8509f580 [ 1330.266246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.266337][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.266384][ T32] r4:00000001 [ 1330.266424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.266516][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.266602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.266673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.266744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.266823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.266874][ T32] r4:8509db40 [ 1330.266939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.267010][ T32] INFO: task kworker/0:390:4183 blocked for more than 456 seconds. [ 1330.267090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.267157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.267202][ T32] task:kworker/0:390 state:D stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.267320][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.267410][ T32] Call trace: [ 1330.267502][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.267637][ T32] r10:8291a684 r9:eaaf9d84 r8:00000002 r7:60000013 r6:eaaf9d8c r5:8451bc00 [ 1330.267696][ T32] r4:8451bc00 [ 1330.267761][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.267883][ T32] r5:8451bc00 r4:8291a680 [ 1330.267935][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.268020][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.268117][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 [ 1330.268172][ T32] r4:00000000 [ 1330.268216][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.268289][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.268416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1330.268862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.268903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.268962][ T32] r5:851ecf8c r4:851ecc00 [ 1330.268988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.269060][ T32] r7:dddced80 r6:83018000 r5:851ecf8c r4:851cee80 [ 1330.269087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.269136][ T32] r10:61c88647 r9:8451bc00 r8:851ceeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.269160][ T32] r4:851cee80 [ 1330.269180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.269227][ T32] r10:00000000 r9:851cee80 r8:80287e08 r7:eaaf1e60 r6:851cef00 r5:8451bc00 [ 1330.269251][ T32] r4:00000001 [ 1330.269284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.269341][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) [ 1330.269378][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.269410][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.269438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.269490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.269517][ T32] r4:852228c0 [ 1330.269991][ T32] INFO: task kworker/0:390:4183 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.270032][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.270093][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.270168][ T32] Call trace: [ 1330.270206][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.270260][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.270286][ T32] r4:00000000 [ 1330.270307][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.270347][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.270376][ T32] 1d20: b875e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.270406][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.270432][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.270481][ T32] r5:80070013 r4:80239bb0 [ 1330.270529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.270594][ T32] r4:82ac21e4 [ 1330.270620][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.270664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.270689][ T32] r4:e0581dc0 [ 1330.270709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1330.270971][ T32] r5:00001000 r4:dfab3000 ** 5 printk messages dropped ** [ 1330.271197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.271513][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1330.271697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1330.272062][ T32] r4:8451d400 ** 3 printk messages dropped ** [ 1330.272188][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.272455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222dc0 ** 4 printk messages dropped ** [ 1330.272647][ T32] r5:00001000 r4:e89c7000 ** 2 printk messages dropped ** [ 1330.272763][ T32] r5:851ed38c r4:851ed000 [ 1330.272789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.272852][ T32] r7:dddced80 r6:83018000 r5:851ed38c r4:851cef80 ** 1 printk messages dropped ** [ 1330.272969][ T32] r10:61c88647 r9:8451d400 r8:851cefac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1330.273065][ T32] r10:00000000 r9:851cef80 r8:80287e08 r7:eaaf9e60 r6:8522a000 r5:8451d400 [ 1330.273089][ T32] r4:00000001 [ 1330.273120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.273160][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1330.273189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.273242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.273275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.273310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.273334][ T32] r4:85222a80 [ 1330.273630][ T32] INFO: task kworker/0:391:4185 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.273675][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.297684][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.297811][ T32] Call trace: [ 1330.297859][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.297920][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.297947][ T32] r4:00000000 [ 1330.297993][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.298043][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.298076][ T32] 1d20: b8b30000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.298129][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.298195][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.298243][ T32] r5:80070013 r4:80239bb0 [ 1330.298268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.298314][ T32] r4:82ac21e4 [ 1330.298348][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.298396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.298443][ T32] r4:e0581dc0 [ 1330.298468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.298512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.298542][ T32] r4:00000000 [ 1330.298564][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.298614][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.298752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.298846][ T32] r5:00001000 r4:dfab3000 [ 1330.298872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.298914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.298960][ T32] r5:8502638c r4:85026000 [ 1330.298982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.299030][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.299053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.299101][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.299196][ T32] r4:8509f580 [ 1330.299226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.299280][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1330.299392][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1330.300029][ T32] r10:8291a684 r9:eaafdd84 r8:00000002 r7:60000113 r6:eaafdd8c r5:850c0c00 ** 9 printk messages dropped ** [ 1330.300702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.301288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.301396][ T32] r5:84b8cb8c r4:84b8c800 ** 3 printk messages dropped ** [ 1330.301743][ T32] r10:61c88647 r9:850c0c00 r8:8521b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.302306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.303278][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1330.303665][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1330.321741][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.322077][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.322446][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 8 printk messages dropped ** [ 1330.323203][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1330.335191][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.335264][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.335315][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 [ 1330.335398][ T32] r4:00000000 [ 1330.335422][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.335459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.335543][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.335617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230440 [ 1330.335667][ T32] r4:00000000 [ 1330.335707][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.335795][ T32] r9:83018005 r8:850c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1330.335842][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.335925][ T32] r5:00001000 r4:df9c3000 [ 1330.336002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.336095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.336188][ T32] r5:851eeb8c r4:851ee800 [ 1330.336234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.336290][ T32] r7:dddced80 r6:83018000 r5:851eeb8c r4:8522a080 [ 1330.336524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.336617][ T32] r10:61c88647 r9:850c3000 r8:8522a0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.336713][ T32] r4:8522a080 [ 1330.336814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.336864][ T32] r10:00000000 r9:8522a080 r8:80287e08 r7:eab01e60 r6:8521b300 r5:850c3000 [ 1330.336889][ T32] r4:00000001 [ 1330.336909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.337015][ T32] Exception stack(0xeab0dfb0 to 0xeab0dff8) [ 1330.337053][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.337084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.337132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.337236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.337262][ T32] r4:85222d80 [ 1330.337714][ T32] INFO: task kworker/0:392:4190 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.337786][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.337937][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.338078][ T32] Call trace: [ 1330.338206][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.338263][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.338290][ T32] r4:00000000 [ 1330.338309][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.338354][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1330.338848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 16 printk messages dropped ** [ 1330.339790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.340173][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1330.340682][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.340960][ T32] r10:8291a684 r9:eab09d84 r8:00000002 r7:60000013 r6:eab09d8c r5:850c3c00 ** 5 printk messages dropped ** [ 1330.341334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 ** 6 printk messages dropped ** [ 1330.341683][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.341906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.342131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.342210][ T32] r10:61c88647 r9:850c3c00 r8:8522a12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.342286][ T32] r4:8522a100 [ 1330.342349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.342445][ T32] r10:00000000 r9:8522a100 r8:80287e08 r7:eab0de60 r6:8521b380 r5:850c3c00 [ 1330.342511][ T32] r4:00000001 [ 1330.342588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.342674][ T32] Exception stack(0xeab09fb0 to 0xeab09ff8) [ 1330.342728][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.342788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.342850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.342929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.342971][ T32] r4:85222d80 [ 1330.343345][ T32] INFO: task kworker/0:393:4191 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.343417][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.343685][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.366709][ T32] Call trace: [ 1330.366818][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.366962][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.367025][ T32] r4:00000000 [ 1330.367075][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.367168][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.367231][ T32] 1d20: b921a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.367298][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.367351][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.367411][ T32] r5:80070013 r4:80239bb0 [ 1330.367456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.367538][ T32] r4:82ac21e4 [ 1330.367587][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.367666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.367698][ T32] r4:e0581dc0 [ 1330.367743][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.367799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.367821][ T32] r4:00000000 [ 1330.367855][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.367906][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.367975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.368047][ T32] r5:00001000 r4:dfab3000 [ 1330.368070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.368109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.368198][ T32] r5:8502638c r4:85026000 [ 1330.368258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.368359][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.368408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.368461][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.368484][ T32] r4:8509f580 [ 1330.368504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.368554][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.368577][ T32] r4:00000001 [ 1330.368621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.368660][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.368686][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.368913][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1330.369091][ T32] task:kworker/1:142 state:D stack:0 pid:4194 tgid:4194 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1330.369420][ T32] r4:850c4800 ** 3 printk messages dropped ** [ 1330.369624][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.369909][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.370400][ T32] r5:00001000 r4:eac0d000 ** 1 printk messages dropped ** [ 1330.370528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.370616][ T32] r5:851f978c r4:851f9400 [ 1330.370658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.370755][ T32] r7:ddde2d80 r6:83018200 r5:851f978c r4:8521b400 [ 1330.370799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.370894][ T32] r10:61c88647 r9:850c4800 r8:8521b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.370969][ T32] r4:8521b400 [ 1330.371015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.371101][ T32] r10:00000000 r9:8521b400 r8:80287e08 r7:eaa1de60 r6:8521b480 r5:850c4800 [ 1330.371152][ T32] r4:00000001 [ 1330.371285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.371357][ T32] Exception stack(0xeab21fb0 to 0xeab21ff8) [ 1330.371474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.371531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.371587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.371620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.371642][ T32] r4:8520e480 [ 1330.372142][ T32] INFO: task kworker/1:142:4194 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.372199][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.372271][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.372384][ T32] Call trace: [ 1330.372415][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.372513][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.372566][ T32] r4:00000000 [ 1330.372595][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.372706][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.372741][ T32] 1d20: b921a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.372907][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.372940][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.372985][ T32] r5:80070013 r4:80239bb0 [ 1330.373010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.373099][ T32] r4:82ac21e4 [ 1330.373132][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.373198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.373228][ T32] r4:e0581dc0 [ 1330.373298][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.373390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.373536][ T32] r4:00000000 [ 1330.373566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.373647][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.373750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.394322][ T32] r5:00001000 r4:dfab3000 [ 1330.394373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.394536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.394866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.395276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.395651][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.396050][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.396400][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.396624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.397180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.397726][ T32] Exception stack(0xeab29fb0 to 0xeab29ff8) ** 4 printk messages dropped ** [ 1330.398127][ T32] r4:85222e80 ** 8 printk messages dropped ** [ 1330.399337][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 8 printk messages dropped ** [ 1330.399984][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1330.400522][ T32] r5:00001000 r4:dfab3000 ** 7 printk messages dropped ** [ 1330.400926][ T32] r4:8509f580 ** 5 printk messages dropped ** [ 1330.401264][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.401726][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.402406][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1330.403181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.403368][ T32] r5:851edf8c r4:851edc00 ** 6 printk messages dropped ** [ 1330.403723][ T32] r10:00000000 r9:8522a200 r8:80287e08 r7:eab0de60 r6:8521b580 r5:850c2400 ** 9 printk messages dropped ** [ 1330.439753][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.440553][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1330.441000][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.441517][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1330.442035][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.442083][ T32] r4:00000001 [ 1330.442127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.442199][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.442252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.442315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.442374][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.442418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.442444][ T32] r4:8509db40 [ 1330.442466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.442508][ T32] INFO: task kworker/0:396:4199 blocked for more than 456 seconds. [ 1330.442561][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.442619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.442649][ T32] task:kworker/0:396 state:D stack:0 pid:4199 tgid:4199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.442721][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.442827][ T32] Call trace: [ 1330.442862][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.442911][ T32] r10:8291a684 r9:eab39d84 r8:00000002 r7:60000113 r6:eab39d8c r5:850c1800 [ 1330.442952][ T32] r4:850c1800 [ 1330.443002][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.443085][ T32] r5:850c1800 r4:8291a680 [ 1330.443144][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.443236][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.443328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab39e08 [ 1330.443359][ T32] r4:00000000 [ 1330.443390][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.443429][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.443465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.443556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852301c0 [ 1330.443606][ T32] r4:00000000 [ 1330.443649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.453337][ T32] r9:83018005 r8:850c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1330.453488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.453628][ T32] r5:00001000 r4:eab3b000 [ 1330.453675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.454507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.454616][ T32] r5:851ee38c r4:851ee000 [ 1330.454653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.454734][ T32] r7:dddced80 r6:83018000 r5:851ee38c r4:8522a280 [ 1330.454768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.454877][ T32] r10:61c88647 r9:850c1800 r8:8522a2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.454929][ T32] r4:8522a280 [ 1330.454966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.455056][ T32] r10:00000000 r9:8522a280 r8:80287e08 r7:eab0de60 r6:8521b600 r5:850c1800 [ 1330.455141][ T32] r4:00000001 [ 1330.455232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.455327][ T32] Exception stack(0xeab39fb0 to 0xeab39ff8) [ 1330.455389][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.455467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.455566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.455634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.455676][ T32] r4:852300c0 [ 1330.456383][ T32] INFO: task kworker/0:396:4199 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.456524][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1330.457076][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.457577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1330.458550][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1330.458728][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.458916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1330.459251][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1330.459823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.460141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.460408][ T32] r10:61c88647 r9:850c6c00 r8:8522a32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.460748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.461572][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1330.461891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 14 printk messages dropped ** [ 1330.462494][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1330.462959][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1330.463118][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.463480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 ** 4 printk messages dropped ** [ 1330.482906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230540 [ 1330.482972][ T32] r4:00000000 [ 1330.483027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.483123][ T32] r9:83018005 r8:850c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.483169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.483258][ T32] r5:00001000 r4:dfac1000 [ 1330.483312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.483397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.483491][ T32] r5:851eef8c r4:851eec00 [ 1330.483532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.483629][ T32] r7:dddced80 r6:83018000 r5:851eef8c r4:8522a380 [ 1330.483673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.490712][ T32] r10:61c88647 r9:850c5400 r8:8522a3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.490818][ T32] r4:8522a380 [ 1330.490866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.490983][ T32] r10:00000000 r9:8522a380 r8:80287e08 r7:eab0de60 r6:8521b700 r5:850c5400 [ 1330.491029][ T32] r4:00000001 [ 1330.491071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.491158][ T32] Exception stack(0xeab59fb0 to 0xeab59ff8) [ 1330.491230][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.491293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.491359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.491414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.491462][ T32] r4:85230680 [ 1330.492164][ T32] INFO: task kworker/0:398:4204 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.492256][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.492443][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.492544][ T32] Call trace: [ 1330.492617][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.492718][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.492816][ T32] r4:00000000 [ 1330.492872][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.492948][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.493032][ T32] 1d20: b9df4000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.493095][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.493146][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.493197][ T32] r5:80070013 r4:80239bb0 [ 1330.493240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.493330][ T32] r4:82ac21e4 [ 1330.493374][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.493458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.493527][ T32] r4:e0581dc0 [ 1330.493583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.493663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.507061][ T32] r4:00000000 [ 1330.507196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.507331][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.507384][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.507486][ T32] r5:00001000 r4:dfab3000 [ 1330.507559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.507642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.507730][ T32] r5:8502638c r4:85026000 [ 1330.507769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.507861][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.507988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.508085][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.508134][ T32] r4:8509f580 [ 1330.508170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.508259][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.508337][ T32] r4:00000001 [ 1330.508378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.508456][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.508514][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.508572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.508729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.508815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1330.509000][ T32] INFO: task kworker/0:399:4206 blocked for more than 456 seconds. ** 11 printk messages dropped ** [ 1330.509937][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1330.510883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.511485][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.512682][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1330.534667][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1330.535638][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 10 printk messages dropped ** [ 1330.536293][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1330.537061][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1330.538005][ T32] r5:00001000 r4:dfb5d000 ** 1 printk messages dropped ** [ 1330.538119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.538738][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.539998][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.540112][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.540202][ T32] Call trace: [ 1330.540281][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.540410][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.540493][ T32] r4:00000000 [ 1330.540539][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.540622][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.540694][ T32] 1d20: ba34f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.540757][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.540810][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.540860][ T32] r5:80070013 r4:80239bb0 [ 1330.540900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.540979][ T32] r4:82ac21e4 [ 1330.541042][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.541127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.541172][ T32] r4:e0581dc0 [ 1330.541216][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.541294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.541350][ T32] r4:00000000 [ 1330.541388][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.541475][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.541541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.541635][ T32] r5:00001000 r4:dfab3000 [ 1330.541673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.541794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.541888][ T32] r5:8502638c r4:85026000 [ 1330.541950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.542044][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.542087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.542195][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.542267][ T32] r4:8509f580 [ 1330.542322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.542411][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.542461][ T32] r4:00000001 [ 1330.542499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.542571][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.542628][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.542688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.542757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.542812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.542881][ T32] r4:8509db40 [ 1330.542926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.542973][ T32] INFO: task kworker/0:401:4210 blocked for more than 457 seconds. [ 1330.543029][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.543074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.543121][ T32] task:kworker/0:401 state:D stack:0 pid:4210 tgid:4210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.543204][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.543317][ T32] Call trace: [ 1330.543385][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.543478][ T32] r10:8291a684 r9:eab71d84 r8:00000002 r7:60000113 r6:eab71d8c r5:85288000 [ 1330.543556][ T32] r4:85288000 [ 1330.543624][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.569646][ T32] r5:85288000 r4:8291a680 [ 1330.569864][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.569998][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.570118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab71e08 [ 1330.570179][ T32] r4:00000000 [ 1330.570226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1330.570388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.571025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.571486][ T32] r4:8522a500 ** 8 printk messages dropped ** [ 1330.572145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1330.584999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1330.586048][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1330.586651][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 10 printk messages dropped ** [ 1330.587393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1330.587492][ T32] task:kworker/0:402 state:D stack:0 pid:4211 tgid:4211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.587612][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.587699][ T32] Call trace: [ 1330.587791][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.587896][ T32] r10:8291a684 r9:eab05d84 r8:00000002 r7:60000013 r6:eab05d8c r5:8451c800 [ 1330.587943][ T32] r4:8451c800 [ 1330.587988][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.588074][ T32] r5:8451c800 r4:8291a680 [ 1330.588118][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.588203][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.588290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 [ 1330.588375][ T32] r4:00000000 [ 1330.588422][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.588501][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.588593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.588683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230980 [ 1330.588736][ T32] r4:00000000 [ 1330.588781][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.588882][ T32] r9:83018005 r8:8451c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1330.588931][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.589014][ T32] r5:00001000 r4:dfd87000 [ 1330.589059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.589142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.589232][ T32] r5:851efb8c r4:851ef800 [ 1330.589300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.589403][ T32] r7:dddced80 r6:83018000 r5:851efb8c r4:8522a580 [ 1330.589452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.589562][ T32] r10:61c88647 r9:8451c800 r8:8522a5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1330.589813][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.590251][ T32] r4:852307c0 ** 9 printk messages dropped ** [ 1330.591883][ T32] 1d20: ba5de000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 15 printk messages dropped ** [ 1330.593016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1330.593527][ T32] r4:8509f580 [ 1330.593602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.593746][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.624666][ T32] r4:00000001 [ 1330.624753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.624875][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.624945][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.625012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.625073][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.625138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.625208][ T32] r4:8509db40 [ 1330.625268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.625333][ T32] INFO: task kworker/0:403:4214 blocked for more than 457 seconds. [ 1330.625403][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.625461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.625511][ T32] task:kworker/0:403 state:D stack:0 pid:4214 tgid:4214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.625654][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.625775][ T32] Call trace: [ 1330.625856][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.625964][ T32] r10:8291a684 r9:eab6dd84 r8:00000002 r7:60000113 r6:eab6dd8c r5:8451e000 [ 1330.626016][ T32] r4:8451e000 [ 1330.626080][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.626197][ T32] r5:8451e000 r4:8291a680 [ 1330.626246][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.626346][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.626460][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1330.626518][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.626751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.627368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.627456][ T32] r5:851f438c r4:851f4000 [ 1330.627505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.627611][ T32] r7:dddced80 r6:83018000 r5:851f438c r4:8522a680 [ 1330.627677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.627793][ T32] r10:61c88647 r9:8451e000 r8:8522a6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.627845][ T32] r4:8522a680 [ 1330.627889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.627984][ T32] r10:00000000 r9:8522a680 r8:80287e08 r7:eab71e60 r6:8522a700 r5:8451e000 [ 1330.628036][ T32] r4:00000001 [ 1330.628082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.628159][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) ** 4 printk messages dropped ** [ 1330.628491][ T32] r4:85230d00 ** 8 printk messages dropped ** [ 1330.630041][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1330.630620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 16 printk messages dropped ** [ 1330.631775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1330.632815][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1330.633531][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.656290][ T32] r5:00001000 r4:e0157000 ** 1 printk messages dropped ** [ 1330.656456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.657023][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1330.658192][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1330.658590][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1330.658882][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.659313][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 8 printk messages dropped ** [ 1330.659656][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.659778][ T32] r4:8509db40 [ 1330.659800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.659829][ T32] INFO: task kworker/0:405:4217 blocked for more than 457 seconds. [ 1330.659862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.659887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.659908][ T32] task:kworker/0:405 state:D stack:0 pid:4217 tgid:4217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.659953][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.660021][ T32] Call trace: [ 1330.660066][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.660113][ T32] r10:8291a684 r9:eab11d84 r8:00000002 r7:60000113 r6:eab11d8c r5:8451b000 [ 1330.660136][ T32] r4:8451b000 [ 1330.660156][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.660198][ T32] r5:8451b000 r4:8291a680 [ 1330.660217][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.660255][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.660296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 [ 1330.660343][ T32] r4:00000000 [ 1330.660364][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.660399][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.660434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.660473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230e00 [ 1330.660495][ T32] r4:00000000 [ 1330.660530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.660604][ T32] r9:83018005 r8:8451b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1330.660630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.660693][ T32] r5:00001000 r4:e00c5000 [ 1330.660716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.660756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.660818][ T32] r5:851f478c r4:851f4400 [ 1330.660842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.660889][ T32] r7:dddced80 r6:83018000 r5:851f478c r4:8522a880 [ 1330.660910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.660978][ T32] r10:61c88647 r9:8451b000 r8:8522a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.661004][ T32] r4:8522a880 [ 1330.661037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.661106][ T32] r10:00000000 r9:8522a880 r8:80287e08 r7:eab75e60 r6:8522a900 r5:8451b000 [ 1330.661135][ T32] r4:00000001 [ 1330.661155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.661191][ T32] Exception stack(0xeab11fb0 to 0xeab11ff8) [ 1330.661217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.661245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.661283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.661330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.661357][ T32] r4:85230b40 ** 2 printk messages dropped ** [ 1330.661776][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1330.662160][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1330.662749][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1330.663500][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1330.684662][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1330.685248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1330.686132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1330.687907][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1330.688203][ T32] r4:00000000 [ 1330.688236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.688328][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.688370][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.688416][ T32] r5:00001000 r4:dfab3000 [ 1330.688436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.688474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.688515][ T32] r5:8502638c r4:85026000 [ 1330.688543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.688687][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.688713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.688784][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.688834][ T32] r4:8509f580 [ 1330.688858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.688905][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.688928][ T32] r4:00000001 [ 1330.688947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.688981][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.689007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.689037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.689064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.689097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.689169][ T32] r4:8509db40 [ 1330.689223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.689284][ T32] INFO: task kworker/0:407:4222 blocked for more than 457 seconds. [ 1330.689354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.689411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.689457][ T32] task:kworker/0:407 state:D stack:0 pid:4222 tgid:4222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.689597][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.689717][ T32] Call trace: [ 1330.689790][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.689873][ T32] r10:8291a684 r9:eab85d84 r8:00000002 r7:60000113 r6:eab85d8c r5:84890c00 [ 1330.689902][ T32] r4:84890c00 [ 1330.689922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.689966][ T32] r5:84890c00 r4:8291a680 [ 1330.689986][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.690024][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.690065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 [ 1330.690089][ T32] r4:00000000 [ 1330.690108][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.690141][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.690175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.690214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222a40 ** 6 printk messages dropped ** [ 1330.690425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.690621][ T32] r10:61c88647 r9:84890c00 r8:8522aaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.691035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1330.691811][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1330.691961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.691984][ T32] r4:e0581dc0 [ 1330.692015][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.692064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.692090][ T32] r4:00000000 [ 1330.692110][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.692196][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.692222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.692291][ T32] r5:00001000 r4:dfab3000 [ 1330.692352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.692397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.692439][ T32] r5:8502638c r4:85026000 [ 1330.692461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.692576][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.692603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.692673][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.692699][ T32] r4:8509f580 [ 1330.692764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.692813][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.692851][ T32] r4:00000001 [ 1330.692874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.692910][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.692949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.692980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.693007][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.693036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.693057][ T32] r4:8509db40 [ 1330.693077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1330.693601][ T32] r4:84891800 ** 9 printk messages dropped ** [ 1330.724786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f91c0 ** 6 printk messages dropped ** [ 1330.725152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.725331][ T32] r7:dddced80 r6:83018000 r5:851f578c r4:8522ab80 ** 7 printk messages dropped ** [ 1330.725645][ T32] Exception stack(0xeab89fb0 to 0xeab89ff8) ** 7 printk messages dropped ** [ 1330.726487][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.726849][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1330.727164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1330.727571][ T32] r5:8502638c r4:85026000 ** 7 printk messages dropped ** [ 1330.727919][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.728084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1330.728791][ T32] r5:84893000 r4:8291a680 ** 5 printk messages dropped ** [ 1330.728999][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.729378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1330.730049][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1330.730988][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 16 printk messages dropped ** [ 1330.731824][ T32] r5:8502638c r4:85026000 ** 10 printk messages dropped ** [ 1330.732268][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1330.733326][ T32] r5:8528bc00 r4:8291a680 ** 6 printk messages dropped ** [ 1330.760104][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.760690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.760741][ T32] r5:851f5b8c r4:851f5800 [ 1330.760763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.760851][ T32] r7:dddced80 r6:83018000 r5:851f5b8c r4:8522ad80 [ 1330.760878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.760926][ T32] r10:61c88647 r9:8528bc00 r8:8522adac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.760948][ T32] r4:8522ad80 [ 1330.760967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.761031][ T32] r10:00000000 r9:8522ad80 r8:80287e08 r7:eab81e60 r6:8521b900 r5:8528bc00 [ 1330.761062][ T32] r4:00000001 [ 1330.761083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.761140][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) [ 1330.761178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.761207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.761254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.761287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.761337][ T32] r4:852f92c0 [ 1330.761781][ T32] INFO: task kworker/0:410:4227 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.761818][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.761930][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.761982][ T32] Call trace: [ 1330.762014][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.762066][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.762089][ T32] r4:00000000 [ 1330.762109][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.762167][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.762199][ T32] 1d20: bba83000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.762229][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.762254][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.762278][ T32] r5:80070013 r4:80239bb0 [ 1330.762305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.762345][ T32] r4:82ac21e4 [ 1330.762386][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.762451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.762504][ T32] r4:e0581dc0 [ 1330.762538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.762603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.762629][ T32] r4:00000000 [ 1330.762682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.762750][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.762775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.762817][ T32] r5:00001000 r4:dfab3000 [ 1330.762856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.762899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.762960][ T32] r5:8502638c r4:85026000 [ 1330.763004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.763053][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.763075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.763181][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.763234][ T32] r4:8509f580 [ 1330.763258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.763333][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.763359][ T32] r4:00000001 [ 1330.763398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.763437][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.763464][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.763491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.771027][ T32] task:kworker/0:411 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.771716][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.772019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.772198][ T32] r10:61c88647 r9:8528a400 r8:8522ae2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1330.772653][ T32] r4:852f9240 ** 5 printk messages dropped ** [ 1330.773407][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1330.780070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 4 printk messages dropped ** [ 1330.780266][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.780359][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.780385][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.780451][ T32] r5:00001000 r4:dfab3000 [ 1330.780477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.780518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.780587][ T32] r5:8502638c r4:85026000 [ 1330.780647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.780701][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.780738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.780825][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.780858][ T32] r4:8509f580 [ 1330.780901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.780952][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.780975][ T32] r4:00000001 [ 1330.780994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.781050][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.781082][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.781134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.781184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.781221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.781273][ T32] r4:8509db40 [ 1330.781316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.781348][ T32] INFO: task kworker/0:412:4232 blocked for more than 457 seconds. [ 1330.781400][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.781428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.781451][ T32] task:kworker/0:412 state:D stack:0 pid:4232 tgid:4232 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1330.782073][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.782326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.782687][ T32] r10:00000000 r9:8522ae80 r8:80287e08 r7:eab95e60 r6:8521ba00 r5:8528c800 ** 11 printk messages dropped ** [ 1330.783571][ T32] Call trace: ** 8 printk messages dropped ** [ 1330.797149][ T32] r5:80070013 r4:80239bb0 ** 10 printk messages dropped ** [ 1330.797627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1330.798472][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1330.799160][ T32] r5:8528d400 r4:8291a680 ** 8 printk messages dropped ** [ 1330.799790][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.799986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.800243][ T32] r10:00000000 r9:8522af00 r8:80287e08 r7:eab8de60 r6:8521ba80 r5:8528d400 ** 11 printk messages dropped ** [ 1330.801448][ T32] Call trace: ** 9 printk messages dropped ** [ 1330.801748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1330.802363][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 11 printk messages dropped ** [ 1330.802818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1330.802919][ T32] INFO: task kworker/0:414:4237 blocked for more than 457 seconds. [ 1330.802948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.802973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.802994][ T32] task:kworker/0:414 state:D stack:0 pid:4237 tgid:4237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.803063][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.803157][ T32] Call trace: [ 1330.803192][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.803263][ T32] r10:8291a684 r9:eaba1d84 r8:00000002 r7:60000113 r6:eaba1d8c r5:8528e000 [ 1330.803296][ T32] r4:8528e000 [ 1330.803369][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.803418][ T32] r5:8528e000 r4:8291a680 [ 1330.803439][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.803478][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.803519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 [ 1330.803591][ T32] r4:00000000 [ 1330.803614][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.803666][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.826946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.827038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9a40 [ 1330.827065][ T32] r4:00000000 [ 1330.827087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.827135][ T32] r9:83018005 r8:8528e000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1330.827175][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.827252][ T32] r5:00001000 r4:e08a1000 [ 1330.827280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.827330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.827401][ T32] r5:851f6f8c r4:851f6c00 [ 1330.827427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.827499][ T32] r7:dddced80 r6:83018000 r5:851f6f8c r4:8522af80 [ 1330.827525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.827574][ T32] r10:61c88647 r9:8528e000 r8:8522afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.827597][ T32] r4:8522af80 [ 1330.827628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.827678][ T32] r10:00000000 r9:8522af80 r8:80287e08 r7:eab8de60 r6:8521bb00 r5:8528e000 [ 1330.827703][ T32] r4:00000001 [ 1330.827756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.827821][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 1330.827869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.827901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.827928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.827957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.827979][ T32] r4:852f9940 [ 1330.828489][ T32] INFO: task kworker/0:414:4237 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.828538][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.828661][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.828713][ T32] Call trace: [ 1330.828746][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.828812][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.828862][ T32] r4:00000000 [ 1330.828886][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.828927][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.828978][ T32] 1d20: bc3fd000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.829017][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.829043][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1330.829131][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1330.829548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1330.830240][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1330.830983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1330.831572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.831788][ T32] r10:61c88647 r9:8507ec00 r8:8521402c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1330.832605][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.832674][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.832722][ T32] Call trace: [ 1330.832766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.832832][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.832859][ T32] r4:00000000 [ 1330.833055][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.833099][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.833128][ T32] 1d20: bc3fd000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.833156][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.833182][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.833207][ T32] r5:80070013 r4:80239bb0 [ 1330.833276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.833342][ T32] r4:82ac21e4 [ 1330.833428][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.833473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.833497][ T32] r4:e0581dc0 [ 1330.833539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.833622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.833647][ T32] r4:00000000 [ 1330.833742][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.846208][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.846299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.846425][ T32] r5:00001000 r4:dfab3000 [ 1330.846481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.846566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.846655][ T32] r5:8502638c r4:85026000 [ 1330.846700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.846832][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.846915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1330.847102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.847642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.847691][ T32] r4:8509db40 [ 1330.847735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.847831][ T32] INFO: task kworker/0:416:4242 blocked for more than 457 seconds. [ 1330.847902][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.847955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.848001][ T32] task:kworker/0:416 state:D stack:0 pid:4242 tgid:4242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.848112][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.848231][ T32] Call trace: [ 1330.848394][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.848497][ T32] r10:8291a684 r9:eabb9d84 r8:00000002 r7:60000113 r6:eabb9d8c r5:8528ec00 [ 1330.848550][ T32] r4:8528ec00 [ 1330.848591][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1330.848716][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.849210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9c80 ** 6 printk messages dropped ** [ 1330.849652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.850120][ T32] r4:85214080 ** 6 printk messages dropped ** [ 1330.850526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.852238][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 10 printk messages dropped ** [ 1330.853021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 14 printk messages dropped ** [ 1330.875924][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 10 printk messages dropped ** [ 1330.876709][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.877284][ T32] r4:85290000 ** 3 printk messages dropped ** [ 1330.877540][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.877638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 1330.877719][ T32] r4:00000000 [ 1330.877762][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.877831][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.877904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.877986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304000 [ 1330.878026][ T32] r4:00000000 [ 1330.878073][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.878160][ T32] r9:83018005 r8:85290000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1330.878220][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.878309][ T32] r5:00001000 r4:eabe1000 [ 1330.878359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.878435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.878513][ T32] r5:851f878c r4:851f8400 [ 1330.878587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.878674][ T32] r7:dddced80 r6:83018000 r5:851f878c r4:85214100 [ 1330.878715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.878803][ T32] r10:61c88647 r9:85290000 r8:8521412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.878850][ T32] r4:85214100 [ 1330.878887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.878999][ T32] r10:00000000 r9:85214100 r8:80287e08 r7:eabb9e60 r6:8521bc80 r5:85290000 [ 1330.879049][ T32] r4:00000001 [ 1330.879097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.879194][ T32] Exception stack(0xeabbdfb0 to 0xeabbdff8) [ 1330.879264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.879325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.879382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.879438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.879481][ T32] r4:852f9cc0 [ 1330.880184][ T32] INFO: task kworker/0:417:4243 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.880253][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.880454][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.880543][ T32] Call trace: [ 1330.880623][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.880733][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.880788][ T32] r4:00000000 [ 1330.880824][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.880904][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.880959][ T32] 1d20: bc810000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.881012][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.881067][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.881112][ T32] r5:80070013 r4:80239bb0 [ 1330.881161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.881235][ T32] r4:82ac21e4 [ 1330.881278][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1330.882098][ T32] r5:8502638c r4:85026000 ** 9 printk messages dropped ** [ 1330.882775][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 10 printk messages dropped ** [ 1330.883454][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.914774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.915468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.915965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1330.918325][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 15 printk messages dropped ** [ 1330.919527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 1330.920806][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 12 printk messages dropped ** [ 1330.921884][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1330.922877][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.923285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.944826][ T32] r10:00000000 r9:85214200 r8:80287e08 r7:eabbde60 r6:8521bd80 r5:85292400 ** 9 printk messages dropped ** [ 1330.946171][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.946999][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.947299][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1330.947752][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1330.948086][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 6 printk messages dropped ** [ 1330.948639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1330.949075][ T32] r4:8509db40 [ 1330.949116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.949198][ T32] INFO: task kworker/0:420:4248 blocked for more than 457 seconds. [ 1330.949280][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.949364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.949409][ T32] task:kworker/0:420 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.949521][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.949673][ T32] Call trace: [ 1330.949765][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.949881][ T32] r10:8291a684 r9:eabe5d84 r8:00000002 r7:60000013 r6:eabe5d8c r5:85291800 [ 1330.949931][ T32] r4:85291800 [ 1330.949974][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.950058][ T32] r5:85291800 r4:8291a680 [ 1330.950095][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.950172][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.950252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 1330.950304][ T32] r4:00000000 [ 1330.950348][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.950418][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.950480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.950562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9dc0 [ 1330.950623][ T32] r4:00000000 [ 1330.950664][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.950763][ T32] r9:83018005 r8:85291800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1330.950812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.950893][ T32] r5:00001000 r4:eabdb000 [ 1330.950947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.951025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.951105][ T32] r5:851f838c r4:851f8000 [ 1330.951147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.951258][ T32] r7:dddced80 r6:83018000 r5:851f838c r4:85214280 [ 1330.951309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.951401][ T32] r10:61c88647 r9:85291800 r8:852142ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.951446][ T32] r4:85214280 [ 1330.951488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.951590][ T32] r10:00000000 r9:85214280 r8:80287e08 r7:eabbde60 r6:8521be00 r5:85291800 [ 1330.951638][ T32] r4:00000001 [ 1330.951680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.951787][ T32] Exception stack(0xeabe5fb0 to 0xeabe5ff8) [ 1330.951846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.951914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.951986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.952048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.952092][ T32] r4:852f9780 [ 1330.952628][ T32] INFO: task kworker/0:420:4248 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1330.952707][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.952831][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.952923][ T32] Call trace: [ 1330.953008][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.953102][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1330.953150][ T32] r4:00000000 [ 1330.953192][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.953271][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1330.953331][ T32] 1d20: bce7c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1330.953391][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1330.953482][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1330.953538][ T32] r5:80070013 r4:80239bb0 [ 1330.953593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.953684][ T32] r4:82ac21e4 [ 1330.988416][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.988632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1330.988682][ T32] r4:e0581dc0 [ 1330.988732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.988817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1330.988867][ T32] r4:00000000 [ 1330.988918][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.989008][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.989054][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.989143][ T32] r5:00001000 r4:dfab3000 [ 1330.989188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.989265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.989395][ T32] r5:8502638c r4:85026000 [ 1330.989448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.989576][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1330.989636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.989731][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.989795][ T32] r4:8509f580 [ 1330.989849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.989944][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1330.989989][ T32] r4:00000001 [ 1330.990043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.990124][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1330.990182][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.990241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.990305][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.990370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.990454][ T32] r4:8509db40 [ 1330.990501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1330.990646][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1330.990871][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.991168][ T32] r10:8291a684 r9:eabf1d84 r8:00000002 r7:60000013 r6:eabf1d8c r5:85293000 ** 5 printk messages dropped ** [ 1330.991587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 ** 5 printk messages dropped ** [ 1330.991986][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.992084][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.992192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.992242][ T32] r5:851f8f8c r4:851f8c00 [ 1330.992264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.992585][ T32] r4:85214300 ** 2 printk messages dropped ** [ 1330.992733][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.992923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.002514][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.003193][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 1 printk messages dropped ** [ 1331.003362][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 3 printk messages dropped ** [ 1331.003594][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.003821][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1331.004657][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.004969][ T32] r5:00001000 r4:dfab3000 ** 1 printk messages dropped ** [ 1331.005105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.005186][ T32] r5:8502638c r4:85026000 [ 1331.005228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.005329][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.005374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.005483][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.005538][ T32] r4:8509f580 [ 1331.005582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.005674][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.005721][ T32] r4:00000001 [ 1331.005776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.005862][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.005926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.006013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.006078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.006184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.006239][ T32] r4:8509db40 [ 1331.006297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.006363][ T32] INFO: task kworker/0:422:4252 blocked for more than 457 seconds. [ 1331.006439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.006490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.006535][ T32] task:kworker/0:422 state:D stack:0 pid:4252 tgid:4252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.006636][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.006720][ T32] Call trace: [ 1331.006785][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.006880][ T32] r10:8291a684 r9:eab99d84 r8:00000002 r7:60000113 r6:eab99d8c r5:84893c00 [ 1331.006927][ T32] r4:84893c00 [ 1331.006969][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.007052][ T32] r5:84893c00 r4:8291a680 [ 1331.007133][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.007226][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.007318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1331.007365][ T32] r4:00000000 [ 1331.007404][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.007472][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.007541][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.007645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304180 [ 1331.007697][ T32] r4:00000000 [ 1331.007770][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.007865][ T32] r9:83018005 r8:84893c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.007910][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.007993][ T32] r5:00001000 r4:eabf7000 [ 1331.008050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.008134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.008229][ T32] r5:851f8b8c r4:851f8800 [ 1331.008280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.008401][ T32] r7:dddced80 r6:83018000 r5:851f8b8c r4:85214380 [ 1331.008446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.008533][ T32] r10:61c88647 r9:84893c00 r8:852143ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.008602][ T32] r4:85214380 [ 1331.008656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.008746][ T32] r10:00000000 r9:85214380 r8:80287e08 r7:eabf1e60 r6:85214400 r5:84893c00 [ 1331.008791][ T32] r4:00000001 [ 1331.008828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.008906][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1331.008969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.009022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.009076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.009138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.009184][ T32] r4:853042c0 [ 1331.009980][ T32] INFO: task kworker/0:422:4252 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.010067][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.010194][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.010314][ T32] Call trace: [ 1331.010384][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.010481][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.010530][ T32] r4:00000000 [ 1331.010572][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.010670][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.010734][ T32] 1d20: bd5ba000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.010802][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.010877][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.010932][ T32] r5:80070013 r4:80239bb0 [ 1331.010978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.011058][ T32] r4:82ac21e4 [ 1331.011100][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.011177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.011242][ T32] r4:e0581dc0 [ 1331.011294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.011386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.011433][ T32] r4:00000000 [ 1331.011472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.011563][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.011610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.011689][ T32] r5:00001000 r4:dfab3000 [ 1331.011732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.011807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.011955][ T32] r5:8502638c r4:85026000 [ 1331.012006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.012103][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.012156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.012251][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.012341][ T32] r4:8509f580 [ 1331.012385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.012476][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.012523][ T32] r4:00000001 [ 1331.012565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.012641][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.012716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.012778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.012833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.012908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.012961][ T32] r4:8509db40 [ 1331.013045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.013130][ T32] INFO: task kworker/0:423:4254 blocked for more than 457 seconds. [ 1331.013193][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.013240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.013294][ T32] task:kworker/0:423 state:D stack:0 pid:4254 tgid:4254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.013384][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.013468][ T32] Call trace: [ 1331.013534][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.013627][ T32] r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000113 r6:eaba5d8c r5:84895400 [ 1331.013676][ T32] r4:84895400 [ 1331.046026][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.046294][ T32] r5:84895400 r4:8291a680 [ 1331.046346][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.046431][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.046541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1331.046609][ T32] r4:00000000 [ 1331.046678][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.046778][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.046865][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.046966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304500 [ 1331.047034][ T32] r4:00000000 [ 1331.047084][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.047182][ T32] r9:83018005 r8:84895400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1331.047231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.047332][ T32] r5:00001000 r4:eac07000 [ 1331.047380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.047463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.047551][ T32] r5:851f938c r4:851f9000 [ 1331.047613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.047718][ T32] r7:dddced80 r6:83018000 r5:851f938c r4:85214480 [ 1331.047768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.047865][ T32] r10:61c88647 r9:84895400 r8:852144ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.047916][ T32] r4:85214480 [ 1331.047961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.048056][ T32] r10:00000000 r9:85214480 r8:80287e08 r7:eabf1e60 r6:85214500 r5:84895400 [ 1331.048106][ T32] r4:00000001 [ 1331.048150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.048246][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 1331.048347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.048412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.048494][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.048568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.048632][ T32] r4:853043c0 [ 1331.049426][ T32] INFO: task kworker/0:423:4254 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.049502][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.049670][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.049817][ T32] Call trace: [ 1331.049894][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.049988][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.050035][ T32] r4:00000000 [ 1331.050076][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.050171][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.050237][ T32] 1d20: bdb86000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.050313][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.050376][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.050491][ T32] r5:80070013 r4:80239bb0 [ 1331.050566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.050664][ T32] r4:82ac21e4 [ 1331.050710][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.050787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.050829][ T32] r4:e0581dc0 [ 1331.050867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.050946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.050990][ T32] r4:00000000 [ 1331.051038][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.051124][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.051187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.051270][ T32] r5:00001000 r4:dfab3000 [ 1331.051319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.051392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.051470][ T32] r5:8502638c r4:85026000 [ 1331.051509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.051598][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.051646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.051733][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.051778][ T32] r4:8509f580 [ 1331.051855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.051947][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.051992][ T32] r4:00000001 [ 1331.052087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.052165][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.052218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.052283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.052368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.052454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.052524][ T32] r4:8509db40 [ 1331.052578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.052634][ T32] INFO: task kworker/0:424:4257 blocked for more than 457 seconds. [ 1331.052701][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.052752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.052792][ T32] task:kworker/0:424 state:D stack:0 pid:4257 tgid:4257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.052899][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.052984][ T32] Call trace: [ 1331.053043][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.053130][ T32] r10:8291a684 r9:eac15d84 r8:00000002 r7:60000013 r6:eac15d8c r5:85295400 [ 1331.053183][ T32] r4:85295400 [ 1331.053230][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.053323][ T32] r5:85295400 r4:8291a680 [ 1331.053363][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.053439][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.053520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac15e08 [ 1331.053604][ T32] r4:00000000 [ 1331.053668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1331.077089][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.077357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.077507][ T32] r7:dddced80 r6:83018000 r5:851f9f8c r4:85214580 ** 3 printk messages dropped ** [ 1331.077636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.077683][ T32] r10:00000000 r9:85214580 r8:80287e08 r7:eaba5e60 r6:8521bf00 r5:85295400 [ 1331.077729][ T32] r4:00000001 [ 1331.077787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.077833][ T32] Exception stack(0xeac15fb0 to 0xeac15ff8) [ 1331.077864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.077913][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.077964][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.077996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.078018][ T32] r4:853044c0 [ 1331.078486][ T32] INFO: task kworker/0:424:4257 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.078574][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.078677][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.078785][ T32] Call trace: [ 1331.078826][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1331.078962][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1331.079208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1331.079570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.079941][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.080103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.080627][ T32] r10:8291a684 r9:eac01d84 r8:00000002 r7:60000113 r6:eac01d8c r5:84896000 ** 8 printk messages dropped ** [ 1331.080964][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.081354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.081409][ T32] r5:851f9b8c r4:851f9800 [ 1331.081434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.081671][ T32] r10:00000000 r9:85214600 r8:80287e08 r7:eac15e60 r6:85214680 r5:84896000 ** 9 printk messages dropped ** [ 1331.082462][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.083006][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.083262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 11 printk messages dropped ** [ 1331.083824][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1331.099255][ T32] INFO: task kworker/1:143:4262 blocked for more than 457 seconds. ** 13 printk messages dropped ** [ 1331.100020][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1331.100465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1331.100679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.100725][ T32] r10:61c88647 r9:85296000 r8:8521bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.100747][ T32] r4:8521bf80 [ 1331.100807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.100855][ T32] r10:00000000 r9:8521bf80 r8:80287e08 r7:eaa1de60 r6:85313000 r5:85296000 [ 1331.100924][ T32] r4:00000001 [ 1331.100948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.100986][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 1331.101012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.101042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.101068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.101097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.101122][ T32] r4:85300a80 [ 1331.101563][ T32] INFO: task kworker/1:143:4262 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.101599][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.101679][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.101753][ T32] Call trace: [ 1331.101848][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.101900][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.101924][ T32] r4:00000000 [ 1331.101943][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.101981][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.102008][ T32] 1d20: be06a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.102057][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.102113][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.102161][ T32] r5:80070013 r4:80239bb0 [ 1331.102253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.102355][ T32] r4:82ac21e4 [ 1331.102412][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.102496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.102544][ T32] r4:e0581dc0 [ 1331.102586][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.102670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.102777][ T32] r4:00000000 [ 1331.102827][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.102916][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.102961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.103048][ T32] r5:00001000 r4:dfab3000 [ 1331.103102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.103180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.103261][ T32] r5:8502638c r4:85026000 [ 1331.103323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.103437][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.103490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.103583][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.103629][ T32] r4:8509f580 [ 1331.103668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.103848][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.121818][ T32] r4:00000001 [ 1331.121881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.121948][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.121980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.122009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.122035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.122105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.122138][ T32] r4:8509db40 [ 1331.122162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.122194][ T32] INFO: task kworker/0:426:4264 blocked for more than 457 seconds. [ 1331.122228][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.122280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.122339][ T32] task:kworker/0:426 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.122457][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.122582][ T32] Call trace: [ 1331.122651][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1331.122956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 ** 11 printk messages dropped ** [ 1331.123535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.124463][ T32] r10:61c88647 r9:85293c00 r8:8521472c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1331.125588][ T32] Call trace: ** 9 printk messages dropped ** [ 1331.126076][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1331.126611][ T32] r5:00001000 r4:dfab3000 ** 9 printk messages dropped ** [ 1331.127098][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 1 printk messages dropped ** [ 1331.127144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.127179][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.127205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.127234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.127260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.127293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.127316][ T32] r4:8509db40 [ 1331.127340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.127368][ T32] INFO: task kworker/0:427:4266 blocked for more than 457 seconds. [ 1331.127419][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.127539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.127569][ T32] task:kworker/0:427 state:D stack:0 pid:4266 tgid:4266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.127638][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.127680][ T32] Call trace: [ 1331.127718][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.127768][ T32] r10:8291a684 r9:eac51d84 r8:00000002 r7:60000013 r6:eac51d8c r5:85294800 ** 3 printk messages dropped ** [ 1331.127908][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1331.128518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.128659][ T32] r7:dddced80 r6:83018000 r5:851fab8c r4:85214780 ** 4 printk messages dropped ** [ 1331.128807][ T32] r10:00000000 r9:85214780 r8:80287e08 r7:eac41e60 r6:85313100 r5:85294800 ** 9 printk messages dropped ** [ 1331.129424][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.129511][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.129559][ T32] Call trace: [ 1331.129617][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.129667][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.129718][ T32] r4:00000000 [ 1331.129741][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.129781][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.129808][ T32] 1d20: be4f0000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.129837][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.129861][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.129885][ T32] r5:80070013 r4:80239bb0 [ 1331.129904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.129942][ T32] r4:82ac21e4 [ 1331.129985][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.130031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.130053][ T32] r4:e0581dc0 [ 1331.130086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.130151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.130198][ T32] r4:00000000 [ 1331.130231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.130282][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.130305][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.130347][ T32] r5:00001000 r4:dfab3000 [ 1331.130377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.130419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.130460][ T32] r5:8502638c r4:85026000 [ 1331.130480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.130534][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.130558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.130604][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.130627][ T32] r4:8509f580 [ 1331.130660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1331.130884][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.131211][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.131515][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.131973][ T32] r5:00001000 r4:eac47000 ** 1 printk messages dropped ** [ 1331.132032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.132721][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.133686][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1331.159681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 14 printk messages dropped ** [ 1331.160161][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1331.160568][ T32] INFO: task kworker/0:429:4269 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.161100][ T32] r5:85296c00 r4:8291a680 ** 5 printk messages dropped ** [ 1331.161539][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.161816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.163056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.176241][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.176334][ T32] Call trace: [ 1331.176422][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.176485][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.176535][ T32] r4:00000000 [ 1331.176561][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.176675][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.176715][ T32] 1d20: bf1c8000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.176746][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.176772][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.176820][ T32] r5:80070013 r4:80239bb0 [ 1331.176846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.176890][ T32] r4:82ac21e4 [ 1331.176926][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.176972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.177071][ T32] r4:e0581dc0 [ 1331.177096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.177138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.177183][ T32] r4:00000000 [ 1331.177207][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.177253][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.177284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.177329][ T32] r5:00001000 r4:dfab3000 [ 1331.177349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.177388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.177429][ T32] r5:8502638c r4:85026000 [ 1331.177449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.177494][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.177514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.177584][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.177611][ T32] r4:8509f580 [ 1331.177631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.177677][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.177699][ T32] r4:00000001 [ 1331.177719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.177806][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.177836][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.177915][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.177945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.177974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.177999][ T32] r4:8509db40 [ 1331.178045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.178079][ T32] INFO: task kworker/1:144:4272 blocked for more than 457 seconds. [ 1331.178113][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.178138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.178184][ T32] task:kworker/1:144 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.178234][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.178308][ T32] Call trace: [ 1331.178346][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.178394][ T32] r10:8291a684 r9:eac11d84 r8:00000002 r7:60000113 r6:eac11d8c r5:85298000 [ 1331.178444][ T32] r4:85298000 [ 1331.178516][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.178563][ T32] r5:85298000 r4:8291a680 [ 1331.178637][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.178679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.178722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 [ 1331.178766][ T32] r4:00000000 [ 1331.178791][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.178826][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.178860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.178900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85300340 [ 1331.178922][ T32] r4:00000000 [ 1331.178941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.179001][ T32] r9:83018205 r8:85298000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1331.179027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.179070][ T32] r5:00001000 r4:eac69000 [ 1331.179089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.179129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.179170][ T32] r5:84b8db8c r4:84b8d800 [ 1331.179214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.179426][ T32] r10:61c88647 r9:85298000 r8:853132ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1331.179810][ T32] r4:85300480 ** 5 printk messages dropped ** [ 1331.180516][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1331.180720][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1331.181035][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.181353][ T32] r5:8502638c r4:85026000 ** 7 printk messages dropped ** [ 1331.181712][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.181934][ T32] r4:8509db40 ** 8 printk messages dropped ** [ 1331.182254][ T32] r10:8291a684 r9:eac55d84 r8:00000002 r7:60000113 r6:eac55d8c r5:85298c00 ** 8 printk messages dropped ** [ 1331.182891][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.183554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.211822][ T32] r10:61c88647 r9:85298c00 r8:8521492c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.212073][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.212278][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.213231][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1331.213442][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.213764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.220328][ T32] r4:00000000 [ 1331.220371][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.220441][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.220480][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.220531][ T32] r5:00001000 r4:dfab3000 [ 1331.220558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.220600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.220642][ T32] r5:8502638c r4:85026000 [ 1331.220664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.220710][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.220731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.220778][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.220800][ T32] r4:8509f580 [ 1331.220820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.220865][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.220888][ T32] r4:00000001 [ 1331.220907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.220943][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.220973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.221001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.221092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.221171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.221199][ T32] r4:8509db40 [ 1331.221223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.221264][ T32] INFO: task kworker/1:145:4275 blocked for more than 457 seconds. [ 1331.221299][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.221324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.221346][ T32] task:kworker/1:145 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.221401][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.221446][ T32] Call trace: [ 1331.221480][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.221531][ T32] r10:8291a684 r9:eac71d84 r8:00000002 r7:60000113 r6:eac71d8c r5:85299800 [ 1331.221568][ T32] r4:85299800 [ 1331.221589][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.221632][ T32] r5:85299800 r4:8291a680 [ 1331.221691][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.221798][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.221845][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 [ 1331.221971][ T32] r4:00000000 [ 1331.221995][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.222031][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.222068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.222222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85317000 [ 1331.222249][ T32] r4:00000000 [ 1331.222292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.222426][ T32] r9:83018205 r8:85299800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1331.222479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.222700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.222781][ T32] r5:84b8df8c r4:84b8dc00 [ 1331.222823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1331.223208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1331.236207][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.237122][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1331.237543][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1331.237737][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.237996][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1331.238773][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.239346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.239853][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.240412][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.241071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.241296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.241660][ T32] r10:61c88647 r9:8529a400 r8:8531352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.242221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.243270][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.266673][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1331.267333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1331.267752][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1331.267989][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1331.268177][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1331.268557][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.268840][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.269023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.269070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392b80 [ 1331.269093][ T32] r4:00000000 [ 1331.269114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.269168][ T32] r9:83018205 r8:8529b000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.269194][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.269273][ T32] r5:00001000 r4:eabab000 [ 1331.269310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.269353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.269395][ T32] r5:84b8f78c r4:84b8f400 [ 1331.269415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.269460][ T32] r7:ddde2d80 r6:83018200 r5:84b8f78c r4:85313600 [ 1331.269481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.269528][ T32] r10:61c88647 r9:8529b000 r8:8531362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.269558][ T32] r4:85313600 [ 1331.269578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.269625][ T32] r10:00000000 r9:85313600 r8:80287e08 r7:eac29e60 r6:85313680 r5:8529b000 [ 1331.269648][ T32] r4:00000001 [ 1331.269666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.269701][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 1331.269731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.269760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.269786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.269814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.269836][ T32] r4:85317180 [ 1331.270277][ T32] INFO: task kworker/1:147:4279 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.270356][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.270450][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.270496][ T32] Call trace: [ 1331.270555][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.270608][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.270643][ T32] r4:00000000 [ 1331.270666][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.270706][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.270758][ T32] 1d20: bf8e7000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.270791][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.270840][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.270868][ T32] r5:80070013 r4:80239bb0 [ 1331.270892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.270933][ T32] r4:82ac21e4 [ 1331.270978][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.271043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.271071][ T32] r4:e0581dc0 [ 1331.271092][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.271134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.271156][ T32] r4:00000000 [ 1331.271176][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.271219][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.271253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.271328][ T32] r5:00001000 r4:dfab3000 [ 1331.271370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.271456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.271555][ T32] r5:8502638c r4:85026000 [ 1331.271606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.271713][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.271841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.271960][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.272017][ T32] r4:8509f580 [ 1331.272068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.272156][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.272181][ T32] r4:00000001 [ 1331.272202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.272239][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.272267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.272351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.272465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.272498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.272543][ T32] r4:8509db40 [ 1331.272569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.272595][ T32] INFO: task kworker/0:431:4281 blocked for more than 457 seconds. [ 1331.272624][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.272660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.272685][ T32] task:kworker/0:431 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.272736][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.272780][ T32] Call trace: [ 1331.272813][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.272861][ T32] r10:8291a684 r9:eac91d84 r8:00000002 r7:60000113 r6:eac91d8c r5:8529bc00 [ 1331.272884][ T32] r4:8529bc00 [ 1331.272904][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.272946][ T32] r5:8529bc00 r4:8291a680 [ 1331.272966][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.273005][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.273047][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [ 1331.273069][ T32] r4:00000000 [ 1331.273089][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.273123][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.273159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.273198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e000 [ 1331.273220][ T32] r4:00000000 [ 1331.273287][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1331.273668][ T32] r5:851fb38c r4:851fb000 [ 1331.273690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.297656][ T32] r4:85214980 ** 6 printk messages dropped ** [ 1331.297969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.298561][ T32] INFO: task kworker/0:431:4281 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.298600][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.298836][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.298890][ T32] Call trace: [ 1331.298921][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.298974][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.298999][ T32] r4:00000000 [ 1331.299020][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.299060][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.299088][ T32] 1d20: bfb18000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.299117][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.299142][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.299166][ T32] r5:80070013 r4:80239bb0 [ 1331.299186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.299227][ T32] r4:82ac21e4 [ 1331.299247][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.299289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.299311][ T32] r4:e0581dc0 [ 1331.299330][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.299371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.299394][ T32] r4:00000000 [ 1331.299413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.299459][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.299481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.299523][ T32] r5:00001000 r4:dfab3000 [ 1331.299549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.299591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.299792][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.300040][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.300502][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.300761][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.301313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321000 [ 1331.301391][ T32] r4:00000000 [ 1331.301539][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.301646][ T32] r9:83018205 r8:8529d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1331.301706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.301800][ T32] r5:00001000 r4:e0683000 [ 1331.301856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.301973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.302075][ T32] r5:85205f8c r4:85205c00 [ 1331.302123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.302224][ T32] r7:ddde2d80 r6:83018200 r5:85205f8c r4:85313780 [ 1331.302275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.302377][ T32] r10:61c88647 r9:8529d400 r8:853137ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.302429][ T32] r4:85313780 [ 1331.302473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.302575][ T32] r10:00000000 r9:85313780 r8:80287e08 r7:eac7de60 r6:85313800 r5:8529d400 [ 1331.302629][ T32] r4:00000001 [ 1331.302691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.302775][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1331.302855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.302928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.302996][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.303067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.303123][ T32] r4:85317440 [ 1331.303543][ T32] INFO: task kworker/1:148:4283 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.303651][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.326405][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.326705][ T32] Call trace: [ 1331.326816][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.326945][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.327005][ T32] r4:00000000 [ 1331.327056][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.327138][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.327210][ T32] 1d20: bfe92000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.327281][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.327360][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.327429][ T32] r5:80070013 r4:80239bb0 [ 1331.327480][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.327579][ T32] r4:82ac21e4 [ 1331.327885][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.328000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.328051][ T32] r4:e0581dc0 [ 1331.328098][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.328194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.328245][ T32] r4:00000000 [ 1331.328292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.328425][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.328479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.328717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.329403][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.329818][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.330447][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.331030][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1331.331800][ T32] r9:83018005 r8:8529c800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 1331.332163][ T32] r5:851fbf8c r4:851fbc00 [ 1331.332210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.332582][ T32] r10:61c88647 r9:8529c800 r8:85214a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.333101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.354542][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.355034][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1331.355216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1331.355518][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1331.355748][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1331.355987][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1331.356069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.356098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.356121][ T32] r4:8509db40 [ 1331.356142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.356170][ T32] INFO: task kworker/0:433:4286 blocked for more than 457 seconds. [ 1331.356202][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.356226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.356247][ T32] task:kworker/0:433 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.356292][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.356382][ T32] Call trace: [ 1331.356433][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.356484][ T32] r10:8291a684 r9:eacb1d84 r8:00000002 r7:60000013 r6:eacb1d8c r5:8529ec00 [ 1331.356538][ T32] r4:8529ec00 [ 1331.356563][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.356629][ T32] r5:8529ec00 r4:8291a680 [ 1331.356652][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.356693][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.356749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 [ 1331.356798][ T32] r4:00000000 [ 1331.356842][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.356881][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.356977][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.357023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e2c0 [ 1331.357046][ T32] r4:00000000 [ 1331.357091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.357140][ T32] r9:83018005 r8:8529ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1331.357163][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.357204][ T32] r5:00001000 r4:eaca1000 [ 1331.357223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.357275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.357321][ T32] r5:851fbb8c r4:851fb800 [ 1331.357341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.357388][ T32] r7:dddced80 r6:83018000 r5:851fbb8c r4:85214a80 [ 1331.357409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.357454][ T32] r10:61c88647 r9:8529ec00 r8:85214aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.357493][ T32] r4:85214a80 [ 1331.357515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.357576][ T32] r10:00000000 r9:85214a80 r8:80287e08 r7:eacade60 r6:85313900 r5:8529ec00 [ 1331.357602][ T32] r4:00000001 [ 1331.357644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.357707][ T32] Exception stack(0xeacb1fb0 to 0xeacb1ff8) [ 1331.357738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.357769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.357831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.357873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.357899][ T32] r4:8530e100 [ 1331.358248][ T32] INFO: task kworker/0:433:4286 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.358311][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.358431][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.358493][ T32] Call trace: [ 1331.358523][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.358578][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.358603][ T32] r4:00000000 [ 1331.358623][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.358662][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.358689][ T32] 1d20: c00d8000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.358746][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.358798][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.358825][ T32] r5:80070013 r4:80239bb0 [ 1331.358847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.358886][ T32] r4:82ac21e4 [ 1331.358905][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.358947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.358971][ T32] r4:e0581dc0 [ 1331.358991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.359049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.359075][ T32] r4:00000000 [ 1331.359115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.359162][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.359183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.359285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.359454][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.359624][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1331.359732][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1331.359826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.359958][ T32] INFO: task kworker/0:434:4289 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1331.360110][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.360249][ T32] r4:852a1800 ** 1 printk messages dropped ** [ 1331.360356][ T32] r5:852a1800 r4:8291a680 ** 1 printk messages dropped ** [ 1331.360424][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.360581][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1331.360655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e740 [ 1331.360721][ T32] r4:00000000 [ 1331.360746][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.360791][ T32] r9:83018005 r8:852a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1331.360814][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.360855][ T32] r5:00001000 r4:dfe97000 [ 1331.360964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.361009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.361073][ T32] r5:85204b8c r4:85204800 [ 1331.361098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.361146][ T32] r7:dddced80 r6:83018000 r5:85204b8c r4:85214b00 [ 1331.361166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.361211][ T32] r10:61c88647 r9:852a1800 r8:85214b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.361233][ T32] r4:85214b00 [ 1331.361253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.361296][ T32] r10:00000000 r9:85214b00 r8:80287e08 r7:eacade60 r6:85313980 r5:852a1800 [ 1331.361317][ T32] r4:00000001 [ 1331.361336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.361369][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1331.361395][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.361422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.361449][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.361479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.361501][ T32] r4:8530e640 [ 1331.361754][ T32] INFO: task kworker/0:434:4289 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.361789][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.361867][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.361916][ T32] Call trace: [ 1331.361944][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.361992][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.362015][ T32] r4:00000000 [ 1331.362036][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.362074][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.362101][ T32] 1d20: c00d8000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.362152][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.362181][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.362205][ T32] r5:80070013 r4:80239bb0 [ 1331.362273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.362320][ T32] r4:82ac21e4 [ 1331.362363][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.362408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.362431][ T32] r4:e0581dc0 [ 1331.362451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.362493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.362529][ T32] r4:00000000 [ 1331.362559][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.362626][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.362651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.362693][ T32] r5:00001000 r4:dfab3000 [ 1331.362714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.362752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.362814][ T32] r5:8502638c r4:85026000 [ 1331.362837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.362885][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.362906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.362951][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.362973][ T32] r4:8509f580 [ 1331.362991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.363036][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.363060][ T32] r4:00000001 [ 1331.363079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.363115][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.363192][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.363226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.363283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.363315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.363338][ T32] r4:8509db40 [ 1331.363357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.363384][ T32] INFO: task kworker/0:435:4290 blocked for more than 457 seconds. [ 1331.363412][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.363434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.363500][ T32] task:kworker/0:435 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.363553][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.363639][ T32] Call trace: [ 1331.363671][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.384576][ T32] r10:8291a684 r9:eacbdd84 r8:00000002 r7:60000113 r6:eacbdd8c r5:852a0000 [ 1331.384677][ T32] r4:852a0000 [ 1331.384710][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.384779][ T32] r5:852a0000 r4:8291a680 [ 1331.384801][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.384842][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.384884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 [ 1331.384907][ T32] r4:00000000 [ 1331.384927][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.384962][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.385001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.385041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e500 [ 1331.385064][ T32] r4:00000000 [ 1331.385083][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.385129][ T32] r9:83018005 r8:852a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1331.385152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.385197][ T32] r5:00001000 r4:dfc13000 [ 1331.385218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.385257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.385326][ T32] r5:8520438c r4:85204000 [ 1331.385354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.385433][ T32] r7:dddced80 r6:83018000 r5:8520438c r4:85214b80 [ 1331.385463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.385515][ T32] r10:61c88647 r9:852a0000 r8:85214bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.385546][ T32] r4:85214b80 [ 1331.385647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.385699][ T32] r10:00000000 r9:85214b80 r8:80287e08 r7:eacb9e60 r6:85313a00 r5:852a0000 [ 1331.385739][ T32] r4:00000001 [ 1331.385762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.385801][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 1331.385831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.385861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.385888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.385946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.385973][ T32] r4:8530e3c0 [ 1331.386432][ T32] INFO: task kworker/0:435:4290 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.386471][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.386628][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.386764][ T32] Call trace: [ 1331.386797][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.386863][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.386936][ T32] r4:00000000 [ 1331.386960][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.387001][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.387031][ T32] 1d20: c040a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.387059][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.387085][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.387108][ T32] r5:80070013 r4:80239bb0 [ 1331.387128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.387169][ T32] r4:82ac21e4 [ 1331.387250][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.387297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.387319][ T32] r4:e0581dc0 [ 1331.387339][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.387380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.387403][ T32] r4:00000000 [ 1331.387423][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.387465][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.387489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.387531][ T32] r5:00001000 r4:dfab3000 [ 1331.387558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.387597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.387736][ T32] r5:8502638c r4:85026000 [ 1331.387761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.387821][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.387846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.387894][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.387917][ T32] r4:8509f580 [ 1331.387936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.387982][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.388005][ T32] r4:00000001 [ 1331.388036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.388076][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.388103][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.388131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.388161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.388217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.388242][ T32] r4:8509db40 [ 1331.388289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.388348][ T32] INFO: task kworker/0:436:4292 blocked for more than 457 seconds. [ 1331.388385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.388436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.388486][ T32] task:kworker/0:436 state:D stack:0 pid:4292 tgid:4292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.388629][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.388677][ T32] Call trace: [ 1331.388773][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.388823][ T32] r10:8291a684 r9:eacc5d84 r8:00000002 r7:60000013 r6:eacc5d8c r5:852a3000 [ 1331.388848][ T32] r4:852a3000 [ 1331.388868][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.388961][ T32] r5:852a3000 r4:8291a680 [ 1331.389045][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.389122][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.389187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc5e08 [ 1331.389213][ T32] r4:00000000 [ 1331.389275][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.389319][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.389371][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.389442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e680 [ 1331.389481][ T32] r4:00000000 [ 1331.389530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.389630][ T32] r9:83018005 r8:852a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1331.389663][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.389712][ T32] r5:00001000 r4:dfccd000 [ 1331.389740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.389788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.389831][ T32] r5:8520478c r4:85204400 [ 1331.389851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.389895][ T32] r7:dddced80 r6:83018000 r5:8520478c r4:85214c00 [ 1331.389915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.389960][ T32] r10:61c88647 r9:852a3000 r8:85214c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.389981][ T32] r4:85214c00 [ 1331.389999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.390052][ T32] r10:00000000 r9:85214c00 r8:80287e08 r7:eacb9e60 r6:85313a80 r5:852a3000 [ 1331.390078][ T32] r4:00000001 [ 1331.390099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.390134][ T32] Exception stack(0xeacc5fb0 to 0xeacc5ff8) [ 1331.390160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.390214][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.390253][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.390282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.390371][ T32] r4:8530e480 [ 1331.390640][ T32] INFO: task kworker/0:436:4292 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.390676][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.390746][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.390843][ T32] Call trace: [ 1331.390879][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.390954][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.390982][ T32] r4:00000000 [ 1331.391003][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.391043][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.391071][ T32] 1d20: c040a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.391100][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.391124][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.391147][ T32] r5:80070013 r4:80239bb0 [ 1331.391201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.391244][ T32] r4:82ac21e4 [ 1331.391265][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.391333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.391408][ T32] r4:e0581dc0 [ 1331.391431][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.391473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.391519][ T32] r4:00000000 [ 1331.391549][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.391593][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.391615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.391681][ T32] r5:00001000 r4:dfab3000 [ 1331.391705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.391746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.391786][ T32] r5:8502638c r4:85026000 [ 1331.391817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.391892][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.391917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.391964][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.391986][ T32] r4:8509f580 [ 1331.392005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.392078][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.392105][ T32] r4:00000001 [ 1331.392152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.392191][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.392218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.392247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.392274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.392327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.392352][ T32] r4:8509db40 [ 1331.392372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.392396][ T32] INFO: task kworker/0:437:4294 blocked for more than 457 seconds. [ 1331.392423][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.392445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.392466][ T32] task:kworker/0:437 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.392511][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.392609][ T32] Call trace: [ 1331.392644][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.392692][ T32] r10:8291a684 r9:eac85d84 r8:00000002 r7:60000113 r6:eac85d8c r5:84896c00 [ 1331.392715][ T32] r4:84896c00 [ 1331.392783][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.392829][ T32] r5:84896c00 r4:8291a680 [ 1331.392850][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.392927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 ** 4 printk messages dropped ** [ 1331.393124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e940 ** 6 printk messages dropped ** [ 1331.393444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.393485][ T32] r5:85204f8c r4:85204c00 [ 1331.393504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.393567][ T32] r7:dddced80 r6:83018000 r5:85204f8c r4:85214c80 [ 1331.393590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.393672][ T32] r10:61c88647 r9:84896c00 r8:85214cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.393699][ T32] r4:85214c80 [ 1331.393718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.393809][ T32] r10:00000000 r9:85214c80 r8:80287e08 r7:eacb9e60 r6:85214d00 r5:84896c00 [ 1331.424487][ T32] r4:00000001 [ 1331.424675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.424752][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) [ 1331.424800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.424837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.424867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.424903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.424928][ T32] r4:8530e5c0 [ 1331.425394][ T32] INFO: task kworker/0:437:4294 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.425460][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.425564][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.425647][ T32] Call trace: [ 1331.425702][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.425765][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.425815][ T32] r4:00000000 [ 1331.425840][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.425885][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.425938][ T32] 1d20: c09a6000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.426024][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.426057][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.426126][ T32] r5:80070013 r4:80239bb0 [ 1331.426153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.426200][ T32] r4:82ac21e4 [ 1331.426231][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.426277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.426331][ T32] r4:e0581dc0 [ 1331.426382][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.426430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.426477][ T32] r4:00000000 [ 1331.426531][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.426585][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.426612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.426656][ T32] r5:00001000 r4:dfab3000 [ 1331.426725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.426770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.426818][ T32] r5:8502638c r4:85026000 [ 1331.426856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.426907][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.426930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.426977][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.427025][ T32] r4:8509f580 [ 1331.427050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.427096][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.427143][ T32] r4:00000001 [ 1331.427176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.427214][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.427241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.427271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.427306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.427336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.427358][ T32] r4:8509db40 [ 1331.427379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.427509][ T32] INFO: task kworker/0:438:4297 blocked for more than 457 seconds. [ 1331.427548][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.427573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.427595][ T32] task:kworker/0:438 state:D stack:0 pid:4297 tgid:4297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.427664][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.427720][ T32] Call trace: [ 1331.427756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.427804][ T32] r10:8291a684 r9:eacc9d84 r8:00000002 r7:60000013 r6:eacc9d8c r5:84892400 [ 1331.427828][ T32] r4:84892400 [ 1331.427848][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.427890][ T32] r5:84892400 r4:8291a680 [ 1331.427934][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.427976][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.428019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1331.428042][ T32] r4:00000000 [ 1331.428061][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.428096][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.428146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.428191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530ea40 [ 1331.428214][ T32] r4:00000000 [ 1331.428235][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.428279][ T32] r9:83018005 r8:84892400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1331.428323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.428367][ T32] r5:00001000 r4:e0177000 [ 1331.428388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.428426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.428467][ T32] r5:8520538c r4:85205000 [ 1331.428487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.428544][ T32] r7:dddced80 r6:83018000 r5:8520538c r4:85214d80 [ 1331.428570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.428617][ T32] r10:61c88647 r9:84892400 r8:85214dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.428639][ T32] r4:85214d80 [ 1331.428658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.428701][ T32] r10:00000000 r9:85214d80 r8:80287e08 r7:eac85e60 r6:85214e00 r5:84892400 [ 1331.428722][ T32] r4:00000001 [ 1331.428742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.428776][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1331.428804][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.428833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.428859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.428912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.428939][ T32] r4:8530e880 [ 1331.429211][ T32] INFO: task kworker/0:438:4297 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.429303][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.429521][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.429569][ T32] Call trace: [ 1331.429599][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.429647][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.429670][ T32] r4:00000000 [ 1331.429689][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.429733][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.429761][ T32] 1d20: c09a6000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.429820][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.429850][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.429874][ T32] r5:80070013 r4:80239bb0 [ 1331.429895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.429933][ T32] r4:82ac21e4 [ 1331.429953][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.429993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.430015][ T32] r4:e0581dc0 [ 1331.430036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.430107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.430134][ T32] r4:00000000 [ 1331.430154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.430198][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.430219][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.430260][ T32] r5:00001000 r4:dfab3000 [ 1331.430282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.430330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.430372][ T32] r5:8502638c r4:85026000 [ 1331.430393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.430437][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.430459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.430503][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.430526][ T32] r4:8509f580 [ 1331.430545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.430591][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.430614][ T32] r4:00000001 [ 1331.430808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.430848][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.430875][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.430918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.430949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.430977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.431000][ T32] r4:8509db40 [ 1331.431037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.431066][ T32] INFO: task kworker/0:439:4298 blocked for more than 457 seconds. [ 1331.431093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.431117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.431173][ T32] task:kworker/0:439 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.431248][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.431303][ T32] Call trace: [ 1331.431338][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.431397][ T32] r10:8291a684 r9:eacd1d84 r8:00000002 r7:60000113 r6:eacd1d8c r5:84894800 [ 1331.431424][ T32] r4:84894800 [ 1331.431446][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.431488][ T32] r5:84894800 r4:8291a680 [ 1331.431536][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.431588][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.431633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 [ 1331.431655][ T32] r4:00000000 [ 1331.431696][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.431734][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.431770][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.431811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530ec00 [ 1331.431862][ T32] r4:00000000 [ 1331.431886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.431932][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1331.431954][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.431994][ T32] r5:00001000 r4:e04fb000 [ 1331.432014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.432051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.432094][ T32] r5:8520578c r4:85205400 [ 1331.432162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.432210][ T32] r7:dddced80 r6:83018000 r5:8520578c r4:85214e80 [ 1331.432231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.432276][ T32] r10:61c88647 r9:84894800 r8:85214eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.432318][ T32] r4:85214e80 [ 1331.432384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.432465][ T32] r10:00000000 r9:85214e80 r8:80287e08 r7:eacc9e60 r6:85214f00 r5:84894800 [ 1331.432492][ T32] r4:00000001 [ 1331.432512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.432572][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1331.432602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.432630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.432658][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.432687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.432713][ T32] r4:8530e880 [ 1331.432953][ T32] INFO: task kworker/0:439:4298 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.432988][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.433076][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.433123][ T32] Call trace: [ 1331.433152][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.433201][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.433254][ T32] r4:00000000 [ 1331.433308][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.433357][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.433387][ T32] 1d20: c09a6000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.433461][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.433490][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.433515][ T32] r5:80070013 r4:80239bb0 [ 1331.433535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.433578][ T32] r4:82ac21e4 [ 1331.433601][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.433642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.433664][ T32] r4:e0581dc0 [ 1331.433683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.457913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.457991][ T32] r4:00000000 [ 1331.458039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.458112][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.458165][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.458238][ T32] r5:00001000 r4:dfab3000 [ 1331.458263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.458315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.458359][ T32] r5:8502638c r4:85026000 [ 1331.458402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.458453][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.458475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.458521][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.458567][ T32] r4:8509f580 [ 1331.458591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.458639][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.458661][ T32] r4:00000001 [ 1331.458681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.458718][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.458746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.458774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.458832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.458887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.458913][ T32] r4:8509db40 [ 1331.458937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.458996][ T32] INFO: task kworker/0:440:4301 blocked for more than 457 seconds. [ 1331.459032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.459057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.459102][ T32] task:kworker/0:440 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.459167][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.459212][ T32] Call trace: [ 1331.459244][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.459314][ T32] r10:8291a684 r9:eacd5d84 r8:00000002 r7:60000013 r6:eacd5d8c r5:8507b000 [ 1331.459363][ T32] r4:8507b000 [ 1331.459386][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.459429][ T32] r5:8507b000 r4:8291a680 [ 1331.459472][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.459515][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.459557][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 [ 1331.459580][ T32] r4:00000000 [ 1331.459621][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.459661][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.459696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.459741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530ecc0 [ 1331.459764][ T32] r4:00000000 [ 1331.459783][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.459826][ T32] r9:83018005 r8:8507b000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1331.459847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.459887][ T32] r5:00001000 r4:e0525000 [ 1331.459928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.459970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.460041][ T32] r5:85205b8c r4:85205800 [ 1331.460086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.460157][ T32] r7:dddced80 r6:83018000 r5:85205b8c r4:85214f80 [ 1331.460182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.460229][ T32] r10:61c88647 r9:8507b000 r8:85214fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.460271][ T32] r4:85214f80 [ 1331.460294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.460363][ T32] r10:00000000 r9:85214f80 r8:80287e08 r7:eacd1e60 r6:85324000 r5:8507b000 [ 1331.460386][ T32] r4:00000001 [ 1331.460447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.460489][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1331.460516][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.460613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.460644][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.460674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.460697][ T32] r4:8530ebc0 [ 1331.461122][ T32] INFO: task kworker/0:440:4301 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.461156][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.461210][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.461252][ T32] Call trace: [ 1331.461280][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.461335][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.461358][ T32] r4:00000000 [ 1331.461418][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.461461][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.461489][ T32] 1d20: c0e05000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.461531][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.461642][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.461669][ T32] r5:80070013 r4:80239bb0 [ 1331.461699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.461742][ T32] r4:82ac21e4 [ 1331.461763][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.461803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.461825][ T32] r4:e0581dc0 [ 1331.461844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.461884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.461946][ T32] r4:00000000 [ 1331.461994][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.462042][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.462063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.462104][ T32] r5:00001000 r4:dfab3000 [ 1331.462123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.462160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.462256][ T32] r5:8502638c r4:85026000 [ 1331.462286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.462338][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.462360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.462406][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.462429][ T32] r4:8509f580 [ 1331.462474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.462523][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.462546][ T32] r4:00000001 [ 1331.462564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.462620][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.462671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.462723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.462752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.462802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.462828][ T32] r4:8509db40 [ 1331.462848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.462872][ T32] INFO: task kworker/0:441:4303 blocked for more than 457 seconds. [ 1331.462918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.462944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.462988][ T32] task:kworker/0:441 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.463038][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.463129][ T32] Call trace: [ 1331.463186][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.463234][ T32] r10:8291a684 r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:84888c00 [ 1331.463279][ T32] r4:84888c00 [ 1331.463307][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.463368][ T32] r5:84888c00 r4:8291a680 [ 1331.463391][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.463456][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.463502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 1331.463547][ T32] r4:00000000 [ 1331.463590][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.463651][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.463695][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.480499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321280 [ 1331.480542][ T32] r4:00000000 [ 1331.480565][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.480628][ T32] r9:83018005 r8:84888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.480651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.480710][ T32] r5:00001000 r4:e071b000 [ 1331.480735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.480795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.480868][ T32] r5:8520638c r4:85206000 [ 1331.480894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.480943][ T32] r7:dddced80 r6:83018000 r5:8520638c r4:85324080 [ 1331.480964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.481023][ T32] r10:61c88647 r9:84888c00 r8:853240ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.481048][ T32] r4:85324080 [ 1331.481068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.481114][ T32] r10:00000000 r9:85324080 r8:80287e08 r7:eacd5e60 r6:85324100 r5:84888c00 [ 1331.481137][ T32] r4:00000001 [ 1331.481156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.481214][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 1331.481247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.481276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.481326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.481359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.481402][ T32] r4:8530ed00 [ 1331.481831][ T32] INFO: task kworker/0:441:4303 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.481869][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.481936][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.482045][ T32] Call trace: [ 1331.482102][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.482177][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.482204][ T32] r4:00000000 [ 1331.482246][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.482289][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.482324][ T32] 1d20: c141c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.482352][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.482376][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.482399][ T32] r5:80070013 r4:80239bb0 [ 1331.482420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.482459][ T32] r4:82ac21e4 [ 1331.482500][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.482547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.482570][ T32] r4:e0581dc0 [ 1331.482589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.482630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.482652][ T32] r4:00000000 [ 1331.482671][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.482713][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.482733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.482774][ T32] r5:00001000 r4:dfab3000 [ 1331.482793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.482830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.482870][ T32] r5:8502638c r4:85026000 [ 1331.482890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.482970][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.483032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.483082][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.483104][ T32] r4:8509f580 [ 1331.483163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.483237][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.483326][ T32] r4:00000001 [ 1331.483350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.483385][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.483411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.483438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.483465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.483493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.483530][ T32] r4:8509db40 [ 1331.483554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.483582][ T32] INFO: task kworker/0:442:4304 blocked for more than 457 seconds. [ 1331.483613][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.483636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.483687][ T32] task:kworker/0:442 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.491876][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.491988][ T32] Call trace: [ 1331.492023][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.492103][ T32] r10:8291a684 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:84889800 [ 1331.492131][ T32] r4:84889800 [ 1331.492153][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.492196][ T32] r5:84889800 r4:8291a680 [ 1331.492216][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.492255][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.492400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 1331.492452][ T32] r4:00000000 [ 1331.492475][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.492511][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.492549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.492590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321880 [ 1331.492613][ T32] r4:00000000 [ 1331.492632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.492677][ T32] r9:83018005 r8:84889800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1331.492698][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.492739][ T32] r5:00001000 r4:e078f000 [ 1331.492781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.492825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.492889][ T32] r5:85206f8c r4:85206c00 [ 1331.492934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.492985][ T32] r7:dddced80 r6:83018000 r5:85206f8c r4:85324180 [ 1331.493007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.493075][ T32] r10:61c88647 r9:84889800 r8:853241ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.493124][ T32] r4:85324180 [ 1331.493147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.493194][ T32] r10:00000000 r9:85324180 r8:80287e08 r7:eac99e60 r6:85324200 r5:84889800 [ 1331.493217][ T32] r4:00000001 [ 1331.493236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.493308][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1331.493402][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.493434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.493461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.493510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.493536][ T32] r4:8530ef00 [ 1331.506544][ T32] INFO: task kworker/0:442:4304 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.506687][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.506771][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.506833][ T32] Call trace: [ 1331.506896][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.506956][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.506980][ T32] r4:00000000 [ 1331.507002][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.507043][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.507073][ T32] 1d20: c1a3f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.507103][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.507154][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.507184][ T32] r5:80070013 r4:80239bb0 [ 1331.507206][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.507249][ T32] r4:82ac21e4 [ 1331.507269][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.507322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.507346][ T32] r4:e0581dc0 [ 1331.507365][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.507406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.507429][ T32] r4:00000000 [ 1331.507470][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.507520][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.507542][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.507589][ T32] r5:00001000 r4:dfab3000 [ 1331.507610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.507649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.507691][ T32] r5:8502638c r4:85026000 [ 1331.507745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.507802][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.507827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.507874][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.508055][ T32] r4:8509f580 [ 1331.508080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.508129][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.508153][ T32] r4:00000001 [ 1331.508173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.508208][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.508233][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.508261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.508288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.508345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.508369][ T32] r4:8509db40 [ 1331.508391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.508521][ T32] INFO: task kworker/1:149:4307 blocked for more than 457 seconds. [ 1331.508559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.508630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.508656][ T32] task:kworker/1:149 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.508702][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.508745][ T32] Call trace: [ 1331.508776][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.508825][ T32] r10:8291a684 r9:eace9d84 r8:00000002 r7:60000113 r6:eace9d8c r5:8488b000 [ 1331.508848][ T32] r4:8488b000 [ 1331.508867][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.508914][ T32] r5:8488b000 r4:8291a680 [ 1331.508936][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.508976][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.509017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 [ 1331.509104][ T32] r4:00000000 [ 1331.509128][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.509163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.509196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.509235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85317d00 [ 1331.509257][ T32] r4:00000000 [ 1331.509278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.509444][ T32] r9:83018205 r8:8488b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1331.509471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.509514][ T32] r5:00001000 r4:e0747000 [ 1331.509534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.509572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.509766][ T32] r5:8520678c r4:85206400 [ 1331.509790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.509837][ T32] r7:ddde2d80 r6:83018200 r5:8520678c r4:85313b00 [ 1331.509858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.509976][ T32] r10:61c88647 r9:8488b000 r8:85313b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.510003][ T32] r4:85313b00 [ 1331.510023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.510070][ T32] r10:00000000 r9:85313b00 r8:80287e08 r7:eac7de60 r6:85324280 r5:8488b000 [ 1331.510106][ T32] r4:00000001 [ 1331.510129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.510164][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1331.510190][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.510220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.510248][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.510277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.510306][ T32] r4:85317fc0 [ 1331.510649][ T32] INFO: task kworker/1:149:4307 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.510713][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.510800][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.510930][ T32] Call trace: [ 1331.511022][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.511075][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.511099][ T32] r4:00000000 [ 1331.511233][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.511277][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.511312][ T32] 1d20: c1a3f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.511363][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.511392][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.511416][ T32] r5:80070013 r4:80239bb0 [ 1331.511441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.511483][ T32] r4:82ac21e4 [ 1331.511504][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.511545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.511568][ T32] r4:e0581dc0 [ 1331.511616][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.511682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.511709][ T32] r4:00000000 [ 1331.511728][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.511801][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.511843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.511888][ T32] r5:00001000 r4:dfab3000 [ 1331.511908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.512008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.512054][ T32] r5:8502638c r4:85026000 [ 1331.512086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.512139][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.512275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.512354][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.512588][ T32] r4:8509f580 [ 1331.512611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.512659][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.512681][ T32] r4:00000001 [ 1331.512700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.512737][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.512763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.512791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.512817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.512890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.512948][ T32] r4:8509db40 [ 1331.512975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.513001][ T32] INFO: task kworker/0:443:4309 blocked for more than 457 seconds. [ 1331.513028][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.513052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.513074][ T32] task:kworker/0:443 state:D stack:0 pid:4309 tgid:4309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.513137][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.513230][ T32] Call trace: [ 1331.513368][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.513417][ T32] r10:8291a684 r9:eacedd84 r8:00000002 r7:60000013 r6:eacedd8c r5:84888000 [ 1331.513440][ T32] r4:84888000 [ 1331.513460][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.513504][ T32] r5:84888000 r4:8291a680 [ 1331.513540][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.513643][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.513703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 [ 1331.513777][ T32] r4:00000000 [ 1331.526134][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.526253][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.526306][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.526396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321800 [ 1331.526435][ T32] r4:00000000 [ 1331.526505][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.526583][ T32] r9:83018005 r8:84888000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1331.526617][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.526664][ T32] r5:00001000 r4:e0773000 [ 1331.526686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.526726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.526794][ T32] r5:85206b8c r4:85206800 [ 1331.526820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.526869][ T32] r7:dddced80 r6:83018000 r5:85206b8c r4:85324300 [ 1331.526891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.526938][ T32] r10:61c88647 r9:84888000 r8:8532432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.526962][ T32] r4:85324300 [ 1331.526981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.527027][ T32] r10:00000000 r9:85324300 r8:80287e08 r7:eacdde60 r6:85324380 r5:84888000 [ 1331.527074][ T32] r4:00000001 [ 1331.527110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.527153][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) [ 1331.527209][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.527249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.527277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.527313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.527413][ T32] r4:85321580 [ 1331.527857][ T32] INFO: task kworker/0:443:4309 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.527895][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.528072][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.528218][ T32] Call trace: [ 1331.528278][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.528364][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.528513][ T32] r4:00000000 [ 1331.528539][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.528609][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.528666][ T32] 1d20: c1a3f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.528705][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.528731][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.528755][ T32] r5:80070013 r4:80239bb0 [ 1331.528805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.528851][ T32] r4:82ac21e4 [ 1331.528872][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.528952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.528980][ T32] r4:e0581dc0 [ 1331.529074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.529121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.529176][ T32] r4:00000000 [ 1331.529200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.529246][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.529268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.529314][ T32] r5:00001000 r4:dfab3000 [ 1331.529340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.529382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.529424][ T32] r5:8502638c r4:85026000 [ 1331.529444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.529490][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.529511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.529571][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.529598][ T32] r4:8509f580 [ 1331.529618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.529692][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.529737][ T32] r4:00000001 [ 1331.529760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.529797][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.529824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.529852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.529879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.529987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.530013][ T32] r4:8509db40 [ 1331.530034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.530064][ T32] INFO: task kworker/1:150:4311 blocked for more than 458 seconds. [ 1331.530096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.530285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.530315][ T32] task:kworker/1:150 state:D stack:0 pid:4311 tgid:4311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.530383][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.530532][ T32] Call trace: [ 1331.530563][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.530610][ T32] r10:8291a684 r9:eacd9d84 r8:00000002 r7:60000113 r6:eacd9d8c r5:852a2400 [ 1331.530634][ T32] r4:852a2400 [ 1331.530654][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.530696][ T32] r5:852a2400 r4:8291a680 [ 1331.530715][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.530815][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.530862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 [ 1331.530884][ T32] r4:00000000 [ 1331.530903][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.530937][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.530972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.531013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85333fc0 [ 1331.531035][ T32] r4:00000000 [ 1331.531134][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.531183][ T32] r9:83018205 r8:852a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1331.531251][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.531303][ T32] r5:00001000 r4:ead99000 [ 1331.531325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.531461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.531508][ T32] r5:84b8eb8c r4:84b8e800 [ 1331.531528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.531574][ T32] r7:ddde2d80 r6:83018200 r5:84b8eb8c r4:85313b80 [ 1331.531612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.531727][ T32] r10:61c88647 r9:852a2400 r8:85313bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.531756][ T32] r4:85313b80 [ 1331.531775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.531820][ T32] r10:00000000 r9:85313b80 r8:80287e08 r7:eac7de60 r6:85313c00 r5:852a2400 [ 1331.531842][ T32] r4:00000001 [ 1331.531861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.532028][ T32] Exception stack(0xeacd9fb0 to 0xeacd9ff8) [ 1331.532058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.532087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.532113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.532142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.532164][ T32] r4:85317d80 [ 1331.532454][ T32] INFO: task kworker/1:150:4311 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.532491][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.532546][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.532590][ T32] Call trace: [ 1331.532619][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.532668][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.532692][ T32] r4:00000000 [ 1331.532711][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.532749][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.532776][ T32] 1d20: c1a3f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.532805][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.532831][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.532856][ T32] r5:80070013 r4:80239bb0 [ 1331.532877][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.532915][ T32] r4:82ac21e4 [ 1331.532935][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.532976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.532999][ T32] r4:e0581dc0 [ 1331.533018][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.533087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.533115][ T32] r4:00000000 [ 1331.533136][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.533181][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.533207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.533252][ T32] r5:00001000 r4:dfab3000 [ 1331.533271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.533316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.533358][ T32] r5:8502638c r4:85026000 [ 1331.533380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.533426][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.533447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.533557][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.533597][ T32] r4:8509f580 [ 1331.533621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.533668][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.533690][ T32] r4:00000001 [ 1331.533710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.559217][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.559351][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.559385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.559413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.559445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.559468][ T32] r4:8509db40 [ 1331.559494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.559524][ T32] INFO: task kworker/0:444:4314 blocked for more than 458 seconds. [ 1331.559559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.559585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.559609][ T32] task:kworker/0:444 state:D stack:0 pid:4314 tgid:4314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.559667][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.559788][ T32] Call trace: [ 1331.559823][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.559880][ T32] r10:8291a684 r9:eacf1d84 r8:00000002 r7:60000013 r6:eacf1d8c r5:8488a400 [ 1331.559981][ T32] r4:8488a400 [ 1331.560188][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.560236][ T32] r5:8488a400 r4:8291a680 [ 1331.560257][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.560327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.560374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf1e08 [ 1331.560396][ T32] r4:00000000 [ 1331.560416][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.560594][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.560636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.560677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321b40 [ 1331.560700][ T32] r4:00000000 [ 1331.560719][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.560766][ T32] r9:83018005 r8:8488a400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.560788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.560831][ T32] r5:00001000 r4:e08bb000 [ 1331.560852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.560891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.560933][ T32] r5:8520778c r4:85207400 [ 1331.560953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.561164][ T32] r7:dddced80 r6:83018000 r5:8520778c r4:85324400 [ 1331.561190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.561238][ T32] r10:61c88647 r9:8488a400 r8:8532442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.561275][ T32] r4:85324400 [ 1331.561303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.561692][ T32] r10:00000000 r9:85324400 r8:80287e08 r7:eacdde60 r6:85324480 r5:8488a400 [ 1331.561719][ T32] r4:00000001 [ 1331.561738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.561777][ T32] Exception stack(0xeacf1fb0 to 0xeacf1ff8) [ 1331.561803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.561831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.561857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.561885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.561908][ T32] r4:85321940 [ 1331.562345][ T32] INFO: task kworker/0:444:4314 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.562381][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.562439][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.562483][ T32] Call trace: [ 1331.562513][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.562562][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.562584][ T32] r4:00000000 [ 1331.562726][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.562769][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.562798][ T32] 1d20: c1ec6000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.562831][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.562858][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.562907][ T32] r5:80070013 r4:80239bb0 [ 1331.562955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.563000][ T32] r4:82ac21e4 [ 1331.563022][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.563064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.563088][ T32] r4:e0581dc0 [ 1331.563108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.563149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.563267][ T32] r4:00000000 [ 1331.563292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.563342][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.563391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.563436][ T32] r5:00001000 r4:dfab3000 [ 1331.563457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.563496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.563583][ T32] r5:8502638c r4:85026000 [ 1331.563607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.563657][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.563678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.564476][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.582148][ T32] r4:8509f580 [ 1331.582194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.582266][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.582291][ T32] r4:00000001 [ 1331.582324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.582363][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.582394][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.582423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.582450][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.582479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.582501][ T32] r4:8509db40 [ 1331.582524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.582580][ T32] INFO: task kworker/0:445:4316 blocked for more than 458 seconds. [ 1331.582626][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.582700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.582727][ T32] task:kworker/0:445 state:D stack:0 pid:4316 tgid:4316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.582785][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.582831][ T32] Call trace: [ 1331.582863][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.582915][ T32] r10:8291a684 r9:eacf5d84 r8:00000002 r7:60000013 r6:eacf5d8c r5:8488c800 [ 1331.582938][ T32] r4:8488c800 [ 1331.583021][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.583071][ T32] r5:8488c800 r4:8291a680 [ 1331.583093][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.583247][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.583305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1331.583351][ T32] r4:00000000 [ 1331.583375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.583413][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.583451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.583492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321a80 [ 1331.583514][ T32] r4:00000000 [ 1331.583534][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.583579][ T32] r9:83018005 r8:8488c800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1331.583773][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.584253][ T32] r5:00001000 r4:e07ad000 [ 1331.584287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.584372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.584417][ T32] r5:8520738c r4:85207000 [ 1331.584437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.584484][ T32] r7:dddced80 r6:83018000 r5:8520738c r4:85324500 [ 1331.584505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.584553][ T32] r10:61c88647 r9:8488c800 r8:8532452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.584577][ T32] r4:85324500 [ 1331.584596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.584641][ T32] r10:00000000 r9:85324500 r8:80287e08 r7:eacf1e60 r6:85324580 r5:8488c800 [ 1331.584665][ T32] r4:00000001 [ 1331.584757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.584801][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1331.584830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.584910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.584941][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.584970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.584992][ T32] r4:85321940 [ 1331.585433][ T32] INFO: task kworker/0:445:4316 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.585470][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.585552][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.585599][ T32] Call trace: [ 1331.585629][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.585728][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.585757][ T32] r4:00000000 [ 1331.585778][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.585842][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.585874][ T32] 1d20: c2173000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.585904][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 4 printk messages dropped ** [ 1331.586155][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1331.587069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.587587][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.587940][ T32] task:kworker/0:446 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.588593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 ** 11 printk messages dropped ** [ 1331.589104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.589278][ T32] r7:dddced80 r6:83018000 r5:85207b8c r4:85324600 ** 5 printk messages dropped ** [ 1331.589556][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.589822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1331.590416][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.590667][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1331.590836][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1331.591142][ T32] r5:00001000 r4:dfab3000 ** 2 printk messages dropped ** [ 1331.591250][ T32] r5:8502638c r4:85026000 [ 1331.591270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.591321][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.591342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.591389][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.591492][ T32] r4:8509f580 [ 1331.591516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.591562][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.591584][ T32] r4:00000001 [ 1331.591603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.591637][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.591663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.591691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.591717][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.591745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.591767][ T32] r4:8509db40 [ 1331.591787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.591812][ T32] INFO: task kworker/0:447:4320 blocked for more than 458 seconds. [ 1331.591877][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.591904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.591926][ T32] task:kworker/0:447 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.591971][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.592012][ T32] Call trace: [ 1331.592042][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.592088][ T32] r10:8291a684 r9:ead05d84 r8:00000002 r7:60000013 r6:ead05d8c r5:8488e000 [ 1331.592110][ T32] r4:8488e000 [ 1331.592129][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.592172][ T32] r5:8488e000 r4:8291a680 [ 1331.592213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.592257][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.592371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 [ 1331.592400][ T32] r4:00000000 [ 1331.592420][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.592454][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.592488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.592574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321e80 [ 1331.592600][ T32] r4:00000000 [ 1331.592622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.592665][ T32] r9:83018005 r8:8488e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1331.592688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.592728][ T32] r5:00001000 r4:e4963000 [ 1331.592748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.592787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.592829][ T32] r5:85207f8c r4:85207c00 [ 1331.592849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.592892][ T32] r7:dddced80 r6:83018000 r5:85207f8c r4:85324700 [ 1331.592962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.593012][ T32] r10:61c88647 r9:8488e000 r8:8532472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.593035][ T32] r4:85324700 [ 1331.593054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.593098][ T32] r10:00000000 r9:85324700 r8:80287e08 r7:eacf9e60 r6:85324780 r5:8488e000 [ 1331.593146][ T32] r4:00000001 [ 1331.593169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.593204][ T32] Exception stack(0xead05fb0 to 0xead05ff8) [ 1331.593240][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.593276][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.593395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.593507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.593535][ T32] r4:85321cc0 [ 1331.617533][ T32] INFO: task kworker/0:447:4320 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.617691][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.617870][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.617937][ T32] Call trace: [ 1331.618030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.618100][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.618125][ T32] r4:00000000 [ 1331.618147][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.618189][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.618218][ T32] 1d20: c25d5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.618248][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.618274][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.618304][ T32] r5:80070013 r4:80239bb0 [ 1331.618381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.618429][ T32] r4:82ac21e4 [ 1331.618462][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.618508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.618556][ T32] r4:e0581dc0 [ 1331.618606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.618677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.618703][ T32] r4:00000000 [ 1331.618724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.618812][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.618846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.618913][ T32] r5:00001000 r4:dfab3000 [ 1331.618945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.619011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.619090][ T32] r5:8502638c r4:85026000 [ 1331.619115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.619420][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.619444][ T32] r4:00000001 [ 1331.619464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.619600][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.619662][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.619727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.619759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.619814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.619841][ T32] r4:8509db40 [ 1331.619865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.619968][ T32] INFO: task kworker/0:448:4322 blocked for more than 458 seconds. [ 1331.620011][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.620040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.620062][ T32] task:kworker/0:448 state:D stack:0 pid:4322 tgid:4322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.620115][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.620188][ T32] Call trace: [ 1331.620225][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.620273][ T32] r10:8291a684 r9:ead09d84 r8:00000002 r7:60000113 r6:ead09d8c r5:8488ec00 [ 1331.620318][ T32] r4:8488ec00 [ 1331.620343][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.620387][ T32] r5:8488ec00 r4:8291a680 [ 1331.620466][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.620511][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.620578][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.620633][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1331.620910][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.621089][ T32] r5:8533478c r4:85334400 [ 1331.621160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.621209][ T32] r7:dddced80 r6:83018000 r5:8533478c r4:85324800 [ 1331.621231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.621277][ T32] r10:61c88647 r9:8488ec00 r8:8532482c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1331.621503][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.621640][ T32] r4:85321dc0 ** 1 printk messages dropped ** [ 1331.622055][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.622257][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.622479][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 1 printk messages dropped ** [ 1331.622539][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1331.622741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 2 printk messages dropped ** [ 1331.622838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 4 printk messages dropped ** [ 1331.623044][ T32] r5:00001000 r4:dfab3000 ** 2 printk messages dropped ** [ 1331.623360][ T32] r5:8502638c r4:85026000 ** 2 printk messages dropped ** [ 1331.623447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.623581][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1331.643592][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.644565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1331.644670][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.644937][ T32] r5:852d0000 r4:8291a680 ** 3 printk messages dropped ** [ 1331.645110][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.645163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.645200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.645241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321080 [ 1331.645280][ T32] r4:00000000 [ 1331.645391][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.645443][ T32] r9:83018005 r8:852d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1331.645470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.645515][ T32] r5:00001000 r4:e8981000 [ 1331.645536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.645576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.645619][ T32] r5:8533438c r4:85334000 [ 1331.645639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.645685][ T32] r7:dddced80 r6:83018000 r5:8533438c r4:85324900 [ 1331.645705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.645751][ T32] r10:61c88647 r9:852d0000 r8:8532492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.645774][ T32] r4:85324900 [ 1331.645805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.645858][ T32] r10:00000000 r9:85324900 r8:80287e08 r7:ead09e60 r6:85324980 r5:852d0000 [ 1331.645881][ T32] r4:00000001 [ 1331.645901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.645939][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) [ 1331.645966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.645994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.646040][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.646072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.646115][ T32] r4:85321400 [ 1331.646569][ T32] INFO: task kworker/0:449:4324 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.646608][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.646665][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.646709][ T32] Call trace: [ 1331.646905][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.646959][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.646984][ T32] r4:00000000 [ 1331.647004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.647060][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.647092][ T32] 1d20: c295e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.647123][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.647148][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.647171][ T32] r5:80070013 r4:80239bb0 [ 1331.647190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.647229][ T32] r4:82ac21e4 [ 1331.647250][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.647314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.647352][ T32] r4:e0581dc0 [ 1331.647399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.647445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.647467][ T32] r4:00000000 [ 1331.647487][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.647532][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.647553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.647595][ T32] r5:00001000 r4:dfab3000 [ 1331.647616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.647653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.647694][ T32] r5:8502638c r4:85026000 [ 1331.647714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.647760][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.647781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.647826][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.647848][ T32] r4:8509f580 [ 1331.647896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.647945][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.647967][ T32] r4:00000001 [ 1331.647986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.648020][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.648045][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.648074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.648102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.648131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.648152][ T32] r4:8509db40 [ 1331.648171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.648194][ T32] INFO: task kworker/0:450:4325 blocked for more than 458 seconds. [ 1331.648227][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.648252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.648279][ T32] task:kworker/0:450 state:D stack:0 pid:4325 tgid:4325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.648342][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.648385][ T32] Call trace: [ 1331.648415][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.648502][ T32] r10:8291a684 r9:ead11d84 r8:00000002 r7:60000113 r6:ead11d8c r5:852d0c00 [ 1331.648530][ T32] r4:852d0c00 [ 1331.648614][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.648661][ T32] r5:852d0c00 r4:8291a680 [ 1331.648682][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.648722][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.648862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 [ 1331.648888][ T32] r4:00000000 [ 1331.648908][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1331.649037][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.649294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.649450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1331.649626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.650316][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.651510][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.651770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 11 printk messages dropped ** [ 1331.652158][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.652737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.653202][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.653578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 ** 9 printk messages dropped ** [ 1331.688025][ T32] r5:00001000 r4:e89bf000 ** 2 printk messages dropped ** [ 1331.688197][ T32] r5:85334f8c r4:85334c00 ** 2 printk messages dropped ** [ 1331.688469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.688824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.689535][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.689775][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 5 printk messages dropped ** [ 1331.689943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.689965][ T32] r4:e0581dc0 [ 1331.689985][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.690024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.690214][ T32] r4:00000000 [ 1331.690238][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.690289][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.690313][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.690354][ T32] r5:00001000 r4:dfab3000 [ 1331.690374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.690411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.690451][ T32] r5:8502638c r4:85026000 [ 1331.690471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.690515][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.690536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.690584][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.690608][ T32] r4:8509f580 [ 1331.690627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.690671][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.690693][ T32] r4:00000001 [ 1331.690712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.690746][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.690772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.690799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.690824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.690852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.690875][ T32] r4:8509db40 [ 1331.691022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.691065][ T32] INFO: task kworker/0:452:4330 blocked for more than 458 seconds. [ 1331.691144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.691172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.691194][ T32] task:kworker/0:452 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.691293][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.691336][ T32] Call trace: [ 1331.691398][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.691446][ T32] r10:8291a684 r9:ead19d84 r8:00000002 r7:60000013 r6:ead19d8c r5:852d2400 [ 1331.691501][ T32] r4:852d2400 [ 1331.691529][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.691574][ T32] r5:852d2400 r4:8291a680 [ 1331.691595][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.691635][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.691676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1331.691702][ T32] r4:00000000 [ 1331.691723][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.691756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.691789][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.691829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d480 [ 1331.691850][ T32] r4:00000000 [ 1331.691869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.691912][ T32] r9:83018005 r8:852d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.691933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.692138][ T32] r5:00001000 r4:e89e7000 [ 1331.692162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.692207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.692251][ T32] r5:8533538c r4:85335000 [ 1331.692278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.692349][ T32] r7:dddced80 r6:83018000 r5:8533538c r4:85324c00 [ 1331.692371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.692416][ T32] r10:61c88647 r9:852d2400 r8:85324c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.692437][ T32] r4:85324c00 [ 1331.692456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.692524][ T32] r10:00000000 r9:85324c00 r8:80287e08 r7:ead0de60 r6:85324c80 r5:852d2400 [ 1331.692552][ T32] r4:00000001 [ 1331.692571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.692608][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 1331.692633][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.692661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.692698][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.692729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.692768][ T32] r4:8532d300 [ 1331.693001][ T32] INFO: task kworker/0:452:4330 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.693035][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.693088][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.693130][ T32] Call trace: [ 1331.693227][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.693284][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.693324][ T32] r4:00000000 [ 1331.693347][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.693386][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.693414][ T32] 1d20: c2f02000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.693442][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.693468][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.693491][ T32] r5:80070013 r4:80239bb0 [ 1331.693512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.693552][ T32] r4:82ac21e4 [ 1331.693636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.693684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.711617][ T32] r4:e0581dc0 [ 1331.711733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.711811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.711838][ T32] r4:00000000 [ 1331.711859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.711907][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.711930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.712006][ T32] r5:00001000 r4:dfab3000 [ 1331.712039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.712084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.712128][ T32] r5:8502638c r4:85026000 [ 1331.712149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.712196][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.712217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.712409][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.712443][ T32] r4:8509f580 [ 1331.712465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.712514][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.712549][ T32] r4:00000001 [ 1331.712573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.712612][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.712642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.712671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.712699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.712730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.712756][ T32] r4:8509db40 [ 1331.712813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.713073][ T32] INFO: task kworker/0:453:4332 blocked for more than 458 seconds. [ 1331.713114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.713165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.713192][ T32] task:kworker/0:453 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.713259][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.713307][ T32] Call trace: [ 1331.713441][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.713545][ T32] r10:8291a684 r9:ead1dd84 r8:00000002 r7:60000013 r6:ead1dd8c r5:852d3000 [ 1331.713572][ T32] r4:852d3000 [ 1331.713592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.713635][ T32] r5:852d3000 r4:8291a680 [ 1331.713656][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.713695][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.717350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1331.717398][ T32] r4:00000000 [ 1331.717423][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.717476][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.717518][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.717563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d840 [ 1331.717588][ T32] r4:00000000 [ 1331.717610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.717658][ T32] r9:83018005 r8:852d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1331.717759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.717811][ T32] r5:00001000 r4:eaa93000 ** 1 printk messages dropped ** [ 1331.717913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.718055][ T32] r5:85335b8c r4:85335800 [ 1331.718093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.718200][ T32] r7:dddced80 r6:83018000 r5:85335b8c r4:85324d00 [ 1331.718242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1331.718396][ T32] r4:85324d00 ** 2 printk messages dropped ** [ 1331.718529][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.718680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.719415][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.720291][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1331.720840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 8 printk messages dropped ** [ 1331.721281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.721630][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.721930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.722192][ T32] task:kworker/0:454 state:D stack:0 pid:4334 tgid:4334 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.722614][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1331.723320][ T32] r9:83018005 r8:852d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1331.723663][ T32] r5:8533578c r4:85335400 ** 1 printk messages dropped ** [ 1331.741945][ T32] r7:dddced80 r6:83018000 r5:8533578c r4:85324e00 ** 6 printk messages dropped ** [ 1331.742256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.743021][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.743636][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1331.754345][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.754481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.754531][ T32] r5:00001000 r4:dfab3000 [ 1331.754556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.754596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.754638][ T32] r5:8502638c r4:85026000 [ 1331.754658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.754703][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.754724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.754770][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.754792][ T32] r4:8509f580 [ 1331.754811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.754855][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.754877][ T32] r4:00000001 [ 1331.754896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.754932][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.754960][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.755014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.755069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.755102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.755125][ T32] r4:8509db40 [ 1331.755147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.755176][ T32] INFO: task kworker/0:455:4336 blocked for more than 458 seconds. [ 1331.755230][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.755258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.755281][ T32] task:kworker/0:455 state:D stack:0 pid:4336 tgid:4336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.755414][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.755463][ T32] Call trace: [ 1331.755494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.755549][ T32] r10:8291a684 r9:ead25d84 r8:00000002 r7:60000113 r6:ead25d8c r5:852d4800 [ 1331.755572][ T32] r4:852d4800 [ 1331.755592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.755634][ T32] r5:852d4800 r4:8291a680 [ 1331.755653][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.755691][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.755743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 1331.755769][ T32] r4:00000000 [ 1331.755814][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.755852][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.755886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.755925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532db40 [ 1331.755972][ T32] r4:00000000 [ 1331.755995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.756040][ T32] r9:83018005 r8:852d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1331.756092][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.756140][ T32] r5:00001000 r4:eab13000 [ 1331.756160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.756198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.756239][ T32] r5:8533638c r4:85336000 [ 1331.756330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.756397][ T32] r7:dddced80 r6:83018000 r5:8533638c r4:85324f00 [ 1331.756419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.756490][ T32] r10:61c88647 r9:852d4800 r8:85324f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.756516][ T32] r4:85324f00 [ 1331.756541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.756626][ T32] r10:00000000 r9:85324f00 r8:80287e08 r7:ead1de60 r6:85324f80 r5:852d4800 [ 1331.756694][ T32] r4:00000001 [ 1331.756718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.756756][ T32] Exception stack(0xead25fb0 to 0xead25ff8) [ 1331.756784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.756812][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.756837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.756924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.756977][ T32] r4:8532d800 [ 1331.757406][ T32] INFO: task kworker/0:455:4336 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.757441][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.757523][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.757571][ T32] Call trace: [ 1331.757629][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.757679][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.757702][ T32] r4:00000000 [ 1331.757747][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.757814][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.757846][ T32] 1d20: c3e76000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.757904][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.758052][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.758085][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1331.758146][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1331.758382][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1331.758772][ T32] r4:8509f580 ** 5 printk messages dropped ** [ 1331.758970][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.759309][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.759515][ T32] r5:852d5400 r4:8291a680 ** 6 printk messages dropped ** [ 1331.759765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1331.760057][ T32] r5:85335f8c r4:85335c00 ** 6 printk messages dropped ** [ 1331.760445][ T32] r10:00000000 r9:85374000 r8:80287e08 r7:ead25e60 r6:85374080 r5:852d5400 ** 10 printk messages dropped ** [ 1331.761167][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.761616][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 12 printk messages dropped ** [ 1331.762161][ T32] r5:00001000 r4:dfab3000 ** 10 printk messages dropped ** [ 1331.762646][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1331.763005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1331.763144][ T32] task:kworker/0:457 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.763218][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.763270][ T32] Call trace: [ 1331.763311][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.763401][ T32] r10:8291a684 r9:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:852d6000 [ 1331.763451][ T32] r4:852d6000 [ 1331.763499][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.763546][ T32] r5:852d6000 r4:8291a680 [ 1331.763590][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.763654][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.763701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 [ 1331.763774][ T32] r4:00000000 [ 1331.784040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.784118][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.784160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.784204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532dc00 [ 1331.784229][ T32] r4:00000000 [ 1331.784272][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.784376][ T32] r9:83018005 r8:852d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.784403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.784450][ T32] r5:00001000 r4:eab1b000 [ 1331.784473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.784514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.784581][ T32] r5:8533678c r4:85336400 [ 1331.784608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.784666][ T32] r7:dddced80 r6:83018000 r5:8533678c r4:85374100 [ 1331.784713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.784765][ T32] r10:61c88647 r9:852d6000 r8:8537412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.784790][ T32] r4:85374100 [ 1331.784810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.784857][ T32] r10:00000000 r9:85374100 r8:80287e08 r7:ead25e60 r6:85374180 r5:852d6000 [ 1331.784879][ T32] r4:00000001 [ 1331.784900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.784938][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1331.784988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.785021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.785049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.785078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.785101][ T32] r4:8532db00 [ 1331.785524][ T32] INFO: task kworker/0:457:4340 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.785578][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.785667][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.785738][ T32] Call trace: [ 1331.785779][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.785880][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.785919][ T32] r4:00000000 [ 1331.785961][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.786006][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.786066][ T32] 1d20: c41f3000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.786164][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.786224][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.786313][ T32] r5:80070013 r4:80239bb0 [ 1331.786376][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.786480][ T32] r4:82ac21e4 [ 1331.786541][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.786633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.786688][ T32] r4:e0581dc0 [ 1331.786736][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.786796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.786825][ T32] r4:00000000 [ 1331.786846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.786939][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.786988][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.787076][ T32] r5:00001000 r4:dfab3000 [ 1331.787122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.787206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.787300][ T32] r5:8502638c r4:85026000 [ 1331.787352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.787448][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.787495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.787590][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.787642][ T32] r4:8509f580 [ 1331.787691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.787786][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.787840][ T32] r4:00000001 [ 1331.787895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.787969][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.788025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.788071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.788099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.788127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.788149][ T32] r4:8509db40 [ 1331.788175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.788208][ T32] INFO: task kworker/0:458:4342 blocked for more than 458 seconds. [ 1331.788280][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.788373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.788420][ T32] task:kworker/0:458 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.788516][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.788627][ T32] Call trace: [ 1331.788691][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.788743][ T32] r10:8291a684 r9:ead31d84 r8:00000002 r7:60000113 r6:ead31d8c r5:852d6c00 [ 1331.788767][ T32] r4:852d6c00 [ 1331.788798][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.788850][ T32] r5:852d6c00 r4:8291a680 [ 1331.788920][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.788996][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.789066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 [ 1331.789090][ T32] r4:00000000 [ 1331.789127][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.789166][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.789201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.789275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532dd80 [ 1331.789341][ T32] r4:00000000 [ 1331.789387][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.789486][ T32] r9:83018005 r8:852d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1331.789541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.789631][ T32] r5:00001000 r4:eab2b000 [ 1331.789680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.789765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.789850][ T32] r5:85336b8c r4:85336800 [ 1331.789878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.789925][ T32] r7:dddced80 r6:83018000 r5:85336b8c r4:85374200 [ 1331.789947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.790034][ T32] r10:61c88647 r9:852d6c00 r8:8537422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.790082][ T32] r4:85374200 [ 1331.790125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.790174][ T32] r10:00000000 r9:85374200 r8:80287e08 r7:ead2de60 r6:85374280 r5:852d6c00 [ 1331.790208][ T32] r4:00000001 [ 1331.790230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.790303][ T32] Exception stack(0xead31fb0 to 0xead31ff8) [ 1331.790373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.790462][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.790532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.790600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.790651][ T32] r4:8532dc40 [ 1331.791074][ T32] INFO: task kworker/0:458:4342 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.791176][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.791264][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.791317][ T32] Call trace: [ 1331.791347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.791437][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.791527][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.791603][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1331.791839][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1331.792100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1331.792465][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1331.792824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.793107][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1331.793308][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.793570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.815907][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.816498][ T32] r5:84868000 r4:8291a680 ** 2 printk messages dropped ** [ 1331.816752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 ** 2 printk messages dropped ** [ 1331.816964][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1331.817207][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.817561][ T32] r5:00001000 r4:eab35000 ** 2 printk messages dropped ** [ 1331.817839][ T32] r5:85336f8c r4:85336c00 [ 1331.817906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.818009][ T32] r7:dddced80 r6:83018000 r5:85336f8c r4:85374300 [ 1331.818063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.818166][ T32] r10:61c88647 r9:84868000 r8:8537432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.818236][ T32] r4:85374300 [ 1331.818293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.818399][ T32] r10:00000000 r9:85374300 r8:80287e08 r7:ead31e60 r6:85374380 r5:84868000 [ 1331.818486][ T32] r4:00000001 [ 1331.818543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.818638][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1331.818718][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.818788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.818850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.818918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.818974][ T32] r4:85321500 [ 1331.819738][ T32] INFO: task kworker/0:459:4345 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.819820][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.819977][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.820103][ T32] Call trace: [ 1331.820176][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.820334][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.820412][ T32] r4:00000000 [ 1331.820479][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.820576][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.820642][ T32] 1d20: c4701000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.820751][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.820829][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.820899][ T32] r5:80070013 r4:80239bb0 [ 1331.820979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.821078][ T32] r4:82ac21e4 [ 1331.821130][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.821238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.821312][ T32] r4:e0581dc0 [ 1331.821365][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.821461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.821532][ T32] r4:00000000 [ 1331.821584][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.821678][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.821727][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.821821][ T32] r5:00001000 r4:dfab3000 [ 1331.821871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.821949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.822041][ T32] r5:8502638c r4:85026000 [ 1331.822091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.822205][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.822278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.822394][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.822449][ T32] r4:8509f580 [ 1331.822518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.822635][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.822726][ T32] r4:00000001 [ 1331.822781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.822863][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.822924][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.822985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.823067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.823136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.823190][ T32] r4:8509db40 [ 1331.823237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.823306][ T32] INFO: task kworker/0:460:4346 blocked for more than 458 seconds. [ 1331.823366][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.823413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.823472][ T32] task:kworker/0:460 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.823575][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.823664][ T32] Call trace: [ 1331.851341][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.851522][ T32] r10:8291a684 r9:ead39d84 r8:00000002 r7:60000113 r6:ead39d8c r5:84868c00 [ 1331.851556][ T32] r4:84868c00 [ 1331.851579][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.851626][ T32] r5:84868c00 r4:8291a680 [ 1331.851647][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.851686][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.851738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead39e08 [ 1331.851790][ T32] r4:00000000 [ 1331.851812][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.851849][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.851920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.851994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d040 [ 1331.852063][ T32] r4:00000000 [ 1331.852112][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.852179][ T32] r9:83018005 r8:84868c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1331.852210][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.852259][ T32] r5:00001000 r4:eab47000 [ 1331.852297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.852388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.852434][ T32] r5:8533738c r4:85337000 [ 1331.852457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.852528][ T32] r7:dddced80 r6:83018000 r5:8533738c r4:85374400 [ 1331.852562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1331.852757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1331.853644][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 11 printk messages dropped ** [ 1331.860049][ T32] r4:e0581dc0 ** 7 printk messages dropped ** [ 1331.860395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1331.861030][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.861240][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.861264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.861299][ T32] task:kworker/0:461 state:D stack:0 pid:4349 tgid:4349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.861357][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.861400][ T32] Call trace: [ 1331.861431][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.861481][ T32] r10:8291a684 r9:ead3dd84 r8:00000002 r7:60000013 r6:ead3dd8c r5:84869800 [ 1331.861504][ T32] r4:84869800 [ 1331.861540][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.861592][ T32] r5:84869800 r4:8291a680 [ 1331.861613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.861694][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.861741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1331.861764][ T32] r4:00000000 [ 1331.861783][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.861816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.861851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.861892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d140 [ 1331.861914][ T32] r4:00000000 [ 1331.861933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.861975][ T32] r9:83018005 r8:84869800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.862022][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.862067][ T32] r5:00001000 r4:eacfb000 [ 1331.862088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.862183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.862228][ T32] r5:8533778c r4:85337400 [ 1331.862248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.862358][ T32] r7:dddced80 r6:83018000 r5:8533778c r4:85374500 [ 1331.862382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.862488][ T32] r10:61c88647 r9:84869800 r8:8537452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.862514][ T32] r4:85374500 [ 1331.862558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.862605][ T32] r10:00000000 r9:85374500 r8:80287e08 r7:ead39e60 r6:85374580 r5:84869800 [ 1331.862628][ T32] r4:00000001 [ 1331.862647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.862681][ T32] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1331.862707][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.863610][ T32] Call trace: ** 7 printk messages dropped ** [ 1331.876916][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1331.877274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1331.877830][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1331.878373][ T32] r4:8486a400 ** 7 printk messages dropped ** [ 1331.878642][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.879039][ T32] r5:8534038c r4:85340000 ** 3 printk messages dropped ** [ 1331.879187][ T32] r10:61c88647 r9:8486a400 r8:8537462c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1331.879416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.879456][ T32] Exception stack(0xead41fb0 to 0xead41ff8) [ 1331.879500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.879532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.879558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.879586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.879610][ T32] r4:8537d100 [ 1331.880045][ T32] INFO: task kworker/0:462:4350 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.880080][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.880136][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.880179][ T32] Call trace: [ 1331.880227][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.880295][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.880336][ T32] r4:00000000 [ 1331.880356][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.880396][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.880423][ T32] 1d20: c526c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.880451][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.880475][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.880522][ T32] r5:80070013 r4:80239bb0 [ 1331.880547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.880605][ T32] r4:82ac21e4 [ 1331.880630][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.880673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.880696][ T32] r4:e0581dc0 [ 1331.880716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.880774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.880800][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.880974][ T32] r5:00001000 r4:dfab3000 ** 7 printk messages dropped ** [ 1331.881223][ T32] r4:8509f580 [ 1331.881275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.881330][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.881353][ T32] r4:00000001 [ 1331.881372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.881445][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.881493][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.881524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.881553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.881581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.881602][ T32] r4:8509db40 [ 1331.881622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.881646][ T32] INFO: task kworker/0:463:4353 blocked for more than 458 seconds. [ 1331.881692][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.881743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.881767][ T32] task:kworker/0:463 state:D stack:0 pid:4353 tgid:4353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.881813][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.881854][ T32] Call trace: [ 1331.881911][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.881961][ T32] r10:8291a684 r9:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:8486b000 ** 5 printk messages dropped ** [ 1331.882248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 ** 12 printk messages dropped ** [ 1331.882766][ T32] r5:85337b8c r4:85337800 [ 1331.882814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.883050][ T32] r4:85374700 ** 7 printk messages dropped ** [ 1331.883268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.908011][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1331.908423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 2 printk messages dropped ** [ 1331.908511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.908534][ T32] r4:00000000 [ 1331.908554][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.908624][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.908800][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.908848][ T32] r5:00001000 r4:dfab3000 [ 1331.908869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.908909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.908952][ T32] r5:8502638c r4:85026000 [ 1331.908973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.909018][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.909039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.909085][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.909107][ T32] r4:8509f580 [ 1331.909126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.909171][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.909194][ T32] r4:00000001 [ 1331.909214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.909277][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.909308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.909343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.909370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.909478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.909505][ T32] r4:8509db40 [ 1331.909529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.909560][ T32] INFO: task kworker/0:464:4354 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1331.909794][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.910001][ T32] r5:8486bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1331.910218][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.910672][ T32] r5:85337f8c r4:85337c00 [ 1331.910697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.910977][ T32] r4:85374800 ** 6 printk messages dropped ** [ 1331.911247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.912152][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1331.912493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 12 printk messages dropped ** [ 1331.912939][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.912961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.913022][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.913059][ T32] r4:8509f580 [ 1331.913101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.913150][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.913184][ T32] r4:00000001 [ 1331.913206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.913242][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.913289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.913334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.913366][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.913398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.913421][ T32] r4:8509db40 [ 1331.913441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.913465][ T32] INFO: task kworker/0:465:4355 blocked for more than 458 seconds. [ 1331.913492][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.913514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.913535][ T32] task:kworker/0:465 state:D stack:0 pid:4355 tgid:4355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.913578][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.913619][ T32] Call trace: [ 1331.913667][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.913920][ T32] r10:8291a684 r9:ead15d84 r8:00000002 r7:60000013 r6:ead15d8c r5:8486c800 [ 1331.921182][ T32] r4:8486c800 [ 1331.921225][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.921438][ T32] r5:8486c800 r4:8291a680 [ 1331.921465][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.921508][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.921550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 [ 1331.921572][ T32] r4:00000000 [ 1331.921591][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.921627][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1331.921891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.922036][ T32] r5:85340b8c r4:85340800 ** 7 printk messages dropped ** [ 1331.922399][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.923060][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1331.936179][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1331.936607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1331.937035][ T32] INFO: task kworker/0:466:4358 blocked for more than 458 seconds. ** 15 printk messages dropped ** [ 1331.937571][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1331.937989][ T32] r7:dddced80 r6:83018000 r5:8534078c r4:85374a00 ** 10 printk messages dropped ** [ 1331.938367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.939084][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.939107][ T32] r4:00000000 [ 1331.939126][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.939165][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.939193][ T32] 1d20: c5c4f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.939223][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.939248][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.939272][ T32] r5:80070013 r4:80239bb0 [ 1331.939340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.939414][ T32] r4:82ac21e4 [ 1331.939439][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.939495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.939522][ T32] r4:e0581dc0 [ 1331.939542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.939584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.939607][ T32] r4:00000000 [ 1331.939672][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.939771][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.939801][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.939844][ T32] r5:00001000 r4:dfab3000 [ 1331.939961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.940006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.940049][ T32] r5:8502638c r4:85026000 [ 1331.940148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.940244][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.940268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.940336][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.940361][ T32] r4:8509f580 [ 1331.940381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.940426][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.940449][ T32] r4:00000001 [ 1331.940469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.940523][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1331.940754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1331.941277][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.941513][ T32] r9:83018005 r8:8486e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 ** 4 printk messages dropped ** [ 1331.941692][ T32] r5:85340f8c r4:85340c00 ** 6 printk messages dropped ** [ 1331.942066][ T32] r10:00000000 r9:85374b00 r8:80287e08 r7:ead15e60 r6:85374b80 r5:8486e000 ** 11 printk messages dropped ** [ 1331.943005][ T32] Call trace: ** 8 printk messages dropped ** [ 1331.943523][ T32] r5:80070013 r4:80239bb0 ** 10 printk messages dropped ** [ 1331.961877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1331.962433][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1331.963172][ T32] r5:852a6000 r4:8291a680 ** 6 printk messages dropped ** [ 1331.963562][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1331.977824][ T32] r5:85341f8c r4:85341c00 ** 3 printk messages dropped ** [ 1331.977964][ T32] r10:61c88647 r9:852a6000 r8:85374c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.977987][ T32] r4:85374c00 [ 1331.978007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.978052][ T32] r10:00000000 r9:85374c00 r8:80287e08 r7:ead79e60 r6:85313c80 r5:852a6000 [ 1331.978075][ T32] r4:00000001 [ 1331.978094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.978130][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 1331.978159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.978187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.978213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.978241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.978263][ T32] r4:8537d9c0 [ 1331.978706][ T32] INFO: task kworker/0:468:4362 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.978744][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.978812][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.978860][ T32] Call trace: [ 1331.978892][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.978945][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.978969][ T32] r4:00000000 [ 1331.978992][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.979033][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.979061][ T32] 1d20: c6337000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.979089][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.979117][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.979142][ T32] r5:80070013 r4:80239bb0 [ 1331.979162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.979241][ T32] r4:82ac21e4 [ 1331.979268][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.979323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.979350][ T32] r4:e0581dc0 [ 1331.979370][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.979429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.979455][ T32] r4:00000000 [ 1331.979498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.979564][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.979590][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.979661][ T32] r5:00001000 r4:dfab3000 [ 1331.979685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.979751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.979798][ T32] r5:8502638c r4:85026000 ** 3 printk messages dropped ** [ 1331.979935][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1331.980409][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1331.980898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 ** 12 printk messages dropped ** [ 1331.981312][ T32] r5:8534138c r4:85341000 [ 1331.981362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.981531][ T32] r4:85374c80 ** 8 printk messages dropped ** [ 1331.981808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1331.982660][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 13 printk messages dropped ** [ 1331.983248][ T32] r5:00001000 r4:dfab3000 ** 10 printk messages dropped ** [ 1331.983711][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.993064][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.993096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.993123][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.993156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.993180][ T32] r4:8509db40 [ 1331.993205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.993234][ T32] INFO: task kworker/0:470:4365 blocked for more than 458 seconds. [ 1331.993266][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.993291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.993313][ T32] task:kworker/0:470 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.993374][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.993432][ T32] Call trace: [ 1331.993465][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.993531][ T32] r10:8291a684 r9:ead9dd84 r8:00000002 r7:60000013 r6:ead9dd8c r5:852a6c00 [ 1331.993601][ T32] r4:852a6c00 [ 1331.993626][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.993670][ T32] r5:852a6c00 r4:8291a680 [ 1331.993692][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.994264][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.994344][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1331.994371][ T32] r4:00000000 [ 1331.994391][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.994427][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.994465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.994506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537ddc0 [ 1331.994529][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.994627][ T32] r9:83018005 r8:852a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 ** 4 printk messages dropped ** [ 1331.994804][ T32] r5:8534178c r4:85341400 ** 7 printk messages dropped ** [ 1331.995075][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1331.995734][ T32] INFO: task kworker/0:470:4365 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1331.995769][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.995864][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.995934][ T32] Call trace: [ 1331.995977][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.996031][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1331.996056][ T32] r4:00000000 [ 1331.996076][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.996137][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1331.996170][ T32] 1d20: c6337000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1331.996201][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1331.996226][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1331.996250][ T32] r5:80070013 r4:80239bb0 [ 1331.996328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.996376][ T32] r4:82ac21e4 [ 1331.996398][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.996511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1331.996538][ T32] r4:e0581dc0 [ 1331.996559][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.996619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1331.996672][ T32] r4:00000000 [ 1331.996868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.996925][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.996949][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.996991][ T32] r5:00001000 r4:dfab3000 [ 1331.997011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.997050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.997113][ T32] r5:8502638c r4:85026000 [ 1331.997155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.997233][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1331.997259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1331.997412][ T32] r4:8509f580 [ 1331.997479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.997549][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1331.997602][ T32] r4:00000001 [ 1331.997661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.997746][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1331.997806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.997864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.997904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.997936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.997958][ T32] r4:8509db40 [ 1331.997978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.998005][ T32] INFO: task kworker/0:471:4367 blocked for more than 458 seconds. [ 1331.998035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.998058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.998079][ T32] task:kworker/0:471 state:D stack:0 pid:4367 tgid:4367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.998126][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.998193][ T32] Call trace: [ 1331.998230][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.998305][ T32] r10:8291a684 r9:ead85d84 r8:00000002 r7:60000013 r6:ead85d8c r5:852a5400 [ 1331.998360][ T32] r4:852a5400 [ 1331.998404][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.998464][ T32] r5:852a5400 r4:8291a680 [ 1331.998487][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.998529][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.998576][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 [ 1331.998599][ T32] r4:00000000 [ 1331.998618][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.998677][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.998716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.998758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83ce1c80 [ 1331.998830][ T32] r4:00000000 [ 1331.998859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.998905][ T32] r9:83018005 r8:852a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1331.998929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.998970][ T32] r5:00001000 r4:df9dd000 [ 1331.998989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.999027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.999068][ T32] r5:85341b8c r4:85341800 [ 1331.999138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.999197][ T32] r7:dddced80 r6:83018000 r5:85341b8c r4:85374d80 [ 1331.999221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.999294][ T32] r10:61c88647 r9:852a5400 r8:85374dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.999337][ T32] r4:85374d80 [ 1331.999358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.999404][ T32] r10:00000000 r9:85374d80 r8:80287e08 r7:ead8de60 r6:85313e00 r5:852a5400 [ 1331.999427][ T32] r4:00000001 [ 1331.999472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.999512][ T32] Exception stack(0xead85fb0 to 0xead85ff8) [ 1331.999564][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.999600][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.999639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.999696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.999744][ T32] r4:8537d9c0 [ 1332.000012][ T32] INFO: task kworker/0:471:4367 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.000054][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.000243][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.000399][ T32] Call trace: [ 1332.000496][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.000558][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.000588][ T32] r4:00000000 [ 1332.000608][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.000648][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.000706][ T32] 1d20: c6337000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.000739][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.000816][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.000844][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1332.001023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1332.001453][ T32] r5:00001000 r4:dfab3000 ** 5 printk messages dropped ** [ 1332.001727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.001960][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.002185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.002529][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.002891][ T32] r5:852a4800 r4:8291a680 ** 4 printk messages dropped ** [ 1332.003096][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1332.003182][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.003228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85333900 [ 1332.003253][ T32] r4:00000000 [ 1332.003273][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.003324][ T32] r9:83018205 r8:852a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1332.003347][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.003388][ T32] r5:00001000 r4:eada7000 [ 1332.003407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.003470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.003516][ T32] r5:84b8ef8c r4:84b8ec00 [ 1332.003540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.003594][ T32] r7:ddde2d80 r6:83018200 r5:84b8ef8c r4:85313e80 [ 1332.003615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.003661][ T32] r10:61c88647 r9:852a4800 r8:85313eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.003734][ T32] r4:85313e80 [ 1332.003837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.038237][ T32] r10:00000000 r9:85313e80 r8:80287e08 r7:eac7de60 r6:85313f00 r5:852a4800 [ 1332.038307][ T32] r4:00000001 [ 1332.038346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.038412][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1332.038444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.038473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.038499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.038578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.038659][ T32] r4:85333f80 [ 1332.039125][ T32] INFO: task kworker/1:151:4368 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.039190][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.039349][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.039401][ T32] Call trace: [ 1332.039435][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.039488][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.039512][ T32] r4:00000000 [ 1332.039549][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.039594][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.039623][ T32] 1d20: c678f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.039651][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.039676][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.039728][ T32] r5:80070013 r4:80239bb0 [ 1332.039754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.039796][ T32] r4:82ac21e4 [ 1332.039817][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.039858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1332.039881][ T32] r4:e0581dc0 [ 1332.039900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.039940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.039965][ T32] r4:00000000 [ 1332.040034][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.040091][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.040113][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.040180][ T32] r5:00001000 r4:dfab3000 [ 1332.040295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.040385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.040448][ T32] r5:8502638c r4:85026000 ** 1 printk messages dropped ** [ 1332.040528][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1332.040551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.040597][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.040619][ T32] r4:8509f580 [ 1332.040638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.040708][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.040737][ T32] r4:00000001 [ 1332.040758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.040793][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.040819][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.040874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.040904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.040934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.041006][ T32] r4:8509db40 [ 1332.041031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.041076][ T32] INFO: task kworker/0:472:4373 blocked for more than 458 seconds. [ 1332.041114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.041140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.041162][ T32] task:kworker/0:472 state:D stack:0 pid:4373 tgid:4373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.041296][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.041351][ T32] Call trace: [ 1332.041435][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.041485][ T32] r10:8291a684 r9:ead71d84 r8:00000002 r7:60000013 r6:ead71d8c r5:852a0c00 [ 1332.041508][ T32] r4:852a0c00 [ 1332.041544][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.041591][ T32] r5:852a0c00 r4:8291a680 [ 1332.041612][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.041651][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.041692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 1332.041735][ T32] r4:00000000 [ 1332.041759][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.041794][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.041828][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.041868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388300 [ 1332.041890][ T32] r4:00000000 [ 1332.041911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.041954][ T32] r9:83018005 r8:852a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.042001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.042053][ T32] r5:00001000 r4:dfdbf000 [ 1332.042074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.042113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.042153][ T32] r5:8534278c r4:85342400 [ 1332.042223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.042273][ T32] r7:dddced80 r6:83018000 r5:8534278c r4:85374e00 [ 1332.042294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.042345][ T32] r10:61c88647 r9:852a0c00 r8:85374e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.042387][ T32] r4:85374e00 [ 1332.042412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.042457][ T32] r10:00000000 r9:85374e00 r8:80287e08 r7:ead8de60 r6:85313f80 r5:852a0c00 ** 9 printk messages dropped ** [ 1332.043130][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1332.050963][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1332.051472][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 12 printk messages dropped ** [ 1332.051964][ T32] r4:8509db40 ** 6 printk messages dropped ** [ 1332.052417][ T32] Call trace: ** 8 printk messages dropped ** [ 1332.052830][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.053162][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.053612][ T32] r10:61c88647 r9:8529e000 r8:85374eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1332.072879][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1332.073595][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1332.076797][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.077190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.077237][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.077260][ T32] r4:00000001 [ 1332.077279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.077321][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.077352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.077406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.077438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.077468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.077491][ T32] r4:8509db40 [ 1332.077515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.077546][ T32] INFO: task kworker/0:474:4377 blocked for more than 458 seconds. [ 1332.077579][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.077605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.077628][ T32] task:kworker/0:474 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.077681][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.077801][ T32] Call trace: [ 1332.077839][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.077890][ T32] r10:8291a684 r9:eabcdd84 r8:00000002 r7:60000113 r6:eabcdd8c r5:852c8000 [ 1332.077990][ T32] r4:852c8000 [ 1332.078021][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.078066][ T32] r5:852c8000 r4:8291a680 [ 1332.078138][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.078197][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.078244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 [ 1332.078278][ T32] r4:00000000 [ 1332.078304][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.078348][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.078435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.078481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853885c0 [ 1332.078592][ T32] r4:00000000 [ 1332.078617][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.078740][ T32] r9:83018005 r8:852c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1332.078766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.078848][ T32] r5:00001000 r4:e00d3000 [ 1332.078922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.078972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.079015][ T32] r5:85342f8c r4:85342c00 [ 1332.079037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.079082][ T32] r7:dddced80 r6:83018000 r5:85342f8c r4:85374f00 [ 1332.079114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.079297][ T32] r10:61c88647 r9:852c8000 r8:85374f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.079341][ T32] r4:85374f00 [ 1332.079364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.079410][ T32] r10:00000000 r9:85374f00 r8:80287e08 r7:ead71e60 r6:8538b080 r5:852c8000 [ 1332.079434][ T32] r4:00000001 [ 1332.079452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.079511][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1332.079559][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.079592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.079728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.079762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.079809][ T32] r4:85388280 [ 1332.080242][ T32] INFO: task kworker/0:474:4377 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.080277][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.080568][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.080617][ T32] Call trace: [ 1332.080648][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.080773][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.080840][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.081030][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 8 printk messages dropped ** [ 1332.081594][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1332.081831][ T32] r5:00001000 r4:dfab3000 ** 8 printk messages dropped ** [ 1332.082690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.083142][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1332.083418][ T32] task:kworker/0:475 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1332.106341][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1332.106703][ T32] r7:dddced80 r6:83018000 r5:85342b8c r4:85374f80 ** 10 printk messages dropped ** [ 1332.107068][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1332.108117][ T32] 1d20: c6fb9000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 10 printk messages dropped ** [ 1332.108586][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1332.109608][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 9 printk messages dropped ** [ 1332.110430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.111215][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.111987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 [ 1332.112049][ T32] r4:00000000 [ 1332.112101][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.112184][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.112267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.112401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388b40 [ 1332.112488][ T32] r4:00000000 [ 1332.112570][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.112671][ T32] r9:83018005 r8:852c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1332.112724][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.112816][ T32] r5:00001000 r4:e0621000 [ 1332.112903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.113005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.113131][ T32] r5:85343f8c r4:85343c00 [ 1332.113190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.113297][ T32] r7:dddced80 r6:83018000 r5:85343f8c r4:85393080 [ 1332.113350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.113449][ T32] r10:61c88647 r9:852c8c00 r8:853930ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.113501][ T32] r4:85393080 [ 1332.113554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.113655][ T32] r10:00000000 r9:85393080 r8:80287e08 r7:eabcde60 r6:8538b180 r5:852c8c00 [ 1332.137704][ T32] r4:00000001 [ 1332.137856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.137996][ T32] Exception stack(0xeadb5fb0 to 0xeadb5ff8) [ 1332.138076][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.138138][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.138186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.138239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.138300][ T32] r4:85388540 [ 1332.139051][ T32] INFO: task kworker/0:476:4381 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.139139][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.139368][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.139481][ T32] Call trace: [ 1332.139573][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.139669][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.139723][ T32] r4:00000000 [ 1332.139769][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.139833][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.139883][ T32] 1d20: c7212000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.139932][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.139973][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.140023][ T32] r5:80070013 r4:80239bb0 [ 1332.140060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.140125][ T32] r4:82ac21e4 [ 1332.140159][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.140226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1332.140262][ T32] r4:e0581dc0 [ 1332.140338][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.140415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.140452][ T32] r4:00000000 [ 1332.140485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.140565][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.140612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.140685][ T32] r5:00001000 r4:dfab3000 [ 1332.140734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.140802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.140871][ T32] r5:8502638c r4:85026000 [ 1332.140947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.141028][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1332.141150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.141230][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.141312][ T32] r4:8509f580 [ 1332.141349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.141424][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.141482][ T32] r4:00000001 [ 1332.141517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1332.141738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.142344][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.142981][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.158722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.159070][ T32] r5:8534338c r4:85343000 ** 4 printk messages dropped ** [ 1332.159538][ T32] r4:85393000 ** 5 printk messages dropped ** [ 1332.160070][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.161482][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.162309][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.162720][ T32] r4:e0581dc0 ** 8 printk messages dropped ** [ 1332.163352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.184371][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.184424][ T32] r4:00000001 [ 1332.184459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.184540][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.184591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.184640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.184698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.184761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.184801][ T32] r4:8509db40 [ 1332.184861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.184951][ T32] INFO: task kworker/0:478:4384 blocked for more than 458 seconds. [ 1332.185008][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.185049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.185085][ T32] task:kworker/0:478 state:D stack:0 pid:4384 tgid:4384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.185176][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.185250][ T32] Call trace: [ 1332.185352][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.185442][ T32] r10:8291a684 r9:eadc1d84 r8:00000002 r7:60000113 r6:eadc1d8c r5:852ca400 [ 1332.185480][ T32] r4:852ca400 [ 1332.185513][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.185588][ T32] r5:852ca400 r4:8291a680 [ 1332.185622][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.185722][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.185795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc1e08 [ 1332.185832][ T32] r4:00000000 [ 1332.185864][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.185930][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.185998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.186065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388880 [ 1332.186126][ T32] r4:00000000 [ 1332.186159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.186233][ T32] r9:83018005 r8:852ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1332.186270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.186365][ T32] r5:00001000 r4:e0545000 [ 1332.186414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.186484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.186560][ T32] r5:8534378c r4:85343400 [ 1332.186646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.186756][ T32] r7:dddced80 r6:83018000 r5:8534378c r4:85393180 [ 1332.186808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.186907][ T32] r10:61c88647 r9:852ca400 r8:853931ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.186956][ T32] r4:85393180 ** 1 printk messages dropped ** [ 1332.187094][ T32] r10:00000000 r9:85393180 r8:80287e08 r7:eadb5e60 r6:8538b280 r5:852ca400 ** 14 printk messages dropped ** [ 1332.189143][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1332.189718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 14 printk messages dropped ** [ 1332.190513][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1332.191176][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1332.191961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 ** 12 printk messages dropped ** [ 1332.192687][ T32] r5:85343b8c r4:85343800 ** 3 printk messages dropped ** [ 1332.192986][ T32] r10:61c88647 r9:852e0000 r8:8539312c r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1332.222866][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1332.223101][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.223149][ T32] 1d20: c7924000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.223270][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.223320][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.223360][ T32] r5:80070013 r4:80239bb0 [ 1332.223393][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.223482][ T32] r4:82ac21e4 [ 1332.223561][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.223636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1332.223673][ T32] r4:e0581dc0 [ 1332.223746][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.228521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.228600][ T32] r4:00000000 [ 1332.228649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.228769][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.228818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.228912][ T32] r5:00001000 r4:dfab3000 [ 1332.228961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.229042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.229134][ T32] r5:8502638c r4:85026000 [ 1332.229185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.229288][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1332.229343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.229448][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.229503][ T32] r4:8509f580 [ 1332.229565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.229666][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.229754][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.230088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1332.231375][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1332.232580][ T32] r5:8534438c r4:85344000 [ 1332.232627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1332.233316][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1332.253363][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 16 printk messages dropped ** [ 1332.262054][ T32] r5:8502638c r4:85026000 ** 9 printk messages dropped ** [ 1332.262653][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1332.263157][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.263221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.263295][ T32] task:kworker/0:481 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.263408][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.263513][ T32] Call trace: [ 1332.263633][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.278994][ T32] r10:8291a684 r9:eab51d84 r8:00000002 r7:60000013 r6:eab51d8c r5:852e3000 [ 1332.279176][ T32] r4:852e3000 [ 1332.279235][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.279371][ T32] r5:852e3000 r4:8291a680 [ 1332.279459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.279574][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.279678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1332.279738][ T32] r4:00000000 [ 1332.279782][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.279854][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.279933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.280048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388f40 [ 1332.280108][ T32] r4:00000000 [ 1332.280155][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1332.280807][ T32] r5:85344b8c r4:85344800 ** 3 printk messages dropped ** [ 1332.281132][ T32] r10:61c88647 r9:852e3000 r8:853933ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1332.282953][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.294668][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 14 printk messages dropped ** [ 1332.295737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1332.296745][ T32] r4:8509db40 ** 8 printk messages dropped ** [ 1332.297544][ T32] r10:8291a684 r9:eadd5d84 r8:00000002 r7:60000013 r6:eadd5d8c r5:852e3c00 ** 12 printk messages dropped ** [ 1332.298468][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1332.299185][ T32] r7:dddced80 r6:83018000 r5:8534478c r4:85393480 ** 12 printk messages dropped ** [ 1332.300148][ T32] r4:85388d40 ** 5 printk messages dropped ** [ 1332.301525][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 14 printk messages dropped ** [ 1332.302641][ T32] r4:00000000 [ 1332.302704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.302805][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.302855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.302946][ T32] r5:00001000 r4:dfab3000 [ 1332.302995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.303102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.303247][ T32] r5:8502638c r4:85026000 [ 1332.303301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.303402][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1332.303468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.303582][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.303640][ T32] r4:8509f580 [ 1332.303687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.329019][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.329106][ T32] r4:00000001 [ 1332.329178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.329300][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.329370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.329434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.329496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.329589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.329648][ T32] r4:8509db40 [ 1332.329710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.329785][ T32] INFO: task kworker/0:483:4395 blocked for more than 458 seconds. [ 1332.329852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.329906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.329958][ T32] task:kworker/0:483 state:D stack:0 pid:4395 tgid:4395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.330104][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.330244][ T32] Call trace: [ 1332.330347][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.330449][ T32] r10:8291a684 r9:eadd1d84 r8:00000002 r7:60000013 r6:eadd1d8c r5:852e4800 [ 1332.330499][ T32] r4:852e4800 [ 1332.330551][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.330655][ T32] r5:852e4800 r4:8291a680 [ 1332.330729][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.330834][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.330949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 ** 8 printk messages dropped ** [ 1332.331663][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.332484][ T32] r10:61c88647 r9:852e4800 r8:853935ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1332.360117][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1332.360847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1332.361945][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1332.362777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1332.367477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1332.368592][ T32] r7:dddced80 r6:83018000 r5:85344f8c r4:85393680 ** 10 printk messages dropped ** [ 1332.369086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1332.370234][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 18 printk messages dropped ** [ 1332.371295][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 12 printk messages dropped ** [ 1332.371777][ T32] r4:8509db40 ** 6 printk messages dropped ** [ 1332.372242][ T32] Call trace: ** 8 printk messages dropped ** [ 1332.372968][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.373243][ T32] r9:83018005 r8:852e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1332.373300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.373391][ T32] r5:00001000 r4:eab5b000 [ 1332.373426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.373468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.373510][ T32] r5:8534578c r4:85345400 [ 1332.373533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.373582][ T32] r7:dddced80 r6:83018000 r5:8534578c r4:85393780 [ 1332.373620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.373760][ T32] r10:61c88647 r9:852e6000 r8:853937ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.397641][ T32] r4:85393780 [ 1332.397760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.397909][ T32] r10:00000000 r9:85393780 r8:80287e08 r7:eadd1e60 r6:85393800 r5:852e6000 [ 1332.397965][ T32] r4:00000001 [ 1332.398030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.398124][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) [ 1332.398196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.398267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.398338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.398413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.398471][ T32] r4:853a02c0 [ 1332.399296][ T32] INFO: task kworker/0:485:4399 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.399391][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.399550][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.399662][ T32] Call trace: [ 1332.399876][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.399993][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.400185][ T32] r4:00000000 [ 1332.400222][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.400385][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.400514][ T32] 1d20: c835b000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.400571][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.400612][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.400654][ T32] r5:80070013 r4:80239bb0 [ 1332.400689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.400756][ T32] r4:82ac21e4 [ 1332.400814][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1332.401292][ T32] r5:00001000 r4:dfab3000 ** 9 printk messages dropped ** [ 1332.401974][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 14 printk messages dropped ** [ 1332.403022][ T32] Call trace: ** 8 printk messages dropped ** [ 1332.403633][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.425762][ T32] r9:83018005 r8:852e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 8 printk messages dropped ** [ 1332.426560][ T32] r10:61c88647 r9:852e0c00 r8:853938ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1332.428396][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1332.429376][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1332.429961][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 14 printk messages dropped ** [ 1332.430832][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 10 printk messages dropped ** [ 1332.431439][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1332.432421][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1332.433123][ T32] r5:8487578c r4:84875400 ** 7 printk messages dropped ** [ 1332.433639][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1332.455954][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.456511][ T32] 1d20: c868d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.456562][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.456603][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.456678][ T32] r5:80070013 r4:80239bb0 [ 1332.456735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.456831][ T32] r4:82ac21e4 [ 1332.456881][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.456967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1332.457015][ T32] r4:e0581dc0 [ 1332.457086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.457178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.457229][ T32] r4:00000000 [ 1332.457307][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.457416][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.457473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.457575][ T32] r5:00001000 r4:dfab3000 [ 1332.457627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.457711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.457802][ T32] r5:8502638c r4:85026000 [ 1332.457855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.457957][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1332.458011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.458128][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.458179][ T32] r4:8509f580 [ 1332.458227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.458338][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.458388][ T32] r4:00000001 [ 1332.458435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.458511][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.458574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.458639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.458700][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.458765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.458844][ T32] r4:8509db40 [ 1332.458904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.458989][ T32] INFO: task kworker/1:153:4405 blocked for more than 458 seconds. [ 1332.459075][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.459139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1332.459412][ T32] Call trace: ** 9 printk messages dropped ** [ 1332.460283][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1332.461113][ T32] r5:8534738c r4:85347000 ** 3 printk messages dropped ** [ 1332.461443][ T32] r10:61c88647 r9:852cbc00 r8:8538b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1332.463201][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 13 printk messages dropped ** [ 1332.485066][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1332.485685][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 17 printk messages dropped ** [ 1332.486428][ T32] r4:852cec00 ** 4 printk messages dropped ** [ 1332.486626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf5e08 [ 1332.486678][ T32] r4:00000000 [ 1332.486719][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.486759][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.486796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.486837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0640 [ 1332.486859][ T32] r4:00000000 [ 1332.486877][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.486919][ T32] r9:83018005 r8:852cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1332.486940][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.487007][ T32] r5:00001000 r4:eabb5000 [ 1332.487032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.487098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.487163][ T32] r5:85345b8c r4:85345800 [ 1332.487186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.487286][ T32] r7:dddced80 r6:83018000 r5:85345b8c r4:85393980 [ 1332.487321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.487372][ T32] r10:61c88647 r9:852cec00 r8:853939ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.487405][ T32] r4:85393980 [ 1332.487430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1332.487497][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1332.488245][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.489072][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1332.489260][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1332.489589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.489634][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.489655][ T32] r4:8509f580 [ 1332.489696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.489749][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.489772][ T32] r4:00000001 [ 1332.489791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.489827][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.489872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.489912][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.489963][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.489996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.490045][ T32] r4:8509db40 [ 1332.490081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.490108][ T32] INFO: task kworker/0:488:4409 blocked for more than 458 seconds. [ 1332.490136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.490160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.490181][ T32] task:kworker/0:488 state:D stack:0 pid:4409 tgid:4409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.490225][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.490289][ T32] Call trace: [ 1332.490332][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.490380][ T32] r10:8291a684 r9:eadfdd84 r8:00000002 r7:60000113 r6:eadfdd8c r5:852a8000 [ 1332.490404][ T32] r4:852a8000 [ 1332.490446][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.490493][ T32] r5:852a8000 r4:8291a680 [ 1332.490522][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.490563][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.490614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 [ 1332.490639][ T32] r4:00000000 [ 1332.490679][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1332.491084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.491224][ T32] r7:dddced80 r6:83018000 r5:8534678c r4:85393a80 ** 5 printk messages dropped ** [ 1332.491441][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.491633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.492127][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.492495][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 13 printk messages dropped ** [ 1332.493004][ T32] r5:00001000 r4:dfab3000 ** 9 printk messages dropped ** [ 1332.493402][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 12 printk messages dropped ** [ 1332.519381][ T32] task:kworker/0:489 state:D stack:0 pid:4410 tgid:4410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.519471][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.519540][ T32] Call trace: [ 1332.519604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.519675][ T32] r10:8291a684 r9:eae01d84 r8:00000002 r7:60000113 r6:eae01d8c r5:852a8c00 [ 1332.519700][ T32] r4:852a8c00 [ 1332.519724][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.519768][ T32] r5:852a8c00 r4:8291a680 [ 1332.519831][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.519886][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.519945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 [ 1332.519975][ T32] r4:00000000 [ 1332.519997][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1332.520155][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.520501][ T32] r5:8534638c r4:85346000 [ 1332.520522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1332.520791][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.521063][ T32] r4:853a0900 ** 2 printk messages dropped ** [ 1332.521661][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.521936][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.522143][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 9 printk messages dropped ** [ 1332.522541][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1332.523144][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1332.523518][ T32] INFO: task kworker/0:490:4412 blocked for more than 459 seconds. ** 4 printk messages dropped ** [ 1332.523711][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.536988][ T32] r5:852aa400 r4:8291a680 ** 6 printk messages dropped ** [ 1332.537434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.537942][ T32] r5:8534c78c r4:8534c400 ** 3 printk messages dropped ** [ 1332.538224][ T32] r10:61c88647 r9:852aa400 r8:85393b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.538692][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1332.538818][ T32] r4:853a0800 [ 1332.539391][ T32] INFO: task kworker/0:490:4412 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.539439][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.539510][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.539615][ T32] Call trace: [ 1332.539680][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.539778][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.539811][ T32] r4:00000000 [ 1332.539835][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.539876][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.539904][ T32] 1d20: c9428000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.539932][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.539980][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.540006][ T32] r5:80070013 r4:80239bb0 [ 1332.540058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.540140][ T32] r4:82ac21e4 [ 1332.540186][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.540267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1332.540333][ T32] r4:e0581dc0 [ 1332.540388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.540484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.540533][ T32] r4:00000000 [ 1332.540586][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.540676][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.540722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.540800][ T32] r5:00001000 r4:dfab3000 [ 1332.540840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.540927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.541016][ T32] r5:8502638c r4:85026000 [ 1332.541060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.541153][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1332.541206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.541309][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.541345][ T32] r4:8509f580 [ 1332.541394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.541496][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.541552][ T32] r4:00000001 [ 1332.541596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.541680][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.541749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.541819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.541878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.541950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.542001][ T32] r4:8509db40 [ 1332.542041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.542115][ T32] INFO: task kworker/0:491:4414 blocked for more than 459 seconds. [ 1332.542185][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.542243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.542289][ T32] task:kworker/0:491 state:D stack:0 pid:4414 tgid:4414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.542381][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.542453][ T32] Call trace: [ 1332.542491][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.542603][ T32] r10:8291a684 r9:eae11d84 r8:00000002 r7:60000013 r6:eae11d8c r5:852a9800 [ 1332.542650][ T32] r4:852a9800 [ 1332.542679][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.542731][ T32] r5:852a9800 r4:8291a680 [ 1332.542753][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.542834][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.542916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 [ 1332.542944][ T32] r4:00000000 [ 1332.542966][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.543002][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.543066][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.543155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0ac0 [ 1332.543201][ T32] r4:00000000 [ 1332.543252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.543306][ T32] r9:83018005 r8:852a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1332.543352][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.543410][ T32] r5:00001000 r4:eabfb000 [ 1332.543455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.543501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.543548][ T32] r5:85346b8c r4:85346800 [ 1332.543571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.543618][ T32] r7:dddced80 r6:83018000 r5:85346b8c r4:85393b80 [ 1332.543639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.543755][ T32] r10:61c88647 r9:852a9800 r8:85393bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.564396][ T32] r4:85393b80 [ 1332.564489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.564585][ T32] r10:00000000 r9:85393b80 r8:80287e08 r7:eae09e60 r6:8538b700 r5:852a9800 [ 1332.564635][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.564726][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) ** 6 printk messages dropped ** [ 1332.565412][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.565838][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 11 printk messages dropped ** [ 1332.566241][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 12 printk messages dropped ** [ 1332.566770][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.567002][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1332.567144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1332.567429][ T32] r4:852ab000 ** 3 printk messages dropped ** [ 1332.567555][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.567705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.567768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0c00 [ 1332.567794][ T32] r4:00000000 [ 1332.567815][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.567859][ T32] r9:83018005 r8:852ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1332.567880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.567920][ T32] r5:00001000 r4:eac09000 [ 1332.567960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.568004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.568073][ T32] r5:85346f8c r4:85346c00 [ 1332.568126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.568183][ T32] r7:dddced80 r6:83018000 r5:85346f8c r4:85393c00 [ 1332.568206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.568274][ T32] r10:61c88647 r9:852ab000 r8:85393c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.568358][ T32] r4:85393c00 [ 1332.568385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.568431][ T32] r10:00000000 r9:85393c00 r8:80287e08 r7:eae09e60 r6:8538b780 r5:852ab000 [ 1332.568474][ T32] r4:00000001 [ 1332.568498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.568535][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) [ 1332.568567][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.568606][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.568644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.568700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.568724][ T32] r4:853a0d80 [ 1332.568972][ T32] INFO: task kworker/0:492:4416 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.569005][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.569059][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.569101][ T32] Call trace: [ 1332.569140][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.569212][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.569239][ T32] r4:00000000 [ 1332.569286][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.569334][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.569394][ T32] 1d20: c96f7000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.569457][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.569512][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.569539][ T32] r5:80070013 r4:80239bb0 [ 1332.569595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.569638][ T32] r4:82ac21e4 [ 1332.569685][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1332.569791][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.570195][ T32] r5:8502638c r4:85026000 ** 5 printk messages dropped ** [ 1332.570390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1332.570524][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1332.570826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1332.571052][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.571252][ T32] r5:852abc00 r4:8291a680 ** 3 printk messages dropped ** [ 1332.571371][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.571456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1332.571692][ T32] r5:00001000 r4:eac23000 ** 2 printk messages dropped ** [ 1332.571788][ T32] r5:8534778c r4:85347400 [ 1332.571808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.571933][ T32] r10:61c88647 r9:852abc00 r8:85393cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1332.572243][ T32] r4:853a0c40 ** 5 printk messages dropped ** [ 1332.572794][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1332.573032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1332.573295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1332.573604][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1332.599317][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.599344][ T32] r4:00000001 [ 1332.599366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.599408][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.599440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.599469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.599497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.599527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.599557][ T32] r4:8509db40 [ 1332.599581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.599615][ T32] INFO: task kworker/0:494:4421 blocked for more than 459 seconds. [ 1332.599650][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.599677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.599701][ T32] task:kworker/0:494 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.599871][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.599927][ T32] Call trace: [ 1332.599959][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.600012][ T32] r10:8291a684 r9:eae29d84 r8:00000002 r7:60000013 r6:eae29d8c r5:852ad400 [ 1332.600036][ T32] r4:852ad400 [ 1332.600056][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.600098][ T32] r5:852ad400 r4:8291a680 [ 1332.600118][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.600157][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.600199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08 [ 1332.600222][ T32] r4:00000000 [ 1332.600241][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.600288][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.600397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.600444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0e00 [ 1332.600468][ T32] r4:00000000 [ 1332.600488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.600534][ T32] r9:83018005 r8:852ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1332.600564][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.600607][ T32] r5:00001000 r4:eac33000 [ 1332.600627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.600666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.600707][ T32] r5:85347b8c r4:85347800 [ 1332.600728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.600790][ T32] r7:dddced80 r6:83018000 r5:85347b8c r4:85393d80 [ 1332.600816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.600885][ T32] r10:61c88647 r9:852ad400 r8:85393dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.600913][ T32] r4:85393d80 [ 1332.600933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.600980][ T32] r10:00000000 r9:85393d80 r8:80287e08 r7:eae09e60 r6:8538b880 r5:852ad400 [ 1332.601004][ T32] r4:00000001 [ 1332.601023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.601060][ T32] Exception stack(0xeae29fb0 to 0xeae29ff8) [ 1332.601087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.601115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.601143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.601171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.601193][ T32] r4:853a0e80 [ 1332.601644][ T32] INFO: task kworker/0:494:4421 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.601703][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.601792][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.601839][ T32] Call trace: [ 1332.601895][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1332.602247][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 10 printk messages dropped ** [ 1332.602929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1332.614472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1332.614774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.615131][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.615737][ T32] r4:852ae000 ** 5 printk messages dropped ** [ 1332.616082][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.616337][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1332.616714][ T32] r5:84b8fb8c r4:84b8f800 ** 3 printk messages dropped ** [ 1332.616969][ T32] r10:61c88647 r9:852ae000 r8:8538b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.617022][ T32] r4:8538b900 [ 1332.617066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.617171][ T32] r10:00000000 r9:8538b900 r8:80287e08 r7:eade5e60 r6:8538b980 r5:852ae000 [ 1332.617221][ T32] r4:00000001 [ 1332.617265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.617354][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1332.617417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.617499][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.617566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.617637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.617707][ T32] r4:853b4080 [ 1332.618390][ T32] INFO: task kworker/1:154:4422 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.618471][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.618645][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.618697][ T32] Call trace: [ 1332.618730][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.618804][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.618837][ T32] r4:00000000 [ 1332.618874][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.618962][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.619006][ T32] 1d20: c9dfc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.619051][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.619082][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.619110][ T32] r5:80070013 r4:80239bb0 [ 1332.619156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.619218][ T32] r4:82ac21e4 [ 1332.619246][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.619295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1332.619327][ T32] r4:e0581dc0 [ 1332.619374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.619423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.619449][ T32] r4:00000000 [ 1332.619470][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.619515][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.619537][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.619586][ T32] r5:00001000 r4:dfab3000 [ 1332.619627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.619671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.619826][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1332.619982][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1332.620188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.620469][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.620912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadede08 ** 9 printk messages dropped ** [ 1332.621302][ T32] r5:00001000 r4:eac43000 ** 2 printk messages dropped ** [ 1332.621436][ T32] r5:85347f8c r4:85347c00 [ 1332.621457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1332.621697][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.621909][ T32] r4:85392700 ** 4 printk messages dropped ** [ 1332.622370][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1332.622724][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.622960][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.623076][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.623464][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1332.623559][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.654348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.654759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1332.655077][ T32] r10:8291a684 r9:eae35d84 r8:00000002 r7:60000013 r6:eae35d8c r5:852e1800 [ 1332.655104][ T32] r4:852e1800 [ 1332.655126][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.655174][ T32] r5:852e1800 r4:8291a680 [ 1332.655197][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.655238][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.655309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 [ 1332.655338][ T32] r4:00000000 [ 1332.655360][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.655398][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.655438][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.655484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a04c0 [ 1332.655508][ T32] r4:00000000 [ 1332.655529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.655586][ T32] r9:83018005 r8:852e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1332.655635][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.655682][ T32] r5:00001000 r4:eac4b000 [ 1332.655703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.655742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.655784][ T32] r5:8534c38c r4:8534c000 [ 1332.655805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.655851][ T32] r7:dddced80 r6:83018000 r5:8534c38c r4:85393f00 [ 1332.655872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.655918][ T32] r10:61c88647 r9:852e1800 r8:85393f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.655940][ T32] r4:85393f00 [ 1332.655961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.656005][ T32] r10:00000000 r9:85393f00 r8:80287e08 r7:eae09e60 r6:85393f80 r5:852e1800 [ 1332.656049][ T32] r4:00000001 [ 1332.656073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.656112][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 1332.656139][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.656192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.656245][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.656277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.656328][ T32] r4:85333600 [ 1332.656805][ T32] INFO: task kworker/0:496:4426 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.656846][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.656998][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.657048][ T32] Call trace: [ 1332.657096][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.657147][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.657193][ T32] r4:00000000 [ 1332.657218][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.657259][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.657287][ T32] 1d20: ca5e3000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.657338][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.657368][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.657414][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1332.657506][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1332.657642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.657928][ T32] r5:8502638c r4:85026000 ** 3 printk messages dropped ** [ 1332.658105][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1332.658538][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1332.658659][ T32] task:kworker/0:497 state:D stack:0 pid:4430 tgid:4430 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.658986][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.659483][ T32] r5:00001000 r4:eac6d000 ** 2 printk messages dropped ** [ 1332.659591][ T32] r5:8534cb8c r4:8534c800 ** 1 printk messages dropped ** [ 1332.659656][ T32] r7:dddced80 r6:83018000 r5:8534cb8c r4:85393d00 ** 4 printk messages dropped ** [ 1332.659991][ T32] r10:00000000 r9:85393d00 r8:80287e08 r7:eae09e60 r6:8538ba00 r5:852aec00 ** 5 printk messages dropped ** [ 1332.660150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.660893][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 12 printk messages dropped ** [ 1332.661596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 1332.662619][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1332.662779][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1332.662930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.662953][ T32] INFO: task kworker/0:498:4431 blocked for more than 459 seconds. [ 1332.662979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.663002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.663058][ T32] task:kworker/0:498 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.663108][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.663177][ T32] Call trace: [ 1332.663211][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.663261][ T32] r10:8291a684 r9:eae4dd84 r8:00000002 r7:60000113 r6:eae4dd8c r5:852ce000 [ 1332.663284][ T32] r4:852ce000 [ 1332.663304][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.663345][ T32] r5:852ce000 r4:8291a680 [ 1332.663364][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.663475][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.663521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 [ 1332.663593][ T32] r4:00000000 [ 1332.663618][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.663661][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.663698][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.689413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b77c0 [ 1332.689493][ T32] r4:00000000 [ 1332.689536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.689627][ T32] r9:83018005 r8:852ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1332.689656][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.689719][ T32] r5:00001000 r4:eae6d000 [ 1332.689747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.689836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.689930][ T32] r5:8534df8c r4:8534dc00 [ 1332.689976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.690067][ T32] r7:dddced80 r6:83018000 r5:8534df8c r4:853ba000 [ 1332.690120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.690213][ T32] r10:61c88647 r9:852ce000 r8:853ba02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.690265][ T32] r4:853ba000 [ 1332.690303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.690356][ T32] r10:00000000 r9:853ba000 r8:80287e08 r7:eae45e60 r6:8538ba80 r5:852ce000 [ 1332.690393][ T32] r4:00000001 [ 1332.690419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.690459][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 1332.690525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.690570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.690599][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.690629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1332.691821][ T32] 1d20: ca74d000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 14 printk messages dropped ** [ 1332.692353][ T32] r5:00001000 r4:dfab3000 ** 9 printk messages dropped ** [ 1332.692801][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 16 printk messages dropped ** [ 1332.705865][ T32] r10:8291a684 r9:eae55d84 r8:00000002 r7:60000113 r6:eae55d8c r5:852f0000 ** 11 printk messages dropped ** [ 1332.706357][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.706813][ T32] r5:8534cf8c r4:8534cc00 ** 3 printk messages dropped ** [ 1332.707005][ T32] r10:61c88647 r9:852f0000 r8:853ba0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1332.708506][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.709159][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.709425][ T32] r4:e0581dc0 [ 1332.709476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.709529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.709561][ T32] r4:00000000 [ 1332.709595][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.709667][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.709695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.709775][ T32] r5:00001000 r4:dfab3000 [ 1332.709820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.709910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.709983][ T32] r5:8502638c r4:85026000 [ 1332.710006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.710059][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1332.710107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.710174][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.710220][ T32] r4:8509f580 [ 1332.710248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.710334][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.710361][ T32] r4:00000001 [ 1332.710399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.710480][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.710534][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.710610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.710691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.710754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.710801][ T32] r4:8509db40 [ 1332.710865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.710930][ T32] INFO: task kworker/0:500:4434 blocked for more than 459 seconds. [ 1332.710994][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.711048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.711093][ T32] task:kworker/0:500 state:D stack:0 pid:4434 tgid:4434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.711173][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.711220][ T32] Call trace: [ 1332.711253][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.711321][ T32] r10:8291a684 r9:eae59d84 r8:00000002 r7:60000113 r6:eae59d8c r5:852f0c00 [ 1332.711353][ T32] r4:852f0c00 [ 1332.711399][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.711459][ T32] r5:852f0c00 r4:8291a680 [ 1332.711533][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.711586][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.711632][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 [ 1332.711654][ T32] r4:00000000 [ 1332.711676][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.711715][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.711776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.711844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7440 [ 1332.711897][ T32] r4:00000000 [ 1332.711937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.711988][ T32] r9:83018005 r8:852f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1332.712014][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.712232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.712334][ T32] r5:8534d38c r4:8534d000 [ 1332.712378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.712616][ T32] r10:61c88647 r9:852f0c00 r8:853ba12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.713119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.737021][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.737334][ T32] r4:00000000 [ 1332.737364][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.737412][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.737442][ T32] 1d20: cadf5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.737473][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.737549][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.737583][ T32] r5:80070013 r4:80239bb0 [ 1332.737626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.737675][ T32] r4:82ac21e4 [ 1332.737697][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.737743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1332.737796][ T32] r4:e0581dc0 [ 1332.737823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.737866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.737889][ T32] r4:00000000 [ 1332.737909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.737973][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.738008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.738055][ T32] r5:00001000 r4:dfab3000 [ 1332.738076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.738117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.738173][ T32] r5:8502638c r4:85026000 [ 1332.738226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.738281][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1332.738309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.738359][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.738383][ T32] r4:8509f580 [ 1332.738430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.738483][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.738537][ T32] r4:00000001 [ 1332.738571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.738611][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.738638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.738669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.738697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.738725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.738776][ T32] r4:8509db40 [ 1332.738807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.738839][ T32] INFO: task kworker/0:501:4436 blocked for more than 459 seconds. [ 1332.738876][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.738935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.739048][ T32] task:kworker/0:501 state:D stack:0 pid:4436 tgid:4436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.739105][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.739186][ T32] Call trace: [ 1332.739220][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.739269][ T32] r10:8291a684 r9:eae61d84 r8:00000002 r7:60000013 r6:eae61d8c r5:852f2400 [ 1332.739310][ T32] r4:852f2400 [ 1332.739363][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.739413][ T32] r5:852f2400 r4:8291a680 [ 1332.739434][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.739476][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.739520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 1332.739566][ T32] r4:00000000 [ 1332.739595][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.739632][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.739668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.739710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7540 [ 1332.739738][ T32] r4:00000000 [ 1332.739760][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.739803][ T32] r9:83018005 r8:852f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1332.739828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.739868][ T32] r5:00001000 r4:eac9d000 [ 1332.739896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.739972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.740022][ T32] r5:8534d78c r4:8534d400 [ 1332.740043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.740092][ T32] r7:dddced80 r6:83018000 r5:8534d78c r4:853ba180 ** 2 printk messages dropped ** [ 1332.740211][ T32] r4:853ba180 ** 7 printk messages dropped ** [ 1332.740498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.741382][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1332.741687][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1332.742034][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.742316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.742693][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1332.743026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1332.743465][ T32] r10:8291a684 r9:eae71d84 r8:00000002 r7:60000113 r6:eae71d8c r5:852f1800 ** 7 printk messages dropped ** [ 1332.743708][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1332.758739][ T32] r5:00001000 r4:eae67000 ** 2 printk messages dropped ** [ 1332.758886][ T32] r5:8534db8c r4:8534d800 ** 1 printk messages dropped ** [ 1332.758961][ T32] r7:dddced80 r6:83018000 r5:8534db8c r4:853ba200 ** 2 printk messages dropped ** [ 1332.759078][ T32] r4:853ba200 ** 2 printk messages dropped ** [ 1332.759205][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1332.759333][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.759469][ T32] r4:853b7700 ** 2 printk messages dropped ** [ 1332.760067][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.760244][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1332.760355][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1332.760440][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1332.760523][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1332.760622][ T32] r4:e0581dc0 ** 3 printk messages dropped ** [ 1332.760724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1332.760828][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1332.761058][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 2 printk messages dropped ** [ 1332.761153][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1332.761247][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1332.761322][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1332.761405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1332.761476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.761504][ T32] INFO: task kworker/0:503:4441 blocked for more than 459 seconds. [ 1332.761537][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.761567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.761615][ T32] task:kworker/0:503 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.761665][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.761707][ T32] Call trace: [ 1332.761772][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.761823][ T32] r10:8291a684 r9:eae7dd84 r8:00000002 r7:60000113 r6:eae7dd8c r5:852f4800 [ 1332.761845][ T32] r4:852f4800 [ 1332.761865][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.761908][ T32] r5:852f4800 r4:8291a680 [ 1332.761928][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.761965][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.762006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae7de08 [ 1332.762028][ T32] r4:00000000 [ 1332.762047][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.762079][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.762143][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.762188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7ac0 [ 1332.762255][ T32] r4:00000000 [ 1332.762355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.762408][ T32] r9:83018005 r8:852f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1332.762432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.762472][ T32] r5:00001000 r4:eae85000 [ 1332.762492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.762531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.762578][ T32] r5:8534e78c r4:8534e400 [ 1332.762600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.762673][ T32] r7:dddced80 r6:83018000 r5:8534e78c r4:853ba280 [ 1332.762706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.762757][ T32] r10:61c88647 r9:852f4800 r8:853ba2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.762780][ T32] r4:853ba280 [ 1332.762801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.762845][ T32] r10:00000000 r9:853ba280 r8:80287e08 r7:eae4de60 r6:8538bd00 r5:852f4800 [ 1332.762867][ T32] r4:00000001 [ 1332.762887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.762920][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.762946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.762973][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.762999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.763029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.763051][ T32] r4:853b7840 [ 1332.763296][ T32] INFO: task kworker/0:503:4441 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 4 printk messages dropped ** [ 1332.763594][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 12 printk messages dropped ** [ 1332.781866][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1332.782937][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 13 printk messages dropped ** [ 1332.790032][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1332.790515][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.790930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.791131][ T32] r7:dddced80 r6:83018000 r5:8534e38c r4:853ba300 ** 2 printk messages dropped ** [ 1332.791229][ T32] r4:853ba300 [ 1332.791263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.791318][ T32] r10:00000000 r9:853ba300 r8:80287e08 r7:eae7de60 r6:8538bd80 r5:852f5400 [ 1332.791369][ T32] r4:00000001 [ 1332.791393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.791436][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.791466][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.791494][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.791526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.791562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.791585][ T32] r4:853b7800 [ 1332.792019][ T32] INFO: task kworker/0:504:4442 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.792084][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.792181][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.792257][ T32] Call trace: [ 1332.792290][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.792389][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.792448][ T32] r4:00000000 [ 1332.792472][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.792513][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1332.792896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1332.793375][ T32] r5:8502638c r4:85026000 ** 5 printk messages dropped ** [ 1332.793649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1332.807444][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1332.807909][ T32] INFO: task kworker/0:505:4445 blocked for more than 459 seconds. [ 1332.807971][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.808019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.808095][ T32] task:kworker/0:505 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.808218][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.808440][ T32] Call trace: [ 1332.808555][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.808696][ T32] r10:8291a684 r9:eae9dd84 r8:00000002 r7:60000113 r6:eae9dd8c r5:852f3c00 [ 1332.808754][ T32] r4:852f3c00 [ 1332.808796][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.808921][ T32] r5:852f3c00 r4:8291a680 [ 1332.808971][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.809047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.809128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 [ 1332.809173][ T32] r4:00000000 [ 1332.809235][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.809346][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.809494][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.809627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7b80 [ 1332.809680][ T32] r4:00000000 [ 1332.809725][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.809825][ T32] r9:83018005 r8:852f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1332.809872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.809992][ T32] r5:00001000 r4:eae9f000 [ 1332.810070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.810155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.810253][ T32] r5:8534eb8c r4:8534e800 [ 1332.810297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.810350][ T32] r7:dddced80 r6:83018000 r5:8534eb8c r4:853ba380 [ 1332.810425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.810487][ T32] r10:61c88647 r9:852f3c00 r8:853ba3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.810516][ T32] r4:853ba380 [ 1332.810569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.810640][ T32] r10:00000000 r9:853ba380 r8:80287e08 r7:eae7de60 r6:8538be00 r5:852f3c00 ** 5 printk messages dropped ** [ 1332.810880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1332.811981][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 13 printk messages dropped ** [ 1332.812698][ T32] r5:00001000 r4:dfab3000 ** 9 printk messages dropped ** [ 1332.813204][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 13 printk messages dropped ** [ 1332.837183][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1332.837636][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.837928][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1332.838148][ T32] r5:8534ef8c r4:8534ec00 [ 1332.838188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.838270][ T32] r7:dddced80 r6:83018000 r5:8534ef8c r4:853ba400 [ 1332.838296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.838347][ T32] r10:61c88647 r9:852f6c00 r8:853ba42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.838369][ T32] r4:853ba400 [ 1332.838390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.838436][ T32] r10:00000000 r9:853ba400 r8:80287e08 r7:eae9de60 r6:8538be80 r5:852f6c00 [ 1332.838458][ T32] r4:00000001 [ 1332.838478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.838520][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 1332.838556][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.838588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.838621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.838652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.838674][ T32] r4:853b7bc0 [ 1332.839114][ T32] INFO: task kworker/0:506:4448 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.839150][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.839236][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.839310][ T32] Call trace: [ 1332.839346][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1332.839811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 15 printk messages dropped ** [ 1332.840475][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1332.840655][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 10 printk messages dropped ** [ 1332.841116][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1332.841715][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.842085][ T32] r5:8534f38c r4:8534f000 ** 4 printk messages dropped ** [ 1332.842279][ T32] r4:853ba480 ** 7 printk messages dropped ** [ 1332.842521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1332.843341][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 16 printk messages dropped ** [ 1332.855836][ T32] r5:8502638c r4:85026000 ** 7 printk messages dropped ** [ 1332.856083][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1332.856477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1332.857124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1332.857755][ T32] r5:8534f78c r4:8534f400 ** 1 printk messages dropped ** [ 1332.857851][ T32] r7:dddced80 r6:83018000 r5:8534f78c r4:853ba500 ** 4 printk messages dropped ** [ 1332.858067][ T32] r10:00000000 r9:853ba500 r8:80287e08 r7:eaec1e60 r6:8538bf80 r5:852f3000 [ 1332.858119][ T32] r4:00000001 [ 1332.858254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.858300][ T32] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 1332.858332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.858382][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.858413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.858443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.858468][ T32] r4:853b7e80 [ 1332.858909][ T32] INFO: task kworker/0:508:4451 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.858946][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.859005][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.859082][ T32] Call trace: [ 1332.859125][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.859179][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.859203][ T32] r4:00000000 [ 1332.859223][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.859296][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.859333][ T32] 1d20: cbc86000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.859363][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.859389][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.859413][ T32] r5:80070013 r4:80239bb0 [ 1332.859434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.859531][ T32] r4:82ac21e4 [ 1332.859619][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.859670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1332.859695][ T32] r4:e0581dc0 [ 1332.859747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.859903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.859930][ T32] r4:00000000 [ 1332.859951][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.859997][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.860019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.860059][ T32] r5:00001000 r4:dfab3000 [ 1332.860078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.860640][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 13 printk messages dropped ** [ 1332.861249][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1332.861797][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1332.862330][ T32] r5:8534ff8c r4:8534fc00 ** 1 printk messages dropped ** [ 1332.862426][ T32] r7:dddced80 r6:83018000 r5:8534ff8c r4:853ba580 ** 10 printk messages dropped ** [ 1332.863206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1332.887977][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 10 printk messages dropped ** [ 1332.888393][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 16 printk messages dropped ** [ 1332.889082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1332.889809][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1332.890303][ T32] r5:8536d38c r4:8536d000 ** 3 printk messages dropped ** [ 1332.890464][ T32] r10:61c88647 r9:852b0000 r8:853d40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1332.891345][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1332.892039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1332.892062][ T32] r4:e0581dc0 [ 1332.892081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.892123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.892173][ T32] r4:00000000 [ 1332.892197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.892244][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.892295][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.892496][ T32] r5:00001000 r4:dfab3000 [ 1332.892523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.892569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.892647][ T32] r5:8502638c r4:85026000 [ 1332.892700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.892752][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1332.892823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.892906][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.892949][ T32] r4:8509f580 [ 1332.892985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.893064][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1332.893091][ T32] r4:00000001 [ 1332.893112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.893148][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1332.893173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.893201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.893229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.893258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.893280][ T32] r4:8509db40 [ 1332.893299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.893323][ T32] INFO: task kworker/0:510:4457 blocked for more than 459 seconds. [ 1332.893370][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.893398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.893502][ T32] task:kworker/0:510 state:D stack:0 pid:4457 tgid:4457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.893563][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.893607][ T32] Call trace: [ 1332.893638][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.893706][ T32] r10:8291a684 r9:eaee9d84 r8:00000002 r7:60000113 r6:eaee9d8c r5:852b0c00 [ 1332.893735][ T32] r4:852b0c00 [ 1332.893845][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.910947][ T32] r5:852b0c00 r4:8291a680 [ 1332.910994][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.911058][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.911103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1332.911169][ T32] r4:00000000 [ 1332.911194][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.911233][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.911301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.911376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc240 [ 1332.911404][ T32] r4:00000000 [ 1332.911425][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1332.911779][ T32] r5:8534fb8c r4:8534f800 ** 3 printk messages dropped ** [ 1332.912019][ T32] r10:61c88647 r9:852b0c00 r8:853ba62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.912504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1332.913475][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 12 printk messages dropped ** [ 1332.931572][ T32] r5:00001000 r4:dfab3000 ** 9 printk messages dropped ** [ 1332.932628][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1332.933628][ T32] INFO: task kworker/0:511:4459 blocked for more than 459 seconds. ** 13 printk messages dropped ** [ 1332.961005][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1332.961733][ T32] r5:00001000 r4:eaef7000 ** 2 printk messages dropped ** [ 1332.962025][ T32] r5:8535438c r4:85354000 [ 1332.962075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.962202][ T32] r7:dddced80 r6:83018000 r5:8535438c r4:853ba680 [ 1332.962265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.962389][ T32] r10:61c88647 r9:852b1800 r8:853ba6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.962441][ T32] r4:853ba680 [ 1332.962488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.962590][ T32] r10:00000000 r9:853ba680 r8:80287e08 r7:eaed9e60 r6:853d4200 r5:852b1800 [ 1332.962673][ T32] r4:00000001 [ 1332.962729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.962816][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1332.962900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.962969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.963030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.963091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.963142][ T32] r4:853cc180 [ 1332.975311][ T32] INFO: task kworker/0:511:4459 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1332.975551][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.975713][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.975845][ T32] Call trace: [ 1332.975953][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.976276][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1332.976370][ T32] r4:00000000 [ 1332.976416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.976509][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1332.976576][ T32] 1d20: cc8de000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1332.976638][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1332.976692][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1332.976883][ T32] r5:80070013 r4:80239bb0 [ 1332.976939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.977025][ T32] r4:82ac21e4 [ 1332.977208][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.977339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1332.977530][ T32] r4:e0581dc0 [ 1332.977595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.977691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1332.977739][ T32] r4:00000000 [ 1332.977905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.978014][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.978073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.978170][ T32] r5:00001000 r4:dfab3000 [ 1332.978224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.978345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.978452][ T32] r5:8502638c r4:85026000 [ 1332.978526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.978639][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1332.978810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.980275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1332.981262][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.982423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 ** 9 printk messages dropped ** [ 1332.983171][ T32] r5:00001000 r4:dfa01000 ** 1 printk messages dropped ** [ 1332.983308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.015281][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.016259][ T32] r4:853cc480 ** 5 printk messages dropped ** [ 1333.018574][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1333.019755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1333.021523][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1333.022736][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1333.023657][ T32] INFO: task kworker/0:513:4463 blocked for more than 459 seconds. ** 8 printk messages dropped ** [ 1333.055080][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1333.055621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc940 ** 6 printk messages dropped ** [ 1333.055937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.056183][ T32] r4:853ba780 ** 4 printk messages dropped ** [ 1333.056399][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) ** 4 printk messages dropped ** [ 1333.056695][ T32] r4:853cc480 ** 3 printk messages dropped ** [ 1333.057370][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.057678][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 12 printk messages dropped ** [ 1333.058346][ T32] r5:00001000 r4:dfab3000 ** 7 printk messages dropped ** [ 1333.058680][ T32] r4:8509f580 [ 1333.058762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.058812][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.058862][ T32] r4:00000001 [ 1333.058886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.058923][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.059013][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.059106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.059136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.059191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.059233][ T32] r4:8509db40 [ 1333.059264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.059299][ T32] INFO: task kworker/0:514:4464 blocked for more than 459 seconds. [ 1333.059327][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.059352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.059373][ T32] task:kworker/0:514 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.059455][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.059497][ T32] Call trace: [ 1333.059558][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.059610][ T32] r10:8291a684 r9:eaf0dd84 r8:00000002 r7:60000013 r6:eaf0dd8c r5:852b2400 [ 1333.059633][ T32] r4:852b2400 [ 1333.059685][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.059735][ T32] r5:852b2400 r4:8291a680 [ 1333.059756][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.059799][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.059844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 [ 1333.059866][ T32] r4:00000000 [ 1333.059886][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.059935][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.060003][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.060066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc780 [ 1333.060094][ T32] r4:00000000 [ 1333.060147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.060196][ T32] r9:83018005 r8:852b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1333.060220][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.060261][ T32] r5:00001000 r4:dfa8f000 [ 1333.060395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.060444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.060520][ T32] r5:85354b8c r4:85354800 [ 1333.060545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.060591][ T32] r7:dddced80 r6:83018000 r5:85354b8c r4:853ba800 [ 1333.060614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.060660][ T32] r10:61c88647 r9:852b2400 r8:853ba82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.060682][ T32] r4:853ba800 [ 1333.060702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.060745][ T32] r10:00000000 r9:853ba800 r8:80287e08 r7:eaf09e60 r6:853d4380 r5:852b2400 [ 1333.060767][ T32] r4:00000001 [ 1333.060786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.060880][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1333.060969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.061001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.061034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.061073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.061095][ T32] r4:853cc480 [ 1333.061455][ T32] INFO: task kworker/0:514:4464 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.061493][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.061692][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.061740][ T32] Call trace: [ 1333.061770][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.061819][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.061909][ T32] r4:00000000 [ 1333.061932][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.062002][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.062034][ T32] 1d20: ccc93000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.062063][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.062117][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.062145][ T32] r5:80070013 r4:80239bb0 [ 1333.062165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.062204][ T32] r4:82ac21e4 [ 1333.062259][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.062381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.062408][ T32] r4:e0581dc0 [ 1333.062429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.062471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.062493][ T32] r4:00000000 [ 1333.062530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.062581][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.062608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.062656][ T32] r5:00001000 r4:dfab3000 [ 1333.062739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.062783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.063085][ T32] r4:8509f580 [ 1333.063180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.063229][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.063252][ T32] r4:00000001 [ 1333.063270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.063311][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.063337][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.063365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.063488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.094503][ T32] r10:8291a684 r9:eaf1dd84 r8:00000002 r7:60000113 r6:eaf1dd8c r5:852b3c00 ** 14 printk messages dropped ** [ 1333.095186][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.095343][ T32] r5:85354f8c r4:85354c00 ** 7 printk messages dropped ** [ 1333.095932][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.096321][ T32] r4:853cc740 ** 6 printk messages dropped ** [ 1333.097146][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.097434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 1333.098251][ T32] r4:8509f580 ** 8 printk messages dropped ** [ 1333.098585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1333.099447][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1333.100025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.100540][ T32] r4:00000001 [ 1333.100561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.100597][ T32] Exception stack(0xeaf2dfb0 to 0xeaf2dff8) [ 1333.100623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.100652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.100678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.100707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.100730][ T32] r4:853cc800 [ 1333.100983][ T32] INFO: task kworker/0:516:4469 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.101016][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.101126][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.101175][ T32] Call trace: [ 1333.101205][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.101288][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.101394][ T32] r4:00000000 [ 1333.101417][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.101458][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.101486][ T32] 1d20: cd1d6000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.101515][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.101541][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.101564][ T32] r5:80070013 r4:80239bb0 [ 1333.101585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.101624][ T32] r4:82ac21e4 [ 1333.101644][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.101686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.101709][ T32] r4:e0581dc0 [ 1333.101728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.101768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.101791][ T32] r4:00000000 [ 1333.101889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.101938][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.101960][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.102013][ T32] r5:00001000 r4:dfab3000 [ 1333.102039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.102080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.102121][ T32] r5:8502638c r4:85026000 [ 1333.102167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.102217][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.102262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.102375][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.102402][ T32] r4:8509f580 [ 1333.102422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.102468][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.102490][ T32] r4:00000001 [ 1333.102510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.102545][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.102571][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.102601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.102657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1333.102838][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1333.103070][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1333.103315][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.103350][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.103389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cca80 [ 1333.103413][ T32] r4:00000000 [ 1333.103432][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.103475][ T32] r9:83018005 r8:852b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1333.103514][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.103560][ T32] r5:00001000 r4:e01d7000 [ 1333.103579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.103618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.103658][ T32] r5:8535578c r4:85355400 [ 1333.103678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.126283][ T32] r7:dddced80 r6:83018000 r5:8535578c r4:853ba980 [ 1333.126332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.126406][ T32] r10:61c88647 r9:852b6000 r8:853ba9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.126447][ T32] r4:853ba980 [ 1333.126474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.126524][ T32] r10:00000000 r9:853ba980 r8:80287e08 r7:eaf2de60 r6:853d4500 r5:852b6000 [ 1333.126548][ T32] r4:00000001 [ 1333.126569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.126620][ T32] Exception stack(0xeaf31fb0 to 0xeaf31ff8) ** 1 printk messages dropped ** [ 1333.126686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.127716][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.128395][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.128621][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1333.128766][ T32] r4:00000000 [ 1333.128791][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.128885][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.128917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.128972][ T32] r5:00001000 r4:dfab3000 [ 1333.128996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.129061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.129133][ T32] r5:8502638c r4:85026000 [ 1333.129157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.129205][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.129248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.129304][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.129340][ T32] r4:8509f580 [ 1333.129387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.129460][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.129488][ T32] r4:00000001 [ 1333.129530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.129592][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.129621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.129662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.129691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.129723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.129745][ T32] r4:8509db40 [ 1333.129768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.129809][ T32] INFO: task kworker/0:518:4473 blocked for more than 459 seconds. [ 1333.129844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.129869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1333.130351][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1333.130850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.130894][ T32] r5:85355b8c r4:85355800 ** 2 printk messages dropped ** [ 1333.130980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1333.131413][ T32] r4:853cce00 ** 5 printk messages dropped ** [ 1333.131955][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1333.132182][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1333.132397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 4 printk messages dropped ** [ 1333.132541][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.132750][ T32] r5:8502638c r4:85026000 ** 4 printk messages dropped ** [ 1333.132958][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1333.133038][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.133062][ T32] r4:00000001 [ 1333.133082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.133117][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.133142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.133169][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.133195][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.133225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.133277][ T32] r4:8509db40 [ 1333.133334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.133367][ T32] INFO: task kworker/0:519:4476 blocked for more than 459 seconds. [ 1333.133476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.133505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.133556][ T32] task:kworker/0:519 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.133618][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.133663][ T32] Call trace: [ 1333.156864][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.157014][ T32] r10:8291a684 r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:852b8000 [ 1333.157043][ T32] r4:852b8000 [ 1333.157090][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.157140][ T32] r5:852b8000 r4:8291a680 [ 1333.157204][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.157247][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.157296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 [ 1333.157358][ T32] r4:00000000 [ 1333.157381][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.157443][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.157511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.157559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7f40 [ 1333.157583][ T32] r4:00000000 [ 1333.157603][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.157650][ T32] r9:83018005 r8:852b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1333.157673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.157743][ T32] r5:00001000 r4:e0751000 [ 1333.157767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.157807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.157849][ T32] r5:8535638c r4:85356000 [ 1333.157896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.157997][ T32] r7:dddced80 r6:83018000 r5:8535638c r4:853baa80 [ 1333.158022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.158069][ T32] r10:61c88647 r9:852b8000 r8:853baaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1333.158166][ T32] r10:00000000 r9:853baa80 r8:80287e08 r7:eaf2de60 r6:853d4600 r5:852b8000 [ 1333.158188][ T32] r4:00000001 [ 1333.158208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.158244][ T32] Exception stack(0xeaf35fb0 to 0xeaf35ff8) [ 1333.158279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.158309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.158335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.158398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.158428][ T32] r4:853ccd80 [ 1333.158866][ T32] INFO: task kworker/0:519:4476 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.158904][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.158973][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.159035][ T32] Call trace: [ 1333.159074][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.159125][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.159148][ T32] r4:00000000 [ 1333.159167][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.159234][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 1 printk messages dropped ** [ 1333.159351][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 16 printk messages dropped ** [ 1333.159970][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1333.160367][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 13 printk messages dropped ** [ 1333.160962][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.161504][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.161598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2340 [ 1333.161623][ T32] r4:00000000 [ 1333.161644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.161688][ T32] r9:83018005 r8:852b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1333.161709][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.161749][ T32] r5:00001000 r4:e496d000 [ 1333.161833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.161876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.161917][ T32] r5:8535738c r4:85357000 [ 1333.161971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.162034][ T32] r7:dddced80 r6:83018000 r5:8535738c r4:853bab00 [ 1333.162058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.162130][ T32] r10:61c88647 r9:852b9800 r8:853bab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.162200][ T32] r4:853bab00 [ 1333.162223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.162267][ T32] r10:00000000 r9:853bab00 r8:80287e08 r7:eaf35e60 r6:853d4680 r5:852b9800 [ 1333.162297][ T32] r4:00000001 [ 1333.162316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.162350][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1333.162376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.162403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.162432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.162466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.162492][ T32] r4:853ccf00 [ 1333.162752][ T32] INFO: task kworker/0:520:4478 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.162787][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.162841][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.162887][ T32] Call trace: [ 1333.162915][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1333.163069][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1333.163260][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.163479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 6 printk messages dropped ** [ 1333.178331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.178613][ T32] r4:8509f580 [ 1333.178638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.178688][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.178736][ T32] r4:00000001 [ 1333.178763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.178804][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.178885][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.178918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.178944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.178983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.179009][ T32] r4:8509db40 [ 1333.179058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.179091][ T32] INFO: task kworker/0:521:4480 blocked for more than 459 seconds. [ 1333.179122][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.179146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.179168][ T32] task:kworker/0:521 state:D stack:0 pid:4480 tgid:4480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.179223][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.179339][ T32] Call trace: [ 1333.179377][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.179429][ T32] r10:8291a684 r9:eaf51d84 r8:00000002 r7:60000013 r6:eaf51d8c r5:852bb000 [ 1333.179452][ T32] r4:852bb000 [ 1333.179496][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.179542][ T32] r5:852bb000 r4:8291a680 [ 1333.179566][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.179607][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.179649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 [ 1333.179672][ T32] r4:00000000 [ 1333.179691][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.179729][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.179777][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.179864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ccc00 [ 1333.179889][ T32] r4:00000000 [ 1333.179909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.179954][ T32] r9:83018005 r8:852bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1333.179977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.180017][ T32] r5:00001000 r4:e077f000 [ 1333.180037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.180079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.180121][ T32] r5:8535678c r4:85356400 [ 1333.180157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.180204][ T32] r7:dddced80 r6:83018000 r5:8535678c r4:853bab80 [ 1333.180225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.180316][ T32] r10:61c88647 r9:852bb000 r8:853babac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.180359][ T32] r4:853bab80 ** 1 printk messages dropped ** [ 1333.180428][ T32] r10:00000000 r9:853bab80 r8:80287e08 r7:eaf3de60 r6:853d4700 r5:852bb000 ** 6 printk messages dropped ** [ 1333.180733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1333.181486][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.181740][ T32] 1d20: cddfb000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 6 printk messages dropped ** [ 1333.182029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1333.182399][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1333.182564][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 2 printk messages dropped ** [ 1333.182704][ T32] r4:8509f580 [ 1333.182723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1333.182973][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.183124][ T32] INFO: task kworker/0:522:4481 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1333.183235][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1333.183423][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1333.183589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 ** 4 printk messages dropped ** [ 1333.196969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2040 ** 6 printk messages dropped ** [ 1333.197324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.197453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.197719][ T32] r4:00000001 [ 1333.197743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.197780][ T32] Exception stack(0xeaf55fb0 to 0xeaf55ff8) [ 1333.197834][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.197919][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.197949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.197978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.198048][ T32] r4:853d2080 [ 1333.198437][ T32] INFO: task kworker/0:522:4481 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.198473][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.198535][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.198579][ T32] Call trace: [ 1333.198609][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.198682][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.198727][ T32] r4:00000000 [ 1333.198750][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.198793][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.198823][ T32] 1d20: ce228000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.198884][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.198914][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.198939][ T32] r5:80070013 r4:80239bb0 [ 1333.198958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.198996][ T32] r4:82ac21e4 [ 1333.199016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.199057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.199079][ T32] r4:e0581dc0 [ 1333.199128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.199172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.199196][ T32] r4:00000000 [ 1333.199240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.199310][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.199353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.199402][ T32] r5:00001000 r4:dfab3000 [ 1333.199423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.199460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.199524][ T32] r5:8502638c r4:85026000 [ 1333.199547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.199594][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.199615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.199685][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.199710][ T32] r4:8509f580 [ 1333.199733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.199778][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.199801][ T32] r4:00000001 [ 1333.199844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.199884][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.199913][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.199942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.199968][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.199996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.200035][ T32] r4:8509db40 [ 1333.200062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.200100][ T32] INFO: task kworker/0:523:4483 blocked for more than 459 seconds. [ 1333.200134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.200158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.200203][ T32] task:kworker/0:523 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.200340][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.200409][ T32] Call trace: [ 1333.200443][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.200491][ T32] r10:8291a684 r9:eaf5dd84 r8:00000002 r7:60000113 r6:eaf5dd8c r5:852ba400 [ 1333.200513][ T32] r4:852ba400 [ 1333.200543][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.200588][ T32] r5:852ba400 r4:8291a680 [ 1333.200609][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.200646][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.200690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf5de08 ** 2 printk messages dropped ** [ 1333.200803][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.201058][ T32] r5:00001000 r4:e08ec000 ** 1 printk messages dropped ** [ 1333.201115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.201166][ T32] r5:85356f8c r4:85356c00 ** 2 printk messages dropped ** [ 1333.201307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.201736][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.202243][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.202645][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1333.203051][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.203372][ T32] r5:8502638c r4:85026000 ** 5 printk messages dropped ** [ 1333.203644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1333.224469][ T32] INFO: task kworker/0:524:4485 blocked for more than 459 seconds. [ 1333.224502][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.224539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.224565][ T32] task:kworker/0:524 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.224620][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.224698][ T32] Call trace: [ 1333.224756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.224816][ T32] r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000113 r6:eaf65d8c r5:852bd400 [ 1333.224839][ T32] r4:852bd400 [ 1333.224859][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.224901][ T32] r5:852bd400 r4:8291a680 [ 1333.224921][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.224960][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.225038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [ 1333.225065][ T32] r4:00000000 [ 1333.225086][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.225146][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.225187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.225281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2500 [ 1333.225308][ T32] r4:00000000 [ 1333.225353][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.225404][ T32] r9:83018005 r8:852bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1333.225428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.225487][ T32] r5:00001000 r4:e89b3000 [ 1333.225510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.225550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.225591][ T32] r5:85357b8c r4:85357800 [ 1333.225611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.225686][ T32] r7:dddced80 r6:83018000 r5:85357b8c r4:853bad00 [ 1333.225714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.225762][ T32] r10:61c88647 r9:852bd400 r8:853bad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.225784][ T32] r4:853bad00 [ 1333.225803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.225871][ T32] r10:00000000 r9:853bad00 r8:80287e08 r7:eaf3de60 r6:853d4880 r5:852bd400 [ 1333.225897][ T32] r4:00000001 [ 1333.225916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.225951][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) [ 1333.226034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.226066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.226109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.226141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.226165][ T32] r4:853d2140 [ 1333.226542][ T32] INFO: task kworker/0:524:4485 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.226576][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.226632][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.226674][ T32] Call trace: [ 1333.226702][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.226751][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.226799][ T32] r4:00000000 [ 1333.226822][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.226889][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.226944][ T32] 1d20: ce6ef000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.226975][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.227025][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1333.227133][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.227351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1333.227710][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 3 printk messages dropped ** [ 1333.227850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1333.228334][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1333.228488][ T32] task:kworker/0:525 state:D stack:0 pid:4487 tgid:4487 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.228965][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.229348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.229518][ T32] r5:8535778c r4:85357400 ** 5 printk messages dropped ** [ 1333.229738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.229959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.230564][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.230711][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1333.231186][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.231443][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1333.231611][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.231633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.231679][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.231701][ T32] r4:8509f580 [ 1333.231720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.231764][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.231787][ T32] r4:00000001 [ 1333.231805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.231843][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.231870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.231897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.231923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.231954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.231978][ T32] r4:8509db40 [ 1333.232072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.232100][ T32] INFO: task kworker/0:526:4491 blocked for more than 459 seconds. [ 1333.232127][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.232149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.232169][ T32] task:kworker/0:526 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.232255][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.232330][ T32] Call trace: [ 1333.232361][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.232407][ T32] r10:8291a684 r9:eaf75d84 r8:00000002 r7:60000113 r6:eaf75d8c r5:852ac800 [ 1333.232429][ T32] r4:852ac800 [ 1333.232449][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.232490][ T32] r5:852ac800 r4:8291a680 [ 1333.232590][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.232632][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.232675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 [ 1333.232697][ T32] r4:00000000 [ 1333.232715][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.232797][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.232875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.232944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2640 [ 1333.233007][ T32] r4:00000000 [ 1333.233055][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.233136][ T32] r9:83018005 r8:852ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1333.233161][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.233203][ T32] r5:00001000 r4:e89d1000 [ 1333.233224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.233261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.233309][ T32] r5:85357f8c r4:85357c00 [ 1333.233328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.233373][ T32] r7:dddced80 r6:83018000 r5:85357f8c r4:853bae80 [ 1333.233393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.233487][ T32] r10:61c88647 r9:852ac800 r8:853baeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.233513][ T32] r4:853bae80 [ 1333.233547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.233594][ T32] r10:00000000 r9:853bae80 r8:80287e08 r7:eaf65e60 r6:853baf00 r5:852ac800 [ 1333.233631][ T32] r4:00000001 [ 1333.233653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.233689][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1333.263980][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.264052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.264084][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.264118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.264142][ T32] r4:853d2540 [ 1333.264553][ T32] INFO: task kworker/0:526:4491 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.264592][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.264741][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.264854][ T32] Call trace: [ 1333.264986][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.265044][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.265072][ T32] r4:00000000 [ 1333.265093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.265134][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.265162][ T32] 1d20: cf544000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.265201][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.265230][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.265253][ T32] r5:80070013 r4:80239bb0 [ 1333.265294][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.265405][ T32] r4:82ac21e4 [ 1333.265428][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.265473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.265497][ T32] r4:e0581dc0 [ 1333.265544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.265637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.265663][ T32] r4:00000000 [ 1333.265733][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.265812][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.265838][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.265881][ T32] r5:00001000 r4:dfab3000 [ 1333.265950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.266232][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1333.266320][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1333.266646][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1333.266755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1333.267080][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1333.267471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.267770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.267926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.268433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.268873][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.269107][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 1 printk messages dropped ** [ 1333.269162][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.269187][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.269234][ T32] r5:80070013 r4:80239bb0 [ 1333.269259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.269317][ T32] r4:82ac21e4 [ 1333.269340][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.269439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.269493][ T32] r4:e0581dc0 [ 1333.269516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.269585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.269611][ T32] r4:00000000 [ 1333.269631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.269674][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.269695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.269739][ T32] r5:00001000 r4:dfab3000 [ 1333.269783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.269867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.269912][ T32] r5:8502638c r4:85026000 [ 1333.269932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.269977][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.269998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.270068][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.270094][ T32] r4:8509f580 [ 1333.270197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.270258][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.270288][ T32] r4:00000001 [ 1333.270309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.270345][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.270371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.270414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.270444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.270473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.270494][ T32] r4:8509db40 [ 1333.270549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.270577][ T32] INFO: task kworker/0:528:4494 blocked for more than 459 seconds. [ 1333.270652][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.270680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.270700][ T32] task:kworker/0:528 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.270744][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.270794][ T32] Call trace: [ 1333.270845][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.270918][ T32] r10:8291a684 r9:eaf95d84 r8:00000002 r7:60000113 r6:eaf95d8c r5:848f8000 [ 1333.270970][ T32] r4:848f8000 [ 1333.270993][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.271037][ T32] r5:848f8000 r4:8291a680 [ 1333.271057][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.271121][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.271176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1333.271201][ T32] r4:00000000 [ 1333.271237][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.271283][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.271324][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.271428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2840 [ 1333.271479][ T32] r4:00000000 [ 1333.271503][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.271559][ T32] r9:83018005 r8:848f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.271610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.271655][ T32] r5:00001000 r4:eaa6f000 [ 1333.271675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.271838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.271883][ T32] r5:8535838c r4:85358000 [ 1333.271904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.271948][ T32] r7:dddced80 r6:83018000 r5:8535838c r4:853e9080 [ 1333.271995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.272044][ T32] r10:61c88647 r9:848f8000 r8:853e90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.272079][ T32] r4:853e9080 [ 1333.272100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.272145][ T32] r10:00000000 r9:853e9080 r8:80287e08 r7:eaf89e60 r6:853e9100 r5:848f8000 [ 1333.272215][ T32] r4:00000001 [ 1333.272237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.272279][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 1333.272331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.272366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.272397][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.272450][ T32] r4:853d2680 ** 3 printk messages dropped ** [ 1333.272897][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.273096][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1333.273220][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1333.273409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 4 printk messages dropped ** [ 1333.273599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.288092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.288165][ T32] r5:8502638c r4:85026000 [ 1333.288191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.288243][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.288267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.288337][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.288362][ T32] r4:8509f580 [ 1333.288382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.288427][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.288497][ T32] r4:00000001 [ 1333.288524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.288564][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.288593][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.288621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.288685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.288718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.288766][ T32] r4:8509db40 [ 1333.288868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.288899][ T32] INFO: task kworker/0:529:4496 blocked for more than 459 seconds. [ 1333.288929][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.288953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.288974][ T32] task:kworker/0:529 state:D stack:0 pid:4496 tgid:4496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.289071][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.289114][ T32] Call trace: [ 1333.289145][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.289197][ T32] r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000113 r6:eaf99d8c r5:848f8c00 [ 1333.289219][ T32] r4:848f8c00 [ 1333.289240][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.289287][ T32] r5:848f8c00 r4:8291a680 [ 1333.289308][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.289347][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.289422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 1333.289449][ T32] r4:00000000 [ 1333.289469][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.289502][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.289539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.289628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ccf80 [ 1333.289715][ T32] r4:00000000 [ 1333.289739][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.289785][ T32] r9:83018005 r8:848f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1333.289808][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.289862][ T32] r5:00001000 r4:eab23000 [ 1333.289887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.289927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.289968][ T32] r5:8535938c r4:85359000 [ 1333.289987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.290031][ T32] r7:dddced80 r6:83018000 r5:8535938c r4:853e9180 [ 1333.290052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.290097][ T32] r10:61c88647 r9:848f8c00 r8:853e91ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.290119][ T32] r4:853e9180 [ 1333.290165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.290238][ T32] r10:00000000 r9:853e9180 r8:80287e08 r7:eaf89e60 r6:853e9200 r5:848f8c00 [ 1333.290265][ T32] r4:00000001 [ 1333.290290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.290326][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 1333.290355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.290384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.290410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.290441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.290463][ T32] r4:853d29c0 [ 1333.290850][ T32] INFO: task kworker/0:529:4496 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.290887][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.290967][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.291014][ T32] Call trace: [ 1333.291043][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.291117][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.291178][ T32] r4:00000000 [ 1333.291201][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.291240][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.291267][ T32] 1d20: cf544000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.291301][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 2 printk messages dropped ** [ 1333.291369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1333.291633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 6 printk messages dropped ** [ 1333.292000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.292232][ T32] r4:8509f580 [ 1333.292290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.292355][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.292395][ T32] r4:00000001 [ 1333.292417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.292478][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.292508][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.292537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.292562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.292616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.292641][ T32] r4:8509db40 [ 1333.292661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.292684][ T32] INFO: task kworker/0:530:4498 blocked for more than 459 seconds. [ 1333.292752][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.292778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.292803][ T32] task:kworker/0:530 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.292869][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.292910][ T32] Call trace: [ 1333.292939][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.292984][ T32] r10:8291a684 r9:eaf9dd84 r8:00000002 r7:60000113 r6:eaf9dd8c r5:848f9800 [ 1333.293012][ T32] r4:848f9800 [ 1333.293083][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.293128][ T32] r5:848f9800 r4:8291a680 [ 1333.293148][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.293185][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.293225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1333.293246][ T32] r4:00000000 [ 1333.293264][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.293304][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.293337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.293378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2ac0 [ 1333.293400][ T32] r4:00000000 [ 1333.293419][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.293511][ T32] r9:83018005 r8:848f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1333.293536][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.293597][ T32] r5:00001000 r4:eaacd000 [ 1333.293620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.293659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.293700][ T32] r5:85358b8c r4:85358800 [ 1333.293830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.310102][ T32] r7:dddced80 r6:83018000 r5:85358b8c r4:853e9280 [ 1333.310164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.310232][ T32] r10:61c88647 r9:848f9800 r8:853e92ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.310293][ T32] r4:853e9280 [ 1333.310321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.310384][ T32] r10:00000000 r9:853e9280 r8:80287e08 r7:eaf99e60 r6:853e9300 r5:848f9800 [ 1333.310413][ T32] r4:00000001 [ 1333.310434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.310473][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1333.310517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.310560][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.310611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.310642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.310667][ T32] r4:853d2b00 [ 1333.311097][ T32] INFO: task kworker/0:530:4498 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.311158][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.311307][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.311400][ T32] Call trace: [ 1333.311509][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.311569][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.311640][ T32] r4:00000000 [ 1333.311667][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1333.311920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1333.312611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1333.312995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1333.313509][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1333.328353][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.328720][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.329105][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.329281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.329793][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.329965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.330845][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1333.331735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1333.332225][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 3 printk messages dropped ** [ 1333.332418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1333.332855][ T32] INFO: task kworker/0:532:4502 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1333.333327][ T32] r4:848fb000 ** 4 printk messages dropped ** [ 1333.333593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 ** 3 printk messages dropped ** [ 1333.333730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.346116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2f00 [ 1333.346156][ T32] r4:00000000 [ 1333.346180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.346255][ T32] r9:83018005 r8:848fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1333.346298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.346373][ T32] r5:00001000 r4:eab33000 [ 1333.346399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.346468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.346514][ T32] r5:8535978c r4:85359400 [ 1333.346540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.346639][ T32] r7:dddced80 r6:83018000 r5:8535978c r4:853e9480 [ 1333.346666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.346716][ T32] r10:61c88647 r9:848fb000 r8:853e94ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.346751][ T32] r4:853e9480 [ 1333.346775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.346868][ T32] r10:00000000 r9:853e9480 r8:80287e08 r7:eaf99e60 r6:853e9500 r5:848fb000 [ 1333.346896][ T32] r4:00000001 [ 1333.346941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.346990][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1333.347065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.347111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.347167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.347199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.347222][ T32] r4:853d2e80 [ 1333.347713][ T32] INFO: task kworker/0:532:4502 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.347763][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.347831][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.347880][ T32] Call trace: [ 1333.347913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.347965][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.347989][ T32] r4:00000000 [ 1333.348008][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.348054][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.348129][ T32] 1d20: d04fe000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.348199][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.348245][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.348298][ T32] r5:80070013 r4:80239bb0 [ 1333.348365][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.348455][ T32] r4:82ac21e4 [ 1333.348503][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.348610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.348660][ T32] r4:e0581dc0 [ 1333.348704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.348838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.348896][ T32] r4:00000000 [ 1333.348944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.349031][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.349134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.349225][ T32] r5:00001000 r4:dfab3000 [ 1333.349349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.349398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.349469][ T32] r5:8502638c r4:85026000 [ 1333.349505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.349565][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.349588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.349687][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.349718][ T32] r4:8509f580 [ 1333.349738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.349784][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.349806][ T32] r4:00000001 [ 1333.349825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.349890][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.349920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.349948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.350002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.350036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.350083][ T32] r4:8509db40 [ 1333.350106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.350135][ T32] INFO: task kworker/0:533:4503 blocked for more than 459 seconds. [ 1333.350166][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.350189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.350210][ T32] task:kworker/0:533 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.350255][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.350316][ T32] Call trace: [ 1333.350364][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.350429][ T32] r10:8291a684 r9:eafb1d84 r8:00000002 r7:60000013 r6:eafb1d8c r5:848fc800 [ 1333.350453][ T32] r4:848fc800 [ 1333.350473][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.350564][ T32] r5:848fc800 r4:8291a680 [ 1333.350620][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.350701][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.350784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 1333.350828][ T32] r4:00000000 [ 1333.350894][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.350979][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.351058][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.351144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5300 [ 1333.351189][ T32] r4:00000000 [ 1333.351230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.351326][ T32] r9:83018005 r8:848fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1333.351376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.351464][ T32] r5:00001000 r4:eacb3000 [ 1333.351498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.351554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.351682][ T32] r5:85359f8c r4:85359c00 [ 1333.351713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.351772][ T32] r7:dddced80 r6:83018000 r5:85359f8c r4:853e9580 [ 1333.351814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.351873][ T32] r10:61c88647 r9:848fc800 r8:853e95ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.351896][ T32] r4:853e9580 [ 1333.351915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.352002][ T32] r10:00000000 r9:853e9580 r8:80287e08 r7:eafa5e60 r6:853e9600 r5:848fc800 [ 1333.352037][ T32] r4:00000001 [ 1333.352057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.352116][ T32] Exception stack(0xeafb1fb0 to 0xeafb1ff8) [ 1333.352187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.352222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.352278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.352344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.352372][ T32] r4:853d2e80 [ 1333.352628][ T32] INFO: task kworker/0:533:4503 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.352701][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.352762][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.352817][ T32] Call trace: [ 1333.352913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.353024][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.353055][ T32] r4:00000000 [ 1333.353111][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.353224][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.353291][ T32] 1d20: d04fe000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.353379][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.353449][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.353509][ T32] r5:80070013 r4:80239bb0 [ 1333.353566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.353657][ T32] r4:82ac21e4 [ 1333.382676][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.382865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.382917][ T32] r4:e0581dc0 [ 1333.382960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.383053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.383106][ T32] r4:00000000 [ 1333.383170][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.383270][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.383320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.383408][ T32] r5:00001000 r4:dfab3000 [ 1333.383451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.383543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.383663][ T32] r5:8502638c r4:85026000 [ 1333.384139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.384235][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.384260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.384372][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.384425][ T32] r4:8509f580 [ 1333.384469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.384581][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.384638][ T32] r4:00000001 [ 1333.384683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.384759][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.384817][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.384908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.384977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.385056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.385109][ T32] r4:8509db40 [ 1333.385182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.385261][ T32] INFO: task kworker/0:534:4505 blocked for more than 459 seconds. [ 1333.385326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.385378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.385426][ T32] task:kworker/0:534 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.385570][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.385657][ T32] Call trace: [ 1333.385728][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.385832][ T32] r10:8291a684 r9:eafb5d84 r8:00000002 r7:60000113 r6:eafb5d8c r5:848fd400 [ 1333.385904][ T32] r4:848fd400 [ 1333.385951][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.386033][ T32] r5:848fd400 r4:8291a680 [ 1333.386079][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.386183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.386268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 [ 1333.386322][ T32] r4:00000000 [ 1333.386363][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.386446][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.386535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.386623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5200 [ 1333.386697][ T32] r4:00000000 [ 1333.386746][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.386839][ T32] r9:83018005 r8:848fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1333.386900][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.386986][ T32] r5:00001000 r4:eab49000 [ 1333.387031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.387112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.387196][ T32] r5:85359b8c r4:85359800 [ 1333.387239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.387330][ T32] r7:dddced80 r6:83018000 r5:85359b8c r4:853e9680 [ 1333.387372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.387460][ T32] r10:61c88647 r9:848fd400 r8:853e96ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.387504][ T32] r4:853e9680 [ 1333.387552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.387644][ T32] r10:00000000 r9:853e9680 r8:80287e08 r7:eafb1e60 r6:853e9700 r5:848fd400 [ 1333.387694][ T32] r4:00000001 [ 1333.387732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.387801][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 1333.387857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.387919][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.387975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.388033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.388078][ T32] r4:853f5040 [ 1333.388792][ T32] INFO: task kworker/0:534:4505 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.388865][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.388976][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.389067][ T32] Call trace: [ 1333.389135][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.389236][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.389286][ T32] r4:00000000 [ 1333.389330][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.389410][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.389467][ T32] 1d20: d0a35000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.389571][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.389636][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.389718][ T32] r5:80070013 r4:80239bb0 [ 1333.389758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.389873][ T32] r4:82ac21e4 [ 1333.389972][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.390051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.390085][ T32] r4:e0581dc0 [ 1333.390134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.390185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.390279][ T32] r4:00000000 [ 1333.390340][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.390430][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.390500][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.390612][ T32] r5:00001000 r4:dfab3000 [ 1333.390659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.390738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.390831][ T32] r5:8502638c r4:85026000 [ 1333.390878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.390972][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.390996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.391042][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.391064][ T32] r4:8509f580 [ 1333.391107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.391159][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.391208][ T32] r4:00000001 [ 1333.391231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.391295][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.391327][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.391382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.391442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.391477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.391503][ T32] r4:8509db40 [ 1333.391562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.391639][ T32] INFO: task kworker/0:535:4508 blocked for more than 459 seconds. [ 1333.391672][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.391695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.391741][ T32] task:kworker/0:535 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1333.392043][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1333.392578][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.392657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.392776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f57c0 [ 1333.392830][ T32] r4:00000000 [ 1333.392872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.392961][ T32] r9:83018005 r8:848fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1333.393005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.393087][ T32] r5:00001000 r4:ead43000 [ 1333.393135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.393218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.393298][ T32] r5:8535ab8c r4:8535a800 [ 1333.393333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.393446][ T32] r7:dddced80 r6:83018000 r5:8535ab8c r4:853e9780 [ 1333.393498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.393590][ T32] r10:61c88647 r9:848fe000 r8:853e97ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.393779][ T32] r4:853e9780 [ 1333.414209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.414310][ T32] r10:00000000 r9:853e9780 r8:80287e08 r7:eafb1e60 r6:853e9800 r5:848fe000 [ 1333.414339][ T32] r4:00000001 [ 1333.414360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.414411][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 1333.414464][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.414516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.414554][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.414585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.414607][ T32] r4:853f5280 [ 1333.415042][ T32] INFO: task kworker/0:535:4508 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.415106][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.415181][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.415263][ T32] Call trace: [ 1333.415301][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.415404][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.415433][ T32] r4:00000000 [ 1333.415454][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.415493][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.415522][ T32] 1d20: d0f27000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.415592][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.415655][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.415684][ T32] r5:80070013 r4:80239bb0 [ 1333.415706][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.415771][ T32] r4:82ac21e4 [ 1333.415795][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.415883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.415909][ T32] r4:e0581dc0 [ 1333.415930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.415970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.415992][ T32] r4:00000000 [ 1333.416012][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.416084][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.416108][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.416150][ T32] r5:00001000 r4:dfab3000 [ 1333.416177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.416246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.416294][ T32] r5:8502638c r4:85026000 [ 1333.416358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.416412][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.416433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.416479][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.416502][ T32] r4:8509f580 [ 1333.416546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.416652][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.416682][ T32] r4:00000001 [ 1333.416701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.416738][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.416814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.416897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.416955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.417013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.417057][ T32] r4:8509db40 [ 1333.417104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.417166][ T32] INFO: task kworker/0:536:4510 blocked for more than 459 seconds. [ 1333.417229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.417288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.417332][ T32] task:kworker/0:536 state:D stack:0 pid:4510 tgid:4510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.417427][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.417732][ T32] r10:8291a684 r9:eafc5d84 r8:00000002 r7:60000113 r6:eafc5d8c r5:848fec00 ** 6 printk messages dropped ** [ 1333.418239][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.418443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.418886][ T32] r5:00001000 r4:eacc1000 ** 1 printk messages dropped ** [ 1333.419033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.419120][ T32] r5:8535a38c r4:8535a000 [ 1333.419168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.419488][ T32] r4:853e9880 ** 2 printk messages dropped ** [ 1333.419708][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.419972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.420993][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.421406][ T32] 1d20: d0f27000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1333.421728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 6 printk messages dropped ** [ 1333.422138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.422595][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1333.422727][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1333.423067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.423172][ T32] r4:8509db40 [ 1333.423212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.423262][ T32] INFO: task kworker/0:537:4511 blocked for more than 459 seconds. [ 1333.423322][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.423371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.423418][ T32] task:kworker/0:537 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.423506][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.423608][ T32] Call trace: [ 1333.423703][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.456734][ T32] r10:8291a684 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:848fbc00 [ 1333.456802][ T32] r4:848fbc00 [ 1333.456903][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.457006][ T32] r5:848fbc00 r4:8291a680 [ 1333.457037][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.457079][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.457121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1333.457143][ T32] r4:00000000 [ 1333.457162][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.457195][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.457233][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.457303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5640 [ 1333.457328][ T32] r4:00000000 [ 1333.457348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.457432][ T32] r9:83018005 r8:848fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1333.457458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.457536][ T32] r5:00001000 r4:eace3000 [ 1333.457571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.457642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.457687][ T32] r5:8535a78c r4:8535a400 [ 1333.457742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.457816][ T32] r7:dddced80 r6:83018000 r5:8535a78c r4:853e9980 [ 1333.457841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.457888][ T32] r10:61c88647 r9:848fbc00 r8:853e99ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.457911][ T32] r4:853e9980 [ 1333.457954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.458031][ T32] r10:00000000 r9:853e9980 r8:80287e08 r7:eadf1e60 r6:853e9a00 r5:848fbc00 [ 1333.458057][ T32] r4:00000001 [ 1333.458100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.458151][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1333.458243][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.458279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.458308][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.458337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.458359][ T32] r4:853f5400 [ 1333.458856][ T32] INFO: task kworker/0:537:4511 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.458898][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.459016][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.459067][ T32] Call trace: [ 1333.459098][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.459176][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.459205][ T32] r4:00000000 [ 1333.459229][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.459274][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.459308][ T32] 1d20: d1bde000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.459337][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.459363][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.459410][ T32] r5:80070013 r4:80239bb0 [ 1333.459462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.459507][ T32] r4:82ac21e4 [ 1333.459548][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.459625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.459650][ T32] r4:e0581dc0 [ 1333.459671][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.459712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.459737][ T32] r4:00000000 [ 1333.459757][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.459799][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.459820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.459860][ T32] r5:00001000 r4:dfab3000 [ 1333.459881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.459941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.459990][ T32] r5:8502638c r4:85026000 [ 1333.460011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.460056][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.460126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.460179][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.460226][ T32] r4:8509f580 [ 1333.460249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.460332][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.460369][ T32] r4:00000001 [ 1333.460416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.460495][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.460541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.460596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.460626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.460686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.460721][ T32] r4:8509db40 [ 1333.460786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.460820][ T32] INFO: task kworker/0:538:4514 blocked for more than 459 seconds. [ 1333.460854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.460878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.460924][ T32] task:kworker/0:538 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.461000][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.461045][ T32] Call trace: [ 1333.461074][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.461139][ T32] r10:8291a684 r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:84ab0000 [ 1333.461269][ T32] r4:84ab0000 [ 1333.461349][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.461443][ T32] r5:84ab0000 r4:8291a680 [ 1333.461494][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.461602][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.461722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 1333.461774][ T32] r4:00000000 [ 1333.461814][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1333.462051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5880 ** 6 printk messages dropped ** [ 1333.462367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.462547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.463001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.463589][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.474173][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1333.474474][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1333.474782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 2 printk messages dropped ** [ 1333.474998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.475045][ T32] r4:00000000 [ 1333.475111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.475214][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.475263][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.475354][ T32] r5:00001000 r4:dfab3000 [ 1333.475398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.475497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.475597][ T32] r5:8502638c r4:85026000 [ 1333.475642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.475732][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.475795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.475923][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.475977][ T32] r4:8509f580 [ 1333.476021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.476120][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.476167][ T32] r4:00000001 [ 1333.476208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.476279][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.476356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.476420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.476478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.476545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.476618][ T32] r4:8509db40 [ 1333.476670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.476730][ T32] INFO: task kworker/0:539:4516 blocked for more than 459 seconds. [ 1333.476807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.476863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.476912][ T32] task:kworker/0:539 state:D stack:0 pid:4516 tgid:4516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.477034][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.477157][ T32] Call trace: [ 1333.477228][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.477358][ T32] r10:8291a684 r9:eafd9d84 r8:00000002 r7:60000013 r6:eafd9d8c r5:852bbc00 [ 1333.477411][ T32] r4:852bbc00 [ 1333.477453][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.477549][ T32] r5:852bbc00 r4:8291a680 [ 1333.477593][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.477677][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.477764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd9e08 [ 1333.477814][ T32] r4:00000000 [ 1333.477848][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.477885][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.477918][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.477960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5c00 [ 1333.478006][ T32] r4:00000000 [ 1333.478029][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.478103][ T32] r9:83018005 r8:852bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1333.478126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.478169][ T32] r5:00001000 r4:ead73000 [ 1333.478210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.478258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.478307][ T32] r5:8535b78c r4:8535b400 [ 1333.478328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.478380][ T32] r7:dddced80 r6:83018000 r5:8535b78c r4:853e9b80 [ 1333.478427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.478480][ T32] r10:61c88647 r9:852bbc00 r8:853e9bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.478503][ T32] r4:853e9b80 [ 1333.478549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.478612][ T32] r10:00000000 r9:853e9b80 r8:80287e08 r7:eafcde60 r6:853d4900 r5:852bbc00 [ 1333.478670][ T32] r4:00000001 [ 1333.478707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.478747][ T32] Exception stack(0xeafd9fb0 to 0xeafd9ff8) [ 1333.478821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.478852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.478884][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.478935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.478959][ T32] r4:853f58c0 [ 1333.479461][ T32] INFO: task kworker/0:539:4516 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.479551][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.479671][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.479747][ T32] Call trace: [ 1333.479813][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.479896][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.479949][ T32] r4:00000000 [ 1333.479971][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.480036][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.480068][ T32] 1d20: d1bde000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.480167][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.480196][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.480252][ T32] r5:80070013 r4:80239bb0 [ 1333.480292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.480402][ T32] r4:82ac21e4 [ 1333.480434][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.480481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.480504][ T32] r4:e0581dc0 [ 1333.480549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.480616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.480647][ T32] r4:00000000 [ 1333.480696][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.480763][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.480810][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.480888][ T32] r5:00001000 r4:dfab3000 [ 1333.480947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.480991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.481033][ T32] r5:8502638c r4:85026000 [ 1333.481053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.481123][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.481160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.481237][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.481339][ T32] r4:8509f580 [ 1333.481362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.481467][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.481537][ T32] r4:00000001 [ 1333.481574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.481659][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.481751][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.481818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.481906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.481980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.482035][ T32] r4:8509db40 [ 1333.482078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.482127][ T32] INFO: task kworker/0:540:4518 blocked for more than 459 seconds. [ 1333.482179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.482227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.482269][ T32] task:kworker/0:540 state:D stack:0 pid:4518 tgid:4518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.482366][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.482453][ T32] Call trace: [ 1333.482544][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.482671][ T32] r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:852bc800 [ 1333.482729][ T32] r4:852bc800 [ 1333.482779][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.482882][ T32] r5:852bc800 r4:8291a680 [ 1333.482937][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.483016][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.483107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1333.483155][ T32] r4:00000000 [ 1333.483196][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.483264][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.483336][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.483451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f59c0 [ 1333.483507][ T32] r4:00000000 [ 1333.483563][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.483665][ T32] r9:83018005 r8:852bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.514274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.514379][ T32] r5:00001000 r4:ead61000 [ 1333.514426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.514479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.514540][ T32] r5:8535b38c r4:8535b000 [ 1333.514577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.514699][ T32] r7:dddced80 r6:83018000 r5:8535b38c r4:853e9c00 [ 1333.514730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.514829][ T32] r10:61c88647 r9:852bc800 r8:853e9c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.514855][ T32] r4:853e9c00 [ 1333.514877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.514925][ T32] r10:00000000 r9:853e9c00 r8:80287e08 r7:eafd9e60 r6:853d4980 r5:852bc800 [ 1333.514948][ T32] r4:00000001 [ 1333.514971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.515110][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1333.515145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.515176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.515236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.515270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.515296][ T32] r4:853f5b80 ** 1 printk messages dropped ** [ 1333.515852][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.516249][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1333.516437][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1333.516597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 2 printk messages dropped ** [ 1333.516716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 4 printk messages dropped ** [ 1333.516877][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1333.517095][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 2 printk messages dropped ** [ 1333.517226][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1333.517371][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1333.517736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.517794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.517886][ T32] r4:8509db40 [ 1333.517960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.518041][ T32] INFO: task kworker/0:541:4521 blocked for more than 459 seconds. [ 1333.518095][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.518121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.518147][ T32] task:kworker/0:541 state:D stack:0 pid:4521 tgid:4521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.518242][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.518290][ T32] Call trace: [ 1333.518372][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.518427][ T32] r10:8291a684 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:85468c00 [ 1333.518451][ T32] r4:85468c00 [ 1333.518471][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.518512][ T32] r5:85468c00 r4:8291a680 [ 1333.518549][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.518591][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.518637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 [ 1333.518692][ T32] r4:00000000 [ 1333.518740][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.518802][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.518861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.518955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5d00 [ 1333.518998][ T32] r4:00000000 [ 1333.519048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.519144][ T32] r9:83018005 r8:85468c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1333.519219][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.519315][ T32] r5:00001000 r4:ead7f000 [ 1333.519358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.519433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.519515][ T32] r5:8535bb8c r4:8535b800 [ 1333.519570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.519670][ T32] r7:dddced80 r6:83018000 r5:8535bb8c r4:853e9c80 [ 1333.519720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.519799][ T32] r10:61c88647 r9:85468c00 r8:853e9cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.519823][ T32] r4:853e9c80 [ 1333.519909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.519957][ T32] r10:00000000 r9:853e9c80 r8:80287e08 r7:eafd9e60 r6:853d4a00 r5:85468c00 [ 1333.520001][ T32] r4:00000001 [ 1333.520023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.520059][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 1333.520084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.520114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.520151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.520198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.520223][ T32] r4:853f5bc0 [ 1333.520645][ T32] INFO: task kworker/0:541:4521 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.520725][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.520847][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.520946][ T32] Call trace: [ 1333.521013][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.521115][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.521169][ T32] r4:00000000 [ 1333.521215][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.521310][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.521384][ T32] 1d20: d2868000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.521445][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.521496][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.521588][ T32] r5:80070013 r4:80239bb0 [ 1333.521647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.521753][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.521911][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1333.522181][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1333.522387][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1333.522604][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.522819][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1333.522968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1333.523590][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.546846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.547032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.547472][ T32] r10:00000000 r9:853e9d00 r8:80287e08 r7:eafede60 r6:853d4a80 r5:85469800 ** 6 printk messages dropped ** [ 1333.547824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1333.548783][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.548936][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1333.549128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1333.549396][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1333.549590][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1333.549833][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1333.550261][ T32] INFO: task kworker/0:543:4524 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.550611][ T32] r4:8546b000 ** 4 printk messages dropped ** [ 1333.550769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 ** 9 printk messages dropped ** [ 1333.551249][ T32] r5:00001000 r4:eaf67000 ** 1 printk messages dropped ** [ 1333.551344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.551411][ T32] r5:85360b8c r4:85360800 [ 1333.551484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.551542][ T32] r7:dddced80 r6:83018000 r5:85360b8c r4:853e9d80 [ 1333.551565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.551644][ T32] r10:61c88647 r9:8546b000 r8:853e9dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.551766][ T32] r4:853e9d80 [ 1333.551789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.551861][ T32] r10:00000000 r9:853e9d80 r8:80287e08 r7:eaff1e60 r6:853d4b00 r5:8546b000 [ 1333.551887][ T32] r4:00000001 [ 1333.551906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.551967][ T32] Exception stack(0xeaff9fb0 to 0xeaff9ff8) [ 1333.551996][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.552024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.552063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.552096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.552153][ T32] r4:853f5c80 [ 1333.552467][ T32] INFO: task kworker/0:543:4524 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.552506][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.552570][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.552613][ T32] Call trace: [ 1333.552657][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.552710][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.552817][ T32] r4:00000000 [ 1333.552839][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.552878][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.552905][ T32] 1d20: d2ead000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.552951][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.552981][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.553005][ T32] r5:80070013 r4:80239bb0 [ 1333.553025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.553063][ T32] r4:82ac21e4 [ 1333.553083][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.553172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.553198][ T32] r4:e0581dc0 [ 1333.553218][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.553260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.553287][ T32] r4:00000000 [ 1333.553309][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.553352][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.553392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.553437][ T32] r5:00001000 r4:dfab3000 [ 1333.553457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.553494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.553541][ T32] r5:8502638c r4:85026000 [ 1333.553561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.553607][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.553627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.553684][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.577267][ T32] r4:8509f580 [ 1333.577402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.577544][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.577597][ T32] r4:00000001 [ 1333.577637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.577709][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.577764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.577815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.577861][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.577912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.577967][ T32] r4:8509db40 [ 1333.578031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.578094][ T32] INFO: task kworker/0:544:4525 blocked for more than 460 seconds. [ 1333.578174][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.578228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.578277][ T32] task:kworker/0:544 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.578395][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.578509][ T32] Call trace: [ 1333.578620][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.578717][ T32] r10:8291a684 r9:eafd5d84 r8:00000002 r7:60000013 r6:eafd5d8c r5:84ab0c00 [ 1333.578761][ T32] r4:84ab0c00 [ 1333.578800][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.578934][ T32] r5:84ab0c00 r4:8291a680 [ 1333.578986][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.579058][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.579137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 [ 1333.579180][ T32] r4:00000000 [ 1333.579273][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.579353][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.579425][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.579497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d6400 [ 1333.579548][ T32] r4:00000000 [ 1333.579589][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.579675][ T32] r9:83018005 r8:84ab0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.579721][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.579814][ T32] r5:00001000 r4:eada1000 [ 1333.579907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.580021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.580103][ T32] r5:8536038c r4:85360000 [ 1333.580145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.580254][ T32] r7:dddced80 r6:83018000 r5:8536038c r4:853e9e00 [ 1333.580357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.580498][ T32] r10:61c88647 r9:84ab0c00 r8:853e9e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.580555][ T32] r4:853e9e00 [ 1333.580595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.580699][ T32] r10:00000000 r9:853e9e00 r8:80287e08 r7:eaff9e60 r6:853e9e80 r5:84ab0c00 [ 1333.580750][ T32] r4:00000001 [ 1333.580786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.580854][ T32] Exception stack(0xeafd5fb0 to 0xeafd5ff8) [ 1333.580936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.581000][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.581120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.582682][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1333.583299][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1333.592623][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.593256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1333.604441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1333.604832][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.605117][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1333.605373][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.605596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1333.605828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1333.605895][ T32] r4:00000001 [ 1333.605914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.605949][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1333.605989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.606021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.606069][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.606120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.606153][ T32] r4:8540c0c0 [ 1333.606606][ T32] INFO: task kworker/0:545:4527 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.606642][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.606701][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.606743][ T32] Call trace: [ 1333.606777][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.606828][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.606851][ T32] r4:00000000 [ 1333.606870][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.606907][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.606935][ T32] 1d20: d36ea000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.606962][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.606987][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.607011][ T32] r5:80070013 r4:80239bb0 [ 1333.607031][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.607088][ T32] r4:82ac21e4 [ 1333.607111][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.607164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.607189][ T32] r4:e0581dc0 [ 1333.607208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.607249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.607271][ T32] r4:00000000 [ 1333.607290][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.607332][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.607363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.607418][ T32] r5:00001000 r4:dfab3000 [ 1333.607442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.607502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.607554][ T32] r5:8502638c r4:85026000 [ 1333.607574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.607621][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.607641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.607686][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.607727][ T32] r4:8509f580 [ 1333.607749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.607795][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.607819][ T32] r4:00000001 [ 1333.607844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.607880][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.607929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.607973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.608002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.608031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.608065][ T32] r4:8509db40 [ 1333.608088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.608113][ T32] INFO: task kworker/0:546:4530 blocked for more than 460 seconds. [ 1333.608149][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.608175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.608197][ T32] task:kworker/0:546 state:D stack:0 pid:4530 tgid:4530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.608271][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.608335][ T32] Call trace: [ 1333.608368][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.608416][ T32] r10:8291a684 r9:eb001d84 r8:00000002 r7:60000013 r6:eb001d8c r5:84ab2400 [ 1333.608440][ T32] r4:84ab2400 [ 1333.608460][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.608514][ T32] r5:84ab2400 r4:8291a680 [ 1333.608550][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.608590][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.608631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1333.608652][ T32] r4:00000000 [ 1333.608673][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.608720][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.608766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.608809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540c3c0 [ 1333.608835][ T32] r4:00000000 [ 1333.608874][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.608920][ T32] r9:83018005 r8:84ab2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1333.608942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.608985][ T32] r5:00001000 r4:eaf8d000 [ 1333.609004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.609042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.609084][ T32] r5:85360f8c r4:85360c00 [ 1333.609122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.609171][ T32] r7:dddced80 r6:83018000 r5:85360f8c r4:8540e000 [ 1333.609211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.609262][ T32] r10:61c88647 r9:84ab2400 r8:8540e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.609285][ T32] r4:8540e000 [ 1333.609313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.609360][ T32] r10:00000000 r9:8540e000 r8:80287e08 r7:eaff9e60 r6:8540e080 r5:84ab2400 [ 1333.609383][ T32] r4:00000001 [ 1333.609402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.609435][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1333.609461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.609490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.609537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.609570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.609593][ T32] r4:8540c300 [ 1333.609852][ T32] INFO: task kworker/0:546:4530 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 1 printk messages dropped ** [ 1333.609967][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.610327][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.610387][ T32] 1d20: d36ea000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.610455][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.610537][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.610599][ T32] r5:80070013 r4:80239bb0 [ 1333.610646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.610735][ T32] r4:82ac21e4 [ 1333.610791][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.610882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.610934][ T32] r4:e0581dc0 [ 1333.610975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.611060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.611111][ T32] r4:00000000 [ 1333.611155][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.611245][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.611299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.611386][ T32] r5:00001000 r4:dfab3000 [ 1333.611430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.611510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.611613][ T32] r5:8502638c r4:85026000 [ 1333.611660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.611750][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.611798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.611895][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.611948][ T32] r4:8509f580 [ 1333.611984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.612035][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.612072][ T32] r4:00000001 [ 1333.612096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.612148][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.612223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.612287][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.612382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.612459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.612508][ T32] r4:8509db40 [ 1333.612575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.612644][ T32] INFO: task kworker/0:547:4533 blocked for more than 460 seconds. [ 1333.612703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.612756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.612808][ T32] task:kworker/0:547 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.612906][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.612989][ T32] Call trace: [ 1333.613096][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.613207][ T32] r10:8291a684 r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:84ab3000 [ 1333.613263][ T32] r4:84ab3000 [ 1333.613319][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.613411][ T32] r5:84ab3000 r4:8291a680 [ 1333.613478][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.613586][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.613688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 1333.632011][ T32] r4:00000000 [ 1333.632099][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.632163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.632213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.632334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540c440 [ 1333.632392][ T32] r4:00000000 [ 1333.632453][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.632566][ T32] r9:83018005 r8:84ab3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1333.632623][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.632709][ T32] r5:00001000 r4:eb00b000 [ 1333.632752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.632845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.632970][ T32] r5:8536138c r4:85361000 [ 1333.633085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.633244][ T32] r7:dddced80 r6:83018000 r5:8536138c r4:8540e100 [ 1333.633310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.633404][ T32] r10:61c88647 r9:84ab3000 r8:8540e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.633505][ T32] r4:8540e100 [ 1333.633572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.647731][ T32] r10:00000000 r9:8540e100 r8:80287e08 r7:eb001e60 r6:8540e180 r5:84ab3000 [ 1333.647827][ T32] r4:00000001 [ 1333.647854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.648088][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1333.648126][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.648156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.648209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.648287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.648337][ T32] r4:8540c380 [ 1333.648783][ T32] INFO: task kworker/0:547:4533 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.648824][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.649072][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.649130][ T32] Call trace: [ 1333.649163][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.649221][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.649246][ T32] r4:00000000 [ 1333.649267][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.649306][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1333.649443][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1333.649763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1333.650115][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1333.650414][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1333.650518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.650590][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.650617][ T32] r4:00000001 [ 1333.650690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.650731][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.650760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.650814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.650847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.650877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.650900][ T32] r4:8509db40 [ 1333.650921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.651011][ T32] INFO: task kworker/0:548:4535 blocked for more than 460 seconds. [ 1333.651051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.651078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.651123][ T32] task:kworker/0:548 state:D stack:0 pid:4535 tgid:4535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.651177][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.651233][ T32] Call trace: [ 1333.651271][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.651326][ T32] r10:8291a684 r9:eb009d84 r8:00000002 r7:60000113 r6:eb009d8c r5:84ab3c00 [ 1333.651361][ T32] r4:84ab3c00 [ 1333.651434][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.651481][ T32] r5:84ab3c00 r4:8291a680 [ 1333.651502][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.651549][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.651592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 [ 1333.651640][ T32] r4:00000000 [ 1333.651663][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.651699][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.651735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.651777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540c540 [ 1333.651799][ T32] r4:00000000 [ 1333.651819][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.651862][ T32] r9:83018005 r8:84ab3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1333.651883][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.651923][ T32] r5:00001000 r4:eb011000 [ 1333.651943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.651984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.652028][ T32] r5:8536178c r4:85361400 [ 1333.652047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.652119][ T32] r7:dddced80 r6:83018000 r5:8536178c r4:8540e200 [ 1333.652145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.652195][ T32] r10:61c88647 r9:84ab3c00 r8:8540e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.652247][ T32] r4:8540e200 [ 1333.652339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.652432][ T32] r10:00000000 r9:8540e200 r8:80287e08 r7:eb005e60 r6:8540e280 r5:84ab3c00 [ 1333.652480][ T32] r4:00000001 [ 1333.652547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.652621][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) [ 1333.652670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.652727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.652779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.652832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.652879][ T32] r4:8540c500 [ 1333.653303][ T32] INFO: task kworker/0:548:4535 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.653384][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.653519][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.653609][ T32] Call trace: [ 1333.653766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.660808][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.660876][ T32] r4:00000000 [ 1333.660905][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.660966][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.661073][ T32] 1d20: d414c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.661108][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.661157][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.661185][ T32] r5:80070013 r4:80239bb0 [ 1333.661206][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.661250][ T32] r4:82ac21e4 [ 1333.661270][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.661312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.661335][ T32] r4:e0581dc0 [ 1333.661386][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.661458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.661484][ T32] r4:00000000 [ 1333.661505][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.661563][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.661586][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.661631][ T32] r5:00001000 r4:dfab3000 [ 1333.661690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.661734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.661777][ T32] r5:8502638c r4:85026000 [ 1333.661797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.661842][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.661863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.661909][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.661931][ T32] r4:8509f580 [ 1333.661977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.662027][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.662050][ T32] r4:00000001 [ 1333.662080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.662119][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.662147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.662222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.662319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.662388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.662451][ T32] r4:8509db40 [ 1333.662501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.662567][ T32] INFO: task kworker/0:549:4536 blocked for more than 460 seconds. [ 1333.662629][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.662675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.662717][ T32] task:kworker/0:549 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.662891][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.663015][ T32] Call trace: [ 1333.663082][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.663172][ T32] r10:8291a684 r9:eb015d84 r8:00000002 r7:60000113 r6:eb015d8c r5:84ab4800 [ 1333.663262][ T32] r4:84ab4800 [ 1333.663327][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.663417][ T32] r5:84ab4800 r4:8291a680 [ 1333.663504][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.663598][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1333.678714][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.678943][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.679082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.679124][ T32] r5:85361b8c r4:85361800 [ 1333.679145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.679191][ T32] r7:dddced80 r6:83018000 r5:85361b8c r4:8540e300 [ 1333.679211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.679341][ T32] r4:8540e300 ** 1 printk messages dropped ** [ 1333.679412][ T32] r10:00000000 r9:8540e300 r8:80287e08 r7:eb009e60 r6:8540e380 r5:84ab4800 [ 1333.679502][ T32] r4:00000001 [ 1333.679545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.679588][ T32] Exception stack(0xeb015fb0 to 0xeb015ff8) [ 1333.679618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.679647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.679673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.679701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.679727][ T32] r4:8540c500 [ 1333.680187][ T32] INFO: task kworker/0:549:4536 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.680271][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.680473][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.680532][ T32] Call trace: [ 1333.680581][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.680632][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.680713][ T32] r4:00000000 [ 1333.680738][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.680837][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.680892][ T32] 1d20: d4449000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.680924][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.680951][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.680976][ T32] r5:80070013 r4:80239bb0 [ 1333.680996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.681036][ T32] r4:82ac21e4 [ 1333.681057][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.681098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.681121][ T32] r4:e0581dc0 [ 1333.681141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.681180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.681202][ T32] r4:00000000 [ 1333.681221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.681263][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.681285][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.681327][ T32] r5:00001000 r4:dfab3000 [ 1333.681346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.681384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.681426][ T32] r5:8502638c r4:85026000 [ 1333.681445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.681516][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.681552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.681602][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.681625][ T32] r4:8509f580 [ 1333.681667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.681741][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.681794][ T32] r4:00000001 [ 1333.681816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.681852][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.681902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.681935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.681962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.681992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.682015][ T32] r4:8509db40 [ 1333.682035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.682063][ T32] INFO: task kworker/0:550:4537 blocked for more than 460 seconds. [ 1333.682122][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.682150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.682171][ T32] task:kworker/0:550 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.682216][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.682257][ T32] Call trace: [ 1333.682287][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.682358][ T32] r10:8291a684 r9:eafd1d84 r8:00000002 r7:60000013 r6:eafd1d8c r5:84ab5400 [ 1333.682386][ T32] r4:84ab5400 [ 1333.682416][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.682462][ T32] r5:84ab5400 r4:8291a680 [ 1333.682505][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.682552][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.682594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 ** 2 printk messages dropped ** [ 1333.682669][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.682863][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.683015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.683067][ T32] r5:85361f8c r4:85361c00 [ 1333.683090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.683136][ T32] r7:dddced80 r6:83018000 r5:85361f8c r4:8540e400 [ 1333.683157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.683202][ T32] r10:61c88647 r9:84ab5400 r8:8540e42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1333.683360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1333.683564][ T32] Exception stack(0xeafd1fb0 to 0xeafd1ff8) ** 2 printk messages dropped ** [ 1333.683644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.696348][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.696737][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 3 printk messages dropped ** [ 1333.696885][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.696984][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1333.697066][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.697151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.697250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.697462][ T32] r4:8509f580 [ 1333.697485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1333.697648][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.697941][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1333.698031][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.698314][ T32] r10:8291a684 r9:eb01dd84 r8:00000002 r7:60000013 r6:eb01dd8c r5:84ab6000 ** 4 printk messages dropped ** [ 1333.698461][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1333.698637][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.698712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540cb80 ** 4 printk messages dropped ** [ 1333.698857][ T32] r5:00001000 r4:eb039000 ** 1 printk messages dropped ** [ 1333.698913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.698953][ T32] r5:8536278c r4:85362400 [ 1333.698973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.699018][ T32] r7:dddced80 r6:83018000 r5:8536278c r4:8540e500 [ 1333.699038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.699083][ T32] r10:61c88647 r9:84ab6000 r8:8540e52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.699105][ T32] r4:8540e500 [ 1333.699123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.699166][ T32] r10:00000000 r9:8540e500 r8:80287e08 r7:eafd1e60 r6:8540e580 r5:84ab6000 [ 1333.699213][ T32] r4:00000001 [ 1333.699259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.699309][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1333.699339][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.699367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.699395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.699424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.699445][ T32] r4:8540c940 [ 1333.699695][ T32] INFO: task kworker/0:551:4540 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.699735][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.699806][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.699849][ T32] Call trace: [ 1333.699877][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.699926][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.699949][ T32] r4:00000000 [ 1333.699992][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.700036][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.700063][ T32] 1d20: d4953000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.700091][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.700149][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.700186][ T32] r5:80070013 r4:80239bb0 [ 1333.700210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.700249][ T32] r4:82ac21e4 [ 1333.700269][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.700332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.700357][ T32] r4:e0581dc0 [ 1333.700377][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.700418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.700440][ T32] r4:00000000 [ 1333.700485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.700537][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.700560][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.700602][ T32] r5:00001000 r4:dfab3000 [ 1333.700621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.700659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.700700][ T32] r5:8502638c r4:85026000 [ 1333.700719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.700763][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.700783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.700828][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.700864][ T32] r4:8509f580 [ 1333.700886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.700932][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.700979][ T32] r4:00000001 [ 1333.701002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.701105][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.701138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.701166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.701192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.701221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.701242][ T32] r4:8509db40 [ 1333.701262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.701288][ T32] INFO: task kworker/0:552:4542 blocked for more than 460 seconds. [ 1333.701314][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.701336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.701367][ T32] task:kworker/0:552 state:D stack:0 pid:4542 tgid:4542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.701483][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.701537][ T32] Call trace: [ 1333.701619][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.701670][ T32] r10:8291a684 r9:eb031d84 r8:00000002 r7:60000113 r6:eb031d8c r5:84ab6c00 [ 1333.701694][ T32] r4:84ab6c00 [ 1333.701741][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.701795][ T32] r5:84ab6c00 r4:8291a680 [ 1333.701819][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.701868][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.701913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1333.701936][ T32] r4:00000000 [ 1333.701958][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.701993][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.702074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.702143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540ca40 [ 1333.702168][ T32] r4:00000000 [ 1333.702188][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.702256][ T32] r9:83018005 r8:84ab6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1333.702283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.702373][ T32] r5:00001000 r4:eb033000 [ 1333.702396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.702435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.702476][ T32] r5:8536238c r4:85362000 [ 1333.702497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.702548][ T32] r7:dddced80 r6:83018000 r5:8536238c r4:8540e600 [ 1333.702617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.702667][ T32] r10:61c88647 r9:84ab6c00 r8:8540e62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.702788][ T32] r4:8540e600 [ 1333.702811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.702856][ T32] r10:00000000 r9:8540e600 r8:80287e08 r7:eb01de60 r6:8540e680 r5:84ab6c00 [ 1333.702880][ T32] r4:00000001 [ 1333.702924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.702962][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1333.702988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.703016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.703043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.703072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.703094][ T32] r4:8540cd40 [ 1333.703369][ T32] INFO: task kworker/0:552:4542 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.703428][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.703488][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.703540][ T32] Call trace: [ 1333.703572][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.703655][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.703716][ T32] r4:00000000 [ 1333.724401][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.724541][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.724593][ T32] 1d20: d4f2e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.724628][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.724655][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.724683][ T32] r5:80070013 r4:80239bb0 [ 1333.724705][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.724777][ T32] r4:82ac21e4 [ 1333.724805][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.724853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.724937][ T32] r4:e0581dc0 [ 1333.724988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.725035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.725059][ T32] r4:00000000 [ 1333.725079][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.725127][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.725149][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.725206][ T32] r5:00001000 r4:dfab3000 [ 1333.725231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.725278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.725326][ T32] r5:8502638c r4:85026000 [ 1333.725373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.725476][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.725502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.725569][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.725595][ T32] r4:8509f580 [ 1333.725617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1333.725687][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.725804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.725834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.725889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.725971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.726044][ T32] r4:8509db40 [ 1333.726072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.726168][ T32] INFO: task kworker/0:553:4544 blocked for more than 460 seconds. [ 1333.726206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.726231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.726254][ T32] task:kworker/0:553 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.726318][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.726377][ T32] Call trace: [ 1333.726415][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.726492][ T32] r10:8291a684 r9:eb03dd84 r8:00000002 r7:60000113 r6:eb03dd8c r5:84a68000 [ 1333.726546][ T32] r4:84a68000 [ 1333.726572][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.726619][ T32] r5:84a68000 r4:8291a680 [ 1333.726640][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.726754][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.726857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 [ 1333.726884][ T32] r4:00000000 [ 1333.726976][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.727014][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.727051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.727094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540cdc0 [ 1333.727116][ T32] r4:00000000 [ 1333.727135][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.727191][ T32] r9:83018005 r8:84a68000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1333.727237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.727290][ T32] r5:00001000 r4:eb047000 [ 1333.727311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.727370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.727442][ T32] r5:85362b8c r4:85362800 [ 1333.727489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.727537][ T32] r7:dddced80 r6:83018000 r5:85362b8c r4:8540e700 [ 1333.727559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.727606][ T32] r10:61c88647 r9:84a68000 r8:8540e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.727628][ T32] r4:8540e700 [ 1333.727647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.727689][ T32] r10:00000000 r9:8540e700 r8:80287e08 r7:eb01de60 r6:8540e780 r5:84a68000 [ 1333.727736][ T32] r4:00000001 [ 1333.727771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.727818][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1333.727871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.727903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.727940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.727973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.727996][ T32] r4:8540cbc0 [ 1333.728467][ T32] INFO: task kworker/0:553:4544 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.728545][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.728648][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.728696][ T32] Call trace: [ 1333.728742][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.728792][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.728815][ T32] r4:00000000 [ 1333.728860][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.728921][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.728952][ T32] 1d20: d4f2e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.729005][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.729044][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.729070][ T32] r5:80070013 r4:80239bb0 [ 1333.729130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.729172][ T32] r4:82ac21e4 [ 1333.729193][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.729234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.729257][ T32] r4:e0581dc0 [ 1333.729308][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.729352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.729402][ T32] r4:00000000 [ 1333.729425][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.729469][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.729490][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.729530][ T32] r5:00001000 r4:dfab3000 [ 1333.729598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.729640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.729681][ T32] r5:8502638c r4:85026000 [ 1333.729790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.729839][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.729909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.729980][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.730007][ T32] r4:8509f580 [ 1333.730026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.730072][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.730094][ T32] r4:00000001 [ 1333.730138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1333.730309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.730518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1333.730908][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1333.731213][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.731440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.731699][ T32] r10:61c88647 r9:84a68c00 r8:8540e82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.731944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.732701][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1333.732938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1333.733381][ T32] r5:00001000 r4:dfab3000 ** 7 printk messages dropped ** [ 1333.756875][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1333.756968][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1333.757304][ T32] INFO: task kworker/0:555:4547 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.757787][ T32] r4:84a69800 ** 3 printk messages dropped ** [ 1333.758059][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.758536][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.758736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.758782][ T32] r5:85362f8c r4:85362c00 [ 1333.758838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.758939][ T32] r7:dddced80 r6:83018000 r5:85362f8c r4:8540e900 [ 1333.758964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.759010][ T32] r10:61c88647 r9:84a69800 r8:8540e92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.759060][ T32] r4:8540e900 [ 1333.759085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.759134][ T32] r10:00000000 r9:8540e900 r8:80287e08 r7:eb045e60 r6:8540e980 r5:84a69800 [ 1333.759161][ T32] r4:00000001 [ 1333.759229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.759268][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1333.759301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.759329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.759410][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.759443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.759466][ T32] r4:8540cfc0 [ 1333.759916][ T32] INFO: task kworker/0:555:4547 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.759978][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.760083][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.760157][ T32] Call trace: [ 1333.760186][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.760261][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.760386][ T32] r4:00000000 [ 1333.760427][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.760496][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.760608][ T32] 1d20: d534a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.760640][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.760692][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.760720][ T32] r5:80070013 r4:80239bb0 [ 1333.760741][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.760794][ T32] r4:82ac21e4 [ 1333.760817][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.760895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.760921][ T32] r4:e0581dc0 [ 1333.760941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.760981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.761002][ T32] r4:00000000 [ 1333.761039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.761138][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.761163][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.761209][ T32] r5:00001000 r4:dfab3000 [ 1333.761246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.761294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.761338][ T32] r5:8502638c r4:85026000 [ 1333.761357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.761402][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.761449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.761502][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.761525][ T32] r4:8509f580 [ 1333.761565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.761641][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.761668][ T32] r4:00000001 [ 1333.761687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.761722][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.761748][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.761805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.761835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.761877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.761941][ T32] r4:8509db40 [ 1333.761965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.761990][ T32] INFO: task kworker/0:556:4550 blocked for more than 460 seconds. [ 1333.762021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.762046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.762068][ T32] task:kworker/0:556 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.762169][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.762232][ T32] Call trace: [ 1333.762367][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.762472][ T32] r10:8291a684 r9:eb059d84 r8:00000002 r7:60000013 r6:eb059d8c r5:84a6a400 [ 1333.762509][ T32] r4:84a6a400 [ 1333.762537][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.762581][ T32] r5:84a6a400 r4:8291a680 [ 1333.762612][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.762653][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.762695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1333.762718][ T32] r4:00000000 [ 1333.762737][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.762772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.762805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.762844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421140 [ 1333.762880][ T32] r4:00000000 [ 1333.762903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.762947][ T32] r9:83018005 r8:84a6a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1333.763009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.763053][ T32] r5:00001000 r4:eb061000 [ 1333.763073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.763126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.763199][ T32] r5:8536378c r4:85363400 [ 1333.763222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.763268][ T32] r7:dddced80 r6:83018000 r5:8536378c r4:8540ea00 [ 1333.763304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.763350][ T32] r10:61c88647 r9:84a6a400 r8:8540ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.763372][ T32] r4:8540ea00 [ 1333.763390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.763445][ T32] r10:00000000 r9:8540ea00 r8:80287e08 r7:eb045e60 r6:8540ea80 r5:84a6a400 [ 1333.763488][ T32] r4:00000001 [ 1333.763510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.763550][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1333.763576][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.763606][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.763633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.763692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.784111][ T32] r4:85421280 [ 1333.784688][ T32] INFO: task kworker/0:556:4550 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.784738][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.784833][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.784901][ T32] Call trace: [ 1333.784983][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.785050][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.785075][ T32] r4:00000000 [ 1333.785094][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.785134][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.785185][ T32] 1d20: d588d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.785218][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.785243][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.785290][ T32] r5:80070013 r4:80239bb0 [ 1333.785321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.785366][ T32] r4:82ac21e4 [ 1333.785385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.785427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.785450][ T32] r4:e0581dc0 [ 1333.785480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.785524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.785573][ T32] r4:00000000 [ 1333.785597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.785644][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.785675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.785720][ T32] r5:00001000 r4:dfab3000 [ 1333.785740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.785800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.785845][ T32] r5:8502638c r4:85026000 [ 1333.785866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.785937][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.785961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.786009][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.786033][ T32] r4:8509f580 [ 1333.786052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.786119][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.786142][ T32] r4:00000001 [ 1333.786162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.786197][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.786223][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.786453][ T32] INFO: task kworker/0:557:4552 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.786717][ T32] r4:8546bc00 ** 4 printk messages dropped ** [ 1333.786979][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 ** 4 printk messages dropped ** [ 1333.787256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421340 ** 6 printk messages dropped ** [ 1333.787492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.787537][ T32] r5:85363b8c r4:85363800 [ 1333.787557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.787667][ T32] r10:61c88647 r9:8546bc00 r8:8540eb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.787825][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) ** 6 printk messages dropped ** [ 1333.788248][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.788751][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.788922][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1333.789166][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1333.789361][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1333.789544][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.789678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.789874][ T32] task:kworker/0:558 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.790319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 ** 5 printk messages dropped ** [ 1333.790514][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.790717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1333.790776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.791046][ T32] r4:00000001 [ 1333.791065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.791099][ T32] Exception stack(0xeb081fb0 to 0xeb081ff8) [ 1333.791125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.791154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.791181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.791264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.791303][ T32] r4:85421300 [ 1333.791554][ T32] INFO: task kworker/0:558:4554 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.791587][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.791641][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.791683][ T32] Call trace: [ 1333.791712][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.791760][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.791804][ T32] r4:00000000 [ 1333.791845][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.791888][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.791931][ T32] 1d20: d588d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.791992][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.792063][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.792153][ T32] r5:80070013 r4:80239bb0 [ 1333.792181][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.792221][ T32] r4:82ac21e4 [ 1333.792261][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.792372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.792399][ T32] r4:e0581dc0 [ 1333.792436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.792521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.792559][ T32] r4:00000000 [ 1333.792582][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.792627][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.792649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.792690][ T32] r5:00001000 r4:dfab3000 [ 1333.792710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.792759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.792805][ T32] r5:8502638c r4:85026000 [ 1333.792850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.792915][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.792937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.792982][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.793004][ T32] r4:8509f580 [ 1333.793064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.793139][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.793166][ T32] r4:00000001 [ 1333.793211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.793250][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.793331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.793374][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.793431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.793461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.793485][ T32] r4:8509db40 [ 1333.793506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.793534][ T32] INFO: task kworker/0:559:4555 blocked for more than 460 seconds. [ 1333.793581][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.793633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.793657][ T32] task:kworker/0:559 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.819675][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.819808][ T32] Call trace: [ 1333.819847][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.819908][ T32] r10:8291a684 r9:eb089d84 r8:00000002 r7:60000113 r6:eb089d8c r5:8546d400 [ 1333.819931][ T32] r4:8546d400 [ 1333.819977][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.820024][ T32] r5:8546d400 r4:8291a680 [ 1333.820045][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.820084][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.820126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 [ 1333.820149][ T32] r4:00000000 [ 1333.820168][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.820202][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.820262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.820379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854214c0 [ 1333.820405][ T32] r4:00000000 [ 1333.820440][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.820492][ T32] r9:83018005 r8:8546d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1333.820515][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.820557][ T32] r5:00001000 r4:eb079000 [ 1333.820582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.820623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.820666][ T32] r5:85363f8c r4:85363c00 [ 1333.820686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.820731][ T32] r7:dddced80 r6:83018000 r5:85363f8c r4:8540ec00 [ 1333.820753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.820837][ T32] r10:61c88647 r9:8546d400 r8:8540ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.820864][ T32] r4:8540ec00 [ 1333.820885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.820941][ T32] r10:00000000 r9:8540ec00 r8:80287e08 r7:eb081e60 r6:853d4c80 r5:8546d400 [ 1333.820966][ T32] r4:00000001 [ 1333.820986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.821023][ T32] Exception stack(0xeb089fb0 to 0xeb089ff8) [ 1333.821052][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.821178][ T32] r4:85421300 ** 3 printk messages dropped ** [ 1333.821767][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.822012][ T32] 1d20: d5db4000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1333.822235][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1333.822621][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1333.822993][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.823184][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.823593][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.837097][ T32] r5:8546a400 r4:8291a680 ** 3 printk messages dropped ** [ 1333.837265][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.837520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421880 ** 6 printk messages dropped ** [ 1333.837904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.838166][ T32] r7:dddced80 r6:83018000 r5:8536cb8c r4:8540ec80 ** 4 printk messages dropped ** [ 1333.838580][ T32] r10:00000000 r9:8540ec80 r8:80287e08 r7:eb081e60 r6:853d4d00 r5:8546a400 ** 7 printk messages dropped ** [ 1333.838884][ T32] r4:85421540 ** 3 printk messages dropped ** [ 1333.839565][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.839804][ T32] 1d20: d64a9000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 6 printk messages dropped ** [ 1333.840141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1333.840287][ T32] r4:00000000 [ 1333.840382][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.840440][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.840464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.840523][ T32] r5:00001000 r4:dfab3000 [ 1333.840583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.840732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.840782][ T32] r5:8502638c r4:85026000 [ 1333.840810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.840857][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.840879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.840924][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.840946][ T32] r4:8509f580 [ 1333.840965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.841034][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.841073][ T32] r4:00000001 [ 1333.841096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.841133][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.841159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.841212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.841245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.841281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.841311][ T32] r4:8509db40 [ 1333.841333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.841362][ T32] INFO: task kworker/0:561:4559 blocked for more than 460 seconds. [ 1333.841395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.841419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.841440][ T32] task:kworker/0:561 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.841489][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.841535][ T32] Call trace: [ 1333.841578][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.841629][ T32] r10:8291a684 r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:85468000 [ 1333.841689][ T32] r4:85468000 [ 1333.841713][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.841781][ T32] r5:85468000 r4:8291a680 [ 1333.841804][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.841844][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.841885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 [ 1333.841907][ T32] r4:00000000 [ 1333.841925][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.841998][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.842036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.842103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421680 [ 1333.842137][ T32] r4:00000000 [ 1333.842158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.842203][ T32] r9:83018005 r8:85468000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1333.842225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.842266][ T32] r5:00001000 r4:eb095000 [ 1333.842297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.842361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.842407][ T32] r5:8536c78c r4:8536c400 [ 1333.842428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.842477][ T32] r7:dddced80 r6:83018000 r5:8536c78c r4:8540ed00 [ 1333.842499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.842545][ T32] r10:61c88647 r9:85468000 r8:8540ed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.842567][ T32] r4:8540ed00 [ 1333.842638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.842688][ T32] r10:00000000 r9:8540ed00 r8:80287e08 r7:eb09de60 r6:853d4d80 r5:85468000 [ 1333.842795][ T32] r4:00000001 [ 1333.842818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.842856][ T32] Exception stack(0xeb0a1fb0 to 0xeb0a1ff8) [ 1333.842906][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.842938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.842965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.842994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.843016][ T32] r4:85421540 [ 1333.843351][ T32] INFO: task kworker/0:561:4559 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.843387][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.843443][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.843485][ T32] Call trace: [ 1333.843542][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.843598][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.843626][ T32] r4:00000000 [ 1333.843659][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.869510][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.869672][ T32] 1d20: d6a78000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.869759][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.869814][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.869888][ T32] r5:80070013 r4:80239bb0 [ 1333.869943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.870066][ T32] r4:82ac21e4 [ 1333.870115][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.870205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.870253][ T32] r4:e0581dc0 [ 1333.870310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.870395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.870443][ T32] r4:00000000 [ 1333.870520][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.870581][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.870639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.870711][ T32] r5:00001000 r4:dfab3000 [ 1333.870759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.870803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.870845][ T32] r5:8502638c r4:85026000 [ 1333.870866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.870914][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.870937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.871017][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.871074][ T32] r4:8509f580 [ 1333.871099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.871147][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1333.871241][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 3 printk messages dropped ** [ 1333.871475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1333.871736][ T32] task:kworker/0:562 state:D stack:0 pid:4561 tgid:4561 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.872071][ T32] r4:8546ec00 ** 2 printk messages dropped ** [ 1333.872157][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.872571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.873044][ T32] r5:00001000 r4:dfd7b000 ** 1 printk messages dropped ** [ 1333.873202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.873616][ T32] r10:61c88647 r9:8546ec00 r8:8540edac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.880291][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) [ 1333.880362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.880427][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.880456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.880486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.880509][ T32] r4:854219c0 [ 1333.880973][ T32] INFO: task kworker/0:562:4561 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.881015][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.881280][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.881383][ T32] Call trace: [ 1333.881445][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.881522][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.881553][ T32] r4:00000000 [ 1333.881573][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.881618][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.881680][ T32] 1d20: d6a78000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.881741][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.881773][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.881828][ T32] r5:80070013 r4:80239bb0 [ 1333.882088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.882135][ T32] r4:82ac21e4 [ 1333.882171][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.882264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.882390][ T32] r4:e0581dc0 [ 1333.882472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.882593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.882649][ T32] r4:00000000 [ 1333.882690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.882785][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.882890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.882940][ T32] r5:00001000 r4:dfab3000 [ 1333.882963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.883003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.883076][ T32] r5:8502638c r4:85026000 [ 1333.883102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.883150][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.883172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.883218][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.883260][ T32] r4:8509f580 [ 1333.883337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.883441][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.883525][ T32] r4:00000001 [ 1333.883588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.883694][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.897470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.897581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.897613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.897648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.897671][ T32] r4:8509db40 [ 1333.897697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.897729][ T32] INFO: task kworker/0:563:4563 blocked for more than 460 seconds. [ 1333.897762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.897787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.897814][ T32] task:kworker/0:563 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.897903][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.897967][ T32] Call trace: [ 1333.898000][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.898140][ T32] r5:84a6b000 r4:8291a680 ** 2 printk messages dropped ** [ 1333.898289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 ** 8 printk messages dropped ** [ 1333.898649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.898885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1333.899016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.899383][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.899687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.899753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.899785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.899810][ T32] r4:854219c0 [ 1333.900344][ T32] INFO: task kworker/0:563:4563 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.900422][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.900792][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.900878][ T32] Call trace: [ 1333.900912][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.900964][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.901014][ T32] r4:00000000 [ 1333.901046][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.901088][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.901117][ T32] 1d20: d6c8e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.901147][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.901252][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.901283][ T32] r5:80070013 r4:80239bb0 [ 1333.901304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.901345][ T32] r4:82ac21e4 [ 1333.901365][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.901424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.901468][ T32] r4:e0581dc0 [ 1333.901490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.901532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.901554][ T32] r4:00000000 [ 1333.901591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.901683][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.901736][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.901830][ T32] r5:00001000 r4:dfab3000 [ 1333.901879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.901959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.902052][ T32] r5:8502638c r4:85026000 [ 1333.902100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.902195][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.902259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.902355][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.902406][ T32] r4:8509f580 [ 1333.902477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.902588][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.902640][ T32] r4:00000001 [ 1333.902680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1333.902802][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.903068][ T32] r4:8509db40 [ 1333.903109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.903191][ T32] INFO: task kworker/0:564:4566 blocked for more than 460 seconds. [ 1333.903261][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.903313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.903357][ T32] task:kworker/0:564 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.903446][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.903533][ T32] Call trace: [ 1333.903659][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.921396][ T32] r10:8291a684 r9:eb099d84 r8:00000002 r7:60000113 r6:eb099d8c r5:84a6c800 [ 1333.921524][ T32] r4:84a6c800 [ 1333.921594][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.921726][ T32] r5:84a6c800 r4:8291a680 [ 1333.921752][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.921795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.921839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 [ 1333.921864][ T32] r4:00000000 [ 1333.921885][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.921920][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.921959][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.922003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85428000 [ 1333.922026][ T32] r4:00000000 [ 1333.922046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.922094][ T32] r9:83018005 r8:84a6c800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1333.922117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.922163][ T32] r5:00001000 r4:eab55000 [ 1333.922185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.922242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.922302][ T32] r5:8536e38c r4:8536e000 [ 1333.922324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.922373][ T32] r7:dddced80 r6:83018000 r5:8536e38c r4:8540ef00 [ 1333.922396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.922535][ T32] r10:00000000 r9:8540ef00 r8:80287e08 r7:eb065e60 r6:8540ef80 r5:84a6c800 ** 7 printk messages dropped ** [ 1333.922981][ T32] r4:85421a00 ** 5 printk messages dropped ** [ 1333.923691][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1333.930992][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.931019][ T32] r5:80070013 r4:80239bb0 [ 1333.931041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.931085][ T32] r4:82ac21e4 [ 1333.931104][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.931146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.931168][ T32] r4:e0581dc0 [ 1333.931187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.931229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.931251][ T32] r4:00000000 [ 1333.931271][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.931326][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.931349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.931392][ T32] r5:00001000 r4:dfab3000 [ 1333.931412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.931450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.931493][ T32] r5:8502638c r4:85026000 [ 1333.931515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.931561][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.931583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.931630][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.931652][ T32] r4:8509f580 [ 1333.931671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.931716][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.931739][ T32] r4:00000001 [ 1333.931759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.931794][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.931900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.931937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.931964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.931994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.932019][ T32] r4:8509db40 [ 1333.932043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.932075][ T32] INFO: task kworker/1:156:4568 blocked for more than 460 seconds. [ 1333.932208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.932339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.932424][ T32] task:kworker/1:156 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.932665][ T32] r4:84a6d400 ** 3 printk messages dropped ** [ 1333.932789][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.933162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1580 ** 4 printk messages dropped ** [ 1333.933326][ T32] r5:00001000 r4:e0551000 ** 1 printk messages dropped ** [ 1333.933447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.933492][ T32] r5:84875b8c r4:84875800 [ 1333.933512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.933584][ T32] r7:ddde2d80 r6:83018200 r5:84875b8c r4:853d4e80 ** 1 printk messages dropped ** [ 1333.933657][ T32] r10:61c88647 r9:84a6d400 r8:853d4eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.948990][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.949707][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.950269][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.950409][ T32] 1d20: d745b000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 6 printk messages dropped ** [ 1333.950776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1333.951333][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.951595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.951790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.952282][ T32] r5:8502638c r4:85026000 [ 1333.952376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.952474][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.952518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.952619][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.952674][ T32] r4:8509f580 [ 1333.952720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.952798][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1333.952854][ T32] r4:00000001 [ 1333.952885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.952933][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1333.952991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.953047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.953080][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.953181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.953210][ T32] r4:8509db40 [ 1333.953258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.953297][ T32] INFO: task kworker/0:565:4569 blocked for more than 460 seconds. [ 1333.953353][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.953409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.953466][ T32] task:kworker/0:565 state:D stack:0 pid:4569 tgid:4569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.953575][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.953681][ T32] Call trace: [ 1333.964462][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.964624][ T32] r10:8291a684 r9:eadc9d84 r8:00000002 r7:60000013 r6:eadc9d8c r5:83920000 [ 1333.964687][ T32] r4:83920000 [ 1333.964736][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.964824][ T32] r5:83920000 r4:8291a680 [ 1333.964866][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.964952][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.965035][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 [ 1333.965083][ T32] r4:00000000 [ 1333.965155][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.965262][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.965352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.965443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fc340 [ 1333.965502][ T32] r4:00000000 [ 1333.965550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.965677][ T32] r9:83018005 r8:83920000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1333.965735][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.965832][ T32] r5:00001000 r4:e0825000 [ 1333.965880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.965957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.966041][ T32] r5:8536db8c r4:8536d800 [ 1333.966114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.966211][ T32] r7:dddced80 r6:83018000 r5:8536db8c r4:8542d080 [ 1333.966258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.966420][ T32] r10:61c88647 r9:83920000 r8:8542d0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.966477][ T32] r4:8542d080 [ 1333.966527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.966633][ T32] r10:00000000 r9:8542d080 r8:80287e08 r7:eb099e60 r6:853d4f00 r5:83920000 [ 1333.966691][ T32] r4:00000001 [ 1333.966736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.966820][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1333.966898][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.966981][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.967059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.967127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.967201][ T32] r4:85421dc0 [ 1333.967700][ T32] INFO: task kworker/0:565:4569 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1333.967814][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.967918][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.968031][ T32] Call trace: [ 1333.968118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.968216][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1333.968281][ T32] r4:00000000 [ 1333.968364][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.968453][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1333.968518][ T32] 1d20: d745b000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1333.968553][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1333.968580][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1333.968613][ T32] r5:80070013 r4:80239bb0 [ 1333.968637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.968696][ T32] r4:82ac21e4 [ 1333.968746][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.968801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1333.968840][ T32] r4:e0581dc0 [ 1333.968882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.968930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1333.968954][ T32] r4:00000000 [ 1333.968975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.969022][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.969068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.969127][ T32] r5:00001000 r4:dfab3000 [ 1333.969173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.969251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.969343][ T32] r5:8502638c r4:85026000 [ 1333.969391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.969455][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1333.969480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.969576][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.969605][ T32] r4:8509f580 [ 1333.969656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1333.969770][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.969966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.970529][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.971021][ T32] r5:852bec00 r4:8291a680 ** 5 printk messages dropped ** [ 1333.971292][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1333.971804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.971892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.972182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.972375][ T32] r4:853d4f80 ** 1 printk messages dropped ** [ 1333.972495][ T32] r10:00000000 r9:853d4f80 r8:80287e08 r7:eade5e60 r6:83864f00 r5:852bec00 ** 4 printk messages dropped ** [ 1333.972740][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.973166][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1334.004449][ T32] 1d20: d7a6f000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 4 printk messages dropped ** [ 1334.004707][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1334.004783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1334.004933][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.005128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.005296][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1334.005543][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1334.006540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.006653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.006726][ T32] r4:8509db40 [ 1334.006787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.006845][ T32] INFO: task kworker/0:566:4574 blocked for more than 460 seconds. [ 1334.006887][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.007565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.007610][ T32] task:kworker/0:566 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.007765][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.007872][ T32] Call trace: [ 1334.008458][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.008517][ T32] r10:8291a684 r9:eae0dd84 r8:00000002 r7:60000013 r6:eae0dd8c r5:852be000 [ 1334.008542][ T32] r4:852be000 [ 1334.008565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.008937][ T32] r5:852be000 r4:8291a680 [ 1334.008961][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.009026][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.009073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 [ 1334.009143][ T32] r4:00000000 [ 1334.009166][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.009260][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.009307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.009348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854217c0 [ 1334.009376][ T32] r4:00000000 [ 1334.009472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.009521][ T32] r9:83018005 r8:852be000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1334.009543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.009585][ T32] r5:00001000 r4:eaa57000 [ 1334.009680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.009735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.009779][ T32] r5:8536df8c r4:8536dc00 [ 1334.009884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.009934][ T32] r7:dddced80 r6:83018000 r5:8536df8c r4:8542d100 [ 1334.009957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.010005][ T32] r10:61c88647 r9:852be000 r8:8542d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.010029][ T32] r4:8542d100 [ 1334.010172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.010221][ T32] r10:00000000 r9:8542d100 r8:80287e08 r7:eb099e60 r6:832d2000 r5:852be000 [ 1334.010284][ T32] r4:00000001 [ 1334.010331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.010371][ T32] Exception stack(0xeae0dfb0 to 0xeae0dff8) [ 1334.010419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.010503][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.010534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.010564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.010588][ T32] r4:853fcb80 [ 1334.011088][ T32] INFO: task kworker/0:566:4574 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.011129][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.011294][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.011358][ T32] Call trace: [ 1334.011390][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.011439][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.011558][ T32] r4:00000000 [ 1334.011582][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.011622][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.011673][ T32] 1d20: d7a6f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.011706][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.011732][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.011757][ T32] r5:80070013 r4:80239bb0 [ 1334.011873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.011922][ T32] r4:82ac21e4 [ 1334.012073][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.012119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.012143][ T32] r4:e0581dc0 [ 1334.012163][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.012204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.012227][ T32] r4:00000000 [ 1334.012247][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.012335][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.012361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.012404][ T32] r5:00001000 r4:dfab3000 [ 1334.012424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.012463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.012505][ T32] r5:8502638c r4:85026000 [ 1334.012526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.012571][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.012640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.012700][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.012722][ T32] r4:8509f580 [ 1334.012742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.012786][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.012808][ T32] r4:00000001 [ 1334.012876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.012916][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.012943][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.012976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.013004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.013033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.013055][ T32] r4:8509db40 [ 1334.013074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.013100][ T32] INFO: task kworker/1:158:4577 blocked for more than 460 seconds. [ 1334.013130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.013153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.013175][ T32] task:kworker/1:158 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.013220][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.013262][ T32] Call trace: [ 1334.013302][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1334.013579][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.035181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.035323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.035841][ T32] r4:854a0000 ** 4 printk messages dropped ** [ 1334.036018][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) ** 6 printk messages dropped ** [ 1334.036708][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.037350][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.037500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1334.038014][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1334.038382][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1334.038711][ T32] INFO: task kworker/1:159:4580 blocked for more than 460 seconds. ** 6 printk messages dropped ** [ 1334.039073][ T32] r10:8291a684 r9:eae75d84 r8:00000002 r7:60000113 r6:eae75d8c r5:85501800 [ 1334.039097][ T32] r4:85501800 [ 1334.039118][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.039162][ T32] r5:85501800 r4:8291a680 [ 1334.039205][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.039252][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.039326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 [ 1334.039377][ T32] r4:00000000 [ 1334.039401][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.039438][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.039471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.039533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ae380 [ 1334.039560][ T32] r4:00000000 [ 1334.039651][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.039725][ T32] r9:83018205 r8:85501800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1334.039844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.039890][ T32] r5:00001000 r4:eac89000 [ 1334.039930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.039997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.040134][ T32] r5:84874f8c r4:84874c00 [ 1334.040158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.040204][ T32] r7:ddde2d80 r6:83018200 r5:84874f8c r4:854a0100 [ 1334.040226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.040288][ T32] r10:61c88647 r9:85501800 r8:854a012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.040336][ T32] r4:854a0100 [ 1334.040406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.040455][ T32] r10:00000000 r9:854a0100 r8:80287e08 r7:eae1de60 r6:854a0180 r5:85501800 [ 1334.040490][ T32] r4:00000001 [ 1334.040536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.040575][ T32] Exception stack(0xeae75fb0 to 0xeae75ff8) [ 1334.040614][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.040646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.040676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.041100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.041147][ T32] r4:854a1a00 [ 1334.041469][ T32] INFO: task kworker/1:159:4580 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.041507][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.041588][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.041647][ T32] Call trace: [ 1334.041706][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.041767][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.041793][ T32] r4:00000000 [ 1334.041813][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.041851][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.041878][ T32] 1d20: d7d29000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.041906][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.042005][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.042284][ T32] r5:80070013 r4:80239bb0 [ 1334.042310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.042353][ T32] r4:82ac21e4 [ 1334.042374][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.042416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.042438][ T32] r4:e0581dc0 [ 1334.042480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.042525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.042547][ T32] r4:00000000 [ 1334.042590][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.042637][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.042676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.042741][ T32] r5:00001000 r4:dfab3000 [ 1334.042776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.042819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.042863][ T32] r5:8502638c r4:85026000 [ 1334.042896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.042946][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.042968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.043013][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.043035][ T32] r4:8509f580 [ 1334.043123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.043173][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.043196][ T32] r4:00000001 [ 1334.043220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.043257][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.043413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.043446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.043582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.043621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.043645][ T32] r4:8509db40 [ 1334.043665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.043691][ T32] INFO: task kworker/0:567:4581 blocked for more than 460 seconds. [ 1334.043772][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1334.071104][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.071535][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.071933][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.072157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.072380][ T32] r7:dddced80 r6:83018000 r5:8536eb8c r4:8542d180 ** 4 printk messages dropped ** [ 1334.072696][ T32] r10:00000000 r9:8542d180 r8:80287e08 r7:eb099e60 r6:854a0200 r5:85502400 ** 9 printk messages dropped ** [ 1334.073674][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.086861][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.087578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1334.087946][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1334.088339][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1334.088715][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1334.088970][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.089359][ T32] r5:85503000 r4:8291a680 ** 5 printk messages dropped ** [ 1334.089611][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.090040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.090228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.090613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.092059][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.092347][ T32] r4:00000000 [ 1334.092540][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.092830][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.092862][ T32] 1d20: d84b8000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.092891][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.092916][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.092940][ T32] r5:80070013 r4:80239bb0 [ 1334.092982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.093062][ T32] r4:82ac21e4 [ 1334.093093][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.093172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.093222][ T32] r4:e0581dc0 [ 1334.093247][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.093295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.093347][ T32] r4:00000000 [ 1334.093382][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.093479][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.093517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.093564][ T32] r5:00001000 r4:dfab3000 [ 1334.093584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.093776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.117965][ T32] r5:8502638c r4:85026000 [ 1334.118050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.118135][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.118185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.118239][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.118263][ T32] r4:8509f580 [ 1334.118289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.118340][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.118363][ T32] r4:00000001 [ 1334.118408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.118495][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.118564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.118624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.118655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.118687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.118710][ T32] r4:8509db40 [ 1334.118733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.118787][ T32] INFO: task kworker/0:569:4585 blocked for more than 460 seconds. [ 1334.118834][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.118859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.118882][ T32] task:kworker/0:569 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.118940][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.118985][ T32] Call trace: [ 1334.119074][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.119137][ T32] r10:8291a684 r9:eb0b5d84 r8:00000002 r7:60000113 r6:eb0b5d8c r5:85504800 [ 1334.119213][ T32] r4:85504800 [ 1334.119268][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.119364][ T32] r5:85504800 r4:8291a680 [ 1334.119470][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.119585][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.119648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 [ 1334.119675][ T32] r4:00000000 [ 1334.119696][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.119772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.119865][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.120092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85428780 [ 1334.120142][ T32] r4:00000000 [ 1334.120170][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.120219][ T32] r9:83018005 r8:85504800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1334.120265][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.120369][ T32] r5:00001000 r4:eac05000 [ 1334.120415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.120496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.120569][ T32] r5:8536fb8c r4:8536f800 [ 1334.120594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.120640][ T32] r7:dddced80 r6:83018000 r5:8536fb8c r4:8542d280 [ 1334.120661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.120706][ T32] r10:61c88647 r9:85504800 r8:8542d2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.120730][ T32] r4:8542d280 [ 1334.120751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.120796][ T32] r10:00000000 r9:8542d280 r8:80287e08 r7:eae95e60 r6:854a0300 r5:85504800 [ 1334.120819][ T32] r4:00000001 [ 1334.120838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1334.121045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.121936][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1334.122139][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.122374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1334.122915][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1334.123326][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.123627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.136566][ T32] task:kworker/0:570 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.137742][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1334.137890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85428440 [ 1334.137940][ T32] r4:00000000 [ 1334.137975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.138066][ T32] r9:83018005 r8:85505400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1334.138117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.138199][ T32] r5:00001000 r4:eabcf000 [ 1334.138240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.138350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.138448][ T32] r5:8536ef8c r4:8536ec00 [ 1334.138497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.138589][ T32] r7:dddced80 r6:83018000 r5:8536ef8c r4:8542d300 [ 1334.138633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.138743][ T32] r10:61c88647 r9:85505400 r8:8542d32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.138828][ T32] r4:8542d300 [ 1334.138902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.138997][ T32] r10:00000000 r9:8542d300 r8:80287e08 r7:eb0b5e60 r6:854a0380 r5:85505400 [ 1334.139041][ T32] r4:00000001 [ 1334.139080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.139154][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) [ 1334.139228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.139319][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.139383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.139440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.139536][ T32] r4:85428240 [ 1334.140245][ T32] INFO: task kworker/0:570:4586 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.140339][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.140453][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.140540][ T32] Call trace: [ 1334.140607][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.140707][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.140753][ T32] r4:00000000 [ 1334.140795][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.140868][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.140924][ T32] 1d20: d88a5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.140982][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.141032][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.141082][ T32] r5:80070013 r4:80239bb0 [ 1334.141138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.141220][ T32] r4:82ac21e4 [ 1334.141261][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.141377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.141452][ T32] r4:e0581dc0 [ 1334.141502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.141585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.141629][ T32] r4:00000000 [ 1334.141673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.141758][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.141803][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.141909][ T32] r5:00001000 r4:dfab3000 [ 1334.141964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.142038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.142140][ T32] r5:8502638c r4:85026000 [ 1334.142212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.142320][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.142366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.142463][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1334.142645][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1334.143170][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1334.143569][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.164714][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.165089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.165196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.165509][ T32] r10:00000000 r9:8542d380 r8:80287e08 r7:eb0b5e60 r6:854a0400 r5:85500c00 ** 9 printk messages dropped ** [ 1334.166252][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.166795][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1334.166980][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1334.167403][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.167426][ T32] r4:8509f580 [ 1334.167445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.167489][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.167512][ T32] r4:00000001 [ 1334.167535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.167618][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.167649][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.167679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.167706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.167734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.167756][ T32] r4:8509db40 [ 1334.167790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.167850][ T32] INFO: task kworker/0:572:4590 blocked for more than 460 seconds. [ 1334.167887][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.167911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.167933][ T32] task:kworker/0:572 state:D stack:0 pid:4590 tgid:4590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.168023][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.168145][ T32] Call trace: [ 1334.168287][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.168357][ T32] r10:8291a684 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:85503c00 [ 1334.168382][ T32] r4:85503c00 [ 1334.168446][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.168508][ T32] r5:85503c00 r4:8291a680 [ 1334.168532][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.168572][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.168614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 1334.168659][ T32] r4:00000000 [ 1334.168704][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.168744][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.168801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.168858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854286c0 [ 1334.168931][ T32] r4:00000000 [ 1334.168956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.169036][ T32] r9:83018005 r8:85503c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1334.169061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.169105][ T32] r5:00001000 r4:eabf5000 [ 1334.169126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.169167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.169209][ T32] r5:8536f78c r4:8536f400 [ 1334.169231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.169305][ T32] r7:dddced80 r6:83018000 r5:8536f78c r4:8542d400 [ 1334.169337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.169435][ T32] r10:61c88647 r9:85503c00 r8:8542d42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.169469][ T32] r4:8542d400 [ 1334.169489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.169534][ T32] r10:00000000 r9:8542d400 r8:80287e08 r7:eb0b5e60 r6:854a0480 r5:85503c00 [ 1334.169628][ T32] r4:00000001 [ 1334.169652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.169703][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) [ 1334.169736][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.169765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.170213][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.170834][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.171125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 7 printk messages dropped ** [ 1334.171485][ T32] r5:8502638c r4:85026000 ** 5 printk messages dropped ** [ 1334.171685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1334.171998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.172439][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.172751][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.173114][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.173387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.173432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.173641][ T32] r4:8542d480 ** 4 printk messages dropped ** [ 1334.206957][ T32] Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) ** 6 printk messages dropped ** [ 1334.208037][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.209022][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.209360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 7 printk messages dropped ** [ 1334.209919][ T32] r5:8502638c r4:85026000 [ 1334.209964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.210055][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.210107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.210202][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.210263][ T32] r4:8509f580 [ 1334.210311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.210402][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.210455][ T32] r4:00000001 [ 1334.210524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.210600][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.210669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.210731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.210793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.210855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.210908][ T32] r4:8509db40 [ 1334.210981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.211042][ T32] INFO: task kworker/0:574:4595 blocked for more than 460 seconds. [ 1334.211103][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.211155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.211201][ T32] task:kworker/0:574 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.211302][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.211399][ T32] Call trace: [ 1334.211475][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.211574][ T32] r10:8291a684 r9:eb0ddd84 r8:00000002 r7:60000013 r6:eb0ddd8c r5:85508000 [ 1334.211641][ T32] r4:85508000 [ 1334.211708][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.211795][ T32] r5:85508000 r4:8291a680 [ 1334.211861][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.211944][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.212033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 [ 1334.212083][ T32] r4:00000000 [ 1334.212123][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.212205][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.212323][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.212442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854289c0 [ 1334.212523][ T32] r4:00000000 [ 1334.212580][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.212673][ T32] r9:83018005 r8:85508000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1334.212709][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.212755][ T32] r5:00001000 r4:eac31000 [ 1334.212776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.212815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.212901][ T32] r5:8551438c r4:85514000 [ 1334.212943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.213043][ T32] r7:dddced80 r6:83018000 r5:8551438c r4:8542d500 [ 1334.213095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.213217][ T32] r10:61c88647 r9:85508000 r8:8542d52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.213268][ T32] r4:8542d500 [ 1334.213321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.213407][ T32] r10:00000000 r9:8542d500 r8:80287e08 r7:eb0d5e60 r6:854a0580 r5:85508000 [ 1334.213472][ T32] r4:00000001 [ 1334.213533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.213609][ T32] Exception stack(0xeb0ddfb0 to 0xeb0ddff8) [ 1334.213676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.231937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.232104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.232215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.232252][ T32] r4:85428880 [ 1334.232836][ T32] INFO: task kworker/0:574:4595 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.232913][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.232993][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.233061][ T32] Call trace: [ 1334.233166][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.233229][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.233255][ T32] r4:00000000 [ 1334.233314][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.233403][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.233436][ T32] 1d20: d90d4000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.233468][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.233493][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.233517][ T32] r5:80070013 r4:80239bb0 [ 1334.233567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.233660][ T32] r4:82ac21e4 [ 1334.233767][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.244633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.244713][ T32] r4:e0581dc0 [ 1334.244764][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.244863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.244891][ T32] r4:00000000 [ 1334.244913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.244962][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.244985][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.245068][ T32] r5:00001000 r4:dfab3000 [ 1334.245121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.245225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.245328][ T32] r5:8502638c r4:85026000 ** 1 printk messages dropped ** [ 1334.245514][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1334.245802][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.246018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.246530][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.247144][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.247539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f6100 ** 6 printk messages dropped ** [ 1334.248073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.248254][ T32] r7:dddced80 r6:83018000 r5:8551538c r4:8542d580 ** 4 printk messages dropped ** [ 1334.248569][ T32] r10:00000000 r9:8542d580 r8:80287e08 r7:eb0dde60 r6:854a0600 r5:8550a400 ** 6 printk messages dropped ** [ 1334.248978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.250082][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1334.250568][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.250685][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1334.250913][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1334.251419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1334.251871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.252415][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.252912][ T32] r5:8550b000 r4:8291a680 ** 3 printk messages dropped ** [ 1334.253086][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.253258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85428c40 ** 1 printk messages dropped ** [ 1334.253308][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.253350][ T32] r9:83018005 r8:8550b000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1334.253371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.253412][ T32] r5:00001000 r4:eac45000 [ 1334.253432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.253478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.253541][ T32] r5:8551478c r4:85514400 [ 1334.253563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.253635][ T32] r7:dddced80 r6:83018000 r5:8551478c r4:8542d600 [ 1334.253658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.254017][ T32] r10:61c88647 r9:8550b000 r8:8542d62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.274252][ T32] r4:8542d600 [ 1334.274334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.274414][ T32] r10:00000000 r9:8542d600 r8:80287e08 r7:eb0e1e60 r6:854a0680 r5:8550b000 [ 1334.274454][ T32] r4:00000001 [ 1334.274490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.274544][ T32] Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) [ 1334.274578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.274608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.274636][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.274665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.274687][ T32] r4:85428a00 [ 1334.275382][ T32] INFO: task kworker/0:576:4598 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.275463][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.275621][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.275714][ T32] Call trace: [ 1334.275823][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.275947][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.275983][ T32] r4:00000000 [ 1334.276005][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.276068][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.276100][ T32] 1d20: d95dc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.276153][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.276209][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.276238][ T32] r5:80070013 r4:80239bb0 [ 1334.276261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.276331][ T32] r4:82ac21e4 [ 1334.276353][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.276409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.276464][ T32] r4:e0581dc0 [ 1334.276515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.276602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.276648][ T32] r4:00000000 [ 1334.276689][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.276794][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.276844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.276935][ T32] r5:00001000 r4:dfab3000 [ 1334.276979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.277055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.277145][ T32] r5:8502638c r4:85026000 [ 1334.277190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.277302][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.277360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.277451][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.277496][ T32] r4:8509f580 [ 1334.277541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.277663][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.277720][ T32] r4:00000001 [ 1334.277779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.277857][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.277916][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.277976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.278027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.278082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.278138][ T32] r4:8509db40 [ 1334.278181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.278236][ T32] INFO: task kworker/0:577:4601 blocked for more than 460 seconds. [ 1334.278307][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.278365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.278435][ T32] task:kworker/0:577 state:D stack:0 pid:4601 tgid:4601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.278493][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.278559][ T32] Call trace: [ 1334.278602][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.278652][ T32] r10:8291a684 r9:eb0e9d84 r8:00000002 r7:60000013 r6:eb0e9d8c r5:8550bc00 [ 1334.278674][ T32] r4:8550bc00 [ 1334.278694][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.278736][ T32] r5:8550bc00 r4:8291a680 [ 1334.278835][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.278878][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.279042][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 [ 1334.279070][ T32] r4:00000000 [ 1334.279112][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.279151][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.279184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.279290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85428d40 [ 1334.279320][ T32] r4:00000000 [ 1334.279340][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.279410][ T32] r9:83018005 r8:8550bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 3 printk messages dropped ** [ 1334.279667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.279849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.280219][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.280441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.280480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.280542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.280591][ T32] r4:85428dc0 [ 1334.280941][ T32] INFO: task kworker/0:577:4601 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.281009][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.281110][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.281167][ T32] Call trace: [ 1334.281208][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.281258][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.281305][ T32] r4:00000000 [ 1334.281334][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.281413][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.281476][ T32] 1d20: d95dc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.281533][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.281584][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.281615][ T32] r5:80070013 r4:80239bb0 [ 1334.281637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.281677][ T32] r4:82ac21e4 [ 1334.281724][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1334.281927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 6 printk messages dropped ** [ 1334.282168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.282504][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1334.282704][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.282984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1334.283371][ T32] r4:8550c800 ** 4 printk messages dropped ** [ 1334.283665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 ** 6 printk messages dropped ** [ 1334.314824][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.315229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.315324][ T32] r5:85514f8c r4:85514c00 [ 1334.315368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.315627][ T32] r10:61c88647 r9:8550c800 r8:8542d72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.315984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.316941][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.317238][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1334.317544][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.317708][ T32] r4:e0581dc0 ** 3 printk messages dropped ** [ 1334.317938][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1334.318556][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1334.318863][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.319139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.319466][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.319826][ T32] r5:8550d400 r4:8291a680 ** 3 printk messages dropped ** [ 1334.320099][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.320261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab200 ** 4 printk messages dropped ** [ 1334.320573][ T32] r5:00001000 r4:df94f000 [ 1334.320594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.320656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.320730][ T32] r5:85515b8c r4:85515800 [ 1334.320765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.320862][ T32] r7:dddced80 r6:83018000 r5:85515b8c r4:8542d780 [ 1334.320910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.320970][ T32] r10:61c88647 r9:8550d400 r8:8542d7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.320994][ T32] r4:8542d780 [ 1334.321096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.321152][ T32] r10:00000000 r9:8542d780 r8:80287e08 r7:eb0e1e60 r6:854a0800 r5:8550d400 [ 1334.321224][ T32] r4:00000001 [ 1334.321257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.321341][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) [ 1334.321378][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.321437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.321473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.321504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.321531][ T32] r4:85428f80 [ 1334.321831][ T32] INFO: task kworker/0:579:4606 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.321879][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.321940][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.321989][ T32] Call trace: [ 1334.322042][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.322095][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.322146][ T32] r4:00000000 [ 1334.322169][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.322209][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.322237][ T32] 1d20: d9bd6000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.322266][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.322309][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.322334][ T32] r5:80070013 r4:80239bb0 [ 1334.322378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.322431][ T32] r4:82ac21e4 [ 1334.322453][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.322526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.322552][ T32] r4:e0581dc0 [ 1334.322571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.322613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.322634][ T32] r4:00000000 [ 1334.322660][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.322729][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.322772][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.322843][ T32] r5:00001000 r4:dfab3000 [ 1334.322888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.322983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.323054][ T32] r5:8502638c r4:85026000 [ 1334.323147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.323223][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.323251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.323344][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.323394][ T32] r4:8509f580 [ 1334.323445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.323660][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.323793][ T32] r4:00000001 [ 1334.350211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.350324][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.350408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.350443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.350471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.350502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.350530][ T32] r4:8509db40 [ 1334.350553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.350607][ T32] INFO: task kworker/0:580:4607 blocked for more than 460 seconds. [ 1334.350648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.350694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.350764][ T32] task:kworker/0:580 state:D stack:0 pid:4607 tgid:4607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.350850][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.350978][ T32] Call trace: [ 1334.351039][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.351103][ T32] r10:8291a684 r9:eb0f1d84 r8:00000002 r7:60000013 r6:eb0f1d8c r5:8550e000 [ 1334.351127][ T32] r4:8550e000 [ 1334.351147][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.351214][ T32] r5:8550e000 r4:8291a680 [ 1334.351236][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.351283][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1334.351606][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1334.352331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.352412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.352813][ T32] r4:8542d800 ** 2 printk messages dropped ** [ 1334.352974][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.353103][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.363569][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.364578][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1334.364875][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1334.365294][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1334.366040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1334.366653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.367231][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.367412][ T32] r5:8550ec00 r4:8291a680 [ 1334.367437][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.367494][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.367576][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 1334.367625][ T32] r4:00000000 [ 1334.367669][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.367736][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.367781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.367822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab400 [ 1334.367938][ T32] r4:00000000 [ 1334.367961][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.368022][ T32] r9:83018005 r8:8550ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1334.368053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.368128][ T32] r5:00001000 r4:dfc73000 [ 1334.368176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.368231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.368333][ T32] r5:8551638c r4:85516000 [ 1334.368447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.368504][ T32] r7:dddced80 r6:83018000 r5:8551638c r4:8542d880 [ 1334.368529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.368576][ T32] r10:61c88647 r9:8550ec00 r8:8542d8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.368626][ T32] r4:8542d880 [ 1334.368686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.368782][ T32] r10:00000000 r9:8542d880 r8:80287e08 r7:eb0d9e60 r6:854a0900 r5:8550ec00 [ 1334.368829][ T32] r4:00000001 [ 1334.368880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.368959][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 1334.369031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.369094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.369149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.369214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.369260][ T32] r4:854ab100 [ 1334.369982][ T32] INFO: task kworker/0:581:4609 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.370070][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.370182][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.370332][ T32] Call trace: [ 1334.370464][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.370543][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.370646][ T32] r4:00000000 [ 1334.370672][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.370714][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.370742][ T32] 1d20: d9f17000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.370795][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.370823][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.370846][ T32] r5:80070013 r4:80239bb0 [ 1334.370903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.370947][ T32] r4:82ac21e4 [ 1334.370994][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.371052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.371110][ T32] r4:e0581dc0 [ 1334.371159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.371255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.371314][ T32] r4:00000000 [ 1334.371358][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.371442][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.371483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.371563][ T32] r5:00001000 r4:dfab3000 [ 1334.371611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.371695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.371799][ T32] r5:8502638c r4:85026000 [ 1334.371838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.371926][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.371970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.372020][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.372108][ T32] r4:8509f580 [ 1334.372159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.372254][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.372331][ T32] r4:00000001 [ 1334.372375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.372466][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.372522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.372587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.372662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.372719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.372784][ T32] r4:8509db40 [ 1334.372841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.372890][ T32] INFO: task kworker/0:582:4611 blocked for more than 460 seconds. [ 1334.372949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.372999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.373042][ T32] task:kworker/0:582 state:D stack:0 pid:4611 tgid:4611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.373122][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.373173][ T32] Call trace: [ 1334.373258][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.373366][ T32] r10:8291a684 r9:eaf39d84 r8:00000002 r7:60000013 r6:eaf39d8c r5:85509800 [ 1334.373424][ T32] r4:85509800 [ 1334.373470][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.373559][ T32] r5:85509800 r4:8291a680 [ 1334.373600][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.373678][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.393589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 [ 1334.393633][ T32] r4:00000000 [ 1334.393680][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.394508][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.394575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.394619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab380 [ 1334.394643][ T32] r4:00000000 [ 1334.394663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.394707][ T32] r9:83018005 r8:85509800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1334.394745][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.394795][ T32] r5:00001000 r4:dfa37000 [ 1334.394840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.394982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.395029][ T32] r5:85515f8c r4:85515c00 [ 1334.395051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.395121][ T32] r7:dddced80 r6:83018000 r5:85515f8c r4:8542d900 [ 1334.395153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.395210][ T32] r10:61c88647 r9:85509800 r8:8542d92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.395547][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.396249][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.396509][ T32] 1d20: da28c000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1334.396837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 12 printk messages dropped ** [ 1334.397360][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1334.397532][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1334.397764][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1334.398161][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.398556][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.398912][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.399013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.399355][ T32] r10:00000000 r9:8542d980 r8:80287e08 r7:eaf01e60 r6:854a0a00 r5:85506c00 [ 1334.399380][ T32] r4:00000001 [ 1334.399422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.399461][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) [ 1334.399487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.399517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.399544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.399595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.399622][ T32] r4:854ab580 [ 1334.399878][ T32] INFO: task kworker/0:583:4613 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.399912][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.399967][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.400023][ T32] Call trace: [ 1334.400052][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.400100][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.400133][ T32] r4:00000000 [ 1334.400168][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.400211][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.400238][ T32] 1d20: da28c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.400267][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.400300][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.400457][ T32] r5:80070013 r4:80239bb0 [ 1334.400483][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.400525][ T32] r4:82ac21e4 [ 1334.400566][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.400635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.400679][ T32] r4:e0581dc0 [ 1334.400701][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.400743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.400810][ T32] r4:00000000 [ 1334.400834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.400902][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.400942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.400989][ T32] r5:00001000 r4:dfab3000 [ 1334.401010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.401048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.401088][ T32] r5:8502638c r4:85026000 [ 1334.401123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.401208][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.401238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.401298][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.401322][ T32] r4:8509f580 [ 1334.401342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.401400][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.401448][ T32] r4:00000001 [ 1334.401484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.401531][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.401557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.401618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.401663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.401709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.401782][ T32] r4:8509db40 [ 1334.401833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.401862][ T32] INFO: task kworker/0:584:4616 blocked for more than 460 seconds. [ 1334.401890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.401913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.401935][ T32] task:kworker/0:584 state:D stack:0 pid:4616 tgid:4616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.402003][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.402121][ T32] Call trace: [ 1334.402237][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.402311][ T32] r10:8291a684 r9:eafe5d84 r8:00000002 r7:60000013 r6:eafe5d8c r5:85506000 [ 1334.402339][ T32] r4:85506000 [ 1334.402359][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.402440][ T32] r5:85506000 r4:8291a680 [ 1334.402464][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.402549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 ** 9 printk messages dropped ** [ 1334.402931][ T32] r5:00001000 r4:dfff7000 ** 1 printk messages dropped ** [ 1334.402996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.403041][ T32] r5:8551678c r4:85516400 ** 2 printk messages dropped ** [ 1334.403129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.403451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.435061][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.435533][ T32] 1d20: da804000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 13 printk messages dropped ** [ 1334.436090][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.436509][ T32] r4:8509f580 [ 1334.436542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.436596][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.436642][ T32] r4:00000001 [ 1334.436677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.436738][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.436769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.436798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.436825][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.436877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.436903][ T32] r4:8509db40 [ 1334.436926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.436955][ T32] INFO: task kworker/0:585:4617 blocked for more than 460 seconds. [ 1334.436989][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.437013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.437034][ T32] task:kworker/0:585 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.437121][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.437213][ T32] Call trace: [ 1334.437257][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.437334][ T32] r10:8291a684 r9:eb041d84 r8:00000002 r7:60000013 r6:eb041d8c r5:85470000 [ 1334.437362][ T32] r4:85470000 [ 1334.437478][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.437575][ T32] r5:85470000 r4:8291a680 [ 1334.437599][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.437640][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.437704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 1334.437731][ T32] r4:00000000 [ 1334.437774][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.437814][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.437875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.437920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab800 [ 1334.437944][ T32] r4:00000000 [ 1334.437966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.438013][ T32] r9:83018005 r8:85470000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1334.438096][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.438143][ T32] r5:00001000 r4:e0659000 [ 1334.438165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.438286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.438336][ T32] r5:85516f8c r4:85516c00 [ 1334.438403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.438453][ T32] r7:dddced80 r6:83018000 r5:85516f8c r4:8542da80 [ 1334.438476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.438524][ T32] r10:61c88647 r9:85470000 r8:8542daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.438546][ T32] r4:8542da80 [ 1334.438566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.438610][ T32] r10:00000000 r9:8542da80 r8:80287e08 r7:eaf41e60 r6:854a0b00 r5:85470000 [ 1334.438636][ T32] r4:00000001 [ 1334.438657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.438692][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 1334.438718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.438747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.438773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.439223][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.439771][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1334.439833][ T32] r4:82ac21e4 [ 1334.439853][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.439895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.439917][ T32] r4:e0581dc0 [ 1334.439937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.439977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.439999][ T32] r4:00000000 [ 1334.440051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.440100][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.440122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.440164][ T32] r5:00001000 r4:dfab3000 [ 1334.440185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.440222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.440279][ T32] r5:8502638c r4:85026000 [ 1334.440335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.440386][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.440407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.440452][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.440474][ T32] r4:8509f580 [ 1334.440505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.440569][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.440596][ T32] r4:00000001 [ 1334.440615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.440651][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.440677][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.440762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.441235][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1334.441921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1334.442281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.442351][ T32] r5:8551778c r4:85517400 ** 1 printk messages dropped ** [ 1334.442462][ T32] r7:dddced80 r6:83018000 r5:8551778c r4:8542db00 ** 5 printk messages dropped ** [ 1334.442776][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.442965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.443645][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.466805][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1334.467403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1334.468135][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 6 printk messages dropped ** [ 1334.468560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.469063][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1334.469486][ T32] r4:85472400 ** 4 printk messages dropped ** [ 1334.469886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0fde08 ** 10 printk messages dropped ** [ 1334.470674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.470758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.471123][ T32] r10:61c88647 r9:85472400 r8:8542dbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1334.471393][ T32] r4:00000001 [ 1334.471447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.471528][ T32] Exception stack(0xeb0fdfb0 to 0xeb0fdff8) [ 1334.471601][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.471664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.471721][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.471799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.471832][ T32] r4:854aba80 [ 1334.472345][ T32] INFO: task kworker/0:587:4621 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.472415][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.472580][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.472673][ T32] Call trace: [ 1334.472781][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.472861][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.472890][ T32] r4:00000000 [ 1334.472914][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.472957][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.473009][ T32] 1d20: dab23000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.473042][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.473097][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.473134][ T32] r5:80070013 r4:80239bb0 [ 1334.473158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.473201][ T32] r4:82ac21e4 [ 1334.473245][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.473320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.473347][ T32] r4:e0581dc0 [ 1334.473368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.473433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.473459][ T32] r4:00000000 [ 1334.473484][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.473561][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.473585][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.473630][ T32] r5:00001000 r4:dfab3000 [ 1334.473668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.497033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.497197][ T32] r5:8502638c r4:85026000 [ 1334.497267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.497343][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.497370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.497423][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.497464][ T32] r4:8509f580 [ 1334.497505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.497575][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.497623][ T32] r4:00000001 [ 1334.497654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.497697][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.497730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.497806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.497850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.497904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.497954][ T32] r4:8509db40 [ 1334.497985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.498032][ T32] INFO: task kworker/0:588:4623 blocked for more than 460 seconds. [ 1334.498068][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.498096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.498121][ T32] task:kworker/0:588 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.498243][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.498334][ T32] Call trace: [ 1334.498373][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.498474][ T32] r10:8291a684 r9:eb105d84 r8:00000002 r7:60000013 r6:eb105d8c r5:85471800 [ 1334.498531][ T32] r4:85471800 [ 1334.498562][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.498682][ T32] r5:85471800 r4:8291a680 [ 1334.498710][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.498755][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.498814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1334.498851][ T32] r4:00000000 [ 1334.499039][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.499132][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.499184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.499230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854abbc0 ** 3 printk messages dropped ** [ 1334.499528][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.499691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.499978][ T32] r10:61c88647 r9:85471800 r8:8542dc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1334.500491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.501521][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1334.501923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1334.502439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1334.503067][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.503567][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.521076][ T32] r5:85473000 r4:8291a680 ** 1 printk messages dropped ** [ 1334.521219][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.521339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 [ 1334.521390][ T32] r4:00000000 [ 1334.521432][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.521513][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.521596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.521691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b9780 [ 1334.521740][ T32] r4:00000000 [ 1334.521784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.521886][ T32] r9:83018005 r8:85473000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1334.521939][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.521990][ T32] r5:00001000 r4:eacfd000 [ 1334.522012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.522051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.522092][ T32] r5:8551a38c r4:8551a000 [ 1334.522116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.522185][ T32] r7:dddced80 r6:83018000 r5:8551a38c r4:8542dc80 [ 1334.522227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.522294][ T32] r10:61c88647 r9:85473000 r8:8542dcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.522321][ T32] r4:8542dc80 [ 1334.522342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.522407][ T32] r10:00000000 r9:8542dc80 r8:80287e08 r7:eb105e60 r6:854a0d00 r5:85473000 [ 1334.522473][ T32] r4:00000001 [ 1334.522519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.522568][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 1334.522600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.522648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.522697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.522732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.522787][ T32] r4:854ab9c0 [ 1334.523568][ T32] INFO: task kworker/0:589:4625 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.523648][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.537754][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.537882][ T32] Call trace: [ 1334.538002][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.538074][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.538125][ T32] r4:00000000 [ 1334.538161][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.538206][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.538290][ T32] 1d20: db648000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.538346][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.538379][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.538405][ T32] r5:80070013 r4:80239bb0 [ 1334.538438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.538488][ T32] r4:82ac21e4 [ 1334.538511][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.538589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.538639][ T32] r4:e0581dc0 [ 1334.538680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.538779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.538831][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.538932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.539742][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1334.540143][ T32] INFO: task kworker/0:590:4627 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.540682][ T32] r4:85473c00 ** 5 printk messages dropped ** [ 1334.540932][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.541139][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.541557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.541774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.542156][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) ** 2 printk messages dropped ** [ 1334.542266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.542308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.542365][ T32] r4:854abb00 [ 1334.543117][ T32] INFO: task kworker/0:590:4627 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.543196][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.543323][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.543418][ T32] Call trace: [ 1334.543481][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.543590][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.543641][ T32] r4:00000000 [ 1334.543673][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.552815][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.552919][ T32] 1d20: db648000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.552969][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.552998][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.553027][ T32] r5:80070013 r4:80239bb0 [ 1334.553083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.553167][ T32] r4:82ac21e4 [ 1334.553205][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.553261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.553294][ T32] r4:e0581dc0 [ 1334.553317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.553390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.553474][ T32] r4:00000000 [ 1334.553526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.553648][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.553970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.554110][ T32] r5:00001000 r4:dfab3000 [ 1334.554188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.554292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.554397][ T32] r5:8502638c r4:85026000 [ 1334.554443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.554539][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.554586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.554651][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.554698][ T32] r4:8509f580 [ 1334.554738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.554794][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1334.555019][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.555315][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.555826][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.556186][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.556499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.556570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.556642][ T32] r5:8551838c r4:85518000 [ 1334.556687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.556766][ T32] r7:dddced80 r6:83018000 r5:8551838c r4:8542dd80 [ 1334.556818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.556916][ T32] r10:61c88647 r9:85474800 r8:8542ddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.556951][ T32] r4:8542dd80 [ 1334.556989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.557088][ T32] r10:00000000 r9:8542dd80 r8:80287e08 r7:eb10de60 r6:854a0e00 r5:85474800 [ 1334.557134][ T32] r4:00000001 [ 1334.557159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.557197][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 1334.557235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.557281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.557349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.557426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.557455][ T32] r4:854abf40 [ 1334.558160][ T32] INFO: task kworker/0:591:4629 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.558241][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.558379][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.558469][ T32] Call trace: [ 1334.558541][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.558641][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.558700][ T32] r4:00000000 [ 1334.558747][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.558833][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.558892][ T32] 1d20: db648000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.558963][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.559020][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.559106][ T32] r5:80070013 r4:80239bb0 [ 1334.559165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.559254][ T32] r4:82ac21e4 [ 1334.559315][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.559391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.559424][ T32] r4:e0581dc0 [ 1334.559448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.559530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.559569][ T32] r4:00000000 [ 1334.559618][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.559681][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.559760][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.559810][ T32] r5:00001000 r4:dfab3000 [ 1334.559833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.559873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.559915][ T32] r5:8502638c r4:85026000 [ 1334.559965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.560071][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.560123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.560221][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.560276][ T32] r4:8509f580 [ 1334.560345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.560450][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.560502][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1334.560649][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1334.561089][ T32] INFO: task kworker/0:592:4631 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.561757][ T32] r5:85475400 r4:8291a680 ** 2 printk messages dropped ** [ 1334.561945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 ** 5 printk messages dropped ** [ 1334.562243][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.562646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.562734][ T32] r5:8551878c r4:85518400 [ 1334.562777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.563064][ T32] r4:8542de00 ** 4 printk messages dropped ** [ 1334.563431][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) ** 6 printk messages dropped ** [ 1334.594952][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.595738][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.596222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 11 printk messages dropped ** [ 1334.596897][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1334.597345][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.597900][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.598498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 ** 9 printk messages dropped ** [ 1334.599043][ T32] r5:00001000 r4:eaa8f000 ** 1 printk messages dropped ** [ 1334.599173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.599613][ T32] r10:00000000 r9:8542de80 r8:80287e08 r7:eb10de60 r6:854a0f00 r5:85478c00 ** 9 printk messages dropped ** [ 1334.600604][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.601406][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.601721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1334.602322][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 8 printk messages dropped ** [ 1334.602786][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.603193][ T32] task:kworker/0:594 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.603272][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.603337][ T32] Call trace: [ 1334.603408][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.603503][ T32] r10:8291a684 r9:eb135d84 r8:00000002 r7:60000113 r6:eb135d8c r5:85479800 [ 1334.603556][ T32] r4:85479800 [ 1334.603600][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.603670][ T32] r5:85479800 r4:8291a680 [ 1334.625559][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.625690][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.625740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1334.625765][ T32] r4:00000000 [ 1334.625785][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.625821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.625859][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.625916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b9180 [ 1334.625943][ T32] r4:00000000 [ 1334.625964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.626011][ T32] r9:83018005 r8:85479800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1334.626033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.626079][ T32] r5:00001000 r4:eaacf000 [ 1334.626121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.626161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.626203][ T32] r5:85518f8c r4:85518c00 [ 1334.626223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.626268][ T32] r7:dddced80 r6:83018000 r5:85518f8c r4:8542df00 [ 1334.626295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.626342][ T32] r10:61c88647 r9:85479800 r8:8542df2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.626369][ T32] r4:8542df00 [ 1334.626413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.626474][ T32] r10:00000000 r9:8542df00 r8:80287e08 r7:eb10de60 r6:854a0f80 r5:85479800 [ 1334.626510][ T32] r4:00000001 [ 1334.626533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.626576][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1334.626605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.626634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.626681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.626748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.626794][ T32] r4:854b92c0 [ 1334.627237][ T32] INFO: task kworker/0:594:4635 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.627274][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.627369][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.627452][ T32] Call trace: [ 1334.627486][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.627539][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.627564][ T32] r4:00000000 [ 1334.627584][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.627624][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.627652][ T32] 1d20: dc11c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.627680][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.627705][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.627728][ T32] r5:80070013 r4:80239bb0 [ 1334.627749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.627838][ T32] r4:82ac21e4 [ 1334.627864][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.627917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.627978][ T32] r4:e0581dc0 [ 1334.628002][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.628045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.628067][ T32] r4:00000000 [ 1334.628087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.628130][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.628151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.628466][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1334.628745][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1334.628939][ T32] INFO: task kworker/0:595:4637 blocked for more than 461 seconds. ** 11 printk messages dropped ** [ 1334.629417][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1334.629837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1334.630001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.630208][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) ** 7 printk messages dropped ** [ 1334.630719][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.630920][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1334.631117][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1334.631323][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1334.631704][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1334.631827][ T32] r4:00000001 [ 1334.631846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.631881][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.631907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.631957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.632018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.632055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.632079][ T32] r4:8509db40 [ 1334.632098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.632123][ T32] INFO: task kworker/0:596:4639 blocked for more than 461 seconds. [ 1334.632150][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.632174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.632195][ T32] task:kworker/0:596 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.632252][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.632370][ T32] Call trace: [ 1334.632403][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.632451][ T32] r10:8291a684 r9:eb145d84 r8:00000002 r7:60000113 r6:eb145d8c r5:8547a400 [ 1334.632474][ T32] r4:8547a400 [ 1334.632493][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.632538][ T32] r5:8547a400 r4:8291a680 [ 1334.632559][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.632597][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.632638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1334.632686][ T32] r4:00000000 [ 1334.632737][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.632775][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.632810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.632850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b9440 [ 1334.632883][ T32] r4:00000000 [ 1334.632915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.632961][ T32] r9:83018005 r8:8547a400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1334.632992][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.633037][ T32] r5:00001000 r4:eab3d000 [ 1334.633069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.633112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.633166][ T32] r5:8551978c r4:85519400 [ 1334.633189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.633245][ T32] r7:dddced80 r6:83018000 r5:8551978c r4:854bd000 [ 1334.633268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.633322][ T32] r10:61c88647 r9:8547a400 r8:854bd02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.633344][ T32] r4:854bd000 [ 1334.633373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.633420][ T32] r10:00000000 r9:854bd000 r8:80287e08 r7:eb10de60 r6:854c4080 r5:8547a400 [ 1334.633442][ T32] r4:00000001 [ 1334.633461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.633494][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1334.633521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.633553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.633579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.633607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.633630][ T32] r4:854b9300 [ 1334.659481][ T32] INFO: task kworker/0:596:4639 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.659613][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.659691][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.659757][ T32] Call trace: [ 1334.659791][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.659849][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.659874][ T32] r4:00000000 [ 1334.659910][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.659955][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.659985][ T32] 1d20: dc6d4000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.660014][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.660058][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.660115][ T32] r5:80070013 r4:80239bb0 [ 1334.660153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.660199][ T32] r4:82ac21e4 [ 1334.660226][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.660274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.660330][ T32] r4:e0581dc0 [ 1334.660364][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.660408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.660430][ T32] r4:00000000 [ 1334.660461][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.660529][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 3 printk messages dropped ** [ 1334.660679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.660966][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1334.661148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.661433][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1334.661534][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.661593][ T32] r10:8291a684 r9:eb14dd84 r8:00000002 r7:60000113 r6:eb14dd8c r5:8547b000 [ 1334.661618][ T32] r4:8547b000 [ 1334.661640][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.661683][ T32] r5:8547b000 r4:8291a680 [ 1334.661763][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.661806][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.661863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 [ 1334.661889][ T32] r4:00000000 [ 1334.661908][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.661944][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.662007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.662069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b95c0 [ 1334.662118][ T32] r4:00000000 [ 1334.662142][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.662219][ T32] r9:83018005 r8:8547b000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.662296][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.662372][ T32] r5:00001000 r4:eaca9000 [ 1334.662396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.662436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.662477][ T32] r5:85519b8c r4:85519800 [ 1334.662497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.662557][ T32] r7:dddced80 r6:83018000 r5:85519b8c r4:854bd080 [ 1334.662585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.662635][ T32] r10:61c88647 r9:8547b000 r8:854bd0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.662687][ T32] r4:854bd080 [ 1334.662713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.662771][ T32] r10:00000000 r9:854bd080 r8:80287e08 r7:eb10de60 r6:854c4100 r5:8547b000 [ 1334.662799][ T32] r4:00000001 [ 1334.662820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.662858][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1334.662885][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.662933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.662966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.662996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.663021][ T32] r4:854b93c0 [ 1334.663330][ T32] INFO: task kworker/0:597:4641 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.663368][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.663441][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.663490][ T32] Call trace: [ 1334.663521][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.663576][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.663613][ T32] r4:00000000 [ 1334.663639][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.663750][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.676661][ T32] 1d20: dc9d5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.676744][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.676796][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.676831][ T32] r5:80070013 r4:80239bb0 [ 1334.676856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.676923][ T32] r4:82ac21e4 [ 1334.676958][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.677006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.677030][ T32] r4:e0581dc0 [ 1334.677050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.677092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.677114][ T32] r4:00000000 [ 1334.677134][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.677179][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.677201][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.677245][ T32] r5:00001000 r4:dfab3000 [ 1334.677285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.677336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.677381][ T32] r5:8502638c r4:85026000 [ 1334.677414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.677466][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.677490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.677552][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.677579][ T32] r4:8509f580 [ 1334.677599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.677645][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.677668][ T32] r4:00000001 [ 1334.677688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.677725][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.677752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.677779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.677805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.677834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.677857][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1334.677945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1334.678202][ T32] r10:8291a684 r9:eb155d84 r8:00000002 r7:60000113 r6:eb155d8c r5:8547d400 ** 10 printk messages dropped ** [ 1334.678703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b96c0 ** 6 printk messages dropped ** [ 1334.678996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.679037][ T32] r5:85519f8c r4:85519c00 ** 2 printk messages dropped ** [ 1334.679124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.679359][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.679598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.680503][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1334.680788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1334.680892][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.681017][ T32] r5:00001000 r4:dfab3000 [ 1334.681036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.681073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.681113][ T32] r5:8502638c r4:85026000 [ 1334.681133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.681193][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.681218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.681266][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.681289][ T32] r4:8509f580 [ 1334.681309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.681360][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.681383][ T32] r4:00000001 [ 1334.681418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.681457][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.681483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.681510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.681539][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.681568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.681609][ T32] r4:8509db40 [ 1334.681637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.681685][ T32] INFO: task kworker/0:599:4646 blocked for more than 461 seconds. [ 1334.681720][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.681749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.681772][ T32] task:kworker/0:599 state:D stack:0 pid:4646 tgid:4646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.681823][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.681866][ T32] Call trace: [ 1334.681896][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.681960][ T32] r10:8291a684 r9:eb161d84 r8:00000002 r7:60000113 r6:eb161d8c r5:8547c800 [ 1334.682009][ T32] r4:8547c800 [ 1334.682033][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.682077][ T32] r5:8547c800 r4:8291a680 [ 1334.682100][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.682140][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.682194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1334.682220][ T32] r4:00000000 [ 1334.682239][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.682294][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.682344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.682387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b9d40 [ 1334.682410][ T32] r4:00000000 [ 1334.682430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.682472][ T32] r9:83018005 r8:8547c800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1334.682493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.682535][ T32] r5:00001000 r4:ead9f000 [ 1334.682555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.682594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.682634][ T32] r5:8551b38c r4:8551b000 [ 1334.682653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.682697][ T32] r7:dddced80 r6:83018000 r5:8551b38c r4:854bd180 [ 1334.682719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.682764][ T32] r10:61c88647 r9:8547c800 r8:854bd1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.682792][ T32] r4:854bd180 [ 1334.682829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.682888][ T32] r10:00000000 r9:854bd180 r8:80287e08 r7:eb10de60 r6:854c4200 r5:8547c800 [ 1334.682913][ T32] r4:00000001 [ 1334.682935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.682972][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) [ 1334.683004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.683034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.683090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.683635][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.705900][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1334.706213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 11 printk messages dropped ** [ 1334.706629][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1334.706820][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.707365][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.707655][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.708097][ T32] r5:00001000 r4:ead57000 ** 1 printk messages dropped ** [ 1334.708154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.708427][ T32] r4:854bd200 ** 6 printk messages dropped ** [ 1334.708628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.709308][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.709598][ T32] r4:00000000 [ 1334.709623][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.709668][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.709697][ T32] 1d20: dcca9000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.709732][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.709757][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.709782][ T32] r5:80070013 r4:80239bb0 [ 1334.709802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.709842][ T32] r4:82ac21e4 [ 1334.709862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.709903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.709928][ T32] r4:e0581dc0 [ 1334.709947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.710004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.710031][ T32] r4:00000000 [ 1334.710051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.710098][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.710121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.710162][ T32] r5:00001000 r4:dfab3000 [ 1334.710181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.710220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.710262][ T32] r5:8502638c r4:85026000 [ 1334.710281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.710332][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.710354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.710400][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.710422][ T32] r4:8509f580 [ 1334.710441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.710486][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.710511][ T32] r4:00000001 [ 1334.710530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.710564][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.710589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.710617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.710644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.710673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.710695][ T32] r4:8509db40 [ 1334.710714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.710738][ T32] INFO: task kworker/0:601:4649 blocked for more than 461 seconds. [ 1334.710766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.710789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.710811][ T32] task:kworker/0:601 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.710856][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.710913][ T32] Call trace: [ 1334.710948][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.710996][ T32] r10:8291a684 r9:eb16dd84 r8:00000002 r7:60000013 r6:eb16dd8c r5:85476c00 [ 1334.711018][ T32] r4:85476c00 [ 1334.711038][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.711080][ T32] r5:85476c00 r4:8291a680 [ 1334.711100][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.711136][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.711176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 1334.711199][ T32] r4:00000000 [ 1334.711217][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.711250][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.711283][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.711330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b9a00 [ 1334.711356][ T32] r4:00000000 [ 1334.711376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.711542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.711584][ T32] r5:8551ab8c r4:8551a800 [ 1334.711604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.711668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.711919][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) ** 3 printk messages dropped ** [ 1334.712046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1334.712542][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1334.712740][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1334.712940][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.713037][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1334.713106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 6 printk messages dropped ** [ 1334.713314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.713578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1334.713690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1334.736834][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1334.736939][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1334.737280][ T32] r10:8291a684 r9:eae39d84 r8:00000002 r7:60000013 r6:eae39d8c r5:84a6bc00 ** 6 printk messages dropped ** [ 1334.737514][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.737694][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.737902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.737945][ T32] r5:8551af8c r4:8551ac00 ** 3 printk messages dropped ** [ 1334.738125][ T32] r10:61c88647 r9:84a6bc00 r8:854bd32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.738398][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.738427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.738450][ T32] r4:854b9a40 [ 1334.738939][ T32] INFO: task kworker/0:602:4651 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.739016][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.739154][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.739247][ T32] Call trace: [ 1334.739282][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.739342][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.739366][ T32] r4:00000000 [ 1334.739397][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.739440][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.739468][ T32] 1d20: dcebc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.739518][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.739572][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.739601][ T32] r5:80070013 r4:80239bb0 [ 1334.739624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.739667][ T32] r4:82ac21e4 [ 1334.739688][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.739737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.739760][ T32] r4:e0581dc0 [ 1334.739779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.739828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.739856][ T32] r4:00000000 [ 1334.739878][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.739945][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.739971][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.740013][ T32] r5:00001000 r4:dfab3000 [ 1334.740032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.740073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.740129][ T32] r5:8502638c r4:85026000 [ 1334.740152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.740199][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.740221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.740265][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.740287][ T32] r4:8509f580 [ 1334.740347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.740413][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.740440][ T32] r4:00000001 [ 1334.740460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.740496][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.740524][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.740552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.740577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.740605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.740627][ T32] r4:8509db40 [ 1334.740661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.740690][ T32] INFO: task kworker/0:603:4655 blocked for more than 461 seconds. [ 1334.740730][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.740767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.740792][ T32] task:kworker/0:603 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.740851][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.740914][ T32] Call trace: [ 1334.740984][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.741093][ T32] r10:8291a684 r9:eb171d84 r8:00000002 r7:60000013 r6:eb171d8c r5:84a6e000 [ 1334.741145][ T32] r4:84a6e000 [ 1334.741170][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.741253][ T32] r5:84a6e000 r4:8291a680 [ 1334.741320][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.741403][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.741473][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 [ 1334.741521][ T32] r4:00000000 [ 1334.741576][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.741635][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.741671][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.741713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b9e40 [ 1334.741764][ T32] r4:00000000 [ 1334.741807][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.741895][ T32] r9:83018005 r8:84a6e000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1334.741938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.742032][ T32] r5:00001000 r4:eae03000 [ 1334.742080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.742177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.742262][ T32] r5:8551b78c r4:8551b400 [ 1334.742307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.742412][ T32] r7:dddced80 r6:83018000 r5:8551b78c r4:854bd400 [ 1334.742447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.742499][ T32] r10:61c88647 r9:84a6e000 r8:854bd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.742522][ T32] r4:854bd400 [ 1334.742541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.742616][ T32] r10:00000000 r9:854bd400 r8:80287e08 r7:eb161e60 r6:854bd480 r5:84a6e000 [ 1334.742661][ T32] r4:00000001 [ 1334.742702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.742758][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 1334.742786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.742815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.742856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.742919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.742972][ T32] r4:854b9c80 [ 1334.743232][ T32] INFO: task kworker/0:603:4655 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.743275][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.743384][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.743450][ T32] Call trace: [ 1334.743505][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.743562][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.743592][ T32] r4:00000000 [ 1334.743611][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.743652][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.743757][ T32] 1d20: dcebc000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.758464][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1334.758887][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1334.759256][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1334.759486][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1334.759744][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1334.760419][ T32] INFO: task kworker/0:604:4656 blocked for more than 461 seconds. ** 1 printk messages dropped ** [ 1334.760479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.760503][ T32] task:kworker/0:604 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.760560][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.760610][ T32] Call trace: [ 1334.760644][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.760719][ T32] r10:8291a684 r9:eb179d84 r8:00000002 r7:60000013 r6:eb179d8c r5:84a6ec00 [ 1334.760746][ T32] r4:84a6ec00 [ 1334.760791][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.761013][ T32] r5:84a6ec00 r4:8291a680 [ 1334.761038][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.761080][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.761123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 [ 1334.761146][ T32] r4:00000000 [ 1334.761165][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.761205][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.761241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.761283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6040 [ 1334.761306][ T32] r4:00000000 [ 1334.761330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.761413][ T32] r9:83018005 r8:84a6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1334.761607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.761727][ T32] r5:00001000 r4:eae2f000 [ 1334.761777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.761833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.761934][ T32] r5:8551bf8c r4:8551bc00 [ 1334.761992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.762045][ T32] r7:dddced80 r6:83018000 r5:8551bf8c r4:854bd500 [ 1334.762092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.762239][ T32] r10:61c88647 r9:84a6ec00 r8:854bd52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.762293][ T32] r4:854bd500 [ 1334.762317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.762431][ T32] r10:00000000 r9:854bd500 r8:80287e08 r7:eb171e60 r6:854bd580 r5:84a6ec00 [ 1334.762457][ T32] r4:00000001 [ 1334.762477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.762514][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1334.762541][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.762572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.762638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.762684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.762748][ T32] r4:854b9dc0 [ 1334.763187][ T32] INFO: task kworker/0:604:4656 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.763225][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.763352][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.763417][ T32] Call trace: [ 1334.763476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.763530][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.763560][ T32] r4:00000000 [ 1334.763581][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.763620][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.763649][ T32] 1d20: dcfcf000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.763696][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.780670][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.780747][ T32] r5:80070013 r4:80239bb0 [ 1334.780777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.780905][ T32] r4:82ac21e4 [ 1334.780932][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.780976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.781001][ T32] r4:e0581dc0 [ 1334.781020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.781062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.781086][ T32] r4:00000000 [ 1334.781106][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.781152][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.781175][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.781222][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1334.781671][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1334.782035][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.782383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.782917][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.783624][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.790839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854aea40 ** 4 printk messages dropped ** [ 1334.791181][ T32] r5:00001000 r4:eae15000 ** 1 printk messages dropped ** [ 1334.791266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.791315][ T32] r5:8551bb8c r4:8551b800 ** 2 printk messages dropped ** [ 1334.791440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.791604][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.791802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1334.791854][ T32] r4:854aef80 ** 2 printk messages dropped ** [ 1334.792479][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.792606][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.792629][ T32] r4:00000000 [ 1334.792691][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.792737][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.792765][ T32] 1d20: dd37d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.792794][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.792841][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.792893][ T32] r5:80070013 r4:80239bb0 [ 1334.792983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.793061][ T32] r4:82ac21e4 [ 1334.793089][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.793135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.793158][ T32] r4:e0581dc0 [ 1334.793177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.793218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.793240][ T32] r4:00000000 [ 1334.793288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.793367][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.793394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.793457][ T32] r5:00001000 r4:dfab3000 [ 1334.793481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.793614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.793660][ T32] r5:8502638c r4:85026000 [ 1334.793690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.806669][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.806761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.806868][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.806904][ T32] r4:8509f580 [ 1334.806998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.807126][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.807160][ T32] r4:00000001 [ 1334.807206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.807273][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.807308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.807344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.807418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.807452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.807477][ T32] r4:8509db40 [ 1334.807544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.807614][ T32] INFO: task kworker/0:606:4660 blocked for more than 461 seconds. [ 1334.807681][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.807732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.807790][ T32] task:kworker/0:606 state:D stack:0 pid:4660 tgid:4660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.807904][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.807997][ T32] Call trace: [ 1334.808063][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.808161][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:85448000 [ 1334.808209][ T32] r4:85448000 [ 1334.808333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.808428][ T32] r5:85448000 r4:8291a680 [ 1334.808493][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.808598][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.808668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1334.808716][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.808832][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1334.809014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6140 ** 4 printk messages dropped ** [ 1334.809283][ T32] r5:00001000 r4:eae41000 ** 1 printk messages dropped ** [ 1334.809382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.809455][ T32] r5:8551c38c r4:8551c000 ** 1 printk messages dropped ** [ 1334.809566][ T32] r7:dddced80 r6:83018000 r5:8551c38c r4:854bd700 ** 2 printk messages dropped ** [ 1334.809781][ T32] r4:854bd700 ** 2 printk messages dropped ** [ 1334.809938][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1334.810092][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) ** 3 printk messages dropped ** [ 1334.810391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1334.811459][ T32] Call trace: ** 3 printk messages dropped ** [ 1334.811656][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1334.811891][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.812134][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1334.812437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1334.813013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1334.813636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.834747][ T32] r10:8291a684 r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:85448c00 ** 5 printk messages dropped ** [ 1334.834954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 ** 4 printk messages dropped ** [ 1334.835133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d63c0 ** 4 printk messages dropped ** [ 1334.835290][ T32] r5:00001000 r4:eae5b000 ** 1 printk messages dropped ** [ 1334.835353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.835406][ T32] r5:8551c78c r4:8551c400 ** 1 printk messages dropped ** [ 1334.835479][ T32] r7:dddced80 r6:83018000 r5:8551c78c r4:854bd800 ** 1 printk messages dropped ** [ 1334.835547][ T32] r10:61c88647 r9:85448c00 r8:854bd82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1334.835680][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.835839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.835885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.835911][ T32] r4:854d6280 [ 1334.836383][ T32] INFO: task kworker/0:607:4661 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.836420][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.836478][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.836567][ T32] Call trace: [ 1334.836604][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.836658][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.836683][ T32] r4:00000000 [ 1334.836702][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.836742][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.836770][ T32] 1d20: dd8a4000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.836799][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.836830][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.836868][ T32] r5:80070013 r4:80239bb0 [ 1334.836914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.836964][ T32] r4:82ac21e4 [ 1334.836987][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.837032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.837056][ T32] r4:e0581dc0 [ 1334.837075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.837126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.837163][ T32] r4:00000000 [ 1334.837187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.837232][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.837253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.837350][ T32] r5:00001000 r4:dfab3000 [ 1334.837375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.837454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.837500][ T32] r5:8502638c r4:85026000 [ 1334.837521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.837568][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.837608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.837657][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.837680][ T32] r4:8509f580 [ 1334.837699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.837745][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.837767][ T32] r4:00000001 [ 1334.837786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.837820][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.837848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.837876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.837930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.837963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.837988][ T32] r4:8509db40 [ 1334.838010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.838044][ T32] INFO: task kworker/0:608:4663 blocked for more than 461 seconds. [ 1334.838079][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.838104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.838125][ T32] task:kworker/0:608 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.838197][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.838261][ T32] Call trace: [ 1334.838316][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.838367][ T32] r10:8291a684 r9:eb189d84 r8:00000002 r7:60000113 r6:eb189d8c r5:85449800 [ 1334.838429][ T32] r4:85449800 [ 1334.838454][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.838498][ T32] r5:85449800 r4:8291a680 [ 1334.838518][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.838557][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.838598][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 [ 1334.838640][ T32] r4:00000000 [ 1334.838664][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.838701][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.838765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.838811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d67c0 [ 1334.838834][ T32] r4:00000000 [ 1334.838872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.838919][ T32] r9:83018005 r8:85449800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1334.838942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.838983][ T32] r5:00001000 r4:eae81000 [ 1334.839053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.839095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.839138][ T32] r5:8551cf8c r4:8551cc00 [ 1334.839189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.839243][ T32] r7:dddced80 r6:83018000 r5:8551cf8c r4:854bd900 [ 1334.839265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.839317][ T32] r10:61c88647 r9:85449800 r8:854bd92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.839340][ T32] r4:854bd900 [ 1334.839359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.839403][ T32] r10:00000000 r9:854bd900 r8:80287e08 r7:eae3de60 r6:854bd980 r5:85449800 [ 1334.839444][ T32] r4:00000001 [ 1334.839467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.839527][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 1334.839582][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.839614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.839670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.839753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.839802][ T32] r4:854d6380 [ 1334.840174][ T32] INFO: task kworker/0:608:4663 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.840224][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.840342][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.840476][ T32] Call trace: [ 1334.840547][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.840657][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.840712][ T32] r4:00000000 [ 1334.840755][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.840841][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.840904][ T32] 1d20: dd8a4000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.840982][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.841036][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.841093][ T32] r5:80070013 r4:80239bb0 [ 1334.841155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.841218][ T32] r4:82ac21e4 [ 1334.841242][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.841304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.841333][ T32] r4:e0581dc0 [ 1334.841355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.841446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.841504][ T32] r4:00000000 [ 1334.841530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.841582][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.841635][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.841684][ T32] r5:00001000 r4:dfab3000 [ 1334.841705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.841746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.841836][ T32] r5:8502638c r4:85026000 [ 1334.841905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.842005][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.842059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.842158][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.842201][ T32] r4:8509f580 [ 1334.842251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.842377][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.842447][ T32] r4:00000001 [ 1334.842511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.842574][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.842605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.842650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.842688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.842745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.842809][ T32] r4:8509db40 [ 1334.842857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.842909][ T32] INFO: task kworker/0:609:4664 blocked for more than 461 seconds. [ 1334.842968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.843031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.843066][ T32] task:kworker/0:609 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.843159][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.843228][ T32] Call trace: [ 1334.843279][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.843385][ T32] r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000113 r6:eb18dd8c r5:8544b000 [ 1334.843447][ T32] r4:8544b000 [ 1334.843487][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.843533][ T32] r5:8544b000 r4:8291a680 [ 1334.843557][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.843623][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.864247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 1334.864395][ T32] r4:00000000 [ 1334.864429][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.864521][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.864597][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.864646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d66c0 [ 1334.864670][ T32] r4:00000000 [ 1334.864690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.864776][ T32] r9:83018005 r8:8544b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1334.864816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.864888][ T32] r5:00001000 r4:eae6b000 [ 1334.864924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.865002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.865050][ T32] r5:8551cb8c r4:8551c800 [ 1334.865071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.865129][ T32] r7:dddced80 r6:83018000 r5:8551cb8c r4:854bda00 [ 1334.865174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.865248][ T32] r10:61c88647 r9:8544b000 r8:854bda2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.865528][ T32] r4:854bda00 [ 1334.865689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.865799][ T32] r10:00000000 r9:854bda00 r8:80287e08 r7:eb189e60 r6:854bda80 r5:8544b000 [ 1334.865827][ T32] r4:00000001 [ 1334.865871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.865953][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) [ 1334.866036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.866119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.866181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.866241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.866267][ T32] r4:854d6380 [ 1334.866999][ T32] INFO: task kworker/0:609:4664 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.867052][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.867165][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.867299][ T32] Call trace: [ 1334.867375][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.867461][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.867503][ T32] r4:00000000 [ 1334.867551][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.867636][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.867692][ T32] 1d20: ddc6a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.867754][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.867782][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.867820][ T32] r5:80070013 r4:80239bb0 [ 1334.867845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.867927][ T32] r4:82ac21e4 [ 1334.867974][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.868057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.868110][ T32] r4:e0581dc0 [ 1334.868173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.868294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.868387][ T32] r4:00000000 [ 1334.868437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.868548][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.868610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.868694][ T32] r5:00001000 r4:dfab3000 [ 1334.868718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.868757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.868799][ T32] r5:8502638c r4:85026000 [ 1334.868819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.868891][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.868917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.868989][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.869016][ T32] r4:8509f580 [ 1334.869036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.869083][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.869124][ T32] r4:00000001 [ 1334.869147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.869226][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.869260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.869291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.869497][ T32] INFO: task kworker/0:610:4668 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1334.869811][ T32] r10:8291a684 r9:eb185d84 r8:00000002 r7:60000113 r6:eb185d8c r5:8544bc00 ** 6 printk messages dropped ** [ 1334.870114][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.870359][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.870586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.870629][ T32] r5:8551df8c r4:8551dc00 [ 1334.870650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.870888][ T32] r10:00000000 r9:854bdb00 r8:80287e08 r7:eb189e60 r6:854bdb80 r5:8544bc00 ** 7 printk messages dropped ** [ 1334.871165][ T32] r4:854d6680 ** 3 printk messages dropped ** [ 1334.871584][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.871812][ T32] 1d20: ddc6a000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1334.872118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1334.872488][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 6 printk messages dropped ** [ 1334.872736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1334.872952][ T32] INFO: task kworker/0:611:4669 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.873245][ T32] r4:8544c800 ** 3 printk messages dropped ** [ 1334.873391][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.873436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1334.873458][ T32] r4:00000000 [ 1334.873483][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.873521][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.873557][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.873597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6940 [ 1334.873628][ T32] r4:00000000 [ 1334.873673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.873720][ T32] r9:83018005 r8:8544c800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.873784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.904170][ T32] r5:00001000 r4:eae8d000 [ 1334.904240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.904334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.904388][ T32] r5:8551d38c r4:8551d000 [ 1334.904412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.904490][ T32] r7:dddced80 r6:83018000 r5:8551d38c r4:854bdc00 [ 1334.904517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.904572][ T32] r10:61c88647 r9:8544c800 r8:854bdc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.904608][ T32] r4:854bdc00 [ 1334.904645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.904702][ T32] r10:00000000 r9:854bdc00 r8:80287e08 r7:eb185e60 r6:854bdc80 r5:8544c800 [ 1334.904727][ T32] r4:00000001 [ 1334.904750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.904814][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) [ 1334.904875][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.904910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.904966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.905004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.905081][ T32] r4:854d6a80 [ 1334.905548][ T32] INFO: task kworker/0:611:4669 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.905590][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.905715][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.905869][ T32] Call trace: [ 1334.905910][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.905965][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.906012][ T32] r4:00000000 [ 1334.906038][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.906080][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.906133][ T32] 1d20: de32e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.906164][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.906192][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.906233][ T32] r5:80070013 r4:80239bb0 [ 1334.906276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.906347][ T32] r4:82ac21e4 [ 1334.906370][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.906419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.906443][ T32] r4:e0581dc0 [ 1334.906465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.906506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.906529][ T32] r4:00000000 [ 1334.906550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.906597][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1334.907101][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1334.907350][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1334.907624][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.907910][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.908136][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.908413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6a00 [ 1334.908450][ T32] r4:00000000 [ 1334.908484][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.908533][ T32] r9:83018005 r8:8544e000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1334.908556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.908597][ T32] r5:00001000 r4:eaea1000 [ 1334.908616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.908654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.908730][ T32] r5:8551d78c r4:8551d400 [ 1334.908754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.908823][ T32] r7:dddced80 r6:83018000 r5:8551d78c r4:854bdd00 [ 1334.908847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.908894][ T32] r10:61c88647 r9:8544e000 r8:854bdd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.908918][ T32] r4:854bdd00 [ 1334.908936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.908994][ T32] r10:00000000 r9:854bdd00 r8:80287e08 r7:eb185e60 r6:854bdd80 r5:8544e000 [ 1334.909021][ T32] r4:00000001 [ 1334.909040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.909077][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 1334.909106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.909135][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.909161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.909202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.909238][ T32] r4:854d6a40 [ 1334.909533][ T32] INFO: task kworker/0:612:4671 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.909622][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.909685][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.909733][ T32] Call trace: [ 1334.909763][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.909811][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.909833][ T32] r4:00000000 [ 1334.909853][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.909894][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.909922][ T32] 1d20: de32e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.909950][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.909975][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.910022][ T32] r5:80070013 r4:80239bb0 [ 1334.910071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.910114][ T32] r4:82ac21e4 [ 1334.910136][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.910177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.910200][ T32] r4:e0581dc0 [ 1334.910220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.910261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.910284][ T32] r4:00000000 [ 1334.910324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.910373][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.910395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.910435][ T32] r5:00001000 r4:dfab3000 [ 1334.910455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.910514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.910572][ T32] r5:8502638c r4:85026000 [ 1334.910595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.910643][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.910690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.910744][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.910769][ T32] r4:8509f580 [ 1334.910789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.910834][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.910857][ T32] r4:00000001 [ 1334.910877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.910932][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.910962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.910992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.911018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.911047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.911069][ T32] r4:8509db40 [ 1334.911088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.911111][ T32] INFO: task kworker/0:613:4672 blocked for more than 461 seconds. [ 1334.911153][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.911180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.911223][ T32] task:kworker/0:613 state:D stack:0 pid:4672 tgid:4672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.911272][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.911344][ T32] Call trace: [ 1334.911383][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.911433][ T32] r10:8291a684 r9:eb19dd84 r8:00000002 r7:60000113 r6:eb19dd8c r5:8544ec00 [ 1334.911456][ T32] r4:8544ec00 [ 1334.911476][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.911533][ T32] r5:8544ec00 r4:8291a680 [ 1334.911578][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.911622][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.911664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 [ 1334.911686][ T32] r4:00000000 [ 1334.911712][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.911749][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.911794][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.911840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6d80 ** 3 printk messages dropped ** [ 1334.912009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.912106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.912148][ T32] r5:8551db8c r4:8551d800 [ 1334.912169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.912214][ T32] r7:dddced80 r6:83018000 r5:8551db8c r4:854bde00 [ 1334.912234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.912280][ T32] r10:61c88647 r9:8544ec00 r8:854bde2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1334.912397][ T32] r10:00000000 r9:854bde00 r8:80287e08 r7:eb185e60 r6:854bde80 r5:8544ec00 ** 5 printk messages dropped ** [ 1334.912554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.912582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.912605][ T32] r4:854d6a40 [ 1334.912866][ T32] INFO: task kworker/0:613:4672 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.912908][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.912966][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.913087][ T32] Call trace: [ 1334.913123][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.913183][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.913230][ T32] r4:00000000 [ 1334.913255][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.913312][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.913351][ T32] 1d20: de32e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.913380][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.913408][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.913433][ T32] r5:80070013 r4:80239bb0 [ 1334.913453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.913492][ T32] r4:82ac21e4 [ 1334.913536][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.913581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1334.913687][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.936659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.936910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1334.937113][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.937392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1334.937732][ T32] r10:8291a684 r9:eb195d84 r8:00000002 r7:60000013 r6:eb195d8c r5:8544d400 ** 4 printk messages dropped ** [ 1334.937971][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.938163][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1334.938455][ T32] r5:00001000 r4:dfb91000 ** 1 printk messages dropped ** [ 1334.938542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.938584][ T32] r5:8551e38c r4:8551e000 [ 1334.938604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.938648][ T32] r7:dddced80 r6:83018000 r5:8551e38c r4:854bdf00 ** 1 printk messages dropped ** [ 1334.938715][ T32] r10:61c88647 r9:8544d400 r8:854bdf2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1334.938903][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.939080][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.939716][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1334.940027][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1334.940115][ T32] 1d20: de5f8000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.940145][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.940170][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.940263][ T32] r5:80070013 r4:80239bb0 [ 1334.940288][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.940354][ T32] r4:82ac21e4 [ 1334.940377][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.940419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.940442][ T32] r4:e0581dc0 [ 1334.940462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.940502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.940617][ T32] r4:00000000 [ 1334.940642][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.940687][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.940731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.940777][ T32] r5:00001000 r4:dfab3000 [ 1334.940799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.940838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.940904][ T32] r5:8502638c r4:85026000 [ 1334.941017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.941107][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.941135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.941182][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.941252][ T32] r4:8509f580 [ 1334.941287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.941343][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.941367][ T32] r4:00000001 [ 1334.941386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.941468][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.941510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.941541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.941571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.941601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.941668][ T32] r4:8509db40 [ 1334.941825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.941858][ T32] INFO: task kworker/0:615:4678 blocked for more than 461 seconds. [ 1334.941906][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.941956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.941980][ T32] task:kworker/0:615 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.942146][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.942225][ T32] Call trace: [ 1334.942256][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.942326][ T32] r10:8291a684 r9:eb0add84 r8:00000002 r7:60000013 r6:eb0add8c r5:8544a400 [ 1334.942355][ T32] r4:8544a400 [ 1334.942423][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.942471][ T32] r5:8544a400 r4:8291a680 [ 1334.942492][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.942546][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.942614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 [ 1334.942757][ T32] r4:00000000 [ 1334.942786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.942845][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.942946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.942991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430a0c0 [ 1334.943016][ T32] r4:00000000 [ 1334.943060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.943108][ T32] r9:83018005 r8:8544a400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.943139][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.943202][ T32] r5:00001000 r4:e05df000 [ 1334.943226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.943289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.943368][ T32] r5:8551ef8c r4:8551ec00 [ 1334.943392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.943439][ T32] r7:dddced80 r6:83018000 r5:8551ef8c r4:849bf000 [ 1334.943460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.943556][ T32] r10:61c88647 r9:8544a400 r8:849bf02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.943584][ T32] r4:849bf000 [ 1334.943605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.943698][ T32] r10:00000000 r9:849bf000 r8:80287e08 r7:eb195e60 r6:849bf080 r5:8544a400 [ 1334.966581][ T32] r4:00000001 [ 1334.966669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.966734][ T32] Exception stack(0xeb0adfb0 to 0xeb0adff8) [ 1334.966781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.966942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.966979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.967011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.967056][ T32] r4:849f6440 [ 1334.967501][ T32] INFO: task kworker/0:615:4678 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.967565][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.967704][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.967757][ T32] Call trace: [ 1334.967881][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.967987][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.968017][ T32] r4:00000000 [ 1334.968038][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.968101][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.968133][ T32] 1d20: deaeb000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.968187][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.968216][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.968239][ T32] r5:80070013 r4:80239bb0 [ 1334.968295][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.968362][ T32] r4:82ac21e4 [ 1334.968385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.968427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.968450][ T32] r4:e0581dc0 [ 1334.968471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.968511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.968535][ T32] r4:00000000 [ 1334.968554][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.968599][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.968622][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.968687][ T32] r5:00001000 r4:dfab3000 [ 1334.968805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.968850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.968892][ T32] r5:8502638c r4:85026000 [ 1334.968913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.968959][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.968982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.969028][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.969073][ T32] r4:8509f580 [ 1334.969121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.969170][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.969195][ T32] r4:00000001 [ 1334.969238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.969279][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.969306][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.969347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.969376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.969404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.969447][ T32] r4:8509db40 [ 1334.969472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.969502][ T32] INFO: task kworker/0:616:4679 blocked for more than 461 seconds. [ 1334.969537][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.969562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.969630][ T32] task:kworker/0:616 state:D stack:0 pid:4679 tgid:4679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.969705][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.969754][ T32] Call trace: [ 1334.969813][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.969909][ T32] r10:8291a684 r9:eb0c5d84 r8:00000002 r7:60000013 r6:eb0c5d8c r5:84b60000 [ 1334.969936][ T32] r4:84b60000 [ 1334.969956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.970021][ T32] r5:84b60000 r4:8291a680 [ 1334.970092][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.970135][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.970200][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 [ 1334.970227][ T32] r4:00000000 [ 1334.970247][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.970286][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.970335][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.970377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f6240 [ 1334.970399][ T32] r4:00000000 [ 1334.970419][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.970463][ T32] r9:83018005 r8:84b60000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1334.970484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.970524][ T32] r5:00001000 r4:dff21000 [ 1334.970590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.970633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.970698][ T32] r5:8551e78c r4:8551e400 [ 1334.970722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.970771][ T32] r7:dddced80 r6:83018000 r5:8551e78c r4:849bf100 [ 1334.970792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.970884][ T32] r10:61c88647 r9:84b60000 r8:849bf12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.970910][ T32] r4:849bf100 [ 1334.971000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.971056][ T32] r10:00000000 r9:849bf100 r8:80287e08 r7:eb0ade60 r6:849bf180 r5:84b60000 [ 1334.971082][ T32] r4:00000001 [ 1334.971129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.971175][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) [ 1334.971202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.971233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.971260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.971288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.971311][ T32] r4:849f6440 [ 1334.971587][ T32] INFO: task kworker/0:616:4679 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.971621][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.971718][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.971793][ T32] Call trace: [ 1334.971823][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.971872][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.971919][ T32] r4:00000000 [ 1334.971943][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.972008][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.972050][ T32] 1d20: deaeb000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1334.972150][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1334.972179][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.972226][ T32] r5:80070013 r4:80239bb0 [ 1334.972273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.972339][ T32] r4:82ac21e4 [ 1334.972363][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.972406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.972429][ T32] r4:e0581dc0 [ 1334.972450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.972491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.972514][ T32] r4:00000000 [ 1334.972533][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.972577][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.972598][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.972715][ T32] r5:00001000 r4:dfab3000 [ 1334.972746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.972786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.972827][ T32] r5:8502638c r4:85026000 [ 1334.972847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.972891][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.972912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.972957][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.972981][ T32] r4:8509f580 [ 1334.973000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.973067][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.973128][ T32] r4:00000001 [ 1334.973151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.973187][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.973213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.973244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.973271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.973312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.973356][ T32] r4:8509db40 [ 1334.973448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.973478][ T32] INFO: task kworker/0:617:4682 blocked for more than 461 seconds. [ 1334.973583][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.973632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.973657][ T32] task:kworker/0:617 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.984973][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.985163][ T32] Call trace: [ 1334.985349][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.985411][ T32] r10:8291a684 r9:eb1a1d84 r8:00000002 r7:60000013 r6:eb1a1d8c r5:84b61800 [ 1334.985436][ T32] r4:84b61800 [ 1334.985503][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.985574][ T32] r5:84b61800 r4:8291a680 [ 1334.985602][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.985644][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.985692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1334.985715][ T32] r4:00000000 [ 1334.985757][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.985803][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.985842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.985882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430a000 [ 1334.985920][ T32] r4:00000000 [ 1334.985944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.985990][ T32] r9:83018005 r8:84b61800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1334.986012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.986054][ T32] r5:00001000 r4:e0139000 [ 1334.986073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.986133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.986183][ T32] r5:8551eb8c r4:8551e800 [ 1334.986204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.986250][ T32] r7:dddced80 r6:83018000 r5:8551eb8c r4:849bf200 [ 1334.986272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.986325][ T32] r10:61c88647 r9:84b61800 r8:849bf22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.986349][ T32] r4:849bf200 [ 1334.986416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.986532][ T32] r10:00000000 r9:849bf200 r8:80287e08 r7:eb0ade60 r6:849bf280 r5:84b61800 [ 1334.986559][ T32] r4:00000001 [ 1334.986603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.986670][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1334.986701][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.986736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.986763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.986792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.986817][ T32] r4:8430a240 [ 1334.987271][ T32] INFO: task kworker/0:617:4682 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.987321][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.987411][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.987481][ T32] Call trace: [ 1334.987515][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.987580][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.987608][ T32] r4:00000000 [ 1334.987628][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.987672][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.987721][ T32] 1d20: deaeb000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 1 printk messages dropped ** [ 1334.987788][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1334.987844][ T32] r5:80070013 r4:80239bb0 [ 1334.987870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.987934][ T32] r4:82ac21e4 [ 1334.987981][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.988028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1334.988053][ T32] r4:e0581dc0 [ 1334.988084][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.988131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1334.988163][ T32] r4:00000000 [ 1334.988208][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.988271][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.988299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.988392][ T32] r5:00001000 r4:dfab3000 [ 1334.988441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.988491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.988534][ T32] r5:8502638c r4:85026000 [ 1334.988557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.988608][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1334.988654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.988711][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.988734][ T32] r4:8509f580 [ 1334.988753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.988867][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1334.988909][ T32] r4:00000001 [ 1334.988932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.988968][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1334.989013][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.989047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.989073][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.989102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.989135][ T32] r4:8509db40 [ 1334.989160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.989212][ T32] INFO: task kworker/0:618:4684 blocked for more than 461 seconds. [ 1334.989253][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.989278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.989338][ T32] task:kworker/0:618 state:D stack:0 pid:4684 tgid:4684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.989388][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.989461][ T32] Call trace: [ 1334.989497][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.989547][ T32] r10:8291a684 r9:eafe9d84 r8:00000002 r7:60000013 r6:eafe9d8c r5:84b62400 [ 1334.989570][ T32] r4:84b62400 [ 1334.989600][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.989668][ T32] r5:84b62400 r4:8291a680 [ 1334.989692][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.989735][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.989779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 [ 1334.989803][ T32] r4:00000000 [ 1334.989822][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.989904][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.989944][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.989987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430a580 [ 1334.990009][ T32] r4:00000000 [ 1334.990045][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.990093][ T32] r9:83018005 r8:84b62400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1334.990115][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.990155][ T32] r5:00001000 r4:eab5d000 [ 1334.990174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.990212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.990253][ T32] r5:8551f78c r4:8551f400 [ 1334.990337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.990452][ T32] r7:dddced80 r6:83018000 r5:8551f78c r4:849bf300 [ 1334.990477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.990536][ T32] r10:61c88647 r9:84b62400 r8:849bf32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.990610][ T32] r4:849bf300 [ 1334.990635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.990682][ T32] r10:00000000 r9:849bf300 r8:80287e08 r7:eb0ade60 r6:849bf380 r5:84b62400 [ 1334.990704][ T32] r4:00000001 [ 1334.990723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.990758][ T32] Exception stack(0xeafe9fb0 to 0xeafe9ff8) [ 1334.990971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.991006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.991079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.991111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.991136][ T32] r4:8430a240 [ 1334.991396][ T32] INFO: task kworker/0:618:4684 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1334.991450][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.991579][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.991710][ T32] Call trace: [ 1334.991820][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.991969][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1334.991997][ T32] r4:00000000 [ 1334.992018][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.992103][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1334.992156][ T32] 1d20: deaeb000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 1 printk messages dropped ** [ 1334.992289][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1334.992461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1334.992589][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.992827][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1334.993065][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1334.993249][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1334.993553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1334.993627][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1335.024925][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1335.025047][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.025112][ T32] Call trace: [ 1335.025149][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.025230][ T32] r10:8291a684 r9:eb1a5d84 r8:00000002 r7:60000013 r6:eb1a5d8c r5:84b63000 [ 1335.025288][ T32] r4:84b63000 [ 1335.025330][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.025397][ T32] r5:84b63000 r4:8291a680 [ 1335.025425][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.025470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.025516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 [ 1335.025558][ T32] r4:00000000 [ 1335.025588][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.025626][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.025667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.025788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430a4c0 [ 1335.025828][ T32] r4:00000000 [ 1335.025854][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.026009][ T32] r9:83018005 r8:84b63000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1335.026037][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.026083][ T32] r5:00001000 r4:e08af000 [ 1335.026123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.026166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.026211][ T32] r5:8551f38c r4:8551f000 [ 1335.026233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.026281][ T32] r7:dddced80 r6:83018000 r5:8551f38c r4:849bf400 [ 1335.026322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.026377][ T32] r10:61c88647 r9:84b63000 r8:849bf42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.026401][ T32] r4:849bf400 [ 1335.026424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.026473][ T32] r10:00000000 r9:849bf400 r8:80287e08 r7:eafe9e60 r6:849bf480 r5:84b63000 [ 1335.026496][ T32] r4:00000001 [ 1335.026517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.026555][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) [ 1335.026584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.026615][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.026644][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.026674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.026695][ T32] r4:8430a240 [ 1335.027139][ T32] INFO: task kworker/0:619:4686 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.027175][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.027249][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.027312][ T32] Call trace: [ 1335.027353][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.027405][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.027429][ T32] r4:00000000 [ 1335.027450][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.027489][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.027538][ T32] 1d20: df0ae000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.027572][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.027598][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.027623][ T32] r5:80070013 r4:80239bb0 [ 1335.027700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.027746][ T32] r4:82ac21e4 [ 1335.027767][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.027910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.027937][ T32] r4:e0581dc0 [ 1335.027958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.028000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.028029][ T32] r4:00000000 [ 1335.028116][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.028168][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.028191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.028232][ T32] r5:00001000 r4:dfab3000 [ 1335.028253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.028359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.028410][ T32] r5:8502638c r4:85026000 [ 1335.028431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.028478][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.028500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.028546][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.028574][ T32] r4:8509f580 [ 1335.028595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.028640][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.028662][ T32] r4:00000001 [ 1335.028680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.028715][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.028742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.028770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.028797][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.028826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.028849][ T32] r4:8509db40 [ 1335.028868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.028893][ T32] INFO: task kworker/0:620:4689 blocked for more than 461 seconds. [ 1335.028921][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.028944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.028965][ T32] task:kworker/0:620 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.029009][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.029048][ T32] Call trace: [ 1335.029078][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.029123][ T32] r10:8291a684 r9:eb0cdd84 r8:00000002 r7:60000013 r6:eb0cdd8c r5:84b63c00 [ 1335.029147][ T32] r4:84b63c00 [ 1335.029168][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.029210][ T32] r5:84b63c00 r4:8291a680 [ 1335.029230][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.029267][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.029310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 ** 6 printk messages dropped ** [ 1335.029506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1335.029730][ T32] r5:8551fb8c r4:8551f800 ** 2 printk messages dropped ** [ 1335.029849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.029896][ T32] r10:61c88647 r9:84b63c00 r8:849bf52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.030022][ T32] r4:849bf500 [ 1335.030046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.030094][ T32] r10:00000000 r9:849bf500 r8:80287e08 r7:eafe9e60 r6:849bf580 r5:84b63c00 [ 1335.030116][ T32] r4:00000001 [ 1335.030136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.030171][ T32] Exception stack(0xeb0cdfb0 to 0xeb0cdff8) [ 1335.030197][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.030225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.030252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.030279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.030325][ T32] r4:8430a480 [ 1335.030604][ T32] INFO: task kworker/0:620:4689 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.030642][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.030699][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.030742][ T32] Call trace: [ 1335.030788][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.030941][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.030969][ T32] r4:00000000 [ 1335.031046][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.031090][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.031139][ T32] 1d20: df0ae000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.031172][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.031199][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.031311][ T32] r5:80070013 r4:80239bb0 [ 1335.031342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.031387][ T32] r4:82ac21e4 [ 1335.031409][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.031450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.031473][ T32] r4:e0581dc0 [ 1335.031525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.031570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.031593][ T32] r4:00000000 [ 1335.031613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.031656][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.031684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.031730][ T32] r5:00001000 r4:dfab3000 [ 1335.031766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.031810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.031852][ T32] r5:8502638c r4:85026000 [ 1335.031872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.031917][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.031939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.032006][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.032067][ T32] r4:8509f580 [ 1335.032089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.032136][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.032160][ T32] r4:00000001 [ 1335.032180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.032216][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.032242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.032270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.032297][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.032348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.032373][ T32] r4:8509db40 [ 1335.032393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.032417][ T32] INFO: task kworker/0:621:4691 blocked for more than 461 seconds. [ 1335.032444][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.032467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.032488][ T32] task:kworker/0:621 state:D stack:0 pid:4691 tgid:4691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.032532][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.032575][ T32] Call trace: [ 1335.032623][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.032670][ T32] r10:8291a684 r9:eb1add84 r8:00000002 r7:60000113 r6:eb1add8c r5:84b65400 [ 1335.032692][ T32] r4:84b65400 [ 1335.032713][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.032768][ T32] r5:84b65400 r4:8291a680 [ 1335.032791][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.032842][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.032888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ade08 [ 1335.032911][ T32] r4:00000000 [ 1335.032930][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.032966][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.032999][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.033039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430ab00 [ 1335.033061][ T32] r4:00000000 [ 1335.033080][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.033143][ T32] r9:83018005 r8:84b65400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1335.033169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.033212][ T32] r5:00001000 r4:eabed000 [ 1335.033289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.033337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.033381][ T32] r5:8551ff8c r4:8551fc00 [ 1335.033400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.033445][ T32] r7:dddced80 r6:83018000 r5:8551ff8c r4:849bf600 [ 1335.033466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.033513][ T32] r10:61c88647 r9:84b65400 r8:849bf62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.033538][ T32] r4:849bf600 [ 1335.033558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.033601][ T32] r10:00000000 r9:849bf600 r8:80287e08 r7:eb0cde60 r6:849bf680 r5:84b65400 [ 1335.033623][ T32] r4:00000001 [ 1335.033642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.033739][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1335.049296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.049358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.049387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.049423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.049447][ T32] r4:8430a700 [ 1335.049897][ T32] INFO: task kworker/0:621:4691 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.049938][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.050010][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.050071][ T32] Call trace: [ 1335.050114][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.050172][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.050196][ T32] r4:00000000 [ 1335.050216][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.050257][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.050286][ T32] 1d20: df0ae000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.050329][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.050357][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.050380][ T32] r5:80070013 r4:80239bb0 [ 1335.050401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.050444][ T32] r4:82ac21e4 [ 1335.050464][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.050505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.050530][ T32] r4:e0581dc0 [ 1335.050550][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.050591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.050614][ T32] r4:00000000 [ 1335.050649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.050699][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.050722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.050765][ T32] r5:00001000 r4:dfab3000 [ 1335.050785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.050824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.050956][ T32] r5:8502638c r4:85026000 [ 1335.051061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.051114][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.051191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.051245][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.051270][ T32] r4:8509f580 [ 1335.051293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.051347][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.051373][ T32] r4:00000001 [ 1335.051392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.051427][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.051453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.051481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.051509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.051538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.051560][ T32] r4:8509db40 [ 1335.051580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.051609][ T32] INFO: task kworker/0:622:4693 blocked for more than 461 seconds. [ 1335.051644][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.051680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.051707][ T32] task:kworker/0:622 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.051753][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.051796][ T32] Call trace: [ 1335.051828][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.051875][ T32] r10:8291a684 r9:eb1b5d84 r8:00000002 r7:60000113 r6:eb1b5d8c r5:84b66c00 [ 1335.051899][ T32] r4:84b66c00 [ 1335.051920][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.051961][ T32] r5:84b66c00 r4:8291a680 [ 1335.051982][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.052039][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.052088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 [ 1335.052111][ T32] r4:00000000 [ 1335.052130][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.052164][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.052199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.052295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430ac00 [ 1335.052345][ T32] r4:00000000 [ 1335.052366][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.052411][ T32] r9:83018005 r8:84b66c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1335.052433][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.052475][ T32] r5:00001000 r4:eac0b000 [ 1335.052496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.052534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.052587][ T32] r5:8552838c r4:85528000 [ 1335.052611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.052657][ T32] r7:dddced80 r6:83018000 r5:8552838c r4:849bf700 [ 1335.052678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.052724][ T32] r10:61c88647 r9:84b66c00 r8:849bf72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.052762][ T32] r4:849bf700 [ 1335.052785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.052830][ T32] r10:00000000 r9:849bf700 r8:80287e08 r7:eb1ade60 r6:849bf780 r5:84b66c00 [ 1335.052852][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.052964][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.053361][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.066625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 17 printk messages dropped ** [ 1335.067365][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 15 printk messages dropped ** [ 1335.067954][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 15 printk messages dropped ** [ 1335.068716][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.069033][ T32] r4:849bf800 ** 12 printk messages dropped ** [ 1335.070004][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.070354][ T32] 1d20: df3cc000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1335.070647][ T32] r4:e0581dc0 [ 1335.070673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.070718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.070742][ T32] r4:00000000 [ 1335.070777][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.070839][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.070866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.070933][ T32] r5:00001000 r4:dfab3000 [ 1335.070963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.071008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.071052][ T32] r5:8502638c r4:85026000 [ 1335.071073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.071123][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.071158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.071241][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.071271][ T32] r4:8509f580 [ 1335.071387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.071459][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.071516][ T32] r4:00000001 [ 1335.071542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.071583][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.071612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.071644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.071671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.071700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.071737][ T32] r4:8509db40 [ 1335.071762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.071915][ T32] INFO: task kworker/1:160:4698 blocked for more than 461 seconds. [ 1335.072051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.072106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.072138][ T32] task:kworker/1:160 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.072187][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.072232][ T32] Call trace: [ 1335.072264][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.072353][ T32] r10:8291a684 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:84b66000 [ 1335.072384][ T32] r4:84b66000 [ 1335.072408][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.072470][ T32] r5:84b66000 r4:8291a680 [ 1335.072497][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.072552][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.072629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1335.072681][ T32] r4:00000000 [ 1335.072706][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.072743][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.072779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.072819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1a840 [ 1335.072883][ T32] r4:00000000 [ 1335.072909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.072957][ T32] r9:83018205 r8:84b66000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1335.072979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.073023][ T32] r5:00001000 r4:eafb7000 [ 1335.073044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.073086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.073131][ T32] r5:8553838c r4:85538000 [ 1335.073151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.073200][ T32] r7:ddde2d80 r6:83018200 r5:8553838c r4:854c4380 [ 1335.073223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.073272][ T32] r10:61c88647 r9:84b66000 r8:854c43ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.073322][ T32] r4:854c4380 [ 1335.073347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.073408][ T32] r10:00000000 r9:854c4380 r8:80287e08 r7:eae1de60 r6:849bf980 r5:84b66000 [ 1335.073436][ T32] r4:00000001 [ 1335.073468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.073558][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1335.073615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.073651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.094220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.094332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.094363][ T32] r4:84a1a040 [ 1335.094798][ T32] INFO: task kworker/1:160:4698 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.094862][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.095469][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1335.095802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 3 printk messages dropped ** [ 1335.095946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.095989][ T32] r5:00001000 r4:dfab3000 [ 1335.096011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.096051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.096116][ T32] r5:8502638c r4:85026000 [ 1335.096141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.096189][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.096211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.096281][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.096352][ T32] r4:8509f580 [ 1335.096380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.096434][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.096458][ T32] r4:00000001 [ 1335.096479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.096514][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.096540][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.096569][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.096596][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.096695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.096724][ T32] r4:8509db40 [ 1335.096747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.096787][ T32] INFO: task kworker/0:624:4699 blocked for more than 461 seconds. [ 1335.096821][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.096846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.096867][ T32] task:kworker/0:624 state:D stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.096913][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.096993][ T32] Call trace: [ 1335.097081][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.097135][ T32] r10:8291a684 r9:eb1a9d84 r8:00000002 r7:60000013 r6:eb1a9d8c r5:84b60c00 [ 1335.097230][ T32] r4:84b60c00 [ 1335.097256][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.097303][ T32] r5:84b60c00 r4:8291a680 [ 1335.097333][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.097442][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.097597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1335.097719][ T32] r4:00000000 [ 1335.097837][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1335.098077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84873000 ** 6 printk messages dropped ** [ 1335.098491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.098534][ T32] r5:8552938c r4:85529000 ** 4 printk messages dropped ** [ 1335.098697][ T32] r4:849bf900 ** 8 printk messages dropped ** [ 1335.099193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1335.100398][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1335.100534][ T32] r4:82ac21e4 [ 1335.100571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.100619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.100645][ T32] r4:e0581dc0 [ 1335.100667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.100859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.100888][ T32] r4:00000000 [ 1335.100909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.100954][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.101141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.101237][ T32] r5:00001000 r4:dfab3000 [ 1335.101293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.101416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.101525][ T32] r5:8502638c r4:85026000 [ 1335.101556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.101607][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.101628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.101974][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.102002][ T32] r4:8509f580 [ 1335.102021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.102073][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.102123][ T32] r4:00000001 [ 1335.102146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.102182][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.102209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.102237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.102266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.102294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.102324][ T32] r4:8509db40 [ 1335.102346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1335.102399][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1335.102899][ T32] r5:85450000 r4:8291a680 ** 2 printk messages dropped ** [ 1335.103007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 ** 5 printk messages dropped ** [ 1335.103432][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.129371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.129530][ T32] r5:85528b8c r4:85528800 [ 1335.129556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.129867][ T32] r4:849bfa80 ** 1 printk messages dropped ** [ 1335.130018][ T32] r10:00000000 r9:849bfa80 r8:80287e08 r7:eb1a9e60 r6:849bfb00 r5:85450000 ** 14 printk messages dropped ** [ 1335.131405][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.131678][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1335.132256][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.132477][ T32] r5:00001000 r4:dfab3000 ** 7 printk messages dropped ** [ 1335.132800][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1335.132894][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.133030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.133131][ T32] INFO: task kworker/0:626:4703 blocked for more than 461 seconds. [ 1335.133165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.133190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.133211][ T32] task:kworker/0:626 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.133353][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.133396][ T32] Call trace: [ 1335.133452][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.133501][ T32] r10:8291a684 r9:eb1c1d84 r8:00000002 r7:60000013 r6:eb1c1d8c r5:85450c00 [ 1335.133525][ T32] r4:85450c00 [ 1335.133545][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.133588][ T32] r5:85450c00 r4:8291a680 [ 1335.133607][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.133647][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.133690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c1e08 [ 1335.133712][ T32] r4:00000000 [ 1335.133754][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.147263][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.147373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.147448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5e40 [ 1335.147477][ T32] r4:00000000 [ 1335.147500][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.147548][ T32] r9:83018005 r8:85450c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1335.147600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.147652][ T32] r5:00001000 r4:eac6b000 [ 1335.147675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.147737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.147785][ T32] r5:85528f8c r4:85528c00 [ 1335.147878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.147930][ T32] r7:dddced80 r6:83018000 r5:85528f8c r4:849bfb80 [ 1335.147953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.148095][ T32] r10:61c88647 r9:85450c00 r8:849bfbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.148128][ T32] r4:849bfb80 [ 1335.148149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.148199][ T32] r10:00000000 r9:849bfb80 r8:80287e08 r7:eb1a9e60 r6:849bfc00 r5:85450c00 [ 1335.148295][ T32] r4:00000001 [ 1335.148358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.148404][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1335.148436][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.148466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.148493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.148545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.148600][ T32] r4:8430a1c0 [ 1335.149051][ T32] INFO: task kworker/0:626:4703 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.149093][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.149163][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.149227][ T32] Call trace: [ 1335.149288][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.149352][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.149376][ T32] r4:00000000 [ 1335.149419][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.149466][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.149496][ T32] 1d20: dfc41000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.149526][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.149551][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.149579][ T32] r5:80070013 r4:80239bb0 [ 1335.149601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.149642][ T32] r4:82ac21e4 [ 1335.149663][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.149705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.149732][ T32] r4:e0581dc0 [ 1335.149751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.149862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.149960][ T32] r4:00000000 [ 1335.149984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.150031][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.150099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.150144][ T32] r5:00001000 r4:dfab3000 [ 1335.150165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.150203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.150268][ T32] r5:8502638c r4:85026000 [ 1335.150344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.150403][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.150517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.150568][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.150593][ T32] r4:8509f580 [ 1335.150676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.150750][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.150894][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.151128][ T32] task:kworker/0:627 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.151642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 ** 6 printk messages dropped ** [ 1335.151958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.152156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.152199][ T32] r5:8552978c r4:85529400 ** 2 printk messages dropped ** [ 1335.152450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.152886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.153326][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.177080][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.177137][ T32] 1d20: dff97000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.177172][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.177291][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.177355][ T32] r5:80070013 r4:80239bb0 [ 1335.177390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.177453][ T32] r4:82ac21e4 [ 1335.177474][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.177517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.177553][ T32] r4:e0581dc0 [ 1335.177577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.177643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.177675][ T32] r4:00000000 [ 1335.177789][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.177915][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.177978][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.178031][ T32] r5:00001000 r4:dfab3000 [ 1335.178077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.178122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.178211][ T32] r5:8502638c r4:85026000 [ 1335.178238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.178287][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.178415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.178490][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.178525][ T32] r4:8509f580 [ 1335.178545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.178591][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.178659][ T32] r4:00000001 [ 1335.178685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.178723][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.178772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.178815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.178890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.178929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.178958][ T32] r4:8509db40 [ 1335.179030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.179068][ T32] INFO: task kworker/0:628:4707 blocked for more than 461 seconds. [ 1335.179154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.179183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.179208][ T32] task:kworker/0:628 state:D stack:0 pid:4707 tgid:4707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.179266][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.179313][ T32] Call trace: [ 1335.179363][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.179426][ T32] r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000013 r6:eb1d1d8c r5:85453000 [ 1335.179449][ T32] r4:85453000 [ 1335.179516][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.179569][ T32] r5:85453000 r4:8291a680 [ 1335.179592][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.179656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.179774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1335.179801][ T32] r4:00000000 [ 1335.179822][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.179858][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.179897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.179960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84873200 [ 1335.180004][ T32] r4:00000000 [ 1335.180042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.180090][ T32] r9:83018005 r8:85453000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1335.180113][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.180224][ T32] r5:00001000 r4:eaeb7000 [ 1335.180248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.180290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.180371][ T32] r5:85529b8c r4:85529800 [ 1335.180395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.180440][ T32] r7:dddced80 r6:83018000 r5:85529b8c r4:849bfd80 [ 1335.180461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.180572][ T32] r10:61c88647 r9:85453000 r8:849bfdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.180601][ T32] r4:849bfd80 [ 1335.180622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.180690][ T32] r10:00000000 r9:849bfd80 r8:80287e08 r7:eb1c5e60 r6:849bfe00 r5:85453000 [ 1335.180717][ T32] r4:00000001 [ 1335.180736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.180782][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 1335.180931][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.180968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.181046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.181669][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.182330][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.182601][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1335.182774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.183152][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1335.183236][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.183404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.183679][ T32] task:kworker/0:629 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.199612][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.199813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84873a80 ** 6 printk messages dropped ** [ 1335.200212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.200371][ T32] r7:dddced80 r6:83018000 r5:8552ab8c r4:849bfe80 ** 4 printk messages dropped ** [ 1335.200721][ T32] r10:00000000 r9:849bfe80 r8:80287e08 r7:eb1d1e60 r6:849bff00 r5:85453c00 ** 6 printk messages dropped ** [ 1335.201263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1335.202074][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.202476][ T32] 1d20: e00e6000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1335.202990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1335.203535][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 6 printk messages dropped ** [ 1335.216882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.216922][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.216952][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.216981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.217027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.217059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.217082][ T32] r4:8509db40 [ 1335.217125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.217172][ T32] INFO: task kworker/0:630:4711 blocked for more than 461 seconds. [ 1335.217207][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.217243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.217270][ T32] task:kworker/0:630 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.217340][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.217392][ T32] Call trace: [ 1335.217425][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.217477][ T32] r10:8291a684 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:85452400 [ 1335.217499][ T32] r4:85452400 [ 1335.217518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.217560][ T32] r5:85452400 r4:8291a680 [ 1335.217615][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.217659][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.217734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 1335.217782][ T32] r4:00000000 [ 1335.217805][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.217839][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.217876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.217917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848735c0 [ 1335.217958][ T32] r4:00000000 [ 1335.217981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.218059][ T32] r9:83018005 r8:85452400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1335.218095][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.218140][ T32] r5:00001000 r4:eaec5000 [ 1335.218181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.218227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.218269][ T32] r5:85529f8c r4:85529c00 [ 1335.218310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.218363][ T32] r7:dddced80 r6:83018000 r5:85529f8c r4:849bff80 [ 1335.218384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.218450][ T32] r10:61c88647 r9:85452400 r8:849bffac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.218576][ T32] r4:849bff80 [ 1335.218599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.218644][ T32] r10:00000000 r9:849bff80 r8:80287e08 r7:eb1cde60 r6:83cdc000 r5:85452400 [ 1335.218666][ T32] r4:00000001 [ 1335.218684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.218765][ T32] Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) [ 1335.218805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.218853][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.218883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.218911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.218934][ T32] r4:84873580 [ 1335.219387][ T32] INFO: task kworker/0:630:4711 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.219421][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.219477][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.219540][ T32] Call trace: [ 1335.219574][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.219647][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.219694][ T32] r4:00000000 [ 1335.219721][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.219760][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.219808][ T32] 1d20: e054e000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.219842][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.219867][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.219906][ T32] r5:80070013 r4:80239bb0 [ 1335.219930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.220003][ T32] r4:82ac21e4 [ 1335.220027][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.220069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.220091][ T32] r4:e0581dc0 [ 1335.220130][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.220174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.220196][ T32] r4:00000000 [ 1335.220235][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.220360][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.220396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.220460][ T32] r5:00001000 r4:dfab3000 [ 1335.220538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.220604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.220652][ T32] r5:8502638c r4:85026000 [ 1335.220674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.220740][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.220777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.220852][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.220947][ T32] r4:8509f580 [ 1335.220991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.221043][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 1 printk messages dropped ** [ 1335.221085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.221453][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1335.221799][ T32] r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000113 r6:eb1d9d8c r5:85455400 ** 8 printk messages dropped ** [ 1335.222156][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.222465][ T32] r5:00001000 r4:eaedb000 ** 1 printk messages dropped ** [ 1335.222523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.222674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.222896][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) ** 6 printk messages dropped ** [ 1335.223466][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.247011][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.247092][ T32] 1d20: e09a5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.247149][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.247179][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.247228][ T32] r5:80070013 r4:80239bb0 [ 1335.247274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.247367][ T32] r4:82ac21e4 [ 1335.247418][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.247465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.247508][ T32] r4:e0581dc0 [ 1335.247533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.247575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.247608][ T32] r4:00000000 [ 1335.247632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.247679][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.247700][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.247745][ T32] r5:00001000 r4:dfab3000 [ 1335.247775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.247838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.247884][ T32] r5:8502638c r4:85026000 [ 1335.247925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.247976][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.248037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.248089][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.248142][ T32] r4:8509f580 [ 1335.248165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.248212][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.248234][ T32] r4:00000001 [ 1335.248272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.248336][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.248372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.248401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.248426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.248478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.248519][ T32] r4:8509db40 [ 1335.248546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.248577][ T32] INFO: task kworker/0:632:4715 blocked for more than 461 seconds. [ 1335.248609][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.248634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.248676][ T32] task:kworker/0:632 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.248759][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.248808][ T32] Call trace: [ 1335.248884][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.248962][ T32] r10:8291a684 r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:85456000 [ 1335.249009][ T32] r4:85456000 [ 1335.249052][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.249117][ T32] r5:85456000 r4:8291a680 [ 1335.249160][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.249204][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.249260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1335.249286][ T32] r4:00000000 [ 1335.249305][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.249346][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.249402][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.249447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848739c0 [ 1335.249469][ T32] r4:00000000 [ 1335.249490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.249532][ T32] r9:83018005 r8:85456000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1335.249554][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.249650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.249710][ T32] r5:8552a78c r4:8552a400 [ 1335.249797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.249932][ T32] r10:61c88647 r9:85456000 r8:83cdc1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.249979][ T32] r4:83cdc180 [ 1335.250002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.250047][ T32] r10:00000000 r9:83cdc180 r8:80287e08 r7:eb1cde60 r6:83cdc200 r5:85456000 [ 1335.250069][ T32] r4:00000001 [ 1335.250108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.250147][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1335.250173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.250202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.250228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.250277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.250305][ T32] r4:84873880 [ 1335.250752][ T32] INFO: task kworker/0:632:4715 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.250788][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.250907][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.250969][ T32] Call trace: [ 1335.251018][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.251073][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.251117][ T32] r4:00000000 [ 1335.251140][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.251179][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.251205][ T32] 1d20: e09a5000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.251233][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.251257][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.251301][ T32] r5:80070013 r4:80239bb0 [ 1335.251325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.251391][ T32] r4:82ac21e4 [ 1335.251415][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.251457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.251479][ T32] r4:e0581dc0 [ 1335.251499][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.251538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.251561][ T32] r4:00000000 [ 1335.251580][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.251642][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.251667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.251729][ T32] r5:00001000 r4:dfab3000 [ 1335.251772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.251834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.251898][ T32] r5:8502638c r4:85026000 [ 1335.251953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.252127][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1335.252356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.252642][ T32] INFO: task kworker/0:633:4718 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1335.252882][ T32] r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:85456c00 ** 6 printk messages dropped ** [ 1335.253113][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.253314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84873bc0 ** 4 printk messages dropped ** [ 1335.253557][ T32] r5:00001000 r4:eaf05000 ** 1 printk messages dropped ** [ 1335.253657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.253758][ T32] r5:8552af8c r4:8552ac00 [ 1335.268468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.268559][ T32] r7:dddced80 r6:83018000 r5:8552af8c r4:83cdc280 [ 1335.268583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.268632][ T32] r10:61c88647 r9:85456c00 r8:83cdc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.268676][ T32] r4:83cdc280 [ 1335.268721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.268772][ T32] r10:00000000 r9:83cdc280 r8:80287e08 r7:eb1cde60 r6:83cdc300 r5:85456c00 [ 1335.268794][ T32] r4:00000001 [ 1335.268813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.268861][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1335.268895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.268943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.268975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.269004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.269026][ T32] r4:84873ac0 [ 1335.269475][ T32] INFO: task kworker/0:633:4718 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.269532][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.269604][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.269650][ T32] Call trace: [ 1335.269680][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.269736][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.269758][ T32] r4:00000000 [ 1335.269777][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.269817][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.269864][ T32] 1d20: e0c81000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.269898][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.269945][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.269972][ T32] r5:80070013 r4:80239bb0 [ 1335.270012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.270057][ T32] r4:82ac21e4 [ 1335.270077][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.270130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.270156][ T32] r4:e0581dc0 [ 1335.270195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1335.270273][ T32] r4:00000000 [ 1335.270297][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.270373][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.270398][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.270441][ T32] r5:00001000 r4:dfab3000 [ 1335.270461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.270500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.270540][ T32] r5:8502638c r4:85026000 [ 1335.270574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.270665][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.270709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.270758][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.270782][ T32] r4:8509f580 [ 1335.270815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.270925][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.270953][ T32] r4:00000001 [ 1335.270974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.271008][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.271053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.271084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.271120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.271152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.271174][ T32] r4:8509db40 [ 1335.271195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.271222][ T32] INFO: task kworker/0:634:4719 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1335.271402][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.271696][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.272012][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.272260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.272317][ T32] r5:8552b38c r4:8552b000 [ 1335.272355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.272400][ T32] r7:dddced80 r6:83018000 r5:8552b38c r4:83cdc380 [ 1335.272420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.272505][ T32] r10:61c88647 r9:85454800 r8:83cdc3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.272531][ T32] r4:83cdc380 [ 1335.272550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.272627][ T32] r10:00000000 r9:83cdc380 r8:80287e08 r7:eb1e1e60 r6:83cdc400 r5:85454800 [ 1335.272654][ T32] r4:00000001 [ 1335.272673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.272708][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1335.272738][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.272787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.272836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.272871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.272893][ T32] r4:84873c00 [ 1335.273160][ T32] INFO: task kworker/0:634:4719 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.273196][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.273270][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.273344][ T32] Call trace: [ 1335.273374][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.273423][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 3 printk messages dropped ** [ 1335.273617][ T32] 1d20: e0c81000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1335.290849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 7 printk messages dropped ** [ 1335.291300][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1335.291613][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1335.291970][ T32] INFO: task kworker/0:635:4721 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.292473][ T32] r5:85460000 r4:8291a680 ** 3 printk messages dropped ** [ 1335.292615][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.292816][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.293115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.293159][ T32] r5:8552b78c r4:8552b400 [ 1335.293193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.293259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.293658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.302894][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1335.303197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1335.303665][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1335.314246][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 6 printk messages dropped ** [ 1335.314534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.314822][ T32] INFO: task kworker/0:636:4724 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1335.315206][ T32] r10:8291a684 r9:eb1edd84 r8:00000002 r7:60000113 r6:eb1edd8c r5:85460c00 ** 8 printk messages dropped ** [ 1335.315557][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.315813][ T32] r5:00001000 r4:eaf83000 ** 1 printk messages dropped ** [ 1335.315887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.315948][ T32] r5:8552bf8c r4:8552bc00 [ 1335.315971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.316048][ T32] r7:dddced80 r6:83018000 r5:8552bf8c r4:83cdc580 [ 1335.316100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.316184][ T32] r10:61c88647 r9:85460c00 r8:83cdc5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.316225][ T32] r4:83cdc580 [ 1335.316263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.316347][ T32] r10:00000000 r9:83cdc580 r8:80287e08 r7:eb1dde60 r6:83cdc600 r5:85460c00 [ 1335.316376][ T32] r4:00000001 [ 1335.316396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.316431][ T32] Exception stack(0xeb1edfb0 to 0xeb1edff8) [ 1335.316460][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.316489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.316536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.316569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.316604][ T32] r4:8498c280 [ 1335.317096][ T32] INFO: task kworker/0:636:4724 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.317140][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.317198][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.317242][ T32] Call trace: [ 1335.317315][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.317400][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.317448][ T32] r4:00000000 [ 1335.317471][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.317511][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.317539][ T32] 1d20: e1770000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.317568][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.317598][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.317625][ T32] r5:80070013 r4:80239bb0 [ 1335.317653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.317716][ T32] r4:82ac21e4 [ 1335.317760][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.317825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.317852][ T32] r4:e0581dc0 [ 1335.317872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.317913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.317954][ T32] r4:00000000 [ 1335.318005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.318053][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.318098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.318143][ T32] r5:00001000 r4:dfab3000 [ 1335.318203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.318247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.318289][ T32] r5:8502638c r4:85026000 [ 1335.318338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.318394][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.318416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.318462][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.318517][ T32] r4:8509f580 [ 1335.318540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.318589][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.318612][ T32] r4:00000001 [ 1335.318630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.318664][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.318710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.318750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.318780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.318810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.318832][ T32] r4:8509db40 [ 1335.318871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.318898][ T32] INFO: task kworker/0:637:4725 blocked for more than 461 seconds. [ 1335.318926][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.318948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.318969][ T32] task:kworker/0:637 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.319033][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.319088][ T32] Call trace: [ 1335.319164][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.319279][ T32] r10:8291a684 r9:eb1f1d84 r8:00000002 r7:60000013 r6:eb1f1d8c r5:85461800 [ 1335.319342][ T32] r4:85461800 [ 1335.319369][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.319414][ T32] r5:85461800 r4:8291a680 [ 1335.319434][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.319575][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.319638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 [ 1335.319661][ T32] r4:00000000 [ 1335.319701][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.319746][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.319781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.319822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498c140 ** 6 printk messages dropped ** [ 1335.320097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.320258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.320647][ T32] Exception stack(0xeb1f1fb0 to 0xeb1f1ff8) ** 6 printk messages dropped ** [ 1335.321134][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.321614][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1335.321910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1335.322299][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 8 printk messages dropped ** [ 1335.322705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.322749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.322779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.322829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.322875][ T32] r4:8509db40 [ 1335.322899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.322924][ T32] INFO: task kworker/0:638:4727 blocked for more than 461 seconds. [ 1335.322973][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.323000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.323022][ T32] task:kworker/0:638 state:D stack:0 pid:4727 tgid:4727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.323069][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.323147][ T32] Call trace: [ 1335.323178][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.323226][ T32] r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:85462400 [ 1335.323249][ T32] r4:85462400 [ 1335.323269][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.323311][ T32] r5:85462400 r4:8291a680 [ 1335.323331][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.323375][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.323428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1335.323475][ T32] r4:00000000 [ 1335.323512][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.323585][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.323625][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.323684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498c940 [ 1335.346045][ T32] r4:00000000 [ 1335.346144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.346225][ T32] r9:83018005 r8:85462400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1335.346255][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.346302][ T32] r5:00001000 r4:eb00d000 [ 1335.346338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.346384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.346427][ T32] r5:85538b8c r4:85538800 [ 1335.346486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.346538][ T32] r7:dddced80 r6:83018000 r5:85538b8c r4:83cdc780 [ 1335.346560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.346622][ T32] r10:61c88647 r9:85462400 r8:83cdc7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.346676][ T32] r4:83cdc780 [ 1335.346714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.346763][ T32] r10:00000000 r9:83cdc780 r8:80287e08 r7:eb1ede60 r6:83cdc800 r5:85462400 [ 1335.346829][ T32] r4:00000001 [ 1335.346853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.346893][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1335.346923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.346951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.346978][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.347006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.347049][ T32] r4:8498c280 [ 1335.347525][ T32] INFO: task kworker/0:638:4727 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.347598][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.347694][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.347788][ T32] Call trace: [ 1335.347856][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.347916][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.347940][ T32] r4:00000000 [ 1335.347961][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.348019][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.348057][ T32] 1d20: e1e02000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.348105][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.348161][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.348188][ T32] r5:80070013 r4:80239bb0 [ 1335.348231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.348427][ T32] r4:82ac21e4 [ 1335.348485][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1335.348754][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.348969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.349320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.349599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.349830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.350203][ T32] r5:85463c00 r4:8291a680 ** 5 printk messages dropped ** [ 1335.350440][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.350686][ T32] r5:00001000 r4:eafdd000 ** 1 printk messages dropped ** [ 1335.350749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.350920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.351259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.351713][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.351957][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1335.352193][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.352400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1335.352886][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 6 printk messages dropped ** [ 1335.353094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.353364][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1335.353473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1335.367915][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.367962][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.368019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1335.368069][ T32] r4:00000000 [ 1335.368097][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.368151][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.368196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.368240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498ca40 [ 1335.368265][ T32] r4:00000000 [ 1335.368335][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.368406][ T32] r9:83018005 r8:85464800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1335.368448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.368547][ T32] r5:00001000 r4:eb019000 [ 1335.368688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.368744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.368811][ T32] r5:85538f8c r4:85538c00 [ 1335.368862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.368955][ T32] r7:dddced80 r6:83018000 r5:85538f8c r4:83cdca00 [ 1335.368987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.369059][ T32] r10:61c88647 r9:85464800 r8:83cdca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.369124][ T32] r4:83cdca00 [ 1335.369167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.369351][ T32] r10:00000000 r9:83cdca00 r8:80287e08 r7:eb1f5e60 r6:83cdca80 r5:85464800 [ 1335.369406][ T32] r4:00000001 [ 1335.369432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.369474][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1335.369528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.369598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.369632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.369663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.369686][ T32] r4:8498c8c0 [ 1335.370140][ T32] INFO: task kworker/0:640:4732 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.370181][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.370252][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.370300][ T32] Call trace: [ 1335.370570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.370688][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.370743][ T32] r4:00000000 [ 1335.370790][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.370833][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.370862][ T32] 1d20: e1e02000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.370961][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.370991][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.371017][ T32] r5:80070013 r4:80239bb0 [ 1335.371038][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.371079][ T32] r4:82ac21e4 [ 1335.371118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.371191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.371217][ T32] r4:e0581dc0 [ 1335.371264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.371316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.371349][ T32] r4:00000000 [ 1335.371462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.371533][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.371561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.371690][ T32] r5:00001000 r4:dfab3000 [ 1335.371714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.371755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.371842][ T32] r5:8502638c r4:85026000 [ 1335.371866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.371912][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.371933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.372002][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.372029][ T32] r4:8509f580 [ 1335.372072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.372163][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.372228][ T32] r4:00000001 [ 1335.372273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.372365][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.372399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.372444][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.372481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.372545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.372592][ T32] r4:8509db40 [ 1335.372621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.372657][ T32] INFO: task kworker/0:641:4734 blocked for more than 461 seconds. [ 1335.372716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.372776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.372803][ T32] task:kworker/0:641 state:D stack:0 pid:4734 tgid:4734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.372870][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.372924][ T32] Call trace: [ 1335.372961][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.373039][ T32] r10:8291a684 r9:eb205d84 r8:00000002 r7:60000013 r6:eb205d8c r5:85465400 [ 1335.373085][ T32] r4:85465400 [ 1335.373114][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.373162][ T32] r5:85465400 r4:8291a680 [ 1335.373184][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.373225][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.373269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 [ 1335.373295][ T32] r4:00000000 [ 1335.373324][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.373394][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.373508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.373559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498cbc0 [ 1335.373604][ T32] r4:00000000 [ 1335.373636][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.373711][ T32] r9:83018005 r8:85465400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 ** 3 printk messages dropped ** [ 1335.391034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.391125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.391681][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.392106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.393187][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.393318][ T32] 1d20: e2112000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1335.407613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 3 printk messages dropped ** [ 1335.407825][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.407873][ T32] r5:00001000 r4:dfab3000 [ 1335.407917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.408001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.408105][ T32] r5:8502638c r4:85026000 [ 1335.408182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.408237][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.408260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.408362][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.408393][ T32] r4:8509f580 [ 1335.408512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.408573][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.408598][ T32] r4:00000001 [ 1335.408624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.408715][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.408752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.408805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.408839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.408869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.408893][ T32] r4:8509db40 [ 1335.408919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.408950][ T32] INFO: task kworker/0:642:4736 blocked for more than 461 seconds. [ 1335.408984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.409011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.409152][ T32] task:kworker/0:642 state:D stack:0 pid:4736 tgid:4736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.409255][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.409326][ T32] Call trace: [ 1335.409409][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.409471][ T32] r10:8291a684 r9:eb209d84 r8:00000002 r7:60000113 r6:eb209d8c r5:85466000 [ 1335.409497][ T32] r4:85466000 [ 1335.409544][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.409676][ T32] r5:85466000 r4:8291a680 [ 1335.409707][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.409805][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.409862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 [ 1335.409885][ T32] r4:00000000 [ 1335.409912][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.409952][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.410010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.410058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498cd80 [ 1335.410199][ T32] r4:00000000 [ 1335.410240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.410302][ T32] r9:83018005 r8:85466000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1335.410370][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.410428][ T32] r5:00001000 r4:eb037000 [ 1335.410451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.410516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.410570][ T32] r5:8553978c r4:85539400 [ 1335.410592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.410638][ T32] r7:dddced80 r6:83018000 r5:8553978c r4:83cdcc00 [ 1335.410676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.410728][ T32] r10:61c88647 r9:85466000 r8:83cdcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.410751][ T32] r4:83cdcc00 [ 1335.410770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.410820][ T32] r10:00000000 r9:83cdcc00 r8:80287e08 r7:eb205e60 r6:83cdcc80 r5:85466000 [ 1335.410846][ T32] r4:00000001 [ 1335.410872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.410960][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 1335.411018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.411064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.411166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.411200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.411224][ T32] r4:8498cb00 [ 1335.411690][ T32] INFO: task kworker/0:642:4736 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.411753][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.411856][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.411906][ T32] Call trace: [ 1335.412035][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.412090][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.412161][ T32] r4:00000000 [ 1335.412185][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.412248][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.412345][ T32] 1d20: e2503000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.412394][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.412421][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.412445][ T32] r5:80070013 r4:80239bb0 [ 1335.412468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.412510][ T32] r4:82ac21e4 [ 1335.412546][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.412594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1335.412839][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.412880][ T32] r5:00001000 r4:dfab3000 [ 1335.412900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.412939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.412980][ T32] r5:8502638c r4:85026000 [ 1335.413039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.413088][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.413111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.413156][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.413178][ T32] r4:8509f580 [ 1335.413219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.413270][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.413449][ T32] r4:00000001 [ 1335.413541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.413618][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.413652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.413701][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.413847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.425972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.426022][ T32] r4:8509db40 [ 1335.426049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.426081][ T32] INFO: task kworker/0:643:4737 blocked for more than 461 seconds. [ 1335.426140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.426165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.426188][ T32] task:kworker/0:643 state:D stack:0 pid:4737 tgid:4737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.426249][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.426319][ T32] Call trace: [ 1335.426352][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.426409][ T32] r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:85466c00 [ 1335.426447][ T32] r4:85466c00 [ 1335.426473][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.426517][ T32] r5:85466c00 r4:8291a680 [ 1335.426544][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.426604][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.426705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1335.426733][ T32] r4:00000000 [ 1335.426757][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.426795][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.426834][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.426875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498cf40 [ 1335.426957][ T32] r4:00000000 [ 1335.426983][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.427042][ T32] r9:83018005 r8:85466c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1335.427068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.427235][ T32] r5:85539b8c r4:85539800 [ 1335.427284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.427524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.427724][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.428065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.428879][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.429059][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.429334][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1335.429728][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1335.429992][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1335.430233][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.430444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.430946][ T32] r10:8291a684 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:85463000 ** 8 printk messages dropped ** [ 1335.431325][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.431760][ T32] r5:85539f8c r4:85539c00 [ 1335.431783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.431908][ T32] r10:61c88647 r9:85463000 r8:83cdce2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.432281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.432680][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.433298][ T32] r4:82ac21e4 [ 1335.433319][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.433362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.433386][ T32] r4:e0581dc0 [ 1335.433476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.433522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.433550][ T32] r4:00000000 [ 1335.433574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.433697][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.453074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.453281][ T32] r5:00001000 r4:dfab3000 [ 1335.453340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.453425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.453511][ T32] r5:8502638c r4:85026000 [ 1335.453555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.453648][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.453776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.454339][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.454409][ T32] r4:8509f580 [ 1335.454464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.454580][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.454636][ T32] r4:00000001 [ 1335.454683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.454773][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.454833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.454890][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.454949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.455007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.455101][ T32] r4:8509db40 [ 1335.455137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.455182][ T32] INFO: task kworker/0:645:4742 blocked for more than 461 seconds. [ 1335.455264][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.455324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.455383][ T32] task:kworker/0:645 state:D stack:0 pid:4742 tgid:4742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.455505][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.455658][ T32] Call trace: [ 1335.455702][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.455799][ T32] r10:8291a684 r9:eb215d84 r8:00000002 r7:60000113 r6:eb215d8c r5:854e8000 [ 1335.455829][ T32] r4:854e8000 [ 1335.455875][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.455946][ T32] r5:854e8000 r4:8291a680 [ 1335.455971][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.456041][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.456173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1335.456324][ T32] r4:00000000 [ 1335.456390][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.456467][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.456538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.456581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e4040 [ 1335.456630][ T32] r4:00000000 [ 1335.456655][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.456703][ T32] r9:83018005 r8:854e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1335.456727][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.456809][ T32] r5:00001000 r4:eb075000 [ 1335.456834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.456874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.456916][ T32] r5:8553a38c r4:8553a000 [ 1335.456936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.457008][ T32] r7:dddced80 r6:83018000 r5:8553a38c r4:83cdcf00 [ 1335.457060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.457139][ T32] r10:61c88647 r9:854e8000 r8:83cdcf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.457192][ T32] r4:83cdcf00 [ 1335.457232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.457309][ T32] r10:00000000 r9:83cdcf00 r8:80287e08 r7:eb20de60 r6:83cdcf80 r5:854e8000 [ 1335.457365][ T32] r4:00000001 [ 1335.457396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.457447][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 1335.457486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.457530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.457564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.457593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.457620][ T32] r4:84873fc0 [ 1335.458262][ T32] INFO: task kworker/0:645:4742 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.458314][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.458438][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.458539][ T32] Call trace: [ 1335.458580][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.458654][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.458678][ T32] r4:00000000 [ 1335.458698][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.458759][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.458815][ T32] 1d20: e28af000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.458870][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.458901][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.458926][ T32] r5:80070013 r4:80239bb0 [ 1335.458962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.459051][ T32] r4:82ac21e4 [ 1335.459138][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.459237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.459293][ T32] r4:e0581dc0 [ 1335.459330][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1335.459455][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.459656][ T32] r5:00001000 r4:dfab3000 ** 6 printk messages dropped ** [ 1335.459996][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.460400][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1335.460738][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1335.461123][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.461604][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.462033][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.462312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.462548][ T32] r10:61c88647 r9:854e8c00 r8:83cdc8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.462853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.463437][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.463463][ T32] r4:00000000 [ 1335.463485][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.463539][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.463570][ T32] 1d20: e28af000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.463611][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.463639][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.463664][ T32] r5:80070013 r4:80239bb0 [ 1335.463696][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.496816][ T32] r4:82ac21e4 [ 1335.496909][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.496986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.497012][ T32] r4:e0581dc0 [ 1335.497033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.497138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.497169][ T32] r4:00000000 [ 1335.497194][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.497250][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.497273][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.497318][ T32] r5:00001000 r4:dfab3000 [ 1335.497338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.497377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.497442][ T32] r5:8502638c r4:85026000 [ 1335.497470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.497520][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.497560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.497614][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.497649][ T32] r4:8509f580 [ 1335.497692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.497801][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.497873][ T32] r4:00000001 [ 1335.497899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.497940][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.497973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.498036][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.498081][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.498162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.498202][ T32] r4:8509db40 [ 1335.498254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1335.498380][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1335.498663][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.499106][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.499323][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1335.499633][ T32] r9:83018005 r8:854e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 1335.499840][ T32] r5:8553ab8c r4:8553a800 [ 1335.499870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.499919][ T32] r7:dddced80 r6:83018000 r5:8553ab8c r4:849e7080 [ 1335.499942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.500012][ T32] r10:61c88647 r9:854e9800 r8:849e70ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1335.500122][ T32] r10:00000000 r9:849e7080 r8:80287e08 r7:eb219e60 r6:849e7100 r5:854e9800 ** 5 printk messages dropped ** [ 1335.500468][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.501007][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.501488][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1335.501649][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1335.501779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 5 printk messages dropped ** [ 1335.501949][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 5 printk messages dropped ** [ 1335.502168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.502449][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1335.502606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.502635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.502663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.502715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.502764][ T32] r4:8509db40 [ 1335.502787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.502837][ T32] INFO: task kworker/1:161:4747 blocked for more than 461 seconds. [ 1335.502883][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.502931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.502956][ T32] task:kworker/1:161 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.503102][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.503218][ T32] Call trace: [ 1335.503262][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.503312][ T32] r10:8291a684 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:8547ec00 [ 1335.503335][ T32] r4:8547ec00 [ 1335.503389][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.503436][ T32] r5:8547ec00 r4:8291a680 [ 1335.503456][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.503499][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.503551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 [ 1335.503583][ T32] r4:00000000 [ 1335.503627][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.503675][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.503762][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.526733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a1440 [ 1335.526790][ T32] r4:00000000 [ 1335.526837][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.526908][ T32] r9:83018205 r8:8547ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1335.526932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.526978][ T32] r5:00001000 r4:eb275000 [ 1335.527038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.527096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.527141][ T32] r5:8549c38c r4:8549c000 [ 1335.527163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.527214][ T32] r7:ddde2d80 r6:83018200 r5:8549c38c r4:854c4400 [ 1335.527254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.527307][ T32] r10:61c88647 r9:8547ec00 r8:854c442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.527335][ T32] r4:854c4400 [ 1335.527357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.527434][ T32] r10:00000000 r9:854c4400 r8:80287e08 r7:eae1de60 r6:854c4480 r5:8547ec00 [ 1335.527461][ T32] r4:00000001 [ 1335.527483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.527521][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1335.527552][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.527617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.527648][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.527678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.527701][ T32] r4:84a1afc0 [ 1335.528153][ T32] INFO: task kworker/1:161:4747 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.528192][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.528296][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.528382][ T32] Call trace: [ 1335.528416][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.528473][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.528498][ T32] r4:00000000 [ 1335.528518][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.528558][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.528585][ T32] 1d20: e32a4000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.528615][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.528640][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.528664][ T32] r5:80070013 r4:80239bb0 [ 1335.528685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.528726][ T32] r4:82ac21e4 [ 1335.528747][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.528789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.528829][ T32] r4:e0581dc0 [ 1335.528852][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.528917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.528944][ T32] r4:00000000 [ 1335.528966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.529012][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.529035][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1335.529273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.529694][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.530100][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.530642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 ** 3 printk messages dropped ** [ 1335.530757][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.531192][ T32] r5:8554038c r4:85540000 [ 1335.531224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.531488][ T32] r10:00000000 r9:849e7180 r8:80287e08 r7:eb21de60 r6:854c4500 r5:854e0000 ** 1 printk messages dropped ** [ 1335.531535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.531613][ T32] Exception stack(0xeb22dfb0 to 0xeb22dff8) [ 1335.531690][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.531753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.531805][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.531861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.531914][ T32] r4:849e45c0 [ 1335.532339][ T32] INFO: task kworker/0:648:4749 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.532402][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.532526][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.532638][ T32] Call trace: [ 1335.532681][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.532734][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.532758][ T32] r4:00000000 [ 1335.532778][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.532816][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.532844][ T32] 1d20: e32a4000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.532889][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.532966][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.533007][ T32] r5:80070013 r4:80239bb0 [ 1335.533043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.533151][ T32] r4:82ac21e4 [ 1335.533200][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.533301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.533369][ T32] r4:e0581dc0 [ 1335.533439][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.533538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.533591][ T32] r4:00000000 [ 1335.533637][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.543302][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.543383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.543467][ T32] r5:00001000 r4:dfab3000 [ 1335.543501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.543544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.543587][ T32] r5:8502638c r4:85026000 [ 1335.543608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.543656][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.544033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.544186][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.544241][ T32] r4:8509f580 [ 1335.544267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.544359][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.544396][ T32] r4:00000001 [ 1335.544417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.544459][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.544493][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.544522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.544550][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.544578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.544624][ T32] r4:8509db40 [ 1335.544653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.544684][ T32] INFO: task kworker/0:649:4751 blocked for more than 462 seconds. [ 1335.544719][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.544744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.544768][ T32] task:kworker/0:649 state:D stack:0 pid:4751 tgid:4751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.544830][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.544917][ T32] Call trace: [ 1335.544954][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.545006][ T32] r10:8291a684 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:854e1800 [ 1335.545031][ T32] r4:854e1800 [ 1335.545051][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.545109][ T32] r5:854e1800 r4:8291a680 [ 1335.545137][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.545180][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.545234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1335.545282][ T32] r4:00000000 [ 1335.545308][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.545345][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.545383][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.545425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e4400 [ 1335.545449][ T32] r4:00000000 [ 1335.545485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.545628][ T32] r9:83018005 r8:854e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1335.545658][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.545714][ T32] r5:00001000 r4:eb093000 [ 1335.545740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.545782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.545847][ T32] r5:8553af8c r4:8553ac00 [ 1335.545871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.545918][ T32] r7:dddced80 r6:83018000 r5:8553af8c r4:849e7200 [ 1335.545941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.546057][ T32] r10:61c88647 r9:854e1800 r8:849e722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.546306][ T32] r4:849e7200 [ 1335.546334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.546412][ T32] r10:00000000 r9:849e7200 r8:80287e08 r7:eb22de60 r6:854c4580 r5:854e1800 [ 1335.546462][ T32] r4:00000001 [ 1335.546520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.546609][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1335.546671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.546749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.546811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.546869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.546923][ T32] r4:849e4440 [ 1335.547511][ T32] INFO: task kworker/0:649:4751 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.547557][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.547647][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.547735][ T32] Call trace: [ 1335.547808][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.547909][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.547959][ T32] r4:00000000 [ 1335.547987][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.548131][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.548238][ T32] 1d20: e32a4000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.548316][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.548380][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.548433][ T32] r5:80070013 r4:80239bb0 [ 1335.548484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.548569][ T32] r4:82ac21e4 [ 1335.548631][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.548732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.548782][ T32] r4:e0581dc0 [ 1335.548804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.548846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.548867][ T32] r4:00000000 [ 1335.548888][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.548978][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.549038][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.549149][ T32] r5:00001000 r4:dfab3000 [ 1335.549195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.549279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.549334][ T32] r5:8502638c r4:85026000 [ 1335.549355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.549402][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.549445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.549534][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.549582][ T32] r4:8509f580 [ 1335.549607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.549656][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.549681][ T32] r4:00000001 [ 1335.549701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.549767][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.549803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.549833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.549860][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.549889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.549911][ T32] r4:8509db40 [ 1335.549930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.549955][ T32] INFO: task kworker/0:650:4753 blocked for more than 462 seconds. [ 1335.550006][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.550036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.550059][ T32] task:kworker/0:650 state:D stack:0 pid:4753 tgid:4753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.550123][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.550166][ T32] Call trace: [ 1335.550202][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.550259][ T32] r10:8291a684 r9:eb23dd84 r8:00000002 r7:60000113 r6:eb23dd8c r5:854e3000 [ 1335.550283][ T32] r4:854e3000 [ 1335.550303][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.550346][ T32] r5:854e3000 r4:8291a680 [ 1335.550377][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.550420][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1335.550582][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.550976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.551017][ T32] r5:8553b38c r4:8553b000 [ 1335.551039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.551375][ T32] r4:849e7280 ** 7 printk messages dropped ** [ 1335.552011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.552869][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.553541][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1335.586850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 8 printk messages dropped ** [ 1335.587507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.588229][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1335.588813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.589647][ T32] r10:8291a684 r9:eb241d84 r8:00000002 r7:60000113 r6:eb241d8c r5:854e0c00 [ 1335.589756][ T32] r4:854e0c00 [ 1335.589791][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.589870][ T32] r5:854e0c00 r4:8291a680 [ 1335.589922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.589978][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.590032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 [ 1335.590083][ T32] r4:00000000 [ 1335.590109][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.590153][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.590195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.590297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e4780 [ 1335.590350][ T32] r4:00000000 [ 1335.590378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.590434][ T32] r9:83018005 r8:854e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1335.590462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.590513][ T32] r5:00001000 r4:eb0bd000 [ 1335.590539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.590674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.590720][ T32] r5:8553b78c r4:8553b400 [ 1335.590742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.590790][ T32] r7:dddced80 r6:83018000 r5:8553b78c r4:849e7300 [ 1335.590812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.590859][ T32] r10:61c88647 r9:854e0c00 r8:849e732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.590891][ T32] r4:849e7300 [ 1335.590936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.590989][ T32] r10:00000000 r9:849e7300 r8:80287e08 r7:eb22de60 r6:854c4680 r5:854e0c00 [ 1335.591014][ T32] r4:00000001 [ 1335.591034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.591094][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) [ 1335.591139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.591218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.591249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.591307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.591339][ T32] r4:849e4580 [ 1335.591932][ T32] INFO: task kworker/0:651:4754 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.591975][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.592144][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.592211][ T32] Call trace: [ 1335.592275][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.592377][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.592403][ T32] r4:00000000 [ 1335.592423][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.592462][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.592505][ T32] 1d20: e37ce000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.592571][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 5 printk messages dropped ** [ 1335.592917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1335.593623][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1335.610306][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1335.610533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1335.611266][ T32] r5:854e4800 r4:8291a680 ** 5 printk messages dropped ** [ 1335.611471][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.611831][ T32] r5:8553bb8c r4:8553b800 [ 1335.611852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.612049][ T32] r10:00000000 r9:849e7380 r8:80287e08 r7:eb22de60 r6:854c4700 r5:854e4800 ** 8 printk messages dropped ** [ 1335.612930][ T32] INFO: task kworker/0:652:4756 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 7 printk messages dropped ** [ 1335.613415][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1335.626793][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.627201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 5 printk messages dropped ** [ 1335.627454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.627529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.627578][ T32] r5:8502638c r4:85026000 [ 1335.627645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.627696][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.627718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.627812][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.627861][ T32] r4:8509f580 [ 1335.627886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.627934][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.627959][ T32] r4:00000001 [ 1335.627994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.628059][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.628092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.628121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.628217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.628251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.628276][ T32] r4:8509db40 [ 1335.628330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.628370][ T32] INFO: task kworker/0:653:4759 blocked for more than 462 seconds. [ 1335.628403][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.628428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.628451][ T32] task:kworker/0:653 state:D stack:0 pid:4759 tgid:4759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.628524][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.628572][ T32] Call trace: [ 1335.628633][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.628691][ T32] r10:8291a684 r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:854e3c00 [ 1335.628762][ T32] r4:854e3c00 [ 1335.628787][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.628856][ T32] r5:854e3c00 r4:8291a680 [ 1335.628880][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.628942][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.628996][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 1335.629019][ T32] r4:00000000 [ 1335.629085][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.629157][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.629233][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.629278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e49c0 ** 7 printk messages dropped ** [ 1335.629586][ T32] r5:8553bf8c r4:8553bc00 [ 1335.629611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.629691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1335.629901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.629952][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) [ 1335.629983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.630013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.630054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.630087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.630109][ T32] r4:849e4b00 [ 1335.630531][ T32] INFO: task kworker/0:653:4759 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.630567][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.630646][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.630740][ T32] Call trace: [ 1335.630973][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.631023][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.631047][ T32] r4:00000000 [ 1335.631068][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.631112][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.631144][ T32] 1d20: e3d5c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.631176][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.631218][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.631246][ T32] r5:80070013 r4:80239bb0 [ 1335.631268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.631327][ T32] r4:82ac21e4 [ 1335.631352][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1335.631596][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.631850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1335.632203][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1335.632412][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1335.632645][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.632958][ T32] r5:854e5400 r4:8291a680 ** 3 printk messages dropped ** [ 1335.633116][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.633304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e4cc0 ** 7 printk messages dropped ** [ 1335.633705][ T32] r5:8554078c r4:85540400 [ 1335.649175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.649336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.649786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.650467][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.650735][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1335.650933][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1335.651375][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1335.651656][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1335.651872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.652386][ T32] r10:8291a684 r9:eb211d84 r8:00000002 r7:60000013 r6:eb211d8c r5:854ebc00 ** 8 printk messages dropped ** [ 1335.652855][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.653272][ T32] r5:85540f8c r4:85540c00 [ 1335.653301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.653509][ T32] r10:61c88647 r9:854ebc00 r8:849e752c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.671475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.673047][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.673262][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1335.673624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 11 printk messages dropped ** [ 1335.679877][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1335.680013][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.680040][ T32] r4:00000001 [ 1335.680062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.680100][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.680131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.680181][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.680222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.680256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.680279][ T32] r4:8509db40 [ 1335.680355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.680412][ T32] INFO: task kworker/0:656:4765 blocked for more than 462 seconds. [ 1335.680448][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.680474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.680507][ T32] task:kworker/0:656 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.680576][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.680644][ T32] Call trace: [ 1335.680722][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.680777][ T32] r10:8291a684 r9:eb279d84 r8:00000002 r7:60000013 r6:eb279d8c r5:854ed400 [ 1335.680829][ T32] r4:854ed400 [ 1335.680858][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.680905][ T32] r5:854ed400 r4:8291a680 [ 1335.680928][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.680967][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.681010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 [ 1335.681033][ T32] r4:00000000 [ 1335.681053][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.681088][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.681125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.681166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e4e40 [ 1335.681207][ T32] r4:00000000 [ 1335.681233][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.681278][ T32] r9:83018005 r8:854ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1335.681301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.681345][ T32] r5:00001000 r4:eb26f000 [ 1335.681366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.681405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.681446][ T32] r5:85540b8c r4:85540800 [ 1335.681467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.681512][ T32] r7:dddced80 r6:83018000 r5:85540b8c r4:849e7600 [ 1335.681533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.681588][ T32] r10:61c88647 r9:854ed400 r8:849e762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.681611][ T32] r4:849e7600 [ 1335.681631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.681702][ T32] r10:00000000 r9:849e7600 r8:80287e08 r7:eb211e60 r6:849e7680 r5:854ed400 [ 1335.681737][ T32] r4:00000001 [ 1335.681807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.681894][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 1335.681954][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.682021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.682082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.682144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.682194][ T32] r4:849e4ec0 [ 1335.682918][ T32] INFO: task kworker/0:656:4765 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.683003][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.683130][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.683225][ T32] Call trace: [ 1335.683317][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.683427][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.683496][ T32] r4:00000000 [ 1335.683538][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.683591][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.683621][ T32] 1d20: e4401000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.683650][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.683678][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.683740][ T32] r5:80070013 r4:80239bb0 [ 1335.697165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.697278][ T32] r4:82ac21e4 [ 1335.697309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.697378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.697427][ T32] r4:e0581dc0 [ 1335.697477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.697526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.697556][ T32] r4:00000000 [ 1335.697579][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.697626][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.697676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.697728][ T32] r5:00001000 r4:dfab3000 [ 1335.697750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.697790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.697834][ T32] r5:8502638c r4:85026000 [ 1335.697855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.697902][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.697944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.698013][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.698040][ T32] r4:8509f580 [ 1335.698061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.698108][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.698149][ T32] r4:00000001 [ 1335.698173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.698353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.698874][ T32] r10:8291a684 r9:eb285d84 r8:00000002 r7:60000013 r6:eb285d8c r5:854ea400 ** 8 printk messages dropped ** [ 1335.699261][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.699971][ T32] r5:8554138c r4:85541000 ** 1 printk messages dropped ** [ 1335.700115][ T32] r7:dddced80 r6:83018000 r5:8554138c r4:849e7700 ** 5 printk messages dropped ** [ 1335.700647][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.701046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.702173][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.702613][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1335.703105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1335.728366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.728616][ T32] r5:8502638c r4:85026000 [ 1335.728673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.728776][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.728821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.728906][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.728952][ T32] r4:8509f580 [ 1335.728992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.729079][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.729159][ T32] r4:00000001 [ 1335.729205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.729287][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.729359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.729432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.729488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.729566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.729631][ T32] r4:8509db40 [ 1335.729687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.729749][ T32] INFO: task kworker/0:658:4770 blocked for more than 462 seconds. [ 1335.729843][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.729921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.729984][ T32] task:kworker/0:658 state:D stack:0 pid:4770 tgid:4770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.730050][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.730096][ T32] Call trace: [ 1335.730129][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.730209][ T32] r10:8291a684 r9:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:854ec800 [ 1335.730272][ T32] r4:854ec800 [ 1335.730363][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1335.731060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559c2c0 ** 7 printk messages dropped ** [ 1335.731562][ T32] r5:8554178c r4:85541400 ** 6 printk messages dropped ** [ 1335.732181][ T32] r10:00000000 r9:849e7800 r8:80287e08 r7:eb285e60 r6:849e7880 r5:854ec800 ** 19 printk messages dropped ** [ 1335.748204][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1335.748665][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.749403][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 10 printk messages dropped ** [ 1335.750263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.750834][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.751349][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1335.752431][ T32] r5:85541b8c r4:85541800 ** 2 printk messages dropped ** [ 1335.752639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1335.753323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1335.774800][ T32] Call trace: [ 1335.774883][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.775004][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.775076][ T32] r4:00000000 [ 1335.775164][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.775290][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.775378][ T32] 1d20: e4d36000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.775454][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.775508][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.775558][ T32] r5:80070013 r4:80239bb0 [ 1335.775764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.775949][ T32] r4:82ac21e4 [ 1335.776000][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.776182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.776253][ T32] r4:e0581dc0 [ 1335.776420][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.776523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.776585][ T32] r4:00000000 [ 1335.776639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.776774][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.776831][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.776926][ T32] r5:00001000 r4:dfab3000 [ 1335.776974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.777079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.777179][ T32] r5:8502638c r4:85026000 [ 1335.777243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.777354][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.777410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.777519][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.777587][ T32] r4:8509f580 [ 1335.777633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.777738][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.777787][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.777957][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1335.778386][ T32] INFO: task kworker/0:660:4774 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1335.779146][ T32] r4:84b30000 ** 4 printk messages dropped ** [ 1335.779565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 ** 5 printk messages dropped ** [ 1335.779949][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.780501][ T32] r5:85541f8c r4:85541c00 [ 1335.780560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.780702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.781370][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.782178][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.782504][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1335.782989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 8 printk messages dropped ** [ 1335.783538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.815638][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.816038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.816512][ T32] task:kworker/0:661 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.817362][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 ** 8 printk messages dropped ** [ 1335.817947][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1335.818294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.818733][ T32] r4:00000001 [ 1335.818760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.818838][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1335.818892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.818951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.819018][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.820098][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.820245][ T32] Call trace: [ 1335.820285][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.820440][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.820466][ T32] r4:00000000 [ 1335.820498][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.820584][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.820614][ T32] 1d20: e572b000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.820642][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.820667][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.820689][ T32] r5:80070013 r4:80239bb0 [ 1335.820722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.820870][ T32] r4:82ac21e4 [ 1335.820977][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.821031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.821056][ T32] r4:e0581dc0 [ 1335.821076][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.821141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.821175][ T32] r4:00000000 [ 1335.821196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.821244][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.821282][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.821341][ T32] r5:00001000 r4:dfab3000 [ 1335.821362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.821401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.821444][ T32] r5:8502638c r4:85026000 [ 1335.821466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.821563][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.821609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.821736][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.821787][ T32] r4:8509f580 [ 1335.821824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.821914][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.821944][ T32] r4:00000001 [ 1335.822049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.822111][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.822142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.822186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.822242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.822288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.822330][ T32] r4:8509db40 [ 1335.822442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.822482][ T32] INFO: task kworker/0:662:4779 blocked for more than 462 seconds. [ 1335.822514][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.822761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.822808][ T32] task:kworker/0:662 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.822859][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.822903][ T32] Call trace: [ 1335.822963][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.823038][ T32] r10:8291a684 r9:eb281d84 r8:00000002 r7:60000113 r6:eb281d8c r5:84b32400 [ 1335.823073][ T32] r4:84b32400 [ 1335.823094][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.823139][ T32] r5:84b32400 r4:8291a680 [ 1335.823159][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.823226][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.823312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 [ 1335.823363][ T32] r4:00000000 [ 1335.823404][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.823487][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.823574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.823668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a53780 [ 1335.823805][ T32] r4:00000000 [ 1335.847725][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.847829][ T32] r9:83018005 r8:84b32400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1335.847880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.847963][ T32] r5:00001000 r4:e00e3000 [ 1335.847994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.848036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.848103][ T32] r5:8554238c r4:85542000 [ 1335.848129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.848177][ T32] r7:dddced80 r6:83018000 r5:8554238c r4:849e7c00 [ 1335.848208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.848260][ T32] r10:61c88647 r9:84b32400 r8:849e7c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.848282][ T32] r4:849e7c00 ** 1 printk messages dropped ** [ 1335.848406][ T32] r10:00000000 r9:849e7c00 r8:80287e08 r7:eb2b5e60 r6:849e7c80 r5:84b32400 ** 9 printk messages dropped ** [ 1335.849227][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.849888][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1335.850065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1335.850386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.850680][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1335.850958][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1335.851265][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.851519][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.851772][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.852058][ T32] r5:8549df8c r4:8549dc00 ** 1 printk messages dropped ** [ 1335.852186][ T32] r7:ddde2d80 r6:83018200 r5:8549df8c r4:854c4880 ** 2 printk messages dropped ** [ 1335.852358][ T32] r4:854c4880 ** 1 printk messages dropped ** [ 1335.852434][ T32] r10:00000000 r9:854c4880 r8:80287e08 r7:eae1de60 r6:854c4900 r5:854e6c00 [ 1335.852457][ T32] r4:00000001 [ 1335.852537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.852575][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) [ 1335.852602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.852632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.852658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.852712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.852905][ T32] r4:855a1580 [ 1335.853335][ T32] INFO: task kworker/1:162:4781 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.853408][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.853620][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.871245][ T32] Call trace: [ 1335.871370][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.871499][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.871548][ T32] r4:00000000 [ 1335.871595][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.871675][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.871735][ T32] 1d20: e5c82000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.871795][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.871846][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.871918][ T32] r5:80070013 r4:80239bb0 [ 1335.871966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.872050][ T32] r4:82ac21e4 [ 1335.872095][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.872182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.872228][ T32] r4:e0581dc0 [ 1335.872268][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.872405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.872495][ T32] r4:00000000 [ 1335.872564][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.872667][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.872716][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.872803][ T32] r5:00001000 r4:dfab3000 [ 1335.872849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.872925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.873002][ T32] r5:8502638c r4:85026000 [ 1335.873041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.873127][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.873168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.873256][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.873318][ T32] r4:8509f580 [ 1335.873366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.873462][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.873512][ T32] r4:00000001 [ 1335.873592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.873675][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.881826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.881975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.882047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.882112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.882178][ T32] r4:8509db40 [ 1335.882230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.882309][ T32] INFO: task kworker/1:163:4785 blocked for more than 462 seconds. [ 1335.882392][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.882471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.882535][ T32] task:kworker/1:163 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.882668][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.882785][ T32] Call trace: [ 1335.882873][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.882974][ T32] r10:8291a684 r9:eb159d84 r8:00000002 r7:60000113 r6:eb159d8c r5:854e6000 [ 1335.883022][ T32] r4:854e6000 [ 1335.883063][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1335.883190][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.898437][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.899152][ T32] r5:8549cf8c r4:8549cc00 [ 1335.899197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.899286][ T32] r7:ddde2d80 r6:83018200 r5:8549cf8c r4:854c4980 ** 1 printk messages dropped ** [ 1335.899450][ T32] r10:61c88647 r9:854e6000 r8:854c49ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.899987][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.900117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.900177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.900225][ T32] r4:855a19c0 [ 1335.900999][ T32] INFO: task kworker/1:163:4785 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.901079][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.901289][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.901411][ T32] Call trace: [ 1335.901482][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.901607][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.901662][ T32] r4:00000000 [ 1335.901706][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.901782][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.901834][ T32] 1d20: e5fc3000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.901886][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.901952][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.902023][ T32] r5:80070013 r4:80239bb0 [ 1335.902074][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.902158][ T32] r4:82ac21e4 [ 1335.902199][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.902284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.902341][ T32] r4:e0581dc0 [ 1335.902407][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.902500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.902601][ T32] r4:00000000 [ 1335.902653][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.902779][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.902832][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.902952][ T32] r5:00001000 r4:dfab3000 [ 1335.903005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.903086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.903171][ T32] r5:8502638c r4:85026000 [ 1335.903277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.903382][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.903425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.903515][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.903564][ T32] r4:8509f580 [ 1335.903643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.903814][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.914508][ T32] r4:00000001 [ 1335.914649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.914772][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.914834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.914893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.914947][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.915008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.915078][ T32] r4:8509db40 [ 1335.915133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1335.915503][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.916143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 ** 11 printk messages dropped ** [ 1335.916996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.917061][ T32] r5:85542b8c r4:85542800 ** 2 printk messages dropped ** [ 1335.917298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.917772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.918580][ T32] Call trace: ** 7 printk messages dropped ** [ 1335.918946][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.919270][ T32] r4:e0581dc0 ** 7 printk messages dropped ** [ 1335.919577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.920013][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1335.920345][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1335.920614][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.921004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 ** 4 printk messages dropped ** [ 1335.921196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559cbc0 ** 5 printk messages dropped ** [ 1335.921442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.921539][ T32] r5:85542f8c r4:85542c00 ** 1 printk messages dropped ** [ 1335.921609][ T32] r7:dddced80 r6:83018000 r5:85542f8c r4:849e7e00 ** 1 printk messages dropped ** [ 1335.921703][ T32] r10:61c88647 r9:84b33c00 r8:849e7e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1335.921923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.922099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1335.922578][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.922738][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.922794][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.922842][ T32] 1d20: e5fc3000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.922873][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.922898][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.922921][ T32] r5:80070013 r4:80239bb0 [ 1335.922949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.923019][ T32] r4:82ac21e4 [ 1335.923042][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.923085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.923109][ T32] r4:e0581dc0 [ 1335.923128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.923190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.923215][ T32] r4:00000000 [ 1335.923234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.923278][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.923310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.923351][ T32] r5:00001000 r4:dfab3000 [ 1335.923370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.923420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.923464][ T32] r5:8502638c r4:85026000 [ 1335.923485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.923530][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1335.923571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.923631][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.923678][ T32] r4:8509f580 [ 1335.923699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.949453][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1335.949534][ T32] r4:00000001 [ 1335.949585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.949649][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1335.949681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.949736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.949767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.949817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.949844][ T32] r4:8509db40 [ 1335.949868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.949910][ T32] INFO: task kworker/0:665:4790 blocked for more than 462 seconds. [ 1335.949945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.949970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.949993][ T32] task:kworker/0:665 state:D stack:0 pid:4790 tgid:4790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.950069][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.950121][ T32] Call trace: [ 1335.950154][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.950206][ T32] r10:8291a684 r9:eb129d84 r8:00000002 r7:60000113 r6:eb129d8c r5:84b34800 [ 1335.950229][ T32] r4:84b34800 [ 1335.950249][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.950299][ T32] r5:84b34800 r4:8291a680 [ 1335.950350][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.950393][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.950435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1335.950457][ T32] r4:00000000 [ 1335.950476][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.950509][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.950570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.950616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559cd40 [ 1335.950639][ T32] r4:00000000 [ 1335.950668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.950718][ T32] r9:83018005 r8:84b34800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1335.950740][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.950803][ T32] r5:00001000 r4:e079b000 [ 1335.950827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.950897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.950943][ T32] r5:8549d38c r4:8549d000 [ 1335.950964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.951010][ T32] r7:dddced80 r6:83018000 r5:8549d38c r4:849e7f00 [ 1335.951031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.951077][ T32] r10:61c88647 r9:84b34800 r8:849e7f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.951100][ T32] r4:849e7f00 [ 1335.951118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.951162][ T32] r10:00000000 r9:849e7f00 r8:80287e08 r7:eb109e60 r6:849e7f80 r5:84b34800 [ 1335.951184][ T32] r4:00000001 [ 1335.951203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1335.951340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.952183][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1335.952574][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.952782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 7 printk messages dropped ** [ 1335.953256][ T32] r5:8502638c r4:85026000 ** 3 printk messages dropped ** [ 1335.953457][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.953673][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 1 printk messages dropped ** [ 1335.969928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.970163][ T32] INFO: task kworker/0:666:4791 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.970635][ T32] r5:84b35400 r4:8291a680 ** 2 printk messages dropped ** [ 1335.970784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1335.970806][ T32] r4:00000000 [ 1335.970827][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.970861][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.970898][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.970938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ab7c0 [ 1335.970960][ T32] r4:00000000 [ 1335.970979][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.971024][ T32] r9:83018005 r8:84b35400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1335.971068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.971114][ T32] r5:00001000 r4:eaea7000 [ 1335.971156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.971199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.971242][ T32] r5:8554378c r4:85543400 [ 1335.971283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.971340][ T32] r7:dddced80 r6:83018000 r5:8554378c r4:855aa000 [ 1335.971384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.971435][ T32] r10:61c88647 r9:84b35400 r8:855aa02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.971458][ T32] r4:855aa000 [ 1335.971498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.971547][ T32] r10:00000000 r9:855aa000 r8:80287e08 r7:eb129e60 r6:855aa080 r5:84b35400 [ 1335.971569][ T32] r4:00000001 [ 1335.971588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.971625][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1335.971672][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.971706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.971733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.971770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.971795][ T32] r4:8559cc80 [ 1335.972267][ T32] INFO: task kworker/0:666:4791 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1335.972383][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.972449][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.972493][ T32] Call trace: [ 1335.972523][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.972578][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1335.972602][ T32] r4:00000000 [ 1335.972622][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.972662][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1335.972689][ T32] 1d20: e6899000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1335.972728][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1335.972758][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1335.972850][ T32] r5:80070013 r4:80239bb0 [ 1335.972874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.972916][ T32] r4:82ac21e4 [ 1335.972958][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.973003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1335.973077][ T32] r4:e0581dc0 [ 1335.973100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.973214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1335.973240][ T32] r4:00000000 [ 1335.973260][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.973390][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.973456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.973504][ T32] r5:00001000 r4:dfab3000 [ 1335.973525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.973669][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1335.986807][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1335.986945][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1335.987204][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.987500][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.987767][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.988011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.988200][ T32] r7:dddced80 r6:83018000 r5:8554338c r4:855aa100 ** 5 printk messages dropped ** [ 1335.988564][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.988764][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.989672][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1335.990569][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.990870][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1335.991489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.992460][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1335.992900][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1335.993115][ T32] INFO: task kworker/1:164:4794 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1335.993479][ T32] r4:84b36c00 ** 4 printk messages dropped ** [ 1335.993667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 ** 8 printk messages dropped ** [ 1336.017464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.017649][ T32] r5:8549d78c r4:8549d400 ** 3 printk messages dropped ** [ 1336.017785][ T32] r10:61c88647 r9:84b36c00 r8:854c4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.018064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1336.018797][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.018853][ T32] Call trace: [ 1336.018885][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.018937][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.018961][ T32] r4:00000000 [ 1336.019004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.019050][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.019079][ T32] 1d20: e6f2f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.019137][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.019166][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.019190][ T32] r5:80070013 r4:80239bb0 [ 1336.019211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.019290][ T32] r4:82ac21e4 [ 1336.019316][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.019382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.019431][ T32] r4:e0581dc0 [ 1336.019455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.019521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.019575][ T32] r4:00000000 [ 1336.019600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.019648][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.019686][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.019736][ T32] r5:00001000 r4:dfab3000 [ 1336.019757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.019795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.019836][ T32] r5:8502638c r4:85026000 [ 1336.019855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.019917][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.019943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.020177][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.020204][ T32] r4:8509f580 [ 1336.020224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.020287][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.020353][ T32] r4:00000001 [ 1336.020376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.020413][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.020441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.020483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.020514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.020548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.020571][ T32] r4:8509db40 [ 1336.020664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.020747][ T32] INFO: task kworker/1:165:4796 blocked for more than 462 seconds. [ 1336.020788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.020813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.020834][ T32] task:kworker/1:165 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.020918][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.020964][ T32] Call trace: [ 1336.021028][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.021104][ T32] r10:8291a684 r9:eb2d5d84 r8:00000002 r7:60000113 r6:eb2d5d8c r5:84b30c00 [ 1336.021133][ T32] r4:84b30c00 [ 1336.021154][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.021196][ T32] r5:84b30c00 r4:8291a680 [ 1336.021215][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.021254][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.021305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 [ 1336.021328][ T32] r4:00000000 [ 1336.021347][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.021381][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.021414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.021453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a1840 [ 1336.021477][ T32] r4:00000000 [ 1336.021497][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.021543][ T32] r9:83018205 r8:84b30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1336.021565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.021608][ T32] r5:00001000 r4:e89bd000 [ 1336.021646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.021689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.021731][ T32] r5:8549db8c r4:8549d800 [ 1336.021751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.021796][ T32] r7:ddde2d80 r6:83018200 r5:8549db8c r4:854c4b80 [ 1336.021818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.021865][ T32] r10:61c88647 r9:84b30c00 r8:854c4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.021914][ T32] r4:854c4b80 [ 1336.021938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.021983][ T32] r10:00000000 r9:854c4b80 r8:80287e08 r7:eb119e60 r6:855aa280 r5:84b30c00 [ 1336.022005][ T32] r4:00000001 [ 1336.022024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.022060][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1336.022104][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.022160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.022198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.022227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.022249][ T32] r4:855a1d80 [ 1336.022537][ T32] INFO: task kworker/1:165:4796 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.022574][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.022667][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.022728][ T32] Call trace: [ 1336.022764][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.022866][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.022895][ T32] r4:00000000 [ 1336.022915][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.022954][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.022982][ T32] 1d20: e6f2f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.023011][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.023040][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.023064][ T32] r5:80070013 r4:80239bb0 [ 1336.023084][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.023123][ T32] r4:82ac21e4 [ 1336.023143][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.023196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.023223][ T32] r4:e0581dc0 [ 1336.023303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.023350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.023373][ T32] r4:00000000 [ 1336.023394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.023498][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.023590][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.023781][ T32] r5:00001000 r4:dfab3000 [ 1336.044546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.044644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.044731][ T32] r5:8502638c r4:85026000 [ 1336.044770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.044825][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.044849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.044899][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.044923][ T32] r4:8509f580 [ 1336.045021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.045075][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.045099][ T32] r4:00000001 [ 1336.045120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.045158][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.045190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.045221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.045250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.045293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.045319][ T32] r4:8509db40 [ 1336.045406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.045443][ T32] INFO: task kworker/1:166:4798 blocked for more than 462 seconds. [ 1336.045479][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.045505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.045529][ T32] task:kworker/1:166 state:D stack:0 pid:4798 tgid:4798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.045600][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.045647][ T32] Call trace: [ 1336.045681][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.045734][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000013 r6:eb2d9d8c r5:854eb000 [ 1336.045758][ T32] r4:854eb000 [ 1336.045778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.045820][ T32] r5:854eb000 r4:8291a680 [ 1336.045841][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.045879][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.045945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1336.045973][ T32] r4:00000000 [ 1336.045993][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.046028][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.046066][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.046131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b0040 [ 1336.046153][ T32] r4:00000000 [ 1336.046189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.046242][ T32] r9:83018205 r8:854eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1336.046302][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.046484][ T32] r5:8549e38c r4:8549e000 [ 1336.046505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.046594][ T32] r7:ddde2d80 r6:83018200 r5:8549e38c r4:854c4c00 ** 1 printk messages dropped ** [ 1336.046703][ T32] r10:61c88647 r9:854eb000 r8:854c4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.047227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.047907][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.048291][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1336.048509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1336.048898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.049314][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1336.049510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.049734][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.049919][ T32] r4:854e2400 ** 2 printk messages dropped ** [ 1336.050031][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1336.050188][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1336.050306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b0140 ** 4 printk messages dropped ** [ 1336.050455][ T32] r5:00001000 r4:eab2d000 ** 1 printk messages dropped ** [ 1336.050512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.050579][ T32] r5:8549e78c r4:8549e400 ** 1 printk messages dropped ** [ 1336.050651][ T32] r7:ddde2d80 r6:83018200 r5:8549e78c r4:854c4c80 ** 4 printk messages dropped ** [ 1336.050838][ T32] r10:00000000 r9:854c4c80 r8:80287e08 r7:eb2d9e60 r6:854c4d00 r5:854e2400 ** 6 printk messages dropped ** [ 1336.051218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.051913][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.052053][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1336.052371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 5 printk messages dropped ** [ 1336.052666][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 3 printk messages dropped ** [ 1336.052786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.053070][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1336.053134][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1336.053336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.053386][ T32] r4:8509db40 [ 1336.053406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.053431][ T32] INFO: task kworker/1:168:4803 blocked for more than 462 seconds. [ 1336.053460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.053484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.053504][ T32] task:kworker/1:168 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.053575][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.053620][ T32] Call trace: [ 1336.053650][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.053697][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000113 r6:eb2e1d8c r5:85476000 [ 1336.076274][ T32] r4:85476000 [ 1336.076430][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.076507][ T32] r5:85476000 r4:8291a680 [ 1336.076530][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.076583][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.076632][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1336.076656][ T32] r4:00000000 [ 1336.076676][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.076710][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.076749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.076791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b0300 [ 1336.076813][ T32] r4:00000000 [ 1336.076833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.076880][ T32] r9:83018205 r8:85476000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.076904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.076950][ T32] r5:00001000 r4:eacb5000 [ 1336.076972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.077026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.077288][ T32] r5:8549eb8c r4:8549e800 [ 1336.077317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.077368][ T32] r7:ddde2d80 r6:83018200 r5:8549eb8c r4:854c4d80 [ 1336.077391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.077437][ T32] r10:61c88647 r9:85476000 r8:854c4dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.077461][ T32] r4:854c4d80 [ 1336.077481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.077525][ T32] r10:00000000 r9:854c4d80 r8:80287e08 r7:eb2c5e60 r6:854c4e00 r5:85476000 [ 1336.077551][ T32] r4:00000001 [ 1336.077571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.077607][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1336.077638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.077742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.077775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.077805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.077829][ T32] r4:855b0100 [ 1336.078314][ T32] INFO: task kworker/1:168:4803 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.078370][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.078475][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.078544][ T32] Call trace: [ 1336.078579][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.078631][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.078654][ T32] r4:00000000 [ 1336.078686][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.078731][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.078760][ T32] 1d20: e7578000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.078789][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.078816][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.078855][ T32] r5:80070013 r4:80239bb0 [ 1336.078879][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.078938][ T32] r4:82ac21e4 [ 1336.078991][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.079119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.079150][ T32] r4:e0581dc0 [ 1336.079172][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.079215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.079264][ T32] r4:00000000 [ 1336.079306][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.079392][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.079418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.079460][ T32] r5:00001000 r4:dfab3000 [ 1336.079493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.079541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.079622][ T32] r5:8502638c r4:85026000 [ 1336.079647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.079695][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.079744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.079796][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.079820][ T32] r4:8509f580 [ 1336.079839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.079885][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.079906][ T32] r4:00000001 [ 1336.079925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.079960][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.079986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.080028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.080059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.080087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.080111][ T32] r4:8509db40 [ 1336.080132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.080173][ T32] INFO: task kworker/1:169:4804 blocked for more than 462 seconds. [ 1336.080234][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.080264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.080292][ T32] task:kworker/1:169 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.080412][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.080457][ T32] Call trace: [ 1336.080489][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.080588][ T32] r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000013 r6:eb2ddd8c r5:85558000 [ 1336.080617][ T32] r4:85558000 [ 1336.080639][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.080683][ T32] r5:85558000 r4:8291a680 [ 1336.080702][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.080739][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.080782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1336.080805][ T32] r4:00000000 [ 1336.080838][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.080876][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.080912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.080954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b0d80 [ 1336.081172][ T32] r4:00000000 [ 1336.081199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.081245][ T32] r9:83018205 r8:85558000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1336.081267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.081315][ T32] r5:00001000 r4:eae31000 [ 1336.081352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.081418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.081464][ T32] r5:84876b8c r4:84876800 [ 1336.081484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.081530][ T32] r7:ddde2d80 r6:83018200 r5:84876b8c r4:854c4e80 [ 1336.081690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.081741][ T32] r10:61c88647 r9:85558000 r8:854c4eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.081776][ T32] r4:854c4e80 [ 1336.081799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.081847][ T32] r10:00000000 r9:854c4e80 r8:80287e08 r7:eb2e1e60 r6:854c4f00 r5:85558000 [ 1336.081957][ T32] r4:00000001 [ 1336.082074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.082154][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1336.082206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.082239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.082287][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.082321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.082389][ T32] r4:855b02c0 [ 1336.082666][ T32] INFO: task kworker/1:169:4804 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.082703][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.082876][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.082926][ T32] Call trace: [ 1336.082956][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.083005][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.083029][ T32] r4:00000000 [ 1336.083049][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.083087][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.083126][ T32] 1d20: e7578000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.083159][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.083186][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.083210][ T32] r5:80070013 r4:80239bb0 [ 1336.083241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.083289][ T32] r4:82ac21e4 [ 1336.083352][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.083460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.083496][ T32] r4:e0581dc0 [ 1336.083518][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.083568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.083590][ T32] r4:00000000 [ 1336.083609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.083654][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.083675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.083769][ T32] r5:00001000 r4:dfab3000 [ 1336.099577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.099675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.099807][ T32] r5:8502638c r4:85026000 [ 1336.099836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.099888][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.099935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.100025][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.100108][ T32] r4:8509f580 [ 1336.100170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1336.100289][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.100412][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.100701][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1336.100914][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.101426][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.101468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 [ 1336.101491][ T32] r4:00000000 [ 1336.101607][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.101681][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.101748][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.101795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b05c0 [ 1336.101842][ T32] r4:00000000 [ 1336.101879][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.101955][ T32] r9:83018205 r8:85558c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1336.101982][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.102026][ T32] r5:00001000 r4:eace5000 [ 1336.102072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.102170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.102216][ T32] r5:8549ef8c r4:8549ec00 [ 1336.102236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.102285][ T32] r7:ddde2d80 r6:83018200 r5:8549ef8c r4:854c4f80 [ 1336.102374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.102450][ T32] r10:61c88647 r9:85558c00 r8:854c4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.102477][ T32] r4:854c4f80 [ 1336.102506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.102555][ T32] r10:00000000 r9:854c4f80 r8:80287e08 r7:eb2dde60 r6:854c4a80 r5:85558c00 [ 1336.102577][ T32] r4:00000001 [ 1336.102635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.102675][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1336.102704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.102733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.102784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.102817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.102865][ T32] r4:855b02c0 [ 1336.103400][ T32] INFO: task kworker/1:170:4805 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.103467][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.103599][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.103826][ T32] Call trace: [ 1336.118502][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.118594][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.118621][ T32] r4:00000000 [ 1336.118644][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.118687][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.118720][ T32] 1d20: e79ca000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.118750][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.118775][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.118798][ T32] r5:80070013 r4:80239bb0 [ 1336.118818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.118860][ T32] r4:82ac21e4 [ 1336.118880][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.118922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.118945][ T32] r4:e0581dc0 [ 1336.118965][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.119006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.119028][ T32] r4:00000000 [ 1336.119048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.119093][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.119138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.119238][ T32] r5:00001000 r4:dfab3000 [ 1336.119292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.119404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.119454][ T32] r5:8502638c r4:85026000 [ 1336.119476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.119523][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.119546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.119592][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.119615][ T32] r4:8509f580 [ 1336.119661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.119716][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.119741][ T32] r4:00000001 [ 1336.119761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1336.119929][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.120224][ T32] task:kworker/1:171 state:D stack:0 pid:4807 tgid:4807 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.120746][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.121234][ T32] r5:00001000 r4:ead5f000 ** 2 printk messages dropped ** [ 1336.121355][ T32] r5:8549f38c r4:8549f000 [ 1336.121452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.121718][ T32] r10:00000000 r9:855a9000 r8:80287e08 r7:eb2dde60 r6:855a9080 r5:85559800 ** 11 printk messages dropped ** [ 1336.142758][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.143172][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.143206][ T32] 1d20: e7c7c000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.143237][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.143293][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.143322][ T32] r5:80070013 r4:80239bb0 [ 1336.143380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.143425][ T32] r4:82ac21e4 [ 1336.143447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.143490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.143512][ T32] r4:e0581dc0 [ 1336.143532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.143573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.143596][ T32] r4:00000000 [ 1336.143792][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.143894][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.143920][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.143996][ T32] r5:00001000 r4:dfab3000 [ 1336.144056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.144100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.144143][ T32] r5:8502638c r4:85026000 [ 1336.144165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.144211][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.144232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.144344][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.144385][ T32] r4:8509f580 [ 1336.144407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.144453][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.144478][ T32] r4:00000001 [ 1336.144498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.150834][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.150925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.150986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.151039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.151100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.151148][ T32] r4:8509db40 [ 1336.151196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.151258][ T32] INFO: task kworker/1:172:4810 blocked for more than 462 seconds. [ 1336.151341][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.151396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.151446][ T32] task:kworker/1:172 state:D stack:0 pid:4810 tgid:4810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.151564][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.151712][ T32] Call trace: [ 1336.151790][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.151888][ T32] r10:8291a684 r9:eb2f1d84 r8:00000002 r7:60000013 r6:eb2f1d8c r5:8555bc00 [ 1336.151915][ T32] r4:8555bc00 [ 1336.151937][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.151982][ T32] r5:8555bc00 r4:8291a680 [ 1336.152003][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.152041][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.152084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 [ 1336.152106][ T32] r4:00000000 [ 1336.152125][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.152181][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.152224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.152265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b08c0 [ 1336.152343][ T32] r4:00000000 [ 1336.152383][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.152434][ T32] r9:83018205 r8:8555bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1336.152475][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.152546][ T32] r5:00001000 r4:ead7d000 [ 1336.152572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.152613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.152736][ T32] r5:8549f78c r4:8549f400 [ 1336.152766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.152843][ T32] r7:ddde2d80 r6:83018200 r5:8549f78c r4:855a9100 [ 1336.152869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.152917][ T32] r10:61c88647 r9:8555bc00 r8:855a912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.152940][ T32] r4:855a9100 [ 1336.152960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.153006][ T32] r10:00000000 r9:855a9100 r8:80287e08 r7:eb2dde60 r6:855a9180 r5:8555bc00 [ 1336.153027][ T32] r4:00000001 [ 1336.153046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.153082][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1336.153133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.153167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.153196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.153225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.153249][ T32] r4:855b0940 [ 1336.153695][ T32] INFO: task kworker/1:172:4810 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.166544][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.166735][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.166800][ T32] Call trace: ** 1 printk messages dropped ** [ 1336.166919][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1336.167184][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.167364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1336.167746][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1336.168000][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.168171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.168492][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.168722][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1336.169091][ T32] r9:83018205 r8:8555b000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1336.169255][ T32] r5:8549fb8c r4:8549f800 ** 2 printk messages dropped ** [ 1336.169347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.169648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.170390][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.170494][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.170596][ T32] 1d20: e8057000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 7 printk messages dropped ** [ 1336.170846][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1336.171090][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1336.171327][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 7 printk messages dropped ** [ 1336.171628][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 10 printk messages dropped ** [ 1336.172008][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1336.172630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.173116][ T32] r5:8549ff8c r4:8549fc00 [ 1336.173139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.173185][ T32] r7:ddde2d80 r6:83018200 r5:8549ff8c r4:855a9300 [ 1336.173206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.173251][ T32] r10:61c88647 r9:8555c800 r8:855a932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.173293][ T32] r4:855a9300 [ 1336.173316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.173363][ T32] r10:00000000 r9:855a9300 r8:80287e08 r7:eb2dde60 r6:855a9380 r5:8555c800 [ 1336.173410][ T32] r4:00000001 [ 1336.173458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.173511][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1336.173541][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.173581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.173612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.173642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.173676][ T32] r4:855b0c80 [ 1336.197482][ T32] INFO: task kworker/1:174:4814 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.197611][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.197706][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.197770][ T32] Call trace: [ 1336.197804][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.197863][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.197888][ T32] r4:00000000 [ 1336.197910][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.197951][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.197981][ T32] 1d20: e8528000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.198026][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.198057][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.198082][ T32] r5:80070013 r4:80239bb0 [ 1336.198215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.198267][ T32] r4:82ac21e4 [ 1336.198293][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.198376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.198404][ T32] r4:e0581dc0 [ 1336.198424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.198466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.198511][ T32] r4:00000000 [ 1336.198535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.198606][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.198859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.198905][ T32] r5:00001000 r4:dfab3000 [ 1336.198927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.198967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.199010][ T32] r5:8502638c r4:85026000 [ 1336.199030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.199077][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.199099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.199145][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.199167][ T32] r4:8509f580 [ 1336.199187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.199332][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 10 printk messages dropped ** [ 1336.199676][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.200167][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.200559][ T32] r9:83018205 r8:8555e000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1336.200810][ T32] r5:8556438c r4:85564000 [ 1336.200830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.200963][ T32] r4:855a9400 ** 5 printk messages dropped ** [ 1336.201164][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.201708][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.201920][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1336.202135][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1336.202604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.202980][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1336.203208][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1336.203466][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.214874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 ** 4 printk messages dropped ** [ 1336.215034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a5040 ** 7 printk messages dropped ** [ 1336.215309][ T32] r5:8556478c r4:85564400 [ 1336.215331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.215379][ T32] r7:ddde2d80 r6:83018200 r5:8556478c r4:855a9500 [ 1336.215401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.215463][ T32] r10:61c88647 r9:8555ec00 r8:855a952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.215511][ T32] r4:855a9500 [ 1336.215544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.215594][ T32] r10:00000000 r9:855a9500 r8:80287e08 r7:eb2fde60 r6:855a9580 r5:8555ec00 [ 1336.215619][ T32] r4:00000001 [ 1336.215639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.215677][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1336.215707][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.215736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.215774][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.215839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.215883][ T32] r4:855a5080 [ 1336.216376][ T32] INFO: task kworker/1:176:4818 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.216425][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.216498][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.216548][ T32] Call trace: [ 1336.216585][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.216678][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.216724][ T32] r4:00000000 [ 1336.216748][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.216790][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.217056][ T32] 1d20: e8528000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.217094][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.217133][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.217183][ T32] r5:80070013 r4:80239bb0 [ 1336.217284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.217341][ T32] r4:82ac21e4 [ 1336.217384][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.217447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.217472][ T32] r4:e0581dc0 [ 1336.217532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.217680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.217707][ T32] r4:00000000 [ 1336.217729][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.217774][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.217796][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.217837][ T32] r5:00001000 r4:dfab3000 [ 1336.217857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.217897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.217938][ T32] r5:8502638c r4:85026000 [ 1336.218045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.218182][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.218207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.218256][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.218286][ T32] r4:8509f580 [ 1336.218359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.218408][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.218454][ T32] r4:00000001 [ 1336.218476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.218514][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.218637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.218669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.218696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.218724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1336.218853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.219157][ T32] r4:8555a400 ** 4 printk messages dropped ** [ 1336.219392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 ** 9 printk messages dropped ** [ 1336.219893][ T32] r5:00001000 r4:eb0f3000 ** 2 printk messages dropped ** [ 1336.220075][ T32] r5:85564f8c r4:85564c00 ** 1 printk messages dropped ** [ 1336.220140][ T32] r7:ddde2d80 r6:83018200 r5:85564f8c r4:855a9600 ** 10 printk messages dropped ** [ 1336.220590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.221194][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 9 printk messages dropped ** [ 1336.221509][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1336.221903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.222260][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1336.222549][ T32] INFO: task kworker/1:178:4822 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.222887][ T32] r5:85480c00 r4:8291a680 ** 5 printk messages dropped ** [ 1336.223193][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1336.223561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.223645][ T32] r5:85564b8c r4:85564800 [ 1336.223771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.254456][ T32] r7:ddde2d80 r6:83018200 r5:85564b8c r4:855a9700 [ 1336.254568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.254655][ T32] r10:61c88647 r9:85480c00 r8:855a972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.254683][ T32] r4:855a9700 [ 1336.254706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.254789][ T32] r10:00000000 r9:855a9700 r8:80287e08 r7:eb305e60 r6:855a9780 r5:85480c00 [ 1336.254818][ T32] r4:00000001 [ 1336.254841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.254883][ T32] Exception stack(0xeb30dfb0 to 0xeb30dff8) [ 1336.254934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.255030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.255063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.255096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.255121][ T32] r4:855a5080 [ 1336.255679][ T32] INFO: task kworker/1:178:4822 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.255781][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.255862][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.255911][ T32] Call trace: [ 1336.255944][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.255999][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.256022][ T32] r4:00000000 [ 1336.256043][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.256083][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.256111][ T32] 1d20: e8a6a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.256141][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.256166][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.256190][ T32] r5:80070013 r4:80239bb0 [ 1336.256210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.256264][ T32] r4:82ac21e4 [ 1336.256376][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.256440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.256466][ T32] r4:e0581dc0 [ 1336.256487][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.256533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.256577][ T32] r4:00000000 [ 1336.256626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.256719][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.256746][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.256791][ T32] r5:00001000 r4:dfab3000 [ 1336.256812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.256854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.256896][ T32] r5:8502638c r4:85026000 [ 1336.256917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.256981][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.257007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.257055][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.257079][ T32] r4:8509f580 [ 1336.257098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.257168][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.257226][ T32] r4:00000001 [ 1336.257249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.257294][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.257321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.257349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.257398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.257461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.257498][ T32] r4:8509db40 [ 1336.257521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.257557][ T32] INFO: task kworker/0:668:4823 blocked for more than 462 seconds. [ 1336.258273][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.258427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.258453][ T32] task:kworker/0:668 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.258503][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.258597][ T32] Call trace: [ 1336.258634][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.258683][ T32] r10:8291a684 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:85482400 [ 1336.258767][ T32] r4:85482400 [ 1336.258865][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.258959][ T32] r5:85482400 r4:8291a680 [ 1336.258982][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.259096][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.259143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1336.259282][ T32] r4:00000000 [ 1336.259358][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.259396][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.259520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.259567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a53940 [ 1336.259590][ T32] r4:00000000 [ 1336.259610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.259652][ T32] r9:83018005 r8:85482400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.259674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.259718][ T32] r5:00001000 r4:e08ab000 [ 1336.259739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.259817][ T32] r5:8561478c r4:85614400 [ 1336.259923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.260082][ T32] r4:855aa380 ** 5 printk messages dropped ** [ 1336.260462][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.261000][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.261272][ T32] 1d20: e8a6a000 ed76b000 00000001 80239b98 7f16f000 00000001 ** 9 printk messages dropped ** [ 1336.261656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 8 printk messages dropped ** [ 1336.262029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.263748][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.286859][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.287404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 ** 3 printk messages dropped ** [ 1336.287522][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1336.287742][ T32] r5:00001000 r4:eb139000 ** 2 printk messages dropped ** [ 1336.287844][ T32] r5:85565b8c r4:85565800 [ 1336.287865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.287911][ T32] r7:dddced80 r6:83018000 r5:85565b8c r4:855aa400 [ 1336.287989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.288080][ T32] r10:61c88647 r9:85480000 r8:855aa42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.288129][ T32] r4:855aa400 [ 1336.288173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.288294][ T32] r10:00000000 r9:855aa400 r8:80287e08 r7:eb315e60 r6:855a9880 r5:85480000 [ 1336.288368][ T32] r4:00000001 [ 1336.288391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.288434][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) [ 1336.288462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.288491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.288518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.288550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.288573][ T32] r4:855ab8c0 [ 1336.289037][ T32] INFO: task kworker/0:669:4826 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.289079][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.289141][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.289186][ T32] Call trace: [ 1336.289216][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.289264][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.289295][ T32] r4:00000000 [ 1336.289316][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.289355][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.289934][ T32] 1d20: e8b2f000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.289990][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.290021][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.290811][ T32] r5:80070013 r4:80239bb0 [ 1336.290851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.291352][ T32] r4:82ac21e4 [ 1336.291379][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.291425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.291449][ T32] r4:e0581dc0 [ 1336.291468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.291511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.291540][ T32] r4:00000000 [ 1336.291574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.291623][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.291646][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.291688][ T32] r5:00001000 r4:dfab3000 [ 1336.292327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.292394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.292703][ T32] r5:8502638c r4:85026000 [ 1336.292729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.292780][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.292803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.292851][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.292874][ T32] r4:8509f580 [ 1336.292892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.293564][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.293592][ T32] r4:00000001 [ 1336.293618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.293657][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.293706][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.324659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.324735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.324778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.324806][ T32] r4:8509db40 [ 1336.324834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.324879][ T32] INFO: task kworker/1:179:4828 blocked for more than 462 seconds. [ 1336.324917][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.324944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.324969][ T32] task:kworker/1:179 state:D stack:0 pid:4828 tgid:4828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.325045][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.325111][ T32] Call trace: [ 1336.325221][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.325354][ T32] r10:8291a684 r9:eb301d84 r8:00000002 r7:60000113 r6:eb301d8c r5:85483000 [ 1336.325411][ T32] r4:85483000 [ 1336.325438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.325488][ T32] r5:85483000 r4:8291a680 [ 1336.325528][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.325578][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.325626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb301e08 [ 1336.325676][ T32] r4:00000000 [ 1336.325699][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.325735][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.325772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.325813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a5900 [ 1336.325836][ T32] r4:00000000 [ 1336.325855][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.325900][ T32] r9:83018205 r8:85483000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1336.325925][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.326067][ T32] r5:8556538c r4:85565000 [ 1336.326110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.326227][ T32] r7:ddde2d80 r6:83018200 r5:8556538c r4:855a9900 [ 1336.326289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.326381][ T32] r10:61c88647 r9:85483000 r8:855a992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.326410][ T32] r4:855a9900 [ 1336.326481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1336.326558][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.326737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.327296][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.328125][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1336.328289][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1336.328459][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1336.328524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1336.328643][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.328729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.328909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.328952][ T32] r5:8502638c r4:85026000 [ 1336.328989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.329040][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.329062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.329107][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.329155][ T32] r4:8509f580 [ 1336.329178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.329225][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.329250][ T32] r4:00000001 [ 1336.329297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.329337][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.329366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.329394][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.329444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.329499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.329543][ T32] r4:8509db40 [ 1336.329565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.329674][ T32] INFO: task kworker/1:180:4830 blocked for more than 462 seconds. [ 1336.329707][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.329736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.329758][ T32] task:kworker/1:180 state:D stack:0 pid:4830 tgid:4830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.329803][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.329845][ T32] Call trace: [ 1336.329960][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.330041][ T32] r10:8291a684 r9:eb309d84 r8:00000002 r7:60000013 r6:eb309d8c r5:85483c00 [ 1336.330069][ T32] r4:85483c00 [ 1336.330090][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.330133][ T32] r5:85483c00 r4:8291a680 [ 1336.330152][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.330231][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.330283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 [ 1336.330608][ T32] r4:00000000 [ 1336.330632][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.330668][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.330704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.330745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a1000 [ 1336.330768][ T32] r4:00000000 [ 1336.330787][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.330829][ T32] r9:83018205 r8:85483c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1336.330850][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.330892][ T32] r5:00001000 r4:eb167000 [ 1336.330912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.331096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.331142][ T32] r5:85565f8c r4:85565c00 [ 1336.331163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.331309][ T32] r7:ddde2d80 r6:83018200 r5:85565f8c r4:855a9a00 [ 1336.331336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.331384][ T32] r10:61c88647 r9:85483c00 r8:855a9a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.331460][ T32] r4:855a9a00 [ 1336.331484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.331530][ T32] r10:00000000 r9:855a9a00 r8:80287e08 r7:eb301e60 r6:855a9a80 r5:85483c00 [ 1336.331650][ T32] r4:00000001 [ 1336.331689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.331730][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 1336.331782][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.331814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.331841][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.331871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.331905][ T32] r4:855a5840 [ 1336.332180][ T32] INFO: task kworker/1:180:4830 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.332215][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.332289][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.332411][ T32] Call trace: [ 1336.332466][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.332531][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.332567][ T32] r4:00000000 [ 1336.332599][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.332643][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.332695][ T32] 1d20: e90f7000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.332757][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.332786][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.332811][ T32] r5:80070013 r4:80239bb0 [ 1336.332831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.332897][ T32] r4:82ac21e4 [ 1336.332948][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.333017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.333119][ T32] r4:e0581dc0 [ 1336.333171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.333269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.333304][ T32] r4:00000000 [ 1336.333324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.333369][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.333392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.333433][ T32] r5:00001000 r4:dfab3000 [ 1336.333476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.333519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.333566][ T32] r5:8502638c r4:85026000 [ 1336.333587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.364397][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.364959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.365336][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.365632][ T32] r5:85484800 r4:8291a680 ** 3 printk messages dropped ** [ 1336.365784][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.365974][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.366290][ T32] r5:8556578c r4:85565400 [ 1336.366338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.366468][ T32] r10:61c88647 r9:85484800 r8:855a9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.366952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.366981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.367029][ T32] r4:855a5a00 [ 1336.367480][ T32] INFO: task kworker/1:181:4832 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.367517][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.367575][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.367775][ T32] Call trace: [ 1336.367826][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.367904][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.367963][ T32] r4:00000000 [ 1336.368015][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.368113][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.368146][ T32] 1d20: e9453000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.368176][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.368202][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.368241][ T32] r5:80070013 r4:80239bb0 [ 1336.368265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.368355][ T32] r4:82ac21e4 [ 1336.368400][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.368446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.368503][ T32] r4:e0581dc0 [ 1336.368539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.368586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.368608][ T32] r4:00000000 [ 1336.368629][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.368672][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.368719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.368766][ T32] r5:00001000 r4:dfab3000 [ 1336.368787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.368851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.369089][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1336.369282][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.369702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.370129][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.370512][ T32] r5:85486000 r4:8291a680 ** 6 printk messages dropped ** [ 1336.371241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.371624][ T32] r5:85543b8c r4:85543800 [ 1336.371644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.371689][ T32] r7:dddced80 r6:83018000 r5:85543b8c r4:855aa480 ** 1 printk messages dropped ** [ 1336.371780][ T32] r10:61c88647 r9:85486000 r8:855aa4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.372246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.372905][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.373242][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1336.373444][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1336.394929][ T32] r5:00001000 r4:dfab3000 ** 4 printk messages dropped ** [ 1336.395389][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 4 printk messages dropped ** [ 1336.395710][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 12 printk messages dropped ** [ 1336.396500][ T32] task:kworker/0:671 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1336.398165][ T32] r5:00001000 r4:eb151000 ** 2 printk messages dropped ** [ 1336.398366][ T32] r5:85543f8c r4:85543c00 ** 6 printk messages dropped ** [ 1336.398865][ T32] r10:00000000 r9:855aa500 r8:80287e08 r7:eb315e60 r6:855aa580 r5:85552400 ** 5 printk messages dropped ** [ 1336.399225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.400135][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.400285][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.400407][ T32] Call trace: [ 1336.400486][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.400576][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.400622][ T32] r4:00000000 [ 1336.400660][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.400759][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.400817][ T32] 1d20: e95d6000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.400872][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.400937][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.400990][ T32] r5:80070013 r4:80239bb0 [ 1336.401028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.401100][ T32] r4:82ac21e4 [ 1336.401137][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.401213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.401255][ T32] r4:e0581dc0 [ 1336.401303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.401382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.401427][ T32] r4:00000000 [ 1336.401466][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.401549][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.401631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.401715][ T32] r5:00001000 r4:dfab3000 [ 1336.401757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.401829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.401914][ T32] r5:8502638c r4:85026000 [ 1336.401954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.402041][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.402082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.402168][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.402217][ T32] r4:8509f580 [ 1336.402257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.402354][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.402398][ T32] r4:00000001 [ 1336.402462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.402538][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.402591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.402659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.402732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.402802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.402851][ T32] r4:8509db40 [ 1336.402895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.402942][ T32] INFO: task kworker/0:672:4838 blocked for more than 462 seconds. [ 1336.403002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.403047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.403085][ T32] task:kworker/0:672 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.403185][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.403266][ T32] Call trace: [ 1336.403355][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.403460][ T32] r10:8291a684 r9:eb331d84 r8:00000002 r7:60000113 r6:eb331d8c r5:85553c00 [ 1336.403509][ T32] r4:85553c00 [ 1336.403575][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.403665][ T32] r5:85553c00 r4:8291a680 [ 1336.424465][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.424674][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.424746][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 [ 1336.424775][ T32] r4:00000000 [ 1336.424797][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.425627][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.425681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.425726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a53800 [ 1336.425749][ T32] r4:00000000 [ 1336.425768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.425815][ T32] r9:83018005 r8:85553c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1336.425838][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.425884][ T32] r5:00001000 r4:e0637000 [ 1336.425904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.426046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.426116][ T32] r5:8561438c r4:85614000 [ 1336.426193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.426251][ T32] r7:dddced80 r6:83018000 r5:8561438c r4:855aa600 [ 1336.426317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.426370][ T32] r10:61c88647 r9:85553c00 r8:855aa62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.426393][ T32] r4:855aa600 [ 1336.426413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.426458][ T32] r10:00000000 r9:855aa600 r8:80287e08 r7:eb315e60 r6:855aa680 r5:85553c00 [ 1336.426506][ T32] r4:00000001 [ 1336.426530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.426576][ T32] Exception stack(0xeb331fb0 to 0xeb331ff8) [ 1336.426630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.426694][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.426789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.426824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.426850][ T32] r4:855abc00 [ 1336.427332][ T32] INFO: task kworker/0:672:4838 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.427448][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.427617][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.427691][ T32] Call trace: [ 1336.427856][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.427908][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.427934][ T32] r4:00000000 [ 1336.427954][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.428005][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.428046][ T32] 1d20: e96f6000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.428075][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.428112][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.428145][ T32] r5:80070013 r4:80239bb0 [ 1336.428167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.428297][ T32] r4:82ac21e4 [ 1336.428421][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.428548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.428788][ T32] r4:e0581dc0 [ 1336.428839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.428898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.428921][ T32] r4:00000000 [ 1336.428941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.428985][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.429007][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.429048][ T32] r5:00001000 r4:dfab3000 [ 1336.429068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.429118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.429193][ T32] r5:8502638c r4:85026000 [ 1336.429215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.429261][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.429282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.429370][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.429399][ T32] r4:8509f580 [ 1336.429449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.429521][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.429546][ T32] r4:00000001 [ 1336.429576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.429612][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.429644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.429673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.429722][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.429755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.430228][ T32] r4:8509db40 [ 1336.430259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.430291][ T32] INFO: task kworker/1:182:4840 blocked for more than 462 seconds. [ 1336.430327][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.430352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.430378][ T32] task:kworker/1:182 state:D stack:0 pid:4840 tgid:4840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.430441][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.430486][ T32] Call trace: [ 1336.430516][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.430570][ T32] r10:8291a684 r9:eb325d84 r8:00000002 r7:60000013 r6:eb325d8c r5:85554800 [ 1336.430593][ T32] r4:85554800 [ 1336.430613][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.430656][ T32] r5:85554800 r4:8291a680 [ 1336.430676][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.430714][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.430755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 [ 1336.430806][ T32] r4:00000000 [ 1336.430833][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.430870][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.430904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.430946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ad040 [ 1336.430969][ T32] r4:00000000 [ 1336.430988][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.431031][ T32] r9:83018205 r8:85554800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1336.431054][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.431249][ T32] r5:00001000 r4:eb175000 [ 1336.431273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.431313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.431395][ T32] r5:8556638c r4:85566000 [ 1336.431420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.431499][ T32] r7:ddde2d80 r6:83018200 r5:8556638c r4:855a9c80 [ 1336.431524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.431603][ T32] r10:61c88647 r9:85554800 r8:855a9cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.431894][ T32] r4:855a9c80 [ 1336.432297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.432397][ T32] r10:00000000 r9:855a9c80 r8:80287e08 r7:eb309e60 r6:855aa700 r5:85554800 [ 1336.432423][ T32] r4:00000001 [ 1336.432443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.432505][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 1336.432536][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.432571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.432597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.432626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.432650][ T32] r4:855a5bc0 [ 1336.432954][ T32] INFO: task kworker/1:182:4840 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.432994][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.433054][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.433310][ T32] Call trace: [ 1336.433347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.433397][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.433422][ T32] r4:00000000 [ 1336.433549][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.433652][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.468896][ T32] 1d20: e96f6000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.469066][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.469102][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.469133][ T32] r5:80070013 r4:80239bb0 [ 1336.469180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.469258][ T32] r4:82ac21e4 [ 1336.469312][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.469410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 5 printk messages dropped ** [ 1336.469755][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1336.470472][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1336.470735][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 8 printk messages dropped ** [ 1336.471081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1336.472374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 ** 5 printk messages dropped ** [ 1336.472679][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.473229][ T32] r5:8556778c r4:85567400 [ 1336.473253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.481591][ T32] r10:00000000 r9:855a9d00 r8:80287e08 r7:eb325e60 r6:855aa780 r5:85555400 ** 9 printk messages dropped ** [ 1336.482522][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.505057][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.505115][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.505151][ T32] r5:80070013 r4:80239bb0 [ 1336.505176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.505277][ T32] r4:82ac21e4 [ 1336.505323][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.505378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.505403][ T32] r4:e0581dc0 [ 1336.505465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.505559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.505597][ T32] r4:00000000 [ 1336.505660][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.505777][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.505886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.505938][ T32] r5:00001000 r4:dfab3000 [ 1336.505960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.506000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.506166][ T32] r5:8502638c r4:85026000 [ 1336.506193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.506267][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.506318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.506452][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.506480][ T32] r4:8509f580 [ 1336.506501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.506548][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.506578][ T32] r4:00000001 [ 1336.506624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.506688][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.506717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.506746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.506773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.507046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.507090][ T32] r4:8509db40 [ 1336.507117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.507149][ T32] INFO: task kworker/1:184:4843 blocked for more than 462 seconds. [ 1336.507183][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.507209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.507232][ T32] task:kworker/1:184 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.507366][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.507524][ T32] Call trace: [ 1336.507595][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.507651][ T32] r10:8291a684 r9:eb35dd84 r8:00000002 r7:60000113 r6:eb35dd8c r5:85556c00 [ 1336.507675][ T32] r4:85556c00 ** 3 printk messages dropped ** [ 1336.507884][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.508476][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.508968][ T32] r5:85566b8c r4:85566800 [ 1336.508992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1336.509186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.509521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.510448][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1336.510933][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1336.511460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.511720][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.511744][ T32] r4:8509f580 [ 1336.511764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.511812][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.511892][ T32] r4:00000001 [ 1336.511936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.512000][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.512083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.512191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.512221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.512349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.512417][ T32] r4:8509db40 [ 1336.512532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.512629][ T32] INFO: task kworker/1:185:4846 blocked for more than 462 seconds. [ 1336.512664][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.512729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.512755][ T32] task:kworker/1:185 state:D stack:0 pid:4846 tgid:4846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.512805][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.512850][ T32] Call trace: [ 1336.512926][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.512994][ T32] r10:8291a684 r9:eb375d84 r8:00000002 r7:60000113 r6:eb375d8c r5:85551800 [ 1336.513020][ T32] r4:85551800 [ 1336.513042][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.513085][ T32] r5:85551800 r4:8291a680 [ 1336.513105][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.513143][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.513212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 [ 1336.513256][ T32] r4:00000000 [ 1336.513277][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.513319][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.513354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.513394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ad300 [ 1336.513416][ T32] r4:00000000 [ 1336.513490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.513542][ T32] r9:83018205 r8:85551800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1336.513595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.513763][ T32] r5:00001000 r4:eb367000 [ 1336.536828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.536917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.536965][ T32] r5:85566f8c r4:85566c00 [ 1336.537085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.537144][ T32] r7:ddde2d80 r6:83018200 r5:85566f8c r4:855a9e80 [ 1336.537170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.537301][ T32] r10:61c88647 r9:85551800 r8:855a9eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.537329][ T32] r4:855a9e80 [ 1336.537350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.537398][ T32] r10:00000000 r9:855a9e80 r8:80287e08 r7:eb33de60 r6:855aa880 r5:85551800 [ 1336.537489][ T32] r4:00000001 [ 1336.537514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.537598][ T32] Exception stack(0xeb375fb0 to 0xeb375ff8) [ 1336.537634][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.537702][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.538383][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.538729][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1336.539016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 11 printk messages dropped ** [ 1336.539404][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.539667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.539900][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.540266][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.540323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1336.540350][ T32] r4:00000000 [ 1336.540370][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.540556][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.540596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.540637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ad500 [ 1336.540661][ T32] r4:00000000 [ 1336.540680][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.540723][ T32] r9:83018205 r8:85553000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1336.540824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.540872][ T32] r5:00001000 r4:eb36d000 [ 1336.540892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.540932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.540974][ T32] r5:8556738c r4:85567000 [ 1336.541149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.541199][ T32] r7:ddde2d80 r6:83018200 r5:8556738c r4:855a9f00 [ 1336.541220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.541265][ T32] r10:61c88647 r9:85553000 r8:855a9f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.541287][ T32] r4:855a9f00 [ 1336.541312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.541381][ T32] r10:00000000 r9:855a9f00 r8:80287e08 r7:eb33de60 r6:855aa900 r5:85553000 [ 1336.541410][ T32] r4:00000001 [ 1336.541440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.541503][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1336.541533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.541566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.541594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.541622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.541668][ T32] r4:855ad340 [ 1336.541890][ T32] INFO: task kworker/1:186:4847 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.541924][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.541979][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.542023][ T32] Call trace: [ 1336.542053][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.542120][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.542148][ T32] r4:00000000 [ 1336.542169][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.542208][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.542235][ T32] 1d20: ea0f4000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.542264][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.542289][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.542312][ T32] r5:80070013 r4:80239bb0 [ 1336.542395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.542500][ T32] r4:82ac21e4 [ 1336.542535][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.542641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.542677][ T32] r4:e0581dc0 [ 1336.542708][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.542759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.542782][ T32] r4:00000000 [ 1336.542802][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.542846][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.542869][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.542946][ T32] r5:00001000 r4:dfab3000 [ 1336.542971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.543011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.543054][ T32] r5:8502638c r4:85026000 [ 1336.543073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.543159][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.543188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1336.543428][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.543566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.543699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.560993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.561051][ T32] r4:8509db40 [ 1336.561079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.561110][ T32] INFO: task kworker/1:187:4849 blocked for more than 463 seconds. [ 1336.561165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.561199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.561222][ T32] task:kworker/1:187 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.561287][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.561386][ T32] Call trace: [ 1336.561424][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.561502][ T32] r10:8291a684 r9:eb3a1d84 r8:00000002 r7:60000013 r6:eb3a1d8c r5:85556000 [ 1336.561529][ T32] r4:85556000 [ 1336.561550][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.561595][ T32] r5:85556000 r4:8291a680 [ 1336.561623][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.561663][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.561704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1336.561727][ T32] r4:00000000 [ 1336.561746][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.561779][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.561816][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.561856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855adb00 [ 1336.561899][ T32] r4:00000000 [ 1336.561923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.561971][ T32] r9:83018205 r8:85556000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1336.561993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.562034][ T32] r5:00001000 r4:dfa25000 [ 1336.562055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.562095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.562135][ T32] r5:8557078c r4:85570400 [ 1336.562156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.562212][ T32] r7:ddde2d80 r6:83018200 r5:8557078c r4:855a9f80 [ 1336.562237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.562301][ T32] r10:61c88647 r9:85556000 r8:855a9fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.562329][ T32] r4:855a9f80 [ 1336.562380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.562435][ T32] r10:00000000 r9:855a9f80 r8:80287e08 r7:eb33de60 r6:855aa980 r5:85556000 [ 1336.562477][ T32] r4:00000001 [ 1336.562505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.562555][ T32] Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) [ 1336.562586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.562682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.562713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.562742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.562786][ T32] r4:855ad480 [ 1336.563227][ T32] INFO: task kworker/1:187:4849 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.563282][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.563379][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.563447][ T32] Call trace: [ 1336.563480][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.563530][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.563588][ T32] r4:00000000 [ 1336.563611][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.563697][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1336.574613][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 3 printk messages dropped ** [ 1336.574814][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1336.575101][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.575484][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1336.575704][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 1 printk messages dropped ** [ 1336.575757][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.575967][ T32] INFO: task kworker/1:188:4851 blocked for more than 463 seconds. ** 4 printk messages dropped ** [ 1336.576191][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.576327][ T32] r4:85550c00 ** 1 printk messages dropped ** [ 1336.576393][ T32] r5:85550c00 r4:8291a680 ** 2 printk messages dropped ** [ 1336.576525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 ** 3 printk messages dropped ** [ 1336.576717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1336.576915][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.577054][ T32] r5:85567b8c r4:85567800 [ 1336.577096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.577210][ T32] r10:61c88647 r9:85550c00 r8:849e602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1336.577300][ T32] r10:00000000 r9:849e6000 r8:80287e08 r7:eb3a1e60 r6:855aaa00 r5:85550c00 ** 5 printk messages dropped ** [ 1336.577525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.578133][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.578285][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.578315][ T32] r4:00000000 [ 1336.578353][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.578396][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.578423][ T32] 1d20: ea84a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.578451][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.578476][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.578499][ T32] r5:80070013 r4:80239bb0 [ 1336.578537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.578578][ T32] r4:82ac21e4 [ 1336.578608][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.578653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.578677][ T32] r4:e0581dc0 [ 1336.578825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.578869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.578903][ T32] r4:00000000 [ 1336.578926][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.578990][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.579015][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.579057][ T32] r5:00001000 r4:dfab3000 [ 1336.579076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.579113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.579173][ T32] r5:8502638c r4:85026000 [ 1336.579196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.579242][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.579264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.579325][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.579356][ T32] r4:8509f580 [ 1336.579375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.579429][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.579475][ T32] r4:00000001 [ 1336.579497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.579621][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.579650][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.579678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.579704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.579738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.579760][ T32] r4:8509db40 [ 1336.579805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.579833][ T32] INFO: task kworker/1:189:4854 blocked for more than 463 seconds. [ 1336.579860][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.579883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.579904][ T32] task:kworker/1:189 state:D stack:0 pid:4854 tgid:4854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.579947][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.579997][ T32] Call trace: [ 1336.580030][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.580077][ T32] r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000113 r6:eb3c1d8c r5:85550000 [ 1336.580100][ T32] r4:85550000 [ 1336.580120][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.580162][ T32] r5:85550000 r4:8291a680 [ 1336.580256][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.580323][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.580368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1336.580390][ T32] r4:00000000 [ 1336.580432][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.580470][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.580504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.580575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ad880 [ 1336.580602][ T32] r4:00000000 [ 1336.580642][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.580710][ T32] r9:83018205 r8:85550000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1336.580737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.580779][ T32] r5:00001000 r4:eb3b3000 [ 1336.580819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.580881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.580926][ T32] r5:85567f8c r4:85567c00 [ 1336.580946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.581013][ T32] r7:ddde2d80 r6:83018200 r5:85567f8c r4:849e6080 [ 1336.581037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.581083][ T32] r10:61c88647 r9:85550000 r8:849e60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.581106][ T32] r4:849e6080 [ 1336.581126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.581169][ T32] r10:00000000 r9:849e6080 r8:80287e08 r7:eb3a1e60 r6:855aaa80 r5:85550000 [ 1336.581191][ T32] r4:00000001 [ 1336.581211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.581278][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1336.581310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.581338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.581364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.581392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.581414][ T32] r4:855ad6c0 [ 1336.581626][ T32] INFO: task kworker/1:189:4854 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.581672][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.581806][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.581850][ T32] Call trace: [ 1336.581878][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.581927][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.581950][ T32] r4:00000000 [ 1336.582008][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1336.582129][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1336.582409][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1336.582517][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.582678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.583138][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1336.583359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.583645][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.606330][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.606733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.606880][ T32] r5:8557038c r4:85570000 [ 1336.606901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.606948][ T32] r7:ddde2d80 r6:83018200 r5:8557038c r4:849e6100 [ 1336.606969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.607015][ T32] r10:61c88647 r9:833e0000 r8:849e612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.607058][ T32] r4:849e6100 [ 1336.607082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.607153][ T32] r10:00000000 r9:849e6100 r8:80287e08 r7:eb3a1e60 r6:855aab00 r5:833e0000 [ 1336.607212][ T32] r4:00000001 [ 1336.607236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.607302][ T32] Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) [ 1336.607337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.607386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.607418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.607469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.607496][ T32] r4:855ad800 [ 1336.607953][ T32] INFO: task kworker/1:190:4855 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.607994][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.608107][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.608179][ T32] Call trace: [ 1336.608213][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.608264][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.608295][ T32] r4:00000000 [ 1336.608360][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.608411][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.608441][ T32] 1d20: eab30000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.608469][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.608494][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.608519][ T32] r5:80070013 r4:80239bb0 [ 1336.608539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.608579][ T32] r4:82ac21e4 [ 1336.608598][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.608639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.608662][ T32] r4:e0581dc0 [ 1336.608696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.608764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.608790][ T32] r4:00000000 [ 1336.608811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.608876][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.608902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.608945][ T32] r5:00001000 r4:dfab3000 [ 1336.608964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.609002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.609042][ T32] r5:8502638c r4:85026000 [ 1336.609063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.609108][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.609151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.609200][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.609224][ T32] r4:8509f580 [ 1336.609243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.609302][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.609351][ T32] r4:00000001 [ 1336.609401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.609460][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.609489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.609517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.609555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.609586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.609608][ T32] r4:8509db40 [ 1336.609630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.609668][ T32] INFO: task kworker/0:673:4862 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.609950][ T32] r4:84b40000 ** 4 printk messages dropped ** [ 1336.610155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 ** 8 printk messages dropped ** [ 1336.610497][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.610761][ T32] r5:85614f8c r4:85614c00 ** 3 printk messages dropped ** [ 1336.610949][ T32] r10:61c88647 r9:84b40000 r8:855aabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.611330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.611877][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1336.612242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1336.612707][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1336.613108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.613470][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 3 printk messages dropped ** [ 1336.613600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.634938][ T32] r10:8291a684 r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:84b41800 ** 5 printk messages dropped ** [ 1336.635201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 ** 8 printk messages dropped ** [ 1336.635473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.635514][ T32] r5:00001000 r4:eab67000 [ 1336.635574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.635645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.635745][ T32] r5:85614b8c r4:85614800 [ 1336.635769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.635816][ T32] r7:dddced80 r6:83018000 r5:85614b8c r4:855aad00 [ 1336.635837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.635883][ T32] r10:61c88647 r9:84b41800 r8:855aad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.635905][ T32] r4:855aad00 [ 1336.635951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.636000][ T32] r10:00000000 r9:855aad00 r8:80287e08 r7:eb3d5e60 r6:855aad80 r5:84b41800 [ 1336.636024][ T32] r4:00000001 [ 1336.636043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.636079][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1336.636107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.636230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.636299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.636351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.636374][ T32] r4:84a53c00 [ 1336.636799][ T32] INFO: task kworker/0:674:4863 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.636833][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.637110][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.637181][ T32] Call trace: [ 1336.637244][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.637300][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.637324][ T32] r4:00000000 [ 1336.637344][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.637560][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.637591][ T32] 1d20: eaf84000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.637620][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.637644][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.637669][ T32] r5:80070013 r4:80239bb0 [ 1336.637689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.637728][ T32] r4:82ac21e4 [ 1336.637775][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.637849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.637902][ T32] r4:e0581dc0 [ 1336.637956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.638029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.638091][ T32] r4:00000000 [ 1336.638139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.638225][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.638253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.638303][ T32] r5:00001000 r4:dfab3000 [ 1336.638349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.638533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.638578][ T32] r5:8502638c r4:85026000 [ 1336.638598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.638643][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.638664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.638709][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.638802][ T32] r4:8509f580 [ 1336.638824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.638895][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.639196][ T32] r4:00000001 [ 1336.639218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.639254][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.639284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.639314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.639339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.639367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.639428][ T32] r4:8509db40 [ 1336.639451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.639475][ T32] INFO: task kworker/1:191:4864 blocked for more than 463 seconds. [ 1336.639510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.639537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.639558][ T32] task:kworker/1:191 state:D stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.639601][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.639652][ T32] Call trace: [ 1336.639685][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.639735][ T32] r10:8291a684 r9:eb3d9d84 r8:00000002 r7:60000113 r6:eb3d9d8c r5:84b42400 [ 1336.639758][ T32] r4:84b42400 [ 1336.639777][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.639819][ T32] r5:84b42400 r4:8291a680 [ 1336.639910][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.639970][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.640329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1336.640359][ T32] r4:00000000 [ 1336.640379][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.640414][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.640450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.640490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855adc00 [ 1336.640511][ T32] r4:00000000 [ 1336.640568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.640616][ T32] r9:83018205 r8:84b42400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.640639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.640680][ T32] r5:00001000 r4:dfd45000 [ 1336.640700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.641319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.641367][ T32] r5:85570b8c r4:85570800 [ 1336.641387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.641432][ T32] r7:ddde2d80 r6:83018200 r5:85570b8c r4:849e6180 [ 1336.641452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.641497][ T32] r10:61c88647 r9:84b42400 r8:849e61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.641519][ T32] r4:849e6180 [ 1336.641537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.641580][ T32] r10:00000000 r9:849e6180 r8:80287e08 r7:eb3a1e60 r6:855aac80 r5:84b42400 [ 1336.641625][ T32] r4:00000001 [ 1336.641648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.641684][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) [ 1336.641711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.641889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.641920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.641948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.641970][ T32] r4:855add40 [ 1336.642183][ T32] INFO: task kworker/1:191:4864 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.642266][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.642348][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.642393][ T32] Call trace: [ 1336.642422][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.642484][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.642510][ T32] r4:00000000 [ 1336.642530][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.642569][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.642596][ T32] 1d20: eaf84000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.642623][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.642648][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.642672][ T32] r5:80070013 r4:80239bb0 [ 1336.642691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.642729][ T32] r4:82ac21e4 [ 1336.642748][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.642788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.642811][ T32] r4:e0581dc0 [ 1336.642830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.642870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.643767][ T32] r4:00000000 [ 1336.663147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.663238][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.663264][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.663319][ T32] r5:00001000 r4:dfab3000 [ 1336.663354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.663399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.663441][ T32] r5:8502638c r4:85026000 [ 1336.663463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.663536][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.663567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.663619][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.663655][ T32] r4:8509f580 [ 1336.674024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.674134][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.674164][ T32] r4:00000001 [ 1336.674187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.674229][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.674261][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.674300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.674330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.674363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.674388][ T32] r4:8509db40 [ 1336.674414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.674445][ T32] INFO: task kworker/1:192:4866 blocked for more than 463 seconds. [ 1336.674479][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.674505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.674531][ T32] task:kworker/1:192 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.674608][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.674662][ T32] Call trace: [ 1336.674696][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.674751][ T32] r10:8291a684 r9:eb3e1d84 r8:00000002 r7:60000013 r6:eb3e1d8c r5:84b43000 [ 1336.674775][ T32] r4:84b43000 [ 1336.674796][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.674842][ T32] r5:84b43000 r4:8291a680 [ 1336.674863][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.674901][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.674944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1336.674968][ T32] r4:00000000 [ 1336.674988][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1336.675127][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.675470][ T32] r5:85571b8c r4:85571800 [ 1336.675495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.675544][ T32] r7:ddde2d80 r6:83018200 r5:85571b8c r4:849e6200 ** 1 printk messages dropped ** [ 1336.675616][ T32] r10:61c88647 r9:84b43000 r8:849e622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.676145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.677060][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1336.677373][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.677519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1336.678186][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1336.678566][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.678739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.679061][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.679408][ T32] r5:84b43c00 r4:8291a680 ** 3 printk messages dropped ** [ 1336.679668][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.680205][ T32] r5:00001000 r4:eaf43000 ** 2 printk messages dropped ** [ 1336.680359][ T32] r5:85570f8c r4:85570c00 ** 3 printk messages dropped ** [ 1336.680495][ T32] r10:61c88647 r9:84b43c00 r8:849e62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.680895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.680928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.681010][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.681117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.681142][ T32] r4:855add40 [ 1336.681349][ T32] INFO: task kworker/1:193:4867 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.681384][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.681641][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.681685][ T32] Call trace: [ 1336.681719][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.681770][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.681877][ T32] r4:00000000 [ 1336.681982][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.682027][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.682998][ T32] 1d20: eba2d000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.683071][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.683099][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.683138][ T32] r5:80070013 r4:80239bb0 [ 1336.683164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.683294][ T32] r4:82ac21e4 [ 1336.683320][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.683432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.683459][ T32] r4:e0581dc0 [ 1336.683578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.683678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.683766][ T32] r4:00000000 [ 1336.712450][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.712543][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.712584][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.712636][ T32] r5:00001000 r4:dfab3000 [ 1336.712671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.712798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.712851][ T32] r5:8502638c r4:85026000 [ 1336.712873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.712922][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.712944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.712992][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.713164][ T32] r4:8509f580 [ 1336.713189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.713236][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.713310][ T32] r4:00000001 [ 1336.713416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.713458][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.713489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.713550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.713643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.713679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.713759][ T32] r4:8509db40 [ 1336.714354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.714421][ T32] INFO: task kworker/0:675:4869 blocked for more than 463 seconds. [ 1336.714460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.714486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.714521][ T32] task:kworker/0:675 state:D stack:0 pid:4869 tgid:4869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.714585][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.714667][ T32] Call trace: [ 1336.714753][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.714812][ T32] r10:8291a684 r9:eb3ddd84 r8:00000002 r7:60000113 r6:eb3ddd8c r5:84b44800 [ 1336.714837][ T32] r4:84b44800 [ 1336.714939][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.714987][ T32] r5:84b44800 r4:8291a680 [ 1336.715008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.715130][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.715176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1336.715237][ T32] r4:00000000 [ 1336.715285][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.715325][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.715363][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.715445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a53540 [ 1336.715472][ T32] r4:00000000 [ 1336.715646][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.715696][ T32] r9:83018005 r8:84b44800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1336.715719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.715761][ T32] r5:00001000 r4:eac1f000 [ 1336.715783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.715931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.715977][ T32] r5:8561578c r4:85615400 [ 1336.716133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.716230][ T32] r7:dddced80 r6:83018000 r5:8561578c r4:855aaf00 [ 1336.716288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.716437][ T32] r10:61c88647 r9:84b44800 r8:855aaf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.716494][ T32] r4:855aaf00 [ 1336.716542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.716630][ T32] r10:00000000 r9:855aaf00 r8:80287e08 r7:eb3d5e60 r6:855aaf80 r5:84b44800 [ 1336.716655][ T32] r4:00000001 [ 1336.716677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.716728][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) ** 3 printk messages dropped ** [ 1336.716973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.717930][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1336.718288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1336.718834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.719370][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1336.719534][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1336.719617][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1336.719942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.720126][ T32] INFO: task kworker/0:676:4870 blocked for more than 463 seconds. ** 6 printk messages dropped ** [ 1336.720735][ T32] r10:8291a684 r9:eb3e9d84 r8:00000002 r7:60000113 r6:eb3e9d8c r5:84b45400 [ 1336.720760][ T32] r4:84b45400 [ 1336.720780][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.720822][ T32] r5:84b45400 r4:8291a680 [ 1336.720842][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.720878][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.720919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e9e08 [ 1336.721124][ T32] r4:00000000 [ 1336.721227][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.721268][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.721425][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.721482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a53ec0 [ 1336.721533][ T32] r4:00000000 [ 1336.721557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.721602][ T32] r9:83018005 r8:84b45400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1336.721649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.721709][ T32] r5:00001000 r4:eabf9000 [ 1336.721756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.721951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.721997][ T32] r5:8561538c r4:85615000 [ 1336.722058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.722108][ T32] r7:dddced80 r6:83018000 r5:8561538c r4:83387e80 [ 1336.722131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.722349][ T32] r10:61c88647 r9:84b45400 r8:83387eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.722459][ T32] r4:83387e80 [ 1336.722482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.722527][ T32] r10:00000000 r9:83387e80 r8:80287e08 r7:eb3dde60 r6:83387e00 r5:84b45400 [ 1336.722554][ T32] r4:00000001 [ 1336.722575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.722610][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1336.722637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.722664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.722691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.722719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.722741][ T32] r4:84a53d00 [ 1336.723021][ T32] INFO: task kworker/0:676:4870 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.723251][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.723318][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.723450][ T32] Call trace: [ 1336.723556][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.723669][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.723801][ T32] r4:00000000 [ 1336.749633][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.749720][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.749770][ T32] 1d20: ec046000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.749835][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.749867][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.749897][ T32] r5:80070013 r4:80239bb0 [ 1336.749919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.749963][ T32] r4:82ac21e4 [ 1336.749984][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.750025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.750049][ T32] r4:e0581dc0 [ 1336.750068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.750108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.750130][ T32] r4:00000000 [ 1336.750149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.750193][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.750214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.750287][ T32] r5:00001000 r4:dfab3000 [ 1336.750313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.750355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.750397][ T32] r5:8502638c r4:85026000 [ 1336.750426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.750476][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.750498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.750573][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.750599][ T32] r4:8509f580 [ 1336.750621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.750666][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1336.750742][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 9 printk messages dropped ** [ 1336.751070][ T32] task:kworker/0:677 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1336.752080][ T32] r5:00001000 r4:eac81000 ** 2 printk messages dropped ** [ 1336.752185][ T32] r5:85615f8c r4:85615c00 ** 7 printk messages dropped ** [ 1336.752496][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.753269][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1336.762977][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 1336.774236][ T32] r4:8509f580 ** 8 printk messages dropped ** [ 1336.774657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1336.775785][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1336.776477][ T32] r5:85615b8c r4:85615800 [ 1336.776497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.776541][ T32] r7:dddced80 r6:83018000 r5:85615b8c r4:8498f100 [ 1336.776562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.776607][ T32] r10:61c88647 r9:84b46c00 r8:8498f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.776630][ T32] r4:8498f100 [ 1336.776650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.776694][ T32] r10:00000000 r9:8498f100 r8:80287e08 r7:eb3f1e60 r6:8498f180 r5:84b46c00 [ 1336.776716][ T32] r4:00000001 [ 1336.776785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.776825][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) [ 1336.776852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.776880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.776932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.776964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.776989][ T32] r4:8559c400 [ 1336.777433][ T32] INFO: task kworker/0:678:4875 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.777469][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.777525][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.777702][ T32] Call trace: [ 1336.777738][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.777788][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.777812][ T32] r4:00000000 [ 1336.777831][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.777869][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.777897][ T32] 1d20: ec40a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.777950][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.777980][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.778006][ T32] r5:80070013 r4:80239bb0 [ 1336.778125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.778193][ T32] r4:82ac21e4 [ 1336.778230][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.778280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.778304][ T32] r4:e0581dc0 [ 1336.778324][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.778364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.778386][ T32] r4:00000000 [ 1336.778405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.778448][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.778483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.778528][ T32] r5:00001000 r4:dfab3000 [ 1336.778566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.778608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.778650][ T32] r5:8502638c r4:85026000 [ 1336.778672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.778717][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.778752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.779089][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1336.779514][ T32] INFO: task kworker/0:679:4876 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.780171][ T32] r5:84b40c00 r4:8291a680 ** 6 printk messages dropped ** [ 1336.780524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.780806][ T32] r5:8561638c r4:85616000 [ 1336.780826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.781145][ T32] r10:00000000 r9:8498f200 r8:80287e08 r7:eb3f1e60 r6:8498f280 r5:84b40c00 ** 9 printk messages dropped ** [ 1336.782020][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.782607][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1336.782986][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.783364][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.807425][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1336.807794][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.807838][ T32] r4:00000001 [ 1336.807861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.807921][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.807955][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.807984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.808010][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.808038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.808059][ T32] r4:8509db40 [ 1336.808082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.808113][ T32] INFO: task kworker/0:680:4879 blocked for more than 463 seconds. [ 1336.808146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.808170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.808216][ T32] task:kworker/0:680 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.808284][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.808353][ T32] Call trace: [ 1336.808385][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.808437][ T32] r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:8547e000 [ 1336.808460][ T32] r4:8547e000 [ 1336.808479][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.808520][ T32] r5:8547e000 r4:8291a680 [ 1336.808540][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.808577][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.808645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 [ 1336.808671][ T32] r4:00000000 [ 1336.808690][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.808726][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.808763][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.808803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957440 [ 1336.808846][ T32] r4:00000000 [ 1336.808869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.808915][ T32] r9:83018005 r8:8547e000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1336.808938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.808979][ T32] r5:00001000 r4:eaedd000 [ 1336.809020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.809083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.809148][ T32] r5:85616b8c r4:85616800 [ 1336.809171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.809256][ T32] r7:dddced80 r6:83018000 r5:85616b8c r4:8498f300 [ 1336.809295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.809362][ T32] r10:61c88647 r9:8547e000 r8:8498f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.809408][ T32] r4:8498f300 [ 1336.809430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.809475][ T32] r10:00000000 r9:8498f300 r8:80287e08 r7:eb3f5e60 r6:8498f380 r5:8547e000 [ 1336.809499][ T32] r4:00000001 [ 1336.809518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.809553][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1336.809578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.809605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.809631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.809659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.809680][ T32] r4:84957100 [ 1336.810229][ T32] INFO: task kworker/0:680:4879 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.810310][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.810397][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.810557][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.810769][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1336.811021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 9 printk messages dropped ** [ 1336.811405][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 ** 5 printk messages dropped ** [ 1336.811619][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.811790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.812396][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.812955][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.813429][ T32] r9:83018005 r8:854ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 ** 4 printk messages dropped ** [ 1336.813611][ T32] r5:8561678c r4:85616400 ** 3 printk messages dropped ** [ 1336.824648][ T32] r10:61c88647 r9:854ee000 r8:8498f42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.825012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.825905][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 9 printk messages dropped ** [ 1336.826550][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1336.827327][ T32] r5:8502638c r4:85026000 ** 6 printk messages dropped ** [ 1336.827624][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.827650][ T32] r4:00000001 [ 1336.827671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.827706][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.827732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.827759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.827805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.827837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.827859][ T32] r4:8509db40 [ 1336.827880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.827919][ T32] INFO: task kworker/0:682:4883 blocked for more than 463 seconds. [ 1336.827953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.827978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.827999][ T32] task:kworker/0:682 state:D stack:0 pid:4883 tgid:4883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.828044][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.828084][ T32] Call trace: [ 1336.828146][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.828217][ T32] r10:8291a684 r9:eb401d84 r8:00000002 r7:60000113 r6:eb401d8c r5:84b50000 [ 1336.828256][ T32] r4:84b50000 [ 1336.828284][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.828377][ T32] r5:84b50000 r4:8291a680 [ 1336.828399][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.828440][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.828481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 [ 1336.828527][ T32] r4:00000000 [ 1336.828553][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.828598][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.828652][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.828711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957d80 [ 1336.828737][ T32] r4:00000000 [ 1336.828757][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.828800][ T32] r9:83018005 r8:84b50000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1336.828822][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.828862][ T32] r5:00001000 r4:eaff3000 [ 1336.828881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.828917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.828957][ T32] r5:85617b8c r4:85617800 [ 1336.828990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.829047][ T32] r7:dddced80 r6:83018000 r5:85617b8c r4:8498f500 [ 1336.829071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.829127][ T32] r10:61c88647 r9:84b50000 r8:8498f52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.829153][ T32] r4:8498f500 [ 1336.829188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.829236][ T32] r10:00000000 r9:8498f500 r8:80287e08 r7:eb3f9e60 r6:8498f580 r5:84b50000 [ 1336.829259][ T32] r4:00000001 [ 1336.829318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.829357][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 1336.829384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.829414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.829440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.829468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.829490][ T32] r4:84957380 [ 1336.829734][ T32] INFO: task kworker/0:682:4883 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.829767][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.829882][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.829929][ T32] Call trace: [ 1336.829958][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.830006][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.830054][ T32] r4:00000000 [ 1336.830076][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.830129][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.830159][ T32] 1d20: ec894000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.830189][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.830213][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.830236][ T32] r5:80070013 r4:80239bb0 [ 1336.830256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.830303][ T32] r4:82ac21e4 [ 1336.830323][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.830363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.830385][ T32] r4:e0581dc0 [ 1336.830404][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.830477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.830504][ T32] r4:00000000 [ 1336.830533][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.830580][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.830601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.830641][ T32] r5:00001000 r4:dfab3000 [ 1336.830660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.830708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.830753][ T32] r5:8502638c r4:85026000 [ 1336.830772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.830817][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.830837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.830883][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.830904][ T32] r4:8509f580 [ 1336.830923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.831069][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1336.831169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.831290][ T32] INFO: task kworker/0:683:4884 blocked for more than 463 seconds. ** 4 printk messages dropped ** [ 1336.831445][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.831564][ T32] r4:84b50c00 ** 1 printk messages dropped ** [ 1336.831642][ T32] r5:84b50c00 r4:8291a680 ** 2 printk messages dropped ** [ 1336.831766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 ** 4 printk messages dropped ** [ 1336.831953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849575c0 ** 6 printk messages dropped ** [ 1336.832174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.832220][ T32] r5:85616f8c r4:85616c00 ** 2 printk messages dropped ** [ 1336.832334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.832640][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.833161][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1336.833459][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.833485][ T32] r5:80070013 r4:80239bb0 [ 1336.833505][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.833544][ T32] r4:82ac21e4 [ 1336.833564][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.833605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.833627][ T32] r4:e0581dc0 [ 1336.833667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.860013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.860063][ T32] r4:00000000 [ 1336.860106][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.860188][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.860215][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.860272][ T32] r5:00001000 r4:dfab3000 [ 1336.860324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.860374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.860418][ T32] r5:8502638c r4:85026000 [ 1336.860478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.860540][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.860573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.860639][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.860684][ T32] r4:8509f580 [ 1336.860707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.860754][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.860776][ T32] r4:00000001 [ 1336.860796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.860834][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.860865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.860893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.860929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.860961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.860983][ T32] r4:8509db40 [ 1336.861007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.861037][ T32] INFO: task kworker/0:684:4886 blocked for more than 463 seconds. [ 1336.861069][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.861093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.861133][ T32] task:kworker/0:684 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.861213][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.861257][ T32] Call trace: [ 1336.861297][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.861359][ T32] r10:8291a684 r9:eb409d84 r8:00000002 r7:60000013 r6:eb409d8c r5:84b51800 [ 1336.861386][ T32] r4:84b51800 [ 1336.861427][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.861484][ T32] r5:84b51800 r4:8291a680 [ 1336.861505][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.861544][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.861609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 [ 1336.861634][ T32] r4:00000000 [ 1336.861653][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.861688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.861742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.861788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957740 [ 1336.861810][ T32] r4:00000000 [ 1336.861829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.861871][ T32] r9:83018005 r8:84b51800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1336.861902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.861966][ T32] r5:00001000 r4:eaf0f000 [ 1336.861989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.862030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.862071][ T32] r5:8561738c r4:85617000 [ 1336.862091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.862155][ T32] r7:dddced80 r6:83018000 r5:8561738c r4:8498f700 [ 1336.862205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.862264][ T32] r10:61c88647 r9:84b51800 r8:8498f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.862320][ T32] r4:8498f700 [ 1336.862346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.862403][ T32] r10:00000000 r9:8498f700 r8:80287e08 r7:eb401e60 r6:8498f780 r5:84b51800 [ 1336.862428][ T32] r4:00000001 [ 1336.862447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.862481][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) [ 1336.862507][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.862534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.862560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.862590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.862612][ T32] r4:84957880 [ 1336.863043][ T32] INFO: task kworker/0:684:4886 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.863077][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.863139][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.863227][ T32] Call trace: [ 1336.863266][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.863329][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.863446][ T32] r4:00000000 [ 1336.863520][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.863594][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.863646][ T32] 1d20: ecd4a000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.863687][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.882694][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.882778][ T32] r5:80070013 r4:80239bb0 [ 1336.882821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.882889][ T32] r4:82ac21e4 [ 1336.882911][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.882956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.882979][ T32] r4:e0581dc0 [ 1336.882998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.883040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.883062][ T32] r4:00000000 [ 1336.883095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.883172][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.883202][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.883251][ T32] r5:00001000 r4:dfab3000 ** 1 printk messages dropped ** [ 1336.883321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.883500][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1336.883731][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1336.884185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.884319][ T32] INFO: task kworker/0:685:4889 blocked for more than 463 seconds. ** 4 printk messages dropped ** [ 1336.884513][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.884623][ T32] r4:84b53c00 ** 1 printk messages dropped ** [ 1336.884703][ T32] r5:84b53c00 r4:8291a680 ** 1 printk messages dropped ** [ 1336.884769][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.884924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.885238][ T32] r5:8561778c r4:85617400 [ 1336.885259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.885338][ T32] r7:dddced80 r6:83018000 r5:8561778c r4:8498f800 ** 1 printk messages dropped ** [ 1336.885414][ T32] r10:61c88647 r9:84b53c00 r8:8498f82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1336.885502][ T32] r10:00000000 r9:8498f800 r8:80287e08 r7:eb401e60 r6:8498f880 r5:84b53c00 [ 1336.885524][ T32] r4:00000001 [ 1336.885543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.885579][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1336.885606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.885636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.885662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.885691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.885713][ T32] r4:84957980 [ 1336.886176][ T32] INFO: task kworker/0:685:4889 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.886233][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.886379][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.886444][ T32] Call trace: [ 1336.886479][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.886529][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.886553][ T32] r4:00000000 [ 1336.886573][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.886612][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.886640][ T32] 1d20: ed154000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.886669][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.886694][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.886717][ T32] r5:80070013 r4:80239bb0 [ 1336.886739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.886804][ T32] r4:82ac21e4 [ 1336.886829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.886871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.886894][ T32] r4:e0581dc0 [ 1336.886914][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.886955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.886977][ T32] r4:00000000 [ 1336.886998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.887041][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.887063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.887139][ T32] r5:00001000 r4:dfab3000 [ 1336.887163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.887203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.887247][ T32] r5:8502638c r4:85026000 [ 1336.887267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.887320][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.887342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.887389][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.887411][ T32] r4:8509f580 [ 1336.887431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.887477][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.887499][ T32] r4:00000001 [ 1336.887547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.887587][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.887614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.887643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.887669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.887735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.887763][ T32] r4:8509db40 [ 1336.887784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.887808][ T32] INFO: task kworker/1:194:4890 blocked for more than 463 seconds. [ 1336.887835][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.887932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.888047][ T32] task:kworker/1:194 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.888133][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.888184][ T32] Call trace: [ 1336.888275][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.888346][ T32] r10:8291a684 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:84b54800 [ 1336.888371][ T32] r4:84b54800 [ 1336.888392][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.888434][ T32] r5:84b54800 r4:8291a680 [ 1336.888455][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.888492][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.888534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1336.888557][ T32] r4:00000000 [ 1336.888576][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.888623][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.888662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.888704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ae2c0 [ 1336.888792][ T32] r4:00000000 [ 1336.888844][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.888931][ T32] r9:83018205 r8:84b54800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.888975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.889062][ T32] r5:00001000 r4:eaf61000 [ 1336.889111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.889197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.889284][ T32] r5:8557138c r4:85571000 [ 1336.889366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.889479][ T32] r7:ddde2d80 r6:83018200 r5:8557138c r4:849e6300 [ 1336.889544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.889649][ T32] r10:61c88647 r9:84b54800 r8:849e632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.889704][ T32] r4:849e6300 [ 1336.889759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.889880][ T32] r10:00000000 r9:849e6300 r8:80287e08 r7:eb3e1e60 r6:8498f900 r5:84b54800 [ 1336.889944][ T32] r4:00000001 [ 1336.889995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.890076][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1336.890134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.890196][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.890258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.890335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.890390][ T32] r4:855ae100 [ 1336.890709][ T32] INFO: task kworker/1:194:4890 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.890750][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.890810][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.890878][ T32] Call trace: [ 1336.890939][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.890991][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.891015][ T32] r4:00000000 [ 1336.891035][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.891075][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.891103][ T32] 1d20: ed154000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.891132][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.891156][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 3 printk messages dropped ** [ 1336.891311][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1336.891612][ T32] r5:00001000 r4:dfab3000 ** 3 printk messages dropped ** [ 1336.891768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.892258][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1336.892688][ T32] INFO: task kworker/0:686:4894 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.893186][ T32] r4:84b52400 ** 3 printk messages dropped ** [ 1336.893577][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.916915][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.917727][ T32] r5:00001000 r4:eb02d000 ** 2 printk messages dropped ** [ 1336.917878][ T32] r5:8562038c r4:85620000 [ 1336.917900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.917949][ T32] r7:dddced80 r6:83018000 r5:8562038c r4:8498f980 ** 1 printk messages dropped ** [ 1336.918049][ T32] r10:61c88647 r9:84b52400 r8:8498f9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1336.918482][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1336.918688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.918792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.918826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.918858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.918882][ T32] r4:84957d00 [ 1336.919337][ T32] INFO: task kworker/0:686:4894 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.919376][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.919523][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.919571][ T32] Call trace: [ 1336.919606][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.919946][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.919977][ T32] r4:00000000 [ 1336.920040][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.920084][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.920241][ T32] 1d20: ed3d0000 ed76b000 00000001 80239b98 7f16f000 00000001 [ 1336.920275][ T32] 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.920348][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1336.920378][ T32] r5:80070013 r4:80239bb0 [ 1336.920403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.920475][ T32] r4:82ac21e4 [ 1336.920500][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.920681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.920727][ T32] r4:e0581dc0 [ 1336.920750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.920795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [ 1336.920886][ T32] r4:00000000 [ 1336.920992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.921042][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.921104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.921152][ T32] r5:00001000 r4:dfab3000 [ 1336.921174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.921215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.921258][ T32] r5:8502638c r4:85026000 [ 1336.921301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.921396][ T32] r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [ 1336.921436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.921517][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.921580][ T32] r4:8509f580 [ 1336.921640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.921724][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.921769][ T32] r4:00000001 [ 1336.921807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.921875][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.921929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.922004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.922066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.922123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.922189][ T32] r4:8509db40 [ 1336.922238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.922319][ T32] INFO: task kworker/0:687:4895 blocked for more than 463 seconds. [ 1336.922513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.922573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.922618][ T32] task:kworker/0:687 state:D stack:0 pid:4895 tgid:4895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.922722][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.922811][ T32] Call trace: [ 1336.922952][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.923057][ T32] r10:8291a684 r9:eb40dd84 r8:00000002 r7:60000013 r6:eb40dd8c r5:85485400 [ 1336.923108][ T32] r4:85485400 ** 3 printk messages dropped ** [ 1336.923408][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.947263][ T32] r9:83018005 r8:85485400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 4 printk messages dropped ** [ 1336.947752][ T32] r5:85617f8c r4:85617c00 [ 1336.947778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.948154][ T32] r10:61c88647 r9:85485400 r8:8498faac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.948504][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.949639][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1336.950040][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1336.950401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 ** 10 printk messages dropped ** [ 1336.950842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1336.951432][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.951543][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1336.951930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1336.952053][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.952524][ T32] r5:85481800 r4:8291a680 ** 3 printk messages dropped ** [ 1336.952871][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.953291][ T32] r4:00000000 [ 1336.953319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.953364][ T32] r9:83018005 r8:85481800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1336.953386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.953426][ T32] r5:00001000 r4:eb04b000 [ 1336.953445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.953482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.953522][ T32] r5:8562078c r4:85620400 [ 1336.953543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.953764][ T32] r7:dddced80 r6:83018000 r5:8562078c r4:8498fb00 [ 1336.971803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.971930][ T32] r10:61c88647 r9:85481800 r8:8498fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.972012][ T32] r4:8498fb00 [ 1336.972042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.972142][ T32] r10:00000000 r9:8498fb00 r8:80287e08 r7:eb421e60 r6:849e6400 r5:85481800 [ 1336.972179][ T32] r4:00000001 [ 1336.972204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.972244][ T32] Exception stack(0xeb425fb0 to 0xeb425ff8) [ 1336.972276][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.972375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.972449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.972484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.972509][ T32] r4:84957800 [ 1336.972960][ T32] INFO: task kworker/0:688:4898 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.973090][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.973202][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.973253][ T32] Call trace: [ 1336.973319][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.973376][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.973443][ T32] r4:00000000 [ 1336.973467][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.973508][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.973535][ T32] 1d20: 7fd04000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1336.973646][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.973679][ T32] 1d60: 80230ad0 80239bb0 90070013 ffffffff [ 1336.973772][ T32] r5:90070013 r4:80239bb0 [ 1336.978660][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.978772][ T32] r4:82ac21e4 [ 1336.978799][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.978895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.978927][ T32] r4:e0581dc0 [ 1336.978948][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.978992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1336.979014][ T32] r4:00000000 [ 1336.979034][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.979080][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1336.979103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.979148][ T32] r5:00001000 r4:eecd1000 [ 1336.979187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.979230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.979273][ T32] r5:85d62f8c r4:85d62c00 [ 1336.979294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.979365][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1336.979395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.979446][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.979470][ T32] r4:8509f580 [ 1336.979516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.979574][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1336.979600][ T32] r4:00000001 [ 1336.979620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.979657][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1336.979728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.979762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.979789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.979819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.980170][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.980574][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.980766][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.980827][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.980890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a8240 [ 1336.980995][ T32] r4:00000000 [ 1336.981018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.981062][ T32] r9:83018005 r8:85486c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1336.981085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.981125][ T32] r5:00001000 r4:eb06b000 [ 1336.981196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.981275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.981358][ T32] r5:85620b8c r4:85620800 [ 1336.981384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.981434][ T32] r7:dddced80 r6:83018000 r5:85620b8c r4:8498fb80 [ 1336.981456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.981507][ T32] r10:61c88647 r9:85486c00 r8:8498fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.981544][ T32] r4:8498fb80 [ 1336.981580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.981627][ T32] r10:00000000 r9:8498fb80 r8:80287e08 r7:eb425e60 r6:849e6480 r5:85486c00 [ 1336.981649][ T32] r4:00000001 [ 1336.981667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.981702][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1336.981729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.981757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.981801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.981835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.981858][ T32] r4:855a8080 [ 1336.982325][ T32] INFO: task kworker/0:689:4900 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1336.982367][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.982465][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.982531][ T32] Call trace: [ 1336.982591][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.982644][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1336.982669][ T32] r4:00000000 [ 1336.982690][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.982730][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1336.982773][ T32] 1d20: 7fd04000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1336.982842][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1336.982870][ T32] 1d60: 80230ad0 80239bb0 90070013 ffffffff [ 1336.982912][ T32] r5:90070013 r4:80239bb0 [ 1336.982936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.983045][ T32] r4:82ac21e4 [ 1336.983069][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.983148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1336.983176][ T32] r4:e0581dc0 [ 1336.983198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.983326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1336.983394][ T32] r4:00000000 [ 1336.983430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.983497][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1336.983523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.983784][ T32] r5:00001000 r4:eecd1000 [ 1337.001566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.001666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.001759][ T32] r5:85d62f8c r4:85d62c00 [ 1337.001788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.001945][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.002198][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1337.002533][ T32] r4:8509db40 ** 1 printk messages dropped ** [ 1337.002604][ T32] INFO: task kworker/0:690:4901 blocked for more than 463 seconds. ** 4 printk messages dropped ** [ 1337.002891][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.003059][ T32] r4:8555d400 ** 1 printk messages dropped ** [ 1337.003124][ T32] r5:8555d400 r4:8291a680 ** 2 printk messages dropped ** [ 1337.003225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 ** 4 printk messages dropped ** [ 1337.003412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a8580 ** 7 printk messages dropped ** [ 1337.014397][ T32] r5:8562178c r4:85621400 [ 1337.014457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.014512][ T32] r7:dddced80 r6:83018000 r5:8562178c r4:8498fc00 ** 4 printk messages dropped ** [ 1337.014987][ T32] r10:00000000 r9:8498fc00 r8:80287e08 r7:eb429e60 r6:849e6500 r5:8555d400 ** 9 printk messages dropped ** [ 1337.015935][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1337.016221][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.016279][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.016340][ T32] r4:00000000 [ 1337.016371][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.016414][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.016495][ T32] 1d20: 80166000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.016529][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.016555][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.016610][ T32] r5:80070013 r4:80239bb0 [ 1337.016661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.016708][ T32] r4:82ac21e4 [ 1337.016729][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.016771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.016805][ T32] r4:e0581dc0 [ 1337.016828][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.016871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.016895][ T32] r4:00000000 [ 1337.016930][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.017000][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.017026][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.017069][ T32] r5:00001000 r4:eecd1000 [ 1337.017090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.017129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.017170][ T32] r5:85d62f8c r4:85d62c00 [ 1337.017191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.017269][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.017295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.017360][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.017387][ T32] r4:8509f580 [ 1337.017406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.017452][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.017500][ T32] r4:00000001 [ 1337.017554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.017627][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.017658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.017687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.017713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.017742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.017790][ T32] r4:8509db40 [ 1337.017816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.017845][ T32] INFO: task kworker/1:195:4903 blocked for more than 463 seconds. [ 1337.017880][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.017905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.017954][ T32] task:kworker/1:195 state:D stack:0 pid:4903 tgid:4903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.018016][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.018113][ T32] Call trace: [ 1337.018148][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.018199][ T32] r10:8291a684 r9:eb435d84 r8:00000002 r7:60000013 r6:eb435d8c r5:855e0c00 [ 1337.018247][ T32] r4:855e0c00 [ 1337.018286][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.018344][ T32] r5:855e0c00 r4:8291a680 [ 1337.018367][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.018407][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.018449][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 [ 1337.018481][ T32] r4:00000000 [ 1337.018504][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.018540][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.018580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.018623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c0040 ** 3 printk messages dropped ** [ 1337.018811][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.018948][ T32] r5:8557178c r4:85571400 [ 1337.018970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.019104][ T32] r4:849e6580 ** 5 printk messages dropped ** [ 1337.019354][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.020077][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1337.020528][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.020650][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1337.020985][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1337.021329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.021605][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.022070][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.022541][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.022762][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.023026][ T32] r5:85620f8c r4:85620c00 [ 1337.023050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.023118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.023286][ T32] r10:00000000 r9:8498fc80 r8:80287e08 r7:eb42de60 r6:8498fd00 r5:84b53000 ** 4 printk messages dropped ** [ 1337.023466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.023543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.023565][ T32] r4:855a8200 [ 1337.045369][ T32] INFO: task kworker/0:691:4904 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.045503][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.045589][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.045654][ T32] Call trace: [ 1337.045687][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.045748][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.045791][ T32] r4:00000000 [ 1337.045818][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.045862][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.045917][ T32] 1d20: 804a0000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.045954][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.045980][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.046007][ T32] r5:80070013 r4:80239bb0 [ 1337.046040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.046116][ T32] r4:82ac21e4 [ 1337.046142][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.046187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.046210][ T32] r4:e0581dc0 [ 1337.046276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.046348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.046424][ T32] r4:00000000 [ 1337.046448][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.046495][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.046518][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.046560][ T32] r5:00001000 r4:eecd1000 [ 1337.046612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.046733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.046800][ T32] r5:85d62f8c r4:85d62c00 [ 1337.046825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.046873][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.046895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.046941][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.046964][ T32] r4:8509f580 [ 1337.046984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.047031][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.047054][ T32] r4:00000001 [ 1337.047075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.047110][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.047137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.047176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.047234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.047266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.047290][ T32] r4:8509db40 [ 1337.047313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.047342][ T32] INFO: task kworker/0:692:4906 blocked for more than 463 seconds. [ 1337.047377][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.047425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.047477][ T32] task:kworker/0:692 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.047884][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.047942][ T32] Call trace: [ 1337.048011][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1337.048148][ T32] r5:84b56c00 r4:8291a680 ** 1 printk messages dropped ** [ 1337.048205][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.048246][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1337.048268][ T32] r4:00000000 [ 1337.048343][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.048388][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.048422][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.048462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a84c0 [ 1337.048485][ T32] r4:00000000 [ 1337.048505][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.048548][ T32] r9:83018005 r8:84b56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1337.048575][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.048616][ T32] r5:00001000 r4:eb08d000 [ 1337.048648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.048690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.048732][ T32] r5:8562138c r4:85621000 [ 1337.048753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.048799][ T32] r7:dddced80 r6:83018000 r5:8562138c r4:8498fd80 [ 1337.048831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.048882][ T32] r10:61c88647 r9:84b56c00 r8:8498fdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.048958][ T32] r4:8498fd80 [ 1337.049031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.049080][ T32] r10:00000000 r9:8498fd80 r8:80287e08 r7:eb42de60 r6:8498fe00 r5:84b56c00 [ 1337.049114][ T32] r4:00000001 [ 1337.049136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.049198][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1337.049228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.049257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.049360][ T32] r4:855a82c0 ** 4 printk messages dropped ** [ 1337.049970][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1337.050395][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.050669][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.050905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.051246][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.051359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.051387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.051464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.051496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.051532][ T32] r4:8509db40 [ 1337.051556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.051587][ T32] INFO: task kworker/0:693:4909 blocked for more than 463 seconds. [ 1337.051616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.051667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.051698][ T32] task:kworker/0:693 state:D stack:0 pid:4909 tgid:4909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.051770][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.051816][ T32] Call trace: [ 1337.051847][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.051895][ T32] r10:8291a684 r9:eb43dd84 r8:00000002 r7:60000113 r6:eb43dd8c r5:84b56000 [ 1337.051918][ T32] r4:84b56000 [ 1337.051938][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.051980][ T32] r5:84b56000 r4:8291a680 [ 1337.052000][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.052063][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.052146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 [ 1337.052193][ T32] r4:00000000 [ 1337.052215][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.052287][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.052369][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.052457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a8700 [ 1337.052490][ T32] r4:00000000 [ 1337.052525][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.052580][ T32] r9:83018005 r8:84b56000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1337.052604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.052645][ T32] r5:00001000 r4:eb0cf000 [ 1337.052763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.052838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.052885][ T32] r5:85621b8c r4:85621800 [ 1337.052905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.052949][ T32] r7:dddced80 r6:83018000 r5:85621b8c r4:8498fe80 [ 1337.052971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.053016][ T32] r10:61c88647 r9:84b56000 r8:8498feac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.053068][ T32] r4:8498fe80 [ 1337.053110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.053211][ T32] r10:00000000 r9:8498fe80 r8:80287e08 r7:eb42de60 r6:8498ff00 r5:84b56000 [ 1337.053264][ T32] r4:00000001 [ 1337.053306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1337.053538][ T32] r4:855a8840 ** 4 printk messages dropped ** [ 1337.076088][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1337.076618][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.076905][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.077158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.077460][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1337.077741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1337.078332][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.078561][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.078793][ T32] r5:85621f8c r4:85621c00 [ 1337.078812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.078955][ T32] r10:61c88647 r9:84b55400 r8:8498ffac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1337.079069][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.079217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.079360][ T32] r4:855a8680 ** 2 printk messages dropped ** [ 1337.079800][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.080199][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.080510][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1337.080702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.080737][ T32] r4:e0581dc0 [ 1337.080761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.080802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.080825][ T32] r4:00000000 [ 1337.080844][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.080889][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.080911][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.080962][ T32] r5:00001000 r4:eecd1000 [ 1337.081012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.081055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.081097][ T32] r5:85d62f8c r4:85d62c00 [ 1337.081117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.081162][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.081183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.081230][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.081281][ T32] r4:8509f580 [ 1337.081305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.081352][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.081412][ T32] r4:00000001 [ 1337.081436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.081502][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.081561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.081625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.081680][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.081712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.081748][ T32] r4:8509db40 [ 1337.081772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.081798][ T32] INFO: task kworker/0:695:4913 blocked for more than 463 seconds. [ 1337.081850][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.081929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.081953][ T32] task:kworker/0:695 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.082032][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.082104][ T32] Call trace: [ 1337.082135][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.082184][ T32] r10:8291a684 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:84b58000 [ 1337.082238][ T32] r4:84b58000 [ 1337.082272][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.082390][ T32] r5:84b58000 r4:8291a680 [ 1337.082413][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.082452][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.082492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 [ 1337.082514][ T32] r4:00000000 [ 1337.082534][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.082573][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.082611][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.082819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a8ac0 [ 1337.082872][ T32] r4:00000000 [ 1337.082895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.082939][ T32] r9:83018005 r8:84b58000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1337.082961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.083007][ T32] r5:00001000 r4:eb227000 [ 1337.083028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.083090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.083135][ T32] r5:8562238c r4:85622000 [ 1337.083155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.083201][ T32] r7:dddced80 r6:83018000 r5:8562238c r4:855b6080 [ 1337.083222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.083268][ T32] r10:61c88647 r9:84b58000 r8:855b60ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.083310][ T32] r4:855b6080 [ 1337.083335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.083380][ T32] r10:00000000 r9:855b6080 r8:80287e08 r7:eb441e60 r6:855b6100 r5:84b58000 [ 1337.083428][ T32] r4:00000001 [ 1337.083451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.083492][ T32] Exception stack(0xeb411fb0 to 0xeb411ff8) [ 1337.083519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.083547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.083590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.083626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.083650][ T32] r4:855a8680 [ 1337.114747][ T32] INFO: task kworker/0:695:4913 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.114881][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.114983][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.115052][ T32] Call trace: [ 1337.115087][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1337.115415][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1337.115612][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1337.115802][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 9 printk messages dropped ** [ 1337.116369][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1337.116537][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1337.116896][ T32] INFO: task kworker/0:696:4915 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.117287][ T32] r4:84b58c00 ** 3 printk messages dropped ** [ 1337.117459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.117730][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.117993][ T32] r5:8562278c r4:85622400 [ 1337.118013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.118078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.118400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.118981][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1337.119472][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1337.119980][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1337.120163][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1337.120375][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1337.120554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1337.120640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.120662][ T32] task:kworker/0:697 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.120709][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.120752][ T32] Call trace: [ 1337.120846][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.120894][ T32] r10:8291a684 r9:eb455d84 r8:00000002 r7:60000013 r6:eb455d8c r5:855e2400 [ 1337.120918][ T32] r4:855e2400 [ 1337.120997][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.121044][ T32] r5:855e2400 r4:8291a680 [ 1337.121068][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.121107][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.121147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 1337.121170][ T32] r4:00000000 [ 1337.121189][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.121222][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.121256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.121296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a8cc0 [ 1337.121320][ T32] r4:00000000 [ 1337.121398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.121446][ T32] r9:83018005 r8:855e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1337.121510][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.121557][ T32] r5:00001000 r4:eb243000 [ 1337.121583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.121624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.121665][ T32] r5:85622b8c r4:85622800 [ 1337.121757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.122029][ T32] r7:dddced80 r6:83018000 r5:85622b8c r4:855b6280 [ 1337.122055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.122114][ T32] r10:61c88647 r9:855e2400 r8:855b62ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.122142][ T32] r4:855b6280 [ 1337.122280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.122621][ T32] r10:00000000 r9:855b6280 r8:80287e08 r7:eb445e60 r6:849e6680 r5:855e2400 [ 1337.122694][ T32] r4:00000001 [ 1337.122749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.122831][ T32] Exception stack(0xeb455fb0 to 0xeb455ff8) [ 1337.122936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.123043][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.123111][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.123189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.123243][ T32] r4:855a8d40 [ 1337.145564][ T32] INFO: task kworker/0:697:4917 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.145670][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.145790][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.145856][ T32] Call trace: [ 1337.145899][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.146015][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.146066][ T32] r4:00000000 [ 1337.146113][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1337.146320][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1337.146693][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1337.147129][ T32] r5:00001000 r4:eecd1000 ** 9 printk messages dropped ** [ 1337.147642][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1337.147879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.148189][ T32] task:kworker/0:698 state:D stack:0 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.148851][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.149159][ T32] r9:83018005 r8:855e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 4 printk messages dropped ** [ 1337.149551][ T32] r5:85623f8c r4:85623c00 ** 1 printk messages dropped ** [ 1337.149717][ T32] r7:dddced80 r6:83018000 r5:85623f8c r4:855b6300 [ 1337.149764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.149869][ T32] r10:61c88647 r9:855e3000 r8:855b632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.149925][ T32] r4:855b6300 [ 1337.149971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.150065][ T32] r10:00000000 r9:855b6300 r8:80287e08 r7:eb455e60 r6:849e6700 r5:855e3000 [ 1337.150120][ T32] r4:00000001 [ 1337.150165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.150237][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1337.150306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.150343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.150371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.150401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.150426][ T32] r4:855a8d00 [ 1337.151025][ T32] INFO: task kworker/0:698:4919 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.151103][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.151225][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.151330][ T32] Call trace: [ 1337.151408][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.151533][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.151587][ T32] r4:00000000 [ 1337.151629][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.151726][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.151785][ T32] 1d20: 81103000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.151845][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.151898][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.151943][ T32] r5:80070013 r4:80239bb0 [ 1337.151992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.152054][ T32] r4:82ac21e4 [ 1337.152077][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.152119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.152165][ T32] r4:e0581dc0 [ 1337.152205][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.152294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.152375][ T32] r4:00000000 [ 1337.152429][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.152480][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.152522][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.152599][ T32] r5:00001000 r4:eecd1000 [ 1337.152634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.152718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.152811][ T32] r5:85d62f8c r4:85d62c00 [ 1337.152867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.152972][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.153022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.153121][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1337.153334][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.153632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.178337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1337.178446][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.178646][ T32] r4:855e1800 ** 3 printk messages dropped ** [ 1337.178798][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.179012][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.179271][ T32] r5:85622f8c r4:85622c00 [ 1337.179298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.179345][ T32] r7:dddced80 r6:83018000 r5:85622f8c r4:855b6380 ** 1 printk messages dropped ** [ 1337.179446][ T32] r10:61c88647 r9:855e1800 r8:855b63ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.179697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.180292][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.180645][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1337.180786][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1337.180988][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 12 printk messages dropped ** [ 1337.181444][ T32] r4:00000001 [ 1337.181466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.181501][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.181528][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.181557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.181582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.181610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.181632][ T32] r4:8509db40 [ 1337.181651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.181674][ T32] INFO: task kworker/0:700:4922 blocked for more than 463 seconds. [ 1337.181701][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.181723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.181743][ T32] task:kworker/0:700 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.181799][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.181842][ T32] Call trace: [ 1337.181872][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.181917][ T32] r10:8291a684 r9:eb469d84 r8:00000002 r7:60000013 r6:eb469d8c r5:855e0000 [ 1337.181940][ T32] r4:855e0000 [ 1337.181959][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.182001][ T32] r5:855e0000 r4:8291a680 [ 1337.182020][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.182068][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.182112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 [ 1337.182135][ T32] r4:00000000 [ 1337.182162][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.182202][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.182239][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.182278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957fc0 [ 1337.182308][ T32] r4:00000000 [ 1337.182328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.182371][ T32] r9:83018005 r8:855e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1337.182392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.182432][ T32] r5:00001000 r4:eb261000 [ 1337.182452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.182490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.182557][ T32] r5:8562338c r4:85623000 [ 1337.182580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.182626][ T32] r7:dddced80 r6:83018000 r5:8562338c r4:855b6400 [ 1337.182646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.182691][ T32] r10:61c88647 r9:855e0000 r8:855b642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.182712][ T32] r4:855b6400 [ 1337.182731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.182773][ T32] r10:00000000 r9:855b6400 r8:80287e08 r7:eb45de60 r6:849e6800 r5:855e0000 [ 1337.182805][ T32] r4:00000001 [ 1337.182827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.182862][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1337.182887][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.182914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.182941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.182970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.182992][ T32] r4:855a8e00 [ 1337.183231][ T32] INFO: task kworker/0:700:4922 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.183267][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.183328][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.183404][ T32] Call trace: [ 1337.183437][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.183487][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.183510][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.183585][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1337.195879][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.196035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 2 printk messages dropped ** [ 1337.196122][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.196143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.196187][ T32] r5:00001000 r4:eecd1000 [ 1337.196230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.196274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.196347][ T32] r5:85d62f8c r4:85d62c00 [ 1337.196381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.196433][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.196455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.196502][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.196524][ T32] r4:8509f580 [ 1337.196544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.196609][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.196635][ T32] r4:00000001 [ 1337.196655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.196701][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.196734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.196762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.196797][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.196828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.196851][ T32] r4:8509db40 [ 1337.196874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.196913][ T32] INFO: task kworker/0:701:4924 blocked for more than 463 seconds. [ 1337.196948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.196972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.196994][ T32] task:kworker/0:701 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.197048][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.197114][ T32] Call trace: [ 1337.197151][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.197203][ T32] r10:8291a684 r9:eb471d84 r8:00000002 r7:60000013 r6:eb471d8c r5:855e3c00 [ 1337.197227][ T32] r4:855e3c00 [ 1337.197246][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.197294][ T32] r5:855e3c00 r4:8291a680 [ 1337.197315][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.197354][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.197504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1337.197653][ T32] r9:83018005 r8:855e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1337.197842][ T32] r5:8562378c r4:85623400 [ 1337.197861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.197904][ T32] r7:dddced80 r6:83018000 r5:8562378c r4:855b6480 ** 1 printk messages dropped ** [ 1337.197969][ T32] r10:61c88647 r9:855e3c00 r8:855b64ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1337.198070][ T32] r10:00000000 r9:855b6480 r8:80287e08 r7:eb45de60 r6:849e6880 r5:855e3c00 [ 1337.198105][ T32] r4:00000001 [ 1337.198127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.198163][ T32] Exception stack(0xeb471fb0 to 0xeb471ff8) [ 1337.198201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.198243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.198299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.198332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.198389][ T32] r4:855c2100 [ 1337.198810][ T32] INFO: task kworker/0:701:4924 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.198844][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.198900][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.198943][ T32] Call trace: [ 1337.198972][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.199020][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.199044][ T32] r4:00000000 [ 1337.199063][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.199111][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.199142][ T32] 1d20: 81bcf000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.199171][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.199195][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.199219][ T32] r5:80070013 r4:80239bb0 [ 1337.199239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.199291][ T32] r4:82ac21e4 [ 1337.199316][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.199378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.199405][ T32] r4:e0581dc0 [ 1337.199425][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.199475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.199501][ T32] r4:00000000 [ 1337.199521][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.199574][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.199599][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.199640][ T32] r5:00001000 r4:eecd1000 [ 1337.199659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.199697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.199742][ T32] r5:85d62f8c r4:85d62c00 [ 1337.199782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.199832][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.199874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.199924][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.199966][ T32] r4:8509f580 [ 1337.199989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.200035][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.200058][ T32] r4:00000001 [ 1337.200098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.200137][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1337.200413][ T32] r4:8509db40 ** 10 printk messages dropped ** [ 1337.201010][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 1337.201641][ T32] r5:85623b8c r4:85623800 ** 1 printk messages dropped ** [ 1337.201710][ T32] r7:dddced80 r6:83018000 r5:85623b8c r4:855b6500 ** 12 printk messages dropped ** [ 1337.202252][ T32] r4:855c2100 ** 9 printk messages dropped ** [ 1337.203137][ T32] 1d20: 81bcf000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 10 printk messages dropped ** [ 1337.228354][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.228834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.229507][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.229884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.230654][ T32] r10:8291a684 r9:eb479d84 r8:00000002 r7:60000113 r6:eb479d8c r5:855e6000 ** 9 printk messages dropped ** [ 1337.231317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.231931][ T32] r5:8562cf8c r4:8562cc00 [ 1337.231978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.232071][ T32] r7:dddced80 r6:83018000 r5:8562cf8c r4:855b6580 [ 1337.232116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.232208][ T32] r10:61c88647 r9:855e6000 r8:855b65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.232253][ T32] r4:855b6580 [ 1337.232346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.232446][ T32] r10:00000000 r9:855b6580 r8:80287e08 r7:eb45de60 r6:849e6980 r5:855e6000 [ 1337.232495][ T32] r4:00000001 [ 1337.232580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.232660][ T32] Exception stack(0xeb479fb0 to 0xeb479ff8) [ 1337.232720][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.232780][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.232836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.232901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.232950][ T32] r4:855c2100 [ 1337.251081][ T32] INFO: task kworker/0:703:4928 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.251205][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.251306][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.251417][ T32] Call trace: [ 1337.251474][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.251591][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.251639][ T32] r4:00000000 [ 1337.251690][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.251747][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.251800][ T32] 1d20: 821b3000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.251838][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.251880][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.251906][ T32] r5:80070013 r4:80239bb0 [ 1337.251928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.252012][ T32] r4:82ac21e4 [ 1337.252070][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.252163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.252215][ T32] r4:e0581dc0 [ 1337.252241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.252286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.252358][ T32] r4:00000000 [ 1337.252402][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.252452][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.252512][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.252564][ T32] r5:00001000 r4:eecd1000 [ 1337.252597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.252683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.252730][ T32] r5:85d62f8c r4:85d62c00 [ 1337.252751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.252798][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.252819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.252864][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.252887][ T32] r4:8509f580 [ 1337.252906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1337.252991][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.253100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.253349][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.257786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 ** 7 printk messages dropped ** [ 1337.258139][ T32] r9:83018005 r8:855e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1337.258353][ T32] r5:8562c38c r4:8562c000 [ 1337.258383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.258610][ T32] r10:00000000 r9:855b6600 r8:80287e08 r7:eb479e60 r6:849e6a00 r5:855e6c00 ** 9 printk messages dropped ** [ 1337.259362][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.259832][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1337.260046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1337.260420][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1337.260654][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1337.260882][ T32] INFO: task kworker/1:196:4935 blocked for more than 463 seconds. ** 6 printk messages dropped ** [ 1337.261232][ T32] r10:8291a684 r9:eb46dd84 r8:00000002 r7:60000113 r6:eb46dd8c r5:855e4800 ** 8 printk messages dropped ** [ 1337.261596][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.261875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.262121][ T32] r10:61c88647 r9:855e4800 r8:849e6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.262507][ T32] r4:855c0100 [ 1337.262748][ T32] INFO: task kworker/1:196:4935 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.262782][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.262890][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.262934][ T32] Call trace: [ 1337.262963][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.263011][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.263034][ T32] r4:00000000 [ 1337.263053][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.263091][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.263137][ T32] 1d20: 821b3000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.263195][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.263225][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.263267][ T32] r5:80070013 r4:80239bb0 [ 1337.263311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.263354][ T32] r4:82ac21e4 [ 1337.263374][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.263415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.263437][ T32] r4:e0581dc0 [ 1337.263456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.263495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.263517][ T32] r4:00000000 [ 1337.263543][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.263588][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.263609][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.263650][ T32] r5:00001000 r4:eecd1000 [ 1337.263669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.279173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.279289][ T32] r5:85d62f8c r4:85d62c00 [ 1337.279314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.279669][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 13 printk messages dropped ** [ 1337.280191][ T32] r10:8291a684 r9:eb2b9d84 r8:00000002 r7:60000013 r6:eb2b9d8c r5:855e8000 ** 13 printk messages dropped ** [ 1337.280766][ T32] r9:83018205 r8:855e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 1337.280986][ T32] r5:85571f8c r4:85571c00 ** 3 printk messages dropped ** [ 1337.281198][ T32] r10:61c88647 r9:855e8000 r8:849e6bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.281221][ T32] r4:849e6b80 [ 1337.281240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.281286][ T32] r10:00000000 r9:849e6b80 r8:80287e08 r7:eb46de60 r6:849e6c00 r5:855e8000 [ 1337.281319][ T32] r4:00000001 [ 1337.281343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.281379][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1337.281407][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.282113][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.282458][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1337.282658][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1337.282864][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1337.283039][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1337.283277][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1337.283383][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.283652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1337.299266][ T32] r5:855e8c00 r4:8291a680 ** 6 printk messages dropped ** [ 1337.299509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.299818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.299859][ T32] r5:8557238c r4:85572000 [ 1337.299879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.299992][ T32] r10:61c88647 r9:855e8c00 r8:849e6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.300397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.301103][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.301410][ T32] 1d20: 82974000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1337.301724][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1337.301915][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 9 printk messages dropped ** [ 1337.302282][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1337.302367][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.302474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.302707][ T32] task:kworker/1:199 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.303101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 ** 7 printk messages dropped ** [ 1337.303420][ T32] r9:83018205 r8:84b5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1337.303660][ T32] r5:85572b8c r4:85572800 ** 3 printk messages dropped ** [ 1337.318877][ T32] r10:61c88647 r9:84b5b000 r8:849e6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.319113][ T32] Exception stack(0xeb481fb0 to 0xeb481ff8) ** 4 printk messages dropped ** [ 1337.319334][ T32] r4:855c0580 ** 6 printk messages dropped ** [ 1337.320690][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.321321][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.321535][ T32] r4:00000000 [ 1337.321555][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.321620][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.321674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.321761][ T32] r5:00001000 r4:eecd1000 [ 1337.321803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.321994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.322091][ T32] r5:85d62f8c r4:85d62c00 [ 1337.322136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.322228][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.322270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.322433][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.322514][ T32] r4:8509f580 [ 1337.322569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.322658][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.322712][ T32] r4:00000001 [ 1337.322750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.322795][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.322854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.322918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.322972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.323056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.323113][ T32] r4:8509db40 [ 1337.323182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.323237][ T32] INFO: task kworker/1:200:4943 blocked for more than 463 seconds. [ 1337.323274][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.323342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.323372][ T32] task:kworker/1:200 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.323433][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.323492][ T32] Call trace: [ 1337.323558][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.323632][ T32] r10:8291a684 r9:eb485d84 r8:00000002 r7:60000013 r6:eb485d8c r5:84b59800 [ 1337.323661][ T32] r4:84b59800 [ 1337.323682][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.323819][ T32] r5:84b59800 r4:8291a680 [ 1337.344193][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.344290][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.344365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 [ 1337.344412][ T32] r4:00000000 [ 1337.344438][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.344504][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.344552][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.344607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c0900 [ 1337.344659][ T32] r4:00000000 [ 1337.344685][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.344739][ T32] r9:83018205 r8:84b59800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1337.344764][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.344814][ T32] r5:00001000 r4:eaacb000 [ 1337.344836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.344882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.344929][ T32] r5:85572f8c r4:85572c00 [ 1337.344951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.345015][ T32] r7:ddde2d80 r6:83018200 r5:85572f8c r4:849e6e00 [ 1337.345068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.345123][ T32] r10:61c88647 r9:84b59800 r8:849e6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.345149][ T32] r4:849e6e00 [ 1337.345182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.345260][ T32] r10:00000000 r9:849e6e00 r8:80287e08 r7:eb481e60 r6:855b6700 r5:84b59800 [ 1337.345288][ T32] r4:00000001 [ 1337.345313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.345379][ T32] Exception stack(0xeb485fb0 to 0xeb485ff8) [ 1337.345416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.345471][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.345502][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.345536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.345565][ T32] r4:855c06c0 [ 1337.346009][ T32] INFO: task kworker/1:200:4943 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.346047][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.346167][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.346241][ T32] Call trace: [ 1337.346278][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.346329][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.346354][ T32] r4:00000000 [ 1337.346409][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.346495][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.346574][ T32] 1d20: 830af000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.346694][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.346763][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.346814][ T32] r5:80070013 r4:80239bb0 [ 1337.346890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.346983][ T32] r4:82ac21e4 [ 1337.347033][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.347117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.347161][ T32] r4:e0581dc0 [ 1337.347202][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.347293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.347367][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.347482][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1337.348100][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.348548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.348918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1337.349439][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1337.350185][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.350649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.350886][ T32] r7:ddde2d80 r6:83018200 r5:8557378c r4:849e6e80 ** 4 printk messages dropped ** [ 1337.351231][ T32] r10:00000000 r9:849e6e80 r8:80287e08 r7:eb485e60 r6:855b6780 r5:84b5bc00 ** 2 printk messages dropped ** [ 1337.351411][ T32] Exception stack(0xeb489fb0 to 0xeb489ff8) [ 1337.351464][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.351533][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.351601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.351664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.351708][ T32] r4:855c0a40 [ 1337.352063][ T32] INFO: task kworker/1:201:4945 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.352136][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.352282][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.352442][ T32] Call trace: [ 1337.352508][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.352679][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.352775][ T32] r4:00000000 [ 1337.352827][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.352909][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.352968][ T32] 1d20: 830af000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.353020][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.353092][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.353124][ T32] r5:80070013 r4:80239bb0 [ 1337.353146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.353192][ T32] r4:82ac21e4 [ 1337.353237][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.353366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.353430][ T32] r4:e0581dc0 [ 1337.353474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.353569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.353625][ T32] r4:00000000 [ 1337.353658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.374535][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.374650][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.374785][ T32] r5:00001000 r4:eecd1000 [ 1337.374832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.374918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.374965][ T32] r5:85d62f8c r4:85d62c00 [ 1337.374987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.375036][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.375060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.375164][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.375211][ T32] r4:8509f580 [ 1337.375271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.375377][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.375430][ T32] r4:00000001 [ 1337.375474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.375547][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.375654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.375707][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.375752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.375785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.376051][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.376378][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1337.376814][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.377269][ T32] r5:8557338c r4:85573000 [ 1337.377289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.377434][ T32] r10:61c88647 r9:855e9800 r8:849e6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1337.377643][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.377759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.378739][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.379088][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.379251][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1337.379453][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1337.379971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 17 printk messages dropped ** [ 1337.381155][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1337.381436][ T32] r4:8509db40 [ 1337.381466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.381491][ T32] INFO: task kworker/0:705:4949 blocked for more than 463 seconds. [ 1337.381519][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.381554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.381586][ T32] task:kworker/0:705 state:D stack:0 pid:4949 tgid:4949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.381637][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.381705][ T32] Call trace: [ 1337.381800][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.381850][ T32] r10:8291a684 r9:eb48dd84 r8:00000002 r7:60000113 r6:eb48dd8c r5:84b5c800 [ 1337.381874][ T32] r4:84b5c800 [ 1337.381923][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.382068][ T32] r5:84b5c800 r4:8291a680 [ 1337.382095][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.382138][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.382194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 [ 1337.382222][ T32] r4:00000000 [ 1337.382242][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.382277][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.382315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.382411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2e80 [ 1337.382482][ T32] r4:00000000 [ 1337.382508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.382557][ T32] r9:83018005 r8:84b5c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1337.382587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.382629][ T32] r5:00001000 r4:ead97000 [ 1337.382671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.382774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.382822][ T32] r5:8562cb8c r4:8562c800 [ 1337.382870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.382920][ T32] r7:dddced80 r6:83018000 r5:8562cb8c r4:855b6800 [ 1337.382942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.383022][ T32] r10:61c88647 r9:84b5c800 r8:855b682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.383065][ T32] r4:855b6800 [ 1337.383120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.383213][ T32] r10:00000000 r9:855b6800 r8:80287e08 r7:eb479e60 r6:855b6880 r5:84b5c800 [ 1337.383238][ T32] r4:00000001 [ 1337.383258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.383338][ T32] Exception stack(0xeb48dfb0 to 0xeb48dff8) [ 1337.383404][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.383436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.383558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.383610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.383634][ T32] r4:855c2c00 [ 1337.405175][ T32] INFO: task kworker/0:705:4949 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.405316][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.405401][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.405466][ T32] Call trace: [ 1337.405500][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.405578][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.405629][ T32] r4:00000000 [ 1337.405657][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.405701][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.405731][ T32] 1d20: 834be000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.405760][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.405812][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.405841][ T32] r5:80070013 r4:80239bb0 [ 1337.405878][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.405924][ T32] r4:82ac21e4 [ 1337.405945][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.405988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.406010][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1337.406070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1337.406486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1337.406692][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.406774][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.406942][ T32] INFO: task kworker/1:203:4950 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1337.407181][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.407407][ T32] r4:84b5d400 ** 1 printk messages dropped ** [ 1337.407487][ T32] r5:84b5d400 r4:8291a680 ** 3 printk messages dropped ** [ 1337.407793][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.407989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1337.408265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1337.408855][ T32] r10:00000000 r9:855bd000 r8:80287e08 r7:eb489e60 r6:855b6900 r5:84b5d400 ** 14 printk messages dropped ** [ 1337.409784][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.409984][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.410099][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.410127][ T32] r5:80070013 r4:80239bb0 [ 1337.410149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.410190][ T32] r4:82ac21e4 [ 1337.410211][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.410252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.410300][ T32] r4:e0581dc0 [ 1337.410327][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.410409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.410435][ T32] r4:00000000 [ 1337.410457][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.410502][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.410793][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.410839][ T32] r5:00001000 r4:eecd1000 [ 1337.410860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.410899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.410939][ T32] r5:85d62f8c r4:85d62c00 [ 1337.410959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.411027][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.411075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.411126][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.411148][ T32] r4:8509f580 [ 1337.411169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.411236][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.411264][ T32] r4:00000001 [ 1337.411284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.411320][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.411363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.411395][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.411444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.411486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.411512][ T32] r4:8509db40 [ 1337.411551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.411589][ T32] INFO: task kworker/1:204:4952 blocked for more than 463 seconds. [ 1337.411630][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.411671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.411695][ T32] task:kworker/1:204 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.411741][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.411808][ T32] Call trace: [ 1337.411902][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.412145][ T32] r10:8291a684 r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:855ebc00 [ 1337.412192][ T32] r4:855ebc00 [ 1337.412335][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.412402][ T32] r5:855ebc00 r4:8291a680 [ 1337.412452][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.412542][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.412596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 [ 1337.412621][ T32] r4:00000000 [ 1337.412667][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.412705][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.412740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.412779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f6500 [ 1337.412801][ T32] r4:00000000 [ 1337.412822][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.412866][ T32] r9:83018205 r8:855ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.412887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.412952][ T32] r5:00001000 r4:eae23000 [ 1337.412977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.413156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.413203][ T32] r5:85573f8c r4:85573c00 [ 1337.413263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.413387][ T32] r7:ddde2d80 r6:83018200 r5:85573f8c r4:855bd080 [ 1337.413431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.413556][ T32] r10:61c88647 r9:855ebc00 r8:855bd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.413588][ T32] r4:855bd080 [ 1337.413608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.413652][ T32] r10:00000000 r9:855bd080 r8:80287e08 r7:eb491e60 r6:855bd100 r5:855ebc00 [ 1337.413674][ T32] r4:00000001 [ 1337.413695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.413730][ T32] Exception stack(0xeb495fb0 to 0xeb495ff8) [ 1337.413757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.439304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.439399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1337.439479][ T32] r4:855c09c0 ** 2 printk messages dropped ** [ 1337.440224][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.440615][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1337.440761][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1337.440848][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1337.440909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1337.441211][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1337.441369][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1337.441691][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.441970][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1337.442168][ T32] r4:8509db40 ** 1 printk messages dropped ** [ 1337.442249][ T32] INFO: task kworker/1:205:4954 blocked for more than 463 seconds. ** 6 printk messages dropped ** [ 1337.442715][ T32] r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000013 r6:eb49dd8c r5:855ec800 ** 5 printk messages dropped ** [ 1337.443153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 ** 5 printk messages dropped ** [ 1337.443556][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.461880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.461973][ T32] r5:8557cb8c r4:8557c800 [ 1337.462034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.462135][ T32] r7:ddde2d80 r6:83018200 r5:8557cb8c r4:855bd180 [ 1337.462163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.462214][ T32] r10:61c88647 r9:855ec800 r8:855bd1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.462257][ T32] r4:855bd180 [ 1337.462304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.462352][ T32] r10:00000000 r9:855bd180 r8:80287e08 r7:eb495e60 r6:855bd200 r5:855ec800 [ 1337.462401][ T32] r4:00000001 [ 1337.462433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.462494][ T32] Exception stack(0xeb49dfb0 to 0xeb49dff8) [ 1337.462531][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.462562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.462588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.462629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.462655][ T32] r4:855c0f00 [ 1337.463214][ T32] INFO: task kworker/1:205:4954 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.463305][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.463381][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.463500][ T32] Call trace: [ 1337.463564][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.463618][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.463642][ T32] r4:00000000 [ 1337.463662][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.463700][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.463727][ T32] 1d20: 83c89000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.463812][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.465629][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.465713][ T32] r5:80070013 r4:80239bb0 [ 1337.465775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.465832][ T32] r4:82ac21e4 [ 1337.465881][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.465928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.465951][ T32] r4:e0581dc0 [ 1337.466004][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.466049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.466072][ T32] r4:00000000 [ 1337.466116][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.466163][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.466185][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.466240][ T32] r5:00001000 r4:eecd1000 [ 1337.466264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.466311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.466365][ T32] r5:85d62f8c r4:85d62c00 [ 1337.466387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.466435][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.466456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.466513][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.466538][ T32] r4:8509f580 [ 1337.466558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.466624][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.466652][ T32] r4:00000001 [ 1337.466672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.466709][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.466735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.466763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.466788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.466816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.466857][ T32] r4:8509db40 [ 1337.466899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.466930][ T32] INFO: task kworker/1:206:4956 blocked for more than 463 seconds. [ 1337.466993][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.467033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.467097][ T32] task:kworker/1:206 state:D stack:0 pid:4956 tgid:4956 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1337.467844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.468115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.468239][ T32] r7:ddde2d80 r6:83018200 r5:84876f8c r4:855bd280 ** 5 printk messages dropped ** [ 1337.468543][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.468731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1337.469505][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1337.469894][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1337.470042][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 11 printk messages dropped ** [ 1337.470532][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1337.470625][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.470679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.470732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.470764][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.470794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.470818][ T32] r4:8509db40 [ 1337.470859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.470888][ T32] INFO: task kworker/1:207:4959 blocked for more than 463 seconds. [ 1337.470955][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.470984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.471005][ T32] task:kworker/1:207 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.471051][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.471117][ T32] Call trace: [ 1337.471196][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.471247][ T32] r10:8291a684 r9:eb4a5d84 r8:00000002 r7:60000013 r6:eb4a5d8c r5:855ee000 [ 1337.471322][ T32] r4:855ee000 [ 1337.471369][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.471446][ T32] r5:855ee000 r4:8291a680 [ 1337.471471][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.471538][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.471603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 [ 1337.471629][ T32] r4:00000000 [ 1337.471651][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.471687][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.471724][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.471766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b9240 [ 1337.471804][ T32] r4:00000000 [ 1337.471832][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.471892][ T32] r9:83018205 r8:855ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1337.471942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.471989][ T32] r5:00001000 r4:eae79000 [ 1337.472033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.472076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.472141][ T32] r5:8557c38c r4:8557c000 [ 1337.472173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.472224][ T32] r7:ddde2d80 r6:83018200 r5:8557c38c r4:855bd380 [ 1337.472268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.472365][ T32] r10:61c88647 r9:855ee000 r8:855bd3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.472419][ T32] r4:855bd380 [ 1337.472470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.472561][ T32] r10:00000000 r9:855bd380 r8:80287e08 r7:eb49de60 r6:855bd400 r5:855ee000 [ 1337.472608][ T32] r4:00000001 [ 1337.472645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.472686][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 1337.472734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.472766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.472794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.472824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.472881][ T32] r4:855b9180 [ 1337.473133][ T32] INFO: task kworker/1:207:4959 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 5 printk messages dropped ** [ 1337.473584][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.496843][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1337.497122][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1337.497321][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 4 printk messages dropped ** [ 1337.497527][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1337.497680][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1337.497804][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.497973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.498547][ T32] r10:8291a684 r9:eb4a9d84 r8:00000002 r7:60000013 r6:eb4a9d8c r5:855ed400 ** 13 printk messages dropped ** [ 1337.499099][ T32] r9:83018205 r8:855ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 6 printk messages dropped ** [ 1337.499476][ T32] r7:ddde2d80 r6:83018200 r5:8557c78c r4:855bd480 ** 9 printk messages dropped ** [ 1337.499866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.500549][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.500762][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.500850][ T32] 1d20: 8407e000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 4 printk messages dropped ** [ 1337.501015][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.501142][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1337.501283][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.501444][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1337.501541][ T32] r5:85d62f8c r4:85d62c00 ** 2 printk messages dropped ** [ 1337.501648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.501698][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.501745][ T32] r4:8509f580 [ 1337.501768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.501823][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.501859][ T32] r4:00000001 [ 1337.501904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.501943][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.501991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.502044][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.502073][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.502139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.502165][ T32] r4:8509db40 [ 1337.502194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.502223][ T32] INFO: task kworker/1:209:4964 blocked for more than 463 seconds. [ 1337.502259][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.502322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.502346][ T32] task:kworker/1:209 state:D stack:0 pid:4964 tgid:4964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.502393][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.502500][ T32] Call trace: [ 1337.502574][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.502676][ T32] r10:8291a684 r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:855f0c00 [ 1337.502725][ T32] r4:855f0c00 [ 1337.502798][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.502899][ T32] r5:855f0c00 r4:8291a680 [ 1337.502957][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.503069][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.503163][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 1337.503218][ T32] r4:00000000 [ 1337.503256][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.503316][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.503379][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.503457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b9d00 [ 1337.503520][ T32] r4:00000000 [ 1337.503551][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.503626][ T32] r9:83018205 r8:855f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1337.503660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.524453][ T32] r5:00001000 r4:eb137000 [ 1337.524570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.524664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.524739][ T32] r5:8557cf8c r4:8557cc00 [ 1337.524764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.524819][ T32] r7:ddde2d80 r6:83018200 r5:8557cf8c r4:855bd580 [ 1337.524843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.524897][ T32] r10:61c88647 r9:855f0c00 r8:855bd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.524922][ T32] r4:855bd580 [ 1337.524943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.524995][ T32] r10:00000000 r9:855bd580 r8:80287e08 r7:eb49de60 r6:855bd600 r5:855f0c00 ** 4 printk messages dropped ** [ 1337.525151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.525836][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.526039][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.526186][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 3 printk messages dropped ** [ 1337.526312][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.526400][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1337.526485][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.526680][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1337.526817][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1337.527090][ T32] r4:8509f580 [ 1337.527156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.527206][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.527229][ T32] r4:00000001 [ 1337.527327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.527366][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.527393][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.527497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.527530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.527560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.527636][ T32] r4:8509db40 [ 1337.527661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.527700][ T32] INFO: task kworker/0:706:4965 blocked for more than 463 seconds. [ 1337.527734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.527759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.527780][ T32] task:kworker/0:706 state:D stack:0 pid:4965 tgid:4965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.527825][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.527898][ T32] Call trace: [ 1337.527933][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.527982][ T32] r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:855f2400 [ 1337.528008][ T32] r4:855f2400 [ 1337.528028][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.528070][ T32] r5:855f2400 r4:8291a680 [ 1337.528250][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.528299][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.528383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1337.528499][ T32] r4:00000000 [ 1337.528522][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.528557][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.528591][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.528631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2980 [ 1337.528653][ T32] r4:00000000 [ 1337.528688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.528736][ T32] r9:83018005 r8:855f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1337.528758][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.528799][ T32] r5:00001000 r4:eb11f000 [ 1337.528819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.528856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.528898][ T32] r5:8562d38c r4:8562d000 [ 1337.528918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.528962][ T32] r7:dddced80 r6:83018000 r5:8562d38c r4:855b6980 [ 1337.528982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.529026][ T32] r10:61c88647 r9:855f2400 r8:855b69ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.529048][ T32] r4:855b6980 [ 1337.529067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.529109][ T32] r10:00000000 r9:855b6980 r8:80287e08 r7:eb479e60 r6:855bd680 r5:855f2400 [ 1337.529135][ T32] r4:00000001 [ 1337.529187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.529227][ T32] Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) [ 1337.529253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.529281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.529312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1337.529452][ T32] r4:855c26c0 ** 2 printk messages dropped ** [ 1337.529803][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.530026][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.530249][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1337.530366][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1337.530537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1337.530648][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.530710][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 6 printk messages dropped ** [ 1337.531099][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 2 printk messages dropped ** [ 1337.531218][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1337.531282][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1337.531394][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.531580][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1337.531885][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1337.532012][ T32] r5:855f3000 r4:8291a680 ** 2 printk messages dropped ** [ 1337.532110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 ** 3 printk messages dropped ** [ 1337.532220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.532439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba3c0 [ 1337.532471][ T32] r4:00000000 [ 1337.532493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.532538][ T32] r9:83018005 r8:855f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1337.532565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.532605][ T32] r5:00001000 r4:e899f000 [ 1337.532625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.532665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.532705][ T32] r5:8562e78c r4:8562e400 [ 1337.532726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.532771][ T32] r7:dddced80 r6:83018000 r5:8562e78c r4:855b6a00 [ 1337.532791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.532835][ T32] r10:61c88647 r9:855f3000 r8:855b6a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.532891][ T32] r4:855b6a00 [ 1337.532942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.533012][ T32] r10:00000000 r9:855b6a00 r8:80287e08 r7:eb4b5e60 r6:855bd700 r5:855f3000 [ 1337.533036][ T32] r4:00000001 [ 1337.533055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.533249][ T32] Exception stack(0xeb4bdfb0 to 0xeb4bdff8) [ 1337.533280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.533346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.533377][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.533406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.533429][ T32] r4:855c2740 [ 1337.533647][ T32] INFO: task kworker/0:707:4967 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.555826][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.555959][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.556020][ T32] Call trace: [ 1337.556052][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.556137][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.556203][ T32] r4:00000000 [ 1337.556229][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.556272][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.556336][ T32] 1d20: 84674000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.556375][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.556401][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.556426][ T32] r5:80070013 r4:80239bb0 [ 1337.556460][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.556534][ T32] r4:82ac21e4 [ 1337.556560][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.556604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.556627][ T32] r4:e0581dc0 [ 1337.556672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.556732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.556762][ T32] r4:00000000 [ 1337.556784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.556859][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.556910][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.556982][ T32] r5:00001000 r4:eecd1000 [ 1337.557007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.557072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.557193][ T32] r5:85d62f8c r4:85d62c00 [ 1337.557368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.557420][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.557469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.557563][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.557590][ T32] r4:8509f580 [ 1337.557612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.557730][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.557819][ T32] r4:00000001 [ 1337.557878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.557963][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.558043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.558125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.558189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.558272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.558337][ T32] r4:8509db40 [ 1337.558391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.558469][ T32] INFO: task kworker/0:708:4968 blocked for more than 464 seconds. [ 1337.558560][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.558685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.558713][ T32] task:kworker/0:708 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.558761][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.558805][ T32] Call trace: [ 1337.558855][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.558907][ T32] r10:8291a684 r9:eb4c1d84 r8:00000002 r7:60000113 r6:eb4c1d8c r5:855f1800 [ 1337.558930][ T32] r4:855f1800 [ 1337.559106][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.559153][ T32] r5:855f1800 r4:8291a680 [ 1337.559173][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.559211][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.559252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 [ 1337.559273][ T32] r4:00000000 [ 1337.559297][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.559336][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.559457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.559599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba1c0 [ 1337.559626][ T32] r4:00000000 [ 1337.559647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.559691][ T32] r9:83018005 r8:855f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1337.559717][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.559760][ T32] r5:00001000 r4:eb2a3000 [ 1337.559781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.559820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.559862][ T32] r5:8562db8c r4:8562d800 [ 1337.559881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.559926][ T32] r7:dddced80 r6:83018000 r5:8562db8c r4:855b6a80 [ 1337.559959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.560035][ T32] r10:61c88647 r9:855f1800 r8:855b6aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.560062][ T32] r4:855b6a80 [ 1337.560082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.560128][ T32] r10:00000000 r9:855b6a80 r8:80287e08 r7:eb4bde60 r6:855bd780 r5:855f1800 [ 1337.560152][ T32] r4:00000001 [ 1337.560171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.560233][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1337.560284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.560436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.560469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.560524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.560551][ T32] r4:855c2740 [ 1337.560960][ T32] INFO: task kworker/0:708:4968 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.560996][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.561095][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.561190][ T32] Call trace: [ 1337.561224][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.561274][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.561308][ T32] r4:00000000 [ 1337.561329][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.561369][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.561437][ T32] 1d20: 84674000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.561730][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.561819][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1337.561907][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.562141][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.562895][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1337.563250][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 9 printk messages dropped ** [ 1337.563600][ T32] task:kworker/1:210 state:D stack:0 pid:4969 tgid:4969 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.585025][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.585233][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1337.585477][ T32] r9:83018205 r8:855f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 2 printk messages dropped ** [ 1337.585567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.585608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.585651][ T32] r5:8557d78c r4:8557d400 [ 1337.585728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.585780][ T32] r7:ddde2d80 r6:83018200 r5:8557d78c r4:855bd800 [ 1337.585804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.585851][ T32] r10:61c88647 r9:855f3c00 r8:855bd82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.585873][ T32] r4:855bd800 [ 1337.585893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.585979][ T32] r10:00000000 r9:855bd800 r8:80287e08 r7:eb4ade60 r6:855bd880 r5:855f3c00 [ 1337.586010][ T32] r4:00000001 [ 1337.586040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.586125][ T32] Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) [ 1337.586174][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.586207][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.586234][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.586264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.586315][ T32] r4:855b9b40 [ 1337.586798][ T32] INFO: task kworker/1:210:4969 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.586898][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.586991][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.587070][ T32] Call trace: [ 1337.587101][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.587188][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.587217][ T32] r4:00000000 [ 1337.587263][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.587315][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.587375][ T32] 1d20: 8494b000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.587496][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.587527][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.587673][ T32] r5:80070013 r4:80239bb0 [ 1337.587771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.587817][ T32] r4:82ac21e4 [ 1337.587924][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.588043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.588321][ T32] r4:e0581dc0 [ 1337.588354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.588431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.588529][ T32] r4:00000000 [ 1337.588553][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.588599][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.588623][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.588769][ T32] r5:00001000 r4:eecd1000 [ 1337.588793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.588833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.588875][ T32] r5:85d62f8c r4:85d62c00 [ 1337.588938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.589031][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.589056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.589102][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1337.589597][ T32] INFO: task kworker/1:211:4971 blocked for more than 464 seconds. ** 16 printk messages dropped ** [ 1337.590395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1337.590749][ T32] r7:ddde2d80 r6:83018200 r5:8557d38c r4:855bd900 ** 7 printk messages dropped ** [ 1337.591245][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) ** 7 printk messages dropped ** [ 1337.591827][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.592322][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.592378][ T32] r5:80070013 r4:80239bb0 [ 1337.592403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.592444][ T32] r4:82ac21e4 [ 1337.592563][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.592610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.592632][ T32] r4:e0581dc0 [ 1337.592653][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.592743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.592770][ T32] r4:00000000 [ 1337.592790][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.592860][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.592886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.592927][ T32] r5:00001000 r4:eecd1000 [ 1337.592946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.592983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.593023][ T32] r5:85d62f8c r4:85d62c00 [ 1337.593042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.593089][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.593110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.593156][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.593252][ T32] r4:8509f580 [ 1337.593275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.593328][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.593350][ T32] r4:00000001 [ 1337.593369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.593404][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.593429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.593456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.593602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.593636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.593659][ T32] r4:8509db40 [ 1337.593678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.593728][ T32] INFO: task kworker/1:212:4975 blocked for more than 464 seconds. [ 1337.593768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.593791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.593811][ T32] task:kworker/1:212 state:D stack:0 pid:4975 tgid:4975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.593896][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.624216][ T32] Call trace: [ 1337.624334][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.624417][ T32] r10:8291a684 r9:eb4c9d84 r8:00000002 r7:60000013 r6:eb4c9d8c r5:855f4800 [ 1337.624444][ T32] r4:855f4800 [ 1337.624468][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.624571][ T32] r5:855f4800 r4:8291a680 [ 1337.624619][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.624698][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.624785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 [ 1337.624814][ T32] r4:00000000 [ 1337.624835][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.624898][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.624959][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.625002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855be040 [ 1337.625025][ T32] r4:00000000 [ 1337.625046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.625116][ T32] r9:83018205 r8:855f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1337.625165][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.625215][ T32] r5:00001000 r4:eb2bd000 [ 1337.625236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.625277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.625346][ T32] r5:8557db8c r4:8557d800 [ 1337.625407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.625503][ T32] r7:ddde2d80 r6:83018200 r5:8557db8c r4:855bda00 [ 1337.625557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.625665][ T32] r10:61c88647 r9:855f4800 r8:855bda2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1337.625825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1337.626198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.627434][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1337.628000][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.628181][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1337.628696][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1337.629040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.629457][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.629786][ T32] task:kworker/1:213 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.630416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 ** 7 printk messages dropped ** [ 1337.631051][ T32] r9:83018205 r8:855f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1337.631439][ T32] r5:8557df8c r4:8557dc00 ** 3 printk messages dropped ** [ 1337.631728][ T32] r10:61c88647 r9:855f6000 r8:855bdb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.632088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1337.632156][ T32] r4:855be080 [ 1337.632445][ T32] INFO: task kworker/1:213:4976 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.632505][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.632578][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.632628][ T32] Call trace: [ 1337.632661][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.632712][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.632763][ T32] r4:00000000 [ 1337.632796][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.632866][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.632902][ T32] 1d20: 84e02000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.632933][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.632962][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.633028][ T32] r5:80070013 r4:80239bb0 [ 1337.633054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.633097][ T32] r4:82ac21e4 [ 1337.633117][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.633298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.633328][ T32] r4:e0581dc0 [ 1337.633378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.633426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.633451][ T32] r4:00000000 [ 1337.633476][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.633526][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.633556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.633603][ T32] r5:00001000 r4:eecd1000 [ 1337.633664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.633771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.651784][ T32] r5:85d62f8c r4:85d62c00 [ 1337.651833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.651923][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.651954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.652033][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.652063][ T32] r4:8509f580 [ 1337.652087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.652150][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.652185][ T32] r4:00000001 [ 1337.652232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.652328][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.652403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.652462][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.652517][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.652614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.652651][ T32] r4:8509db40 [ 1337.652681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.652713][ T32] INFO: task kworker/1:214:4979 blocked for more than 464 seconds. [ 1337.652749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.652776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.652815][ T32] task:kworker/1:214 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.652890][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.653036][ T32] Call trace: [ 1337.653101][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.653165][ T32] r10:8291a684 r9:eb499d84 r8:00000002 r7:60000113 r6:eb499d8c r5:855f6c00 [ 1337.653278][ T32] r4:855f6c00 [ 1337.653309][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.653360][ T32] r5:855f6c00 r4:8291a680 [ 1337.653405][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.653495][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.653558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 [ 1337.653612][ T32] r4:00000000 [ 1337.653701][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.664279][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.664442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.664540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855be700 [ 1337.664646][ T32] r4:00000000 [ 1337.664696][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.664791][ T32] r9:83018205 r8:855f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1337.664838][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.664950][ T32] r5:00001000 r4:eb399000 [ 1337.665027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.665143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.665250][ T32] r5:8557eb8c r4:8557e800 [ 1337.665302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.665417][ T32] r7:ddde2d80 r6:83018200 r5:8557eb8c r4:855bdc00 [ 1337.665448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.665500][ T32] r10:61c88647 r9:855f6c00 r8:855bdc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.665525][ T32] r4:855bdc00 [ 1337.665555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.665631][ T32] r10:00000000 r9:855bdc00 r8:80287e08 r7:eb44de60 r6:855bdc80 r5:855f6c00 [ 1337.665674][ T32] r4:00000001 [ 1337.665698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.665755][ T32] Exception stack(0xeb499fb0 to 0xeb499ff8) [ 1337.665820][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.665879][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.665975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.666048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.666123][ T32] r4:855be240 [ 1337.666892][ T32] INFO: task kworker/1:214:4979 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.666983][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.667146][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.667236][ T32] Call trace: [ 1337.667282][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.667345][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.667388][ T32] r4:00000000 [ 1337.667423][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.667466][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.667495][ T32] 1d20: 85184000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.667526][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.667562][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.667678][ T32] r5:80070013 r4:80239bb0 [ 1337.667708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.667784][ T32] r4:82ac21e4 [ 1337.667808][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.668011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.668041][ T32] r4:e0581dc0 [ 1337.668071][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.668134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.668162][ T32] r4:00000000 [ 1337.668183][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.668228][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.668251][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.668295][ T32] r5:00001000 r4:eecd1000 [ 1337.668362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.668425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.668484][ T32] r5:85d62f8c r4:85d62c00 [ 1337.668516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.668663][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.668695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.668744][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.668784][ T32] r4:8509f580 [ 1337.668862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.668960][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.669008][ T32] r4:00000001 [ 1337.669083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.669163][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.669216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.669273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.669397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.669473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.669525][ T32] r4:8509db40 [ 1337.669607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.669698][ T32] INFO: task kworker/1:215:4980 blocked for more than 464 seconds. [ 1337.669767][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.669818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.669865][ T32] task:kworker/1:215 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.669960][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.670031][ T32] Call trace: [ 1337.670064][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.670112][ T32] r10:8291a684 r9:eb4d1d84 r8:00000002 r7:60000013 r6:eb4d1d8c r5:855f5400 [ 1337.670153][ T32] r4:855f5400 [ 1337.670196][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.670296][ T32] r5:855f5400 r4:8291a680 [ 1337.670326][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.670389][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.670468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 [ 1337.670514][ T32] r4:00000000 [ 1337.670550][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.670603][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.670707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.670813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855be380 [ 1337.670850][ T32] r4:00000000 [ 1337.670914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.671184][ T32] r9:83018205 r8:855f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1337.671255][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.671425][ T32] r5:00001000 r4:eb36f000 [ 1337.671460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.671568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.671681][ T32] r5:8557e38c r4:8557e000 [ 1337.671730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.671829][ T32] r7:ddde2d80 r6:83018200 r5:8557e38c r4:855bdd00 [ 1337.671875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.672059][ T32] r10:61c88647 r9:855f5400 r8:855bdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.672114][ T32] r4:855bdd00 [ 1337.672211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.672339][ T32] r10:00000000 r9:855bdd00 r8:80287e08 r7:eb499e60 r6:855bdd80 r5:855f5400 [ 1337.672394][ T32] r4:00000001 [ 1337.672433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.672531][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1337.672582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.672788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.672821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.672851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.672878][ T32] r4:855be300 [ 1337.673273][ T32] INFO: task kworker/1:215:4980 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.673349][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.673464][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.673512][ T32] Call trace: [ 1337.673575][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.673675][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.704236][ T32] r4:00000000 [ 1337.704368][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.704446][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.704482][ T32] 1d20: 854cf000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.704513][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.704659][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.704756][ T32] r5:80070013 r4:80239bb0 [ 1337.704782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.704830][ T32] r4:82ac21e4 [ 1337.704851][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.704894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.704916][ T32] r4:e0581dc0 [ 1337.704936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.704977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.705000][ T32] r4:00000000 [ 1337.705096][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.705147][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.705170][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.705216][ T32] r5:00001000 r4:eecd1000 [ 1337.705236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.705292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.705349][ T32] r5:85d62f8c r4:85d62c00 [ 1337.705372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.705421][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.705443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.705489][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.705511][ T32] r4:8509f580 [ 1337.705531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.705730][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.705758][ T32] r4:00000001 [ 1337.705779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.705814][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.705840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.705868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.705895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.705923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.705982][ T32] r4:8509db40 [ 1337.706025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.706057][ T32] INFO: task kworker/1:216:4982 blocked for more than 464 seconds. [ 1337.706129][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.706161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.706185][ T32] task:kworker/1:216 state:D stack:0 pid:4982 tgid:4982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.706270][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.706315][ T32] Call trace: [ 1337.706350][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.706398][ T32] r10:8291a684 r9:eb4cdd84 r8:00000002 r7:60000013 r6:eb4cdd8c r5:855eec00 [ 1337.706420][ T32] r4:855eec00 [ 1337.706440][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.706481][ T32] r5:855eec00 r4:8291a680 [ 1337.706500][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.706539][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.706587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 [ 1337.706610][ T32] r4:00000000 [ 1337.706630][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.706665][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.706698][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.706738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855be500 [ 1337.706760][ T32] r4:00000000 [ 1337.706780][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.706824][ T32] r9:83018205 r8:855eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1337.706845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.706886][ T32] r5:00001000 r4:eb379000 [ 1337.706905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.706944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.706984][ T32] r5:8557e78c r4:8557e400 [ 1337.707003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.707102][ T32] r7:ddde2d80 r6:83018200 r5:8557e78c r4:855bde00 [ 1337.707127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.707174][ T32] r10:61c88647 r9:855eec00 r8:855bde2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.707272][ T32] r4:855bde00 [ 1337.707295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.707341][ T32] r10:00000000 r9:855bde00 r8:80287e08 r7:eb499e60 r6:855bde80 r5:855eec00 [ 1337.707364][ T32] r4:00000001 [ 1337.707384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.707419][ T32] Exception stack(0xeb4cdfb0 to 0xeb4cdff8) [ 1337.707446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.707475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.707502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.707531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.707561][ T32] r4:855be300 [ 1337.708006][ T32] INFO: task kworker/1:216:4982 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.708041][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.708112][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.708161][ T32] Call trace: [ 1337.708193][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.708243][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.708324][ T32] r4:00000000 [ 1337.708398][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.708441][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.708470][ T32] 1d20: 854cf000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.708500][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.708526][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.708554][ T32] r5:80070013 r4:80239bb0 [ 1337.708575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.708615][ T32] r4:82ac21e4 [ 1337.708636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.708677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.708699][ T32] r4:e0581dc0 [ 1337.708719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.708889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.708916][ T32] r4:00000000 [ 1337.708937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.709057][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.709082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.709126][ T32] r5:00001000 r4:eecd1000 [ 1337.709146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.709222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.709269][ T32] r5:85d62f8c r4:85d62c00 [ 1337.709316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.709365][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.709388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.709487][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.709576][ T32] r4:8509f580 [ 1337.709613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.709668][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.709690][ T32] r4:00000001 [ 1337.709709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.709747][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.709824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.709856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.709996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.710030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.710568][ T32] r4:8509db40 [ 1337.710592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.710617][ T32] INFO: task kworker/1:217:4984 blocked for more than 464 seconds. [ 1337.710645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.710668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.710690][ T32] task:kworker/1:217 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.710734][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.710775][ T32] Call trace: [ 1337.710803][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.710849][ T32] r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:855ea400 [ 1337.710871][ T32] r4:855ea400 [ 1337.710891][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.710934][ T32] r5:855ea400 r4:8291a680 [ 1337.710955][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.711021][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.711067][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1337.711090][ T32] r4:00000000 [ 1337.711109][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.711143][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.711227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.711271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855be800 [ 1337.711313][ T32] r4:00000000 [ 1337.711406][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.711459][ T32] r9:83018205 r8:855ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1337.711483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.711524][ T32] r5:00001000 r4:eb3a5000 [ 1337.711565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.711608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.711735][ T32] r5:8557ef8c r4:8557ec00 [ 1337.711843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.711894][ T32] r7:ddde2d80 r6:83018200 r5:8557ef8c r4:855bdf00 [ 1337.711916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.711973][ T32] r10:61c88647 r9:855ea400 r8:855bdf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.712068][ T32] r4:855bdf00 [ 1337.712092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.712140][ T32] r10:00000000 r9:855bdf00 r8:80287e08 r7:eb499e60 r6:855bdf80 r5:855ea400 [ 1337.712217][ T32] r4:00000001 [ 1337.712269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.712381][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1337.712434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.712487][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.712539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.712624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.712745][ T32] r4:855be6c0 [ 1337.713176][ T32] INFO: task kworker/1:217:4984 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.713262][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.713363][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.713409][ T32] Call trace: [ 1337.713438][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.713502][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.713564][ T32] r4:00000000 [ 1337.713613][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.713743][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.733490][ T32] 1d20: 856d4000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.733595][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.733674][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.733738][ T32] r5:80070013 r4:80239bb0 [ 1337.734596][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.734683][ T32] r4:82ac21e4 [ 1337.734707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.734752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.734776][ T32] r4:e0581dc0 [ 1337.734796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.734912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.734940][ T32] r4:00000000 [ 1337.734961][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.735048][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.735074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.735120][ T32] r5:00001000 r4:eecd1000 [ 1337.735141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.735183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.735225][ T32] r5:85d62f8c r4:85d62c00 [ 1337.735245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.735306][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.735379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.735430][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.735482][ T32] r4:8509f580 [ 1337.735532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.735638][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.735691][ T32] r4:00000001 [ 1337.735737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.735818][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.735879][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.735939][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.735993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.736053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.736101][ T32] r4:8509db40 [ 1337.736148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.736209][ T32] INFO: task kworker/1:218:4986 blocked for more than 464 seconds. [ 1337.736276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.736430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.736460][ T32] task:kworker/1:218 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.736519][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.736631][ T32] Call trace: [ 1337.736666][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.736719][ T32] r10:8291a684 r9:eb4d9d84 r8:00000002 r7:60000113 r6:eb4d9d8c r5:855f8000 [ 1337.736771][ T32] r4:855f8000 [ 1337.736839][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.736886][ T32] r5:855f8000 r4:8291a680 [ 1337.736907][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.736946][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.737013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d9e08 [ 1337.737110][ T32] r4:00000000 [ 1337.737161][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.737289][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.737358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.737464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855be9c0 [ 1337.737491][ T32] r4:00000000 [ 1337.737562][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.737611][ T32] r9:83018205 r8:855f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1337.737633][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.737674][ T32] r5:00001000 r4:eb3b5000 [ 1337.737693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.737732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.737774][ T32] r5:8557f38c r4:8557f000 [ 1337.737793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.737897][ T32] r7:ddde2d80 r6:83018200 r5:8557f38c r4:855af000 [ 1337.737993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.738097][ T32] r10:61c88647 r9:855f8000 r8:855af02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.738125][ T32] r4:855af000 [ 1337.738144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.738275][ T32] r10:00000000 r9:855af000 r8:80287e08 r7:eb4d5e60 r6:855af080 r5:855f8000 [ 1337.738375][ T32] r4:00000001 [ 1337.738398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1337.738651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.739190][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.739602][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.739773][ T32] 1d20: 856d4000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 4 printk messages dropped ** [ 1337.740000][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.740123][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1337.740223][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.740295][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 6 printk messages dropped ** [ 1337.740833][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1337.741165][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1337.741321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.741404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.741434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.741462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.741510][ T32] r4:8509db40 [ 1337.741533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.741563][ T32] INFO: task kworker/1:219:4988 blocked for more than 464 seconds. [ 1337.741618][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.741706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.741732][ T32] task:kworker/1:219 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.741838][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.741882][ T32] Call trace: [ 1337.741913][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.741959][ T32] r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:855f8c00 [ 1337.742065][ T32] r4:855f8c00 [ 1337.742090][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.742195][ T32] r5:855f8c00 r4:8291a680 [ 1337.742271][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.742363][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.742446][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1337.742500][ T32] r4:00000000 [ 1337.742541][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.742622][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.742697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.742828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bea80 [ 1337.742883][ T32] r4:00000000 [ 1337.742925][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.743053][ T32] r9:83018205 r8:855f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1337.743082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.743128][ T32] r5:00001000 r4:eb3c5000 [ 1337.743226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.743272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.743320][ T32] r5:8557f78c r4:8557f400 [ 1337.743341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.743387][ T32] r7:ddde2d80 r6:83018200 r5:8557f78c r4:855af100 [ 1337.743407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.743453][ T32] r10:61c88647 r9:855f8c00 r8:855af12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.743477][ T32] r4:855af100 [ 1337.743496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.743538][ T32] r10:00000000 r9:855af100 r8:80287e08 r7:eb4d9e60 r6:855af180 r5:855f8c00 [ 1337.743658][ T32] r4:00000001 [ 1337.743798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.774690][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1337.774754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.774788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.774814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.774848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.774926][ T32] r4:855be980 [ 1337.775368][ T32] INFO: task kworker/1:219:4988 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.775407][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.775606][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.775669][ T32] Call trace: [ 1337.775764][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.775908][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.776161][ T32] r4:00000000 [ 1337.776187][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.776230][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.776259][ T32] 1d20: 85c19000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.776331][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.776374][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.776428][ T32] r5:80070013 r4:80239bb0 [ 1337.776550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.776692][ T32] r4:82ac21e4 [ 1337.776814][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.776873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.777038][ T32] r4:e0581dc0 [ 1337.777063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.777132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.777158][ T32] r4:00000000 [ 1337.777179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.777225][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.777247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.777414][ T32] r5:00001000 r4:eecd1000 [ 1337.777445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.777487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.777548][ T32] r5:85d62f8c r4:85d62c00 [ 1337.777574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.777648][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.777674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.777824][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.777936][ T32] r4:8509f580 [ 1337.777961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.778079][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.778167][ T32] r4:00000001 [ 1337.778357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.778396][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.778423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.778630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.778698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.778798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.778897][ T32] r4:8509db40 [ 1337.778964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.779065][ T32] INFO: task kworker/1:220:4990 blocked for more than 464 seconds. [ 1337.779158][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.779214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.779669][ T32] task:kworker/1:220 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.779783][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.780420][ T32] Call trace: [ 1337.780583][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.780787][ T32] r10:8291a684 r9:eb4e1d84 r8:00000002 r7:60000013 r6:eb4e1d8c r5:855f9800 [ 1337.781096][ T32] r4:855f9800 [ 1337.781125][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.781173][ T32] r5:855f9800 r4:8291a680 [ 1337.781194][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.781234][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.781277][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 [ 1337.781300][ T32] r4:00000000 [ 1337.781319][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.781409][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.781505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.781555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855beec0 [ 1337.781581][ T32] r4:00000000 [ 1337.781602][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.781647][ T32] r9:83018205 r8:855f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1337.781670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.781711][ T32] r5:00001000 r4:eb4f1000 [ 1337.781730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.781841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.781928][ T32] r5:8557ff8c r4:8557fc00 [ 1337.782303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.782354][ T32] r7:ddde2d80 r6:83018200 r5:8557ff8c r4:855af200 [ 1337.783105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.783803][ T32] r10:61c88647 r9:855f9800 r8:855af22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.806801][ T32] r4:855af200 [ 1337.806849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.806923][ T32] r10:00000000 r9:855af200 r8:80287e08 r7:eb4dde60 r6:855af280 r5:855f9800 [ 1337.806963][ T32] r4:00000001 [ 1337.806988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.807029][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 1337.807061][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.807090][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.807117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.807146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.807170][ T32] r4:855be980 [ 1337.807610][ T32] INFO: task kworker/1:220:4990 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.807664][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.807794][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.807844][ T32] Call trace: [ 1337.807875][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.807928][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.807953][ T32] r4:00000000 [ 1337.807973][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.808012][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.808040][ T32] 1d20: 85e52000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.808069][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.808094][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.808119][ T32] r5:80070013 r4:80239bb0 [ 1337.808140][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.808182][ T32] r4:82ac21e4 [ 1337.808202][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.808244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.808266][ T32] r4:e0581dc0 [ 1337.808374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.808423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.808447][ T32] r4:00000000 [ 1337.808467][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.808513][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.808539][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.808587][ T32] r5:00001000 r4:eecd1000 [ 1337.808607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.808647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.808689][ T32] r5:85d62f8c r4:85d62c00 [ 1337.808709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.808754][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.808776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.808821][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.808843][ T32] r4:8509f580 [ 1337.808862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.808905][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.808928][ T32] r4:00000001 [ 1337.808948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.808992][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.809022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.809052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.809078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.809106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.809128][ T32] r4:8509db40 [ 1337.809147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.809176][ T32] INFO: task kworker/1:221:4992 blocked for more than 464 seconds. [ 1337.809210][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.809235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.809256][ T32] task:kworker/1:221 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.809320][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.809363][ T32] Call trace: [ 1337.809420][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.809494][ T32] r10:8291a684 r9:eb4e9d84 r8:00000002 r7:60000113 r6:eb4e9d8c r5:855fa400 [ 1337.809518][ T32] r4:855fa400 [ 1337.809538][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.809624][ T32] r5:855fa400 r4:8291a680 [ 1337.809681][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.809740][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.809783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 [ 1337.809827][ T32] r4:00000000 [ 1337.809874][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.809981][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.810094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.810189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855becc0 [ 1337.810240][ T32] r4:00000000 [ 1337.810310][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.810415][ T32] r9:83018205 r8:855fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1337.810464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.810559][ T32] r5:00001000 r4:eb4eb000 [ 1337.810605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.810807][ T32] r5:8557fb8c r4:8557f800 [ 1337.810864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.811156][ T32] r10:61c88647 r9:855fa400 r8:855af32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.811257][ T32] r10:00000000 r9:855af300 r8:80287e08 r7:eb4e1e60 r6:855af380 r5:855fa400 [ 1337.811356][ T32] r4:00000001 [ 1337.811392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.811430][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 1337.811485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.811534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.811568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.811600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.811644][ T32] r4:855bec80 [ 1337.811973][ T32] INFO: task kworker/1:221:4992 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.812015][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.812406][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.812455][ T32] Call trace: [ 1337.813122][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.813179][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.813213][ T32] r4:00000000 [ 1337.813261][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.813309][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.813338][ T32] 1d20: 85e52000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.813368][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.813395][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.813420][ T32] r5:80070013 r4:80239bb0 [ 1337.813441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.813483][ T32] r4:82ac21e4 [ 1337.813504][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.813552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.813578][ T32] r4:e0581dc0 [ 1337.813598][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.813670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.813721][ T32] r4:00000000 [ 1337.834071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.834298][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.834431][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.834528][ T32] r5:00001000 r4:eecd1000 [ 1337.834756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.834935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.835030][ T32] r5:85d62f8c r4:85d62c00 [ 1337.835077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.835175][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.835289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.835675][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.835727][ T32] r4:8509f580 [ 1337.835752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.835838][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.835890][ T32] r4:00000001 [ 1337.835950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.835992][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.836023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.836052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.836110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.836142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.836167][ T32] r4:8509db40 [ 1337.836190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.836220][ T32] INFO: task kworker/1:222:4994 blocked for more than 464 seconds. [ 1337.836276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.836369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.836400][ T32] task:kworker/1:222 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.836507][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.836583][ T32] Call trace: [ 1337.836667][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.836720][ T32] r10:8291a684 r9:eb4f5d84 r8:00000002 r7:60000013 r6:eb4f5d8c r5:855fb000 [ 1337.836752][ T32] r4:855fb000 [ 1337.836774][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.836841][ T32] r5:855fb000 r4:8291a680 [ 1337.836864][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.836903][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.836944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [ 1337.836978][ T32] r4:00000000 [ 1337.837001][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.837060][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.837105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.837233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2840 [ 1337.837307][ T32] r4:00000000 [ 1337.837354][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.837408][ T32] r9:83018205 r8:855fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1337.837456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.837502][ T32] r5:00001000 r4:eb4ff000 [ 1337.837546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.837616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.837663][ T32] r5:845c838c r4:845c8000 [ 1337.837683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.837728][ T32] r7:ddde2d80 r6:83018200 r5:845c838c r4:855af400 [ 1337.837770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.837820][ T32] r10:61c88647 r9:855fb000 r8:855af42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.837842][ T32] r4:855af400 [ 1337.837861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.837925][ T32] r10:00000000 r9:855af400 r8:80287e08 r7:eb4e1e60 r6:855af480 r5:855fb000 [ 1337.837952][ T32] r4:00000001 [ 1337.837972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.838008][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1337.838034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.838097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.838149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.838182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.838206][ T32] r4:855bed40 [ 1337.838662][ T32] INFO: task kworker/1:222:4994 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.838698][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.838782][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.838847][ T32] Call trace: [ 1337.838880][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.838930][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.838975][ T32] r4:00000000 [ 1337.838998][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.839038][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.839066][ T32] 1d20: 86201000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.839094][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.839118][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.839141][ T32] r5:80070013 r4:80239bb0 [ 1337.839161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.839199][ T32] r4:82ac21e4 [ 1337.839219][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.839281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.839306][ T32] r4:e0581dc0 [ 1337.839327][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.839388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.839413][ T32] r4:00000000 [ 1337.839434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.839500][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.839540][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.839610][ T32] r5:00001000 r4:eecd1000 [ 1337.839634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.839696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.839745][ T32] r5:85d62f8c r4:85d62c00 [ 1337.839765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.839811][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.839842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.839891][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.839936][ T32] r4:8509f580 [ 1337.839980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.840028][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.840050][ T32] r4:00000001 [ 1337.840069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.840104][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.840160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.840217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.840249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.840318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.840368][ T32] r4:8509db40 [ 1337.840413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.840442][ T32] INFO: task kworker/1:223:4996 blocked for more than 464 seconds. [ 1337.840491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.840517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.840542][ T32] task:kworker/1:223 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.840588][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.840679][ T32] Call trace: [ 1337.840736][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.840783][ T32] r10:8291a684 r9:eb4fdd84 r8:00000002 r7:60000113 r6:eb4fdd8c r5:855fbc00 [ 1337.840827][ T32] r4:855fbc00 [ 1337.840850][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.840916][ T32] r5:855fbc00 r4:8291a680 [ 1337.840939][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.840979][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.841019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 [ 1337.841062][ T32] r4:00000000 [ 1337.841107][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.841148][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.841184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.841244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6140 [ 1337.841270][ T32] r4:00000000 [ 1337.841322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.841370][ T32] r9:83018205 r8:855fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1337.841412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.841457][ T32] r5:00001000 r4:eb513000 [ 1337.841477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.841515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.841586][ T32] r5:845c8b8c r4:845c8800 [ 1337.841631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.841682][ T32] r7:ddde2d80 r6:83018200 r5:845c8b8c r4:855af500 [ 1337.841702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.841768][ T32] r10:61c88647 r9:855fbc00 r8:855af52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.841794][ T32] r4:855af500 [ 1337.841813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.841856][ T32] r10:00000000 r9:855af500 r8:80287e08 r7:eb4f5e60 r6:855af580 r5:855fbc00 [ 1337.841899][ T32] r4:00000001 [ 1337.841942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.841980][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1337.842006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.842056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.842086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.842115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.842156][ T32] r4:855bef80 [ 1337.842578][ T32] INFO: task kworker/1:223:4996 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.842693][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.842946][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.843037][ T32] Call trace: [ 1337.843117][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.843212][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.843258][ T32] r4:00000000 [ 1337.843300][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.843375][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.843436][ T32] 1d20: 86201000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.843524][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.843592][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.843646][ T32] r5:80070013 r4:80239bb0 [ 1337.843709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.871141][ T32] r4:82ac21e4 [ 1337.871212][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.871304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.871333][ T32] r4:e0581dc0 [ 1337.871354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.871397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.871420][ T32] r4:00000000 [ 1337.871441][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.871510][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.871542][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.871612][ T32] r5:00001000 r4:eecd1000 [ 1337.871637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.871678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.871720][ T32] r5:85d62f8c r4:85d62c00 [ 1337.871740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.871786][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.871807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.871853][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.871884][ T32] r4:8509f580 [ 1337.871909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.871955][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.871978][ T32] r4:00000001 [ 1337.871997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.872034][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.872063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.872091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.872146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.872213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.872325][ T32] r4:8509db40 [ 1337.872504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.872586][ T32] INFO: task kworker/1:224:4999 blocked for more than 464 seconds. [ 1337.872674][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.872705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.872729][ T32] task:kworker/1:224 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.872788][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.872834][ T32] Call trace: [ 1337.872915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.872994][ T32] r10:8291a684 r9:eb521d84 r8:00000002 r7:60000113 r6:eb521d8c r5:84b5ec00 [ 1337.873041][ T32] r4:84b5ec00 [ 1337.873087][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.873133][ T32] r5:84b5ec00 r4:8291a680 [ 1337.873154][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.873193][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.873394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.873776][ T32] r5:845c878c r4:845c8400 [ 1337.878692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.878919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.879018][ T32] r10:61c88647 r9:84b5ec00 r8:855af62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.879076][ T32] r4:855af600 [ 1337.879121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.879214][ T32] r10:00000000 r9:855af600 r8:80287e08 r7:eb4fde60 r6:855b6b00 r5:84b5ec00 [ 1337.879304][ T32] r4:00000001 [ 1337.879385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.879469][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) [ 1337.879542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.879608][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.879669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.879754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.879846][ T32] r4:855a6280 [ 1337.880605][ T32] INFO: task kworker/1:224:4999 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.880713][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.880865][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.880989][ T32] Call trace: [ 1337.881052][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.881112][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.881159][ T32] r4:00000000 [ 1337.881194][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.881238][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.881266][ T32] 1d20: 866b7000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.881295][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.881319][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.881342][ T32] r5:80070013 r4:80239bb0 [ 1337.881362][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.881432][ T32] r4:82ac21e4 [ 1337.881457][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.881500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.881523][ T32] r4:e0581dc0 [ 1337.881549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1337.881639][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.881893][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1337.882192][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1337.882495][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.882703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.882786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.882901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.882967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.883105][ T32] r4:8509db40 [ 1337.883199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.883236][ T32] INFO: task kworker/1:225:5000 blocked for more than 464 seconds. [ 1337.883271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.883317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.883364][ T32] task:kworker/1:225 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.883460][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.883507][ T32] Call trace: [ 1337.883543][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.883592][ T32] r10:8291a684 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:845a8000 [ 1337.883638][ T32] r4:845a8000 [ 1337.883662][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.895679][ T32] r5:845a8000 r4:8291a680 [ 1337.895751][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.895814][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.895859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1337.895883][ T32] r4:00000000 [ 1337.895918][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.895978][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.896026][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.896068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6500 [ 1337.896092][ T32] r4:00000000 [ 1337.896112][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.896157][ T32] r9:83018205 r8:845a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1337.896180][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.896245][ T32] r5:00001000 r4:eb53d000 [ 1337.896269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.896333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.896391][ T32] r5:845c978c r4:845c9400 [ 1337.896437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.896488][ T32] r7:ddde2d80 r6:83018200 r5:845c978c r4:855af680 [ 1337.896509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1337.896585][ T32] r4:855af680 ** 7 printk messages dropped ** [ 1337.896874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.897689][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.897864][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1337.898086][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1337.898351][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1337.898556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.898828][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.899070][ T32] task:kworker/1:226 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.899730][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.899911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6340 ** 7 printk messages dropped ** [ 1337.900225][ T32] r5:845c8f8c r4:845c8c00 [ 1337.900244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.900542][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.900700][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.901384][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 4 printk messages dropped ** [ 1337.901754][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.901832][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.901902][ T32] r5:80070013 r4:80239bb0 [ 1337.901961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.902056][ T32] r4:82ac21e4 [ 1337.902107][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.902191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.902271][ T32] r4:e0581dc0 [ 1337.902562][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.902720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.902823][ T32] r4:00000000 [ 1337.902871][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.902996][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.903049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.903137][ T32] r5:00001000 r4:eecd1000 [ 1337.903262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.903359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.903446][ T32] r5:85d62f8c r4:85d62c00 [ 1337.903488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.903620][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.903670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.903836][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.934419][ T32] r4:8509f580 [ 1337.934467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.934540][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.934565][ T32] r4:00000001 [ 1337.934616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.934672][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.934730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.934763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.934790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.934823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.934900][ T32] r4:8509db40 [ 1337.934936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.934968][ T32] INFO: task kworker/1:227:5003 blocked for more than 464 seconds. [ 1337.935002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.935094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.935141][ T32] task:kworker/1:227 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.935235][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.935286][ T32] Call trace: [ 1337.935321][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.935381][ T32] r10:8291a684 r9:eb535d84 r8:00000002 r7:60000013 r6:eb535d8c r5:845aa400 [ 1337.935404][ T32] r4:845aa400 [ 1337.935424][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.935466][ T32] r5:845aa400 r4:8291a680 [ 1337.935514][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.935559][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.935601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 [ 1337.935623][ T32] r4:00000000 [ 1337.935642][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.935689][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.935732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.935772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6440 [ 1337.935794][ T32] r4:00000000 [ 1337.935813][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.935858][ T32] r9:83018205 r8:845aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 4 printk messages dropped ** [ 1337.936113][ T32] r5:845c938c r4:845c9000 [ 1337.936133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.936179][ T32] r7:ddde2d80 r6:83018200 r5:845c938c r4:855af780 ** 3 printk messages dropped ** [ 1337.936363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1337.936806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1337.937932][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1337.938245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1337.938717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.939159][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.939296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.939585][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1337.939717][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.939766][ T32] r10:8291a684 r9:eb509d84 r8:00000002 r7:60000013 r6:eb509d8c r5:855fc800 [ 1337.939789][ T32] r4:855fc800 [ 1337.939809][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.939851][ T32] r5:855fc800 r4:8291a680 [ 1337.939871][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.939908][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.939950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 [ 1337.939971][ T32] r4:00000000 [ 1337.939990][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.940025][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.940060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.940099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6a00 [ 1337.940133][ T32] r4:00000000 [ 1337.940158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.940202][ T32] r9:83018205 r8:855fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1337.940223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.940290][ T32] r5:00001000 r4:eb55b000 [ 1337.940409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.940469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.940537][ T32] r5:845ca38c r4:845ca000 [ 1337.940561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.940614][ T32] r7:ddde2d80 r6:83018200 r5:845ca38c r4:855af800 [ 1337.940636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.940740][ T32] r10:61c88647 r9:855fc800 r8:855af82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.940767][ T32] r4:855af800 [ 1337.940786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.940830][ T32] r10:00000000 r9:855af800 r8:80287e08 r7:eb525e60 r6:855af880 r5:855fc800 [ 1337.940907][ T32] r4:00000001 [ 1337.940960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.941002][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1337.941032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.941060][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.941086][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.941115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.941156][ T32] r4:855a63c0 [ 1337.941453][ T32] INFO: task kworker/1:228:5005 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1337.941493][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.941566][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.941650][ T32] Call trace: [ 1337.941680][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.941730][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.941753][ T32] r4:00000000 [ 1337.941772][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.941809][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.941836][ T32] 1d20: 86d40000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.941866][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.941890][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.941915][ T32] r5:80070013 r4:80239bb0 [ 1337.941936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.941974][ T32] r4:82ac21e4 [ 1337.941993][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.942050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.942076][ T32] r4:e0581dc0 [ 1337.942096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.942137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.942158][ T32] r4:00000000 [ 1337.942178][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.942222][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.942270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.942325][ T32] r5:00001000 r4:eecd1000 [ 1337.942353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.942391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.942431][ T32] r5:85d62f8c r4:85d62c00 [ 1337.942451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.942495][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.942546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.942596][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.942648][ T32] r4:8509f580 [ 1337.942672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.942717][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.942739][ T32] r4:00000001 [ 1337.942757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.942791][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.942816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.942843][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.942870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.942898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.942920][ T32] r4:8509db40 [ 1337.942983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.943012][ T32] INFO: task kworker/1:229:5007 blocked for more than 464 seconds. [ 1337.943040][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.943134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.943159][ T32] task:kworker/1:229 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.943202][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.943388][ T32] r10:8291a684 r9:eb541d84 r8:00000002 r7:60000013 r6:eb541d8c r5:855fd400 ** 4 printk messages dropped ** [ 1337.943608][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.966257][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1337.966529][ T32] r9:83018205 r8:855fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 ** 4 printk messages dropped ** [ 1337.966939][ T32] r5:845c9b8c r4:845c9800 [ 1337.966959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.967006][ T32] r7:ddde2d80 r6:83018200 r5:845c9b8c r4:855af900 [ 1337.967027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1337.967097][ T32] r4:855af900 ** 2 printk messages dropped ** [ 1337.967373][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.967603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.967898][ T32] r4:855a6800 ** 1 printk messages dropped ** [ 1337.968438][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.968598][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.968678][ T32] Call trace: [ 1337.968877][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.968935][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1337.968960][ T32] r4:00000000 [ 1337.969014][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.969219][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1337.970110][ T32] 1d20: 87156000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1337.970155][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1337.970184][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1337.970252][ T32] r5:80070013 r4:80239bb0 [ 1337.970335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.970380][ T32] r4:82ac21e4 [ 1337.970422][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.970470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1337.970519][ T32] r4:e0581dc0 [ 1337.970623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.970673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1337.970697][ T32] r4:00000000 [ 1337.970734][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.970792][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1337.970818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.970860][ T32] r5:00001000 r4:eecd1000 [ 1337.970880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.970960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.971012][ T32] r5:85d62f8c r4:85d62c00 [ 1337.971071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.971123][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.971251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.971304][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.971343][ T32] r4:8509f580 [ 1337.971363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.971408][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.971432][ T32] r4:00000001 [ 1337.971451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.971485][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.971537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.971626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.971659][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.971689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.971713][ T32] r4:8509db40 [ 1337.971733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.971762][ T32] INFO: task kworker/1:230:5011 blocked for more than 464 seconds. [ 1337.971795][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.971820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.971885][ T32] task:kworker/1:230 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.972076][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.972125][ T32] Call trace: [ 1337.972155][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.972202][ T32] r10:8291a684 r9:eb511d84 r8:00000002 r7:60000013 r6:eb511d8c r5:85600000 [ 1337.972225][ T32] r4:85600000 [ 1337.972245][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.972287][ T32] r5:85600000 r4:8291a680 [ 1337.972324][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.972414][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.972491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 [ 1337.972658][ T32] r4:00000000 [ 1337.972682][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.972716][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.972749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.972788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a67c0 [ 1337.972811][ T32] r4:00000000 [ 1337.972831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.972874][ T32] r9:83018205 r8:85600000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1337.972895][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.972935][ T32] r5:00001000 r4:eb551000 [ 1337.972955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.972991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.973032][ T32] r5:845c9f8c r4:845c9c00 [ 1337.973051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.973095][ T32] r7:ddde2d80 r6:83018200 r5:845c9f8c r4:855afa00 [ 1337.973116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.973163][ T32] r10:61c88647 r9:85600000 r8:855afa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.973186][ T32] r4:855afa00 [ 1337.973205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.973247][ T32] r10:00000000 r9:855afa00 r8:80287e08 r7:eb509e60 r6:855afa80 r5:85600000 [ 1337.973269][ T32] r4:00000001 [ 1337.973288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1337.973384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.994236][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1337.994806][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1337.994963][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1337.995272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 4 printk messages dropped ** [ 1337.995422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1337.995662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.995707][ T32] r5:85d62f8c r4:85d62c00 [ 1337.995728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.995774][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1337.995809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.995860][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.995939][ T32] r4:8509f580 [ 1337.995963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.996009][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1337.996279][ T32] r4:00000001 [ 1337.996360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.996499][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1337.996561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.996611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.996744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.996925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.996954][ T32] r4:8509db40 [ 1337.996978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.997009][ T32] INFO: task kworker/1:231:5012 blocked for more than 464 seconds. [ 1337.997069][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.997099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.997159][ T32] task:kworker/1:231 state:D stack:0 pid:5012 tgid:5012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.997246][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.997323][ T32] Call trace: [ 1337.997363][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.997440][ T32] r10:8291a684 r9:eb565d84 r8:00000002 r7:60000113 r6:eb565d8c r5:85600c00 [ 1337.997567][ T32] r4:85600c00 [ 1337.997592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.997636][ T32] r5:85600c00 r4:8291a680 [ 1337.997656][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.997706][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.997789][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1337.997868][ T32] r4:00000000 [ 1337.997929][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.997999][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.998089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.998166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6c40 [ 1337.998248][ T32] r4:00000000 [ 1337.998302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.998408][ T32] r9:83018205 r8:85600c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1337.998457][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.998514][ T32] r5:00001000 r4:eb561000 [ 1337.998558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.998616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.998672][ T32] r5:845ca78c r4:845ca400 [ 1337.998699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.998746][ T32] r7:ddde2d80 r6:83018200 r5:845ca78c r4:855afb00 [ 1337.998767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.998812][ T32] r10:61c88647 r9:85600c00 r8:855afb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.999315][ T32] r4:855afb00 [ 1337.999343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.999430][ T32] r10:00000000 r9:855afb00 r8:80287e08 r7:eb509e60 r6:855afb80 r5:85600c00 [ 1337.999457][ T32] r4:00000001 [ 1337.999477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.999515][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) [ 1337.999617][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.999669][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.999699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.999732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.999772][ T32] r4:855a6b40 [ 1338.000242][ T32] INFO: task kworker/1:231:5012 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.000286][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.000388][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.000432][ T32] Call trace: [ 1338.000461][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.000511][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.000535][ T32] r4:00000000 [ 1338.000554][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.000597][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.000625][ T32] 1d20: 873f3000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.000653][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.000678][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.000702][ T32] r5:80070013 r4:80239bb0 [ 1338.000723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.000761][ T32] r4:82ac21e4 [ 1338.000781][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.000911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.001058][ T32] r4:e0581dc0 [ 1338.001082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.001123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.001149][ T32] r4:00000000 [ 1338.001168][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.001211][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.001233][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.001275][ T32] r5:00001000 r4:eecd1000 [ 1338.001295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.001393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.001439][ T32] r5:85d62f8c r4:85d62c00 [ 1338.001485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.001656][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.001708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.001760][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.001782][ T32] r4:8509f580 [ 1338.001802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.001872][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.002176][ T32] r4:00000001 [ 1338.002304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.002352][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.002380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.002414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.002473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.002504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.002540][ T32] r4:8509db40 [ 1338.002570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.002758][ T32] INFO: task kworker/1:232:5015 blocked for more than 464 seconds. [ 1338.002848][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.002874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.002895][ T32] task:kworker/1:232 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.003017][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.003494][ T32] Call trace: [ 1338.019709][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.019821][ T32] r10:8291a684 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:85601800 [ 1338.019879][ T32] r4:85601800 [ 1338.019910][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.019956][ T32] r5:85601800 r4:8291a680 [ 1338.020053][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.020130][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.020187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 [ 1338.020212][ T32] r4:00000000 [ 1338.020288][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.020366][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.020408][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.020449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6d40 [ 1338.020473][ T32] r4:00000000 [ 1338.020492][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.020552][ T32] r9:83018205 r8:85601800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1338.020583][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.020630][ T32] r5:00001000 r4:eb56f000 [ 1338.020650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.020709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.020763][ T32] r5:845cab8c r4:845ca800 [ 1338.020784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.020831][ T32] r7:ddde2d80 r6:83018200 r5:845cab8c r4:855afc00 [ 1338.020853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.020918][ T32] r10:61c88647 r9:85601800 r8:855afc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.020946][ T32] r4:855afc00 [ 1338.020966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.021012][ T32] r10:00000000 r9:855afc00 r8:80287e08 r7:eb565e60 r6:855afc80 r5:85601800 [ 1338.021036][ T32] r4:00000001 [ 1338.021055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.021092][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 1338.021122][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.021154][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.021182][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.021243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.021270][ T32] r4:855a6c00 [ 1338.021778][ T32] INFO: task kworker/1:232:5015 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.021821][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.021906][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.021984][ T32] Call trace: [ 1338.022057][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.022245][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.022340][ T32] r4:00000000 [ 1338.022403][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.022450][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.022479][ T32] 1d20: 87527000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.022508][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.022533][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.022557][ T32] r5:80070013 r4:80239bb0 [ 1338.022579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.022626][ T32] r4:82ac21e4 [ 1338.022647][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.022689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.022716][ T32] r4:e0581dc0 [ 1338.022736][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.022777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.022842][ T32] r4:00000000 [ 1338.022868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.022940][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.022973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.023021][ T32] r5:00001000 r4:eecd1000 [ 1338.023043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.023084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.023160][ T32] r5:85d62f8c r4:85d62c00 [ 1338.023215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.023278][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.023299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.023388][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.023451][ T32] r4:8509f580 [ 1338.023495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.023605][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.023693][ T32] r4:00000001 [ 1338.023753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.039441][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.039516][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.039551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.039579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.039615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.039639][ T32] r4:8509db40 [ 1338.039664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.039706][ T32] INFO: task kworker/1:233:5016 blocked for more than 464 seconds. [ 1338.039774][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.039807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.039873][ T32] task:kworker/1:233 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.039935][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.039992][ T32] Call trace: [ 1338.040061][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.040120][ T32] r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000113 r6:eb56dd8c r5:85602400 [ 1338.040145][ T32] r4:85602400 [ 1338.040180][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.040272][ T32] r5:85602400 r4:8291a680 [ 1338.040340][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.040430][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.040514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1338.040558][ T32] r4:00000000 [ 1338.040600][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.040680][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.040768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.040875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b97c0 [ 1338.040907][ T32] r4:00000000 [ 1338.040969][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.041038][ T32] r9:83018205 r8:85602400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1338.041082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.041127][ T32] r5:00001000 r4:eb575000 ** 1 printk messages dropped ** [ 1338.041274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.041365][ T32] r5:845caf8c r4:845cac00 ** 1 printk messages dropped ** [ 1338.041530][ T32] r7:ddde2d80 r6:83018200 r5:845caf8c r4:855afd00 ** 5 printk messages dropped ** [ 1338.041955][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.042458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1338.055290][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1338.055678][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1338.056417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.056891][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1338.057198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.057544][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.057626][ T32] Call trace: [ 1338.057689][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.057741][ T32] r10:8291a684 r9:eb579d84 r8:00000002 r7:60000113 r6:eb579d8c r5:85603000 [ 1338.057807][ T32] r4:85603000 [ 1338.057830][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.057873][ T32] r5:85603000 r4:8291a680 [ 1338.057893][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.057931][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.057972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1338.057994][ T32] r4:00000000 [ 1338.058013][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.058046][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.058078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.058117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84950440 [ 1338.058165][ T32] r4:00000000 [ 1338.058233][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.058282][ T32] r9:83018205 r8:85603000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1338.058380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.058474][ T32] r5:00001000 r4:eb59b000 [ 1338.058497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.058538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.058625][ T32] r5:845cbb8c r4:845cb800 [ 1338.058673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.058721][ T32] r7:ddde2d80 r6:83018200 r5:845cbb8c r4:855afe00 [ 1338.058793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.058843][ T32] r10:61c88647 r9:85603000 r8:855afe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.058923][ T32] r4:855afe00 [ 1338.058946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.058991][ T32] r10:00000000 r9:855afe00 r8:80287e08 r7:eb56de60 r6:855afe80 r5:85603000 [ 1338.059045][ T32] r4:00000001 [ 1338.059124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.059164][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) [ 1338.059190][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.059217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.059291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.059325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.059435][ T32] r4:855b9ec0 [ 1338.059861][ T32] INFO: task kworker/1:234:5018 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.059895][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.060107][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.060218][ T32] Call trace: [ 1338.060279][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.060351][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.060404][ T32] r4:00000000 [ 1338.060493][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.060536][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.060563][ T32] 1d20: 87826000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.060628][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.060657][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.060710][ T32] r5:80070013 r4:80239bb0 [ 1338.060733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.060772][ T32] r4:82ac21e4 [ 1338.060852][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.060898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.060970][ T32] r4:e0581dc0 [ 1338.061022][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.061093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.061178][ T32] r4:00000000 [ 1338.061200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.061244][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.061265][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.061306][ T32] r5:00001000 r4:eecd1000 [ 1338.061325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.061370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.061411][ T32] r5:85d62f8c r4:85d62c00 [ 1338.061459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.061510][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.061531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.061754][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.061856][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.062204][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.062563][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.062919][ T32] r5:00001000 r4:eb583000 ** 1 printk messages dropped ** [ 1338.062989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.063204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.063534][ T32] r4:84950280 ** 3 printk messages dropped ** [ 1338.085388][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.085646][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1338.085933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1338.086366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1338.087015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.087459][ T32] r10:8291a684 r9:eb58dd84 r8:00000002 r7:60000113 r6:eb58dd8c r5:85604800 ** 8 printk messages dropped ** [ 1338.087785][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.088121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.088298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.088756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.089302][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.089362][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.089404][ T32] Call trace: [ 1338.089432][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.089500][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.089527][ T32] r4:00000000 [ 1338.089567][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.089629][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.089672][ T32] 1d20: 87e6b000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.089705][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.089734][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.089777][ T32] r5:80070013 r4:80239bb0 [ 1338.089821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.089864][ T32] r4:82ac21e4 [ 1338.089884][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.089963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.089990][ T32] r4:e0581dc0 [ 1338.090032][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.090105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.090131][ T32] r4:00000000 [ 1338.090190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.090237][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.090258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.090299][ T32] r5:00001000 r4:eecd1000 [ 1338.090318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.090381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.090426][ T32] r5:85d62f8c r4:85d62c00 [ 1338.090459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.090508][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.090528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.090588][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.090634][ T32] r4:8509f580 [ 1338.090655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.090701][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.090723][ T32] r4:00000001 [ 1338.090741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.090797][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.090825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.090853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.090878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.090916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.090940][ T32] r4:8509db40 [ 1338.090959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.090984][ T32] INFO: task kworker/1:237:5023 blocked for more than 464 seconds. [ 1338.091010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.091032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.091062][ T32] task:kworker/1:237 state:D stack:0 pid:5023 tgid:5023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.091108][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.091147][ T32] Call trace: [ 1338.091197][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.091246][ T32] r10:8291a684 r9:eb599d84 r8:00000002 r7:60000113 r6:eb599d8c r5:85605400 [ 1338.091310][ T32] r4:85605400 [ 1338.091339][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.091382][ T32] r5:85605400 r4:8291a680 [ 1338.091433][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.091496][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.091539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1338.091580][ T32] r4:00000000 [ 1338.091601][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.091655][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.091712][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1338.092017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.092061][ T32] r5:845cbf8c r4:845cbc00 ** 2 printk messages dropped ** [ 1338.092188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.092644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.093310][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.093615][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1338.118841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 12 printk messages dropped ** [ 1338.119755][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1338.120088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1338.120634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1338.121411][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1338.122066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.122224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.122916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.143778][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1338.144350][ T32] r5:80070013 r4:80239bb0 [ 1338.144376][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.144422][ T32] r4:82ac21e4 [ 1338.144442][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.144483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.144506][ T32] r4:e0581dc0 [ 1338.144525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.144566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.144590][ T32] r4:00000000 [ 1338.144609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.144654][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.144677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.144720][ T32] r5:00001000 r4:eecd1000 [ 1338.144755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.144801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.144844][ T32] r5:85d62f8c r4:85d62c00 [ 1338.144865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.144913][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.144936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.144984][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.145006][ T32] r4:8509f580 [ 1338.145026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.145076][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.145099][ T32] r4:00000001 [ 1338.145118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.145166][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.145195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.145227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.145254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.145322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.145351][ T32] r4:8509db40 [ 1338.145376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.145416][ T32] INFO: task kworker/1:239:5027 blocked for more than 464 seconds. [ 1338.145501][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.145548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.145623][ T32] task:kworker/1:239 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.145728][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.145838][ T32] Call trace: [ 1338.146016][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.146121][ T32] r10:8291a684 r9:eb5a5d84 r8:00000002 r7:60000113 r6:eb5a5d8c r5:85606c00 [ 1338.146173][ T32] r4:85606c00 [ 1338.146224][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.146280][ T32] r5:85606c00 r4:8291a680 [ 1338.146302][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.146348][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.146390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 1338.146414][ T32] r4:00000000 [ 1338.146433][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.146468][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.146501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.146557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84950800 [ 1338.146667][ T32] r4:00000000 [ 1338.146690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.146736][ T32] r9:83018205 r8:85606c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 ** 3 printk messages dropped ** [ 1338.146963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.147069][ T32] r7:ddde2d80 r6:83018200 r5:8496878c r4:84a1d300 ** 5 printk messages dropped ** [ 1338.147374][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.147596][ T32] r4:84950680 ** 6 printk messages dropped ** [ 1338.148392][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.148640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1338.149193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1338.149773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.150109][ T32] r10:8291a684 r9:eb5add84 r8:00000002 r7:60000013 r6:eb5add8c r5:855fec00 ** 8 printk messages dropped ** [ 1338.150454][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.150794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.150970][ T32] r10:61c88647 r9:855fec00 r8:84a1d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.151241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1338.151793][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1338.152593][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1338.153167][ T32] r5:00001000 r4:eecd1000 ** 8 printk messages dropped ** [ 1338.153626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.187306][ T32] INFO: task kworker/1:241:5032 blocked for more than 464 seconds. [ 1338.187379][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.187444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.187471][ T32] task:kworker/1:241 state:D stack:0 pid:5032 tgid:5032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.187568][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.187665][ T32] Call trace: [ 1338.187777][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.187833][ T32] r10:8291a684 r9:eb239d84 r8:00000002 r7:60000013 r6:eb239d8c r5:85609800 [ 1338.187857][ T32] r4:85609800 [ 1338.187903][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.187993][ T32] r5:85609800 r4:8291a680 [ 1338.188019][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.188059][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.188101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1338.188123][ T32] r4:00000000 [ 1338.188142][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.188197][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.188259][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.188346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6f80 [ 1338.188377][ T32] r4:00000000 [ 1338.188399][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.188490][ T32] r9:83018205 r8:85609800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.188529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.188615][ T32] r5:00001000 r4:e05bb000 [ 1338.188658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.188734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.188838][ T32] r5:8496978c r4:84969400 [ 1338.188886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.188938][ T32] r7:ddde2d80 r6:83018200 r5:8496978c r4:84a1d500 [ 1338.188959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.189004][ T32] r10:61c88647 r9:85609800 r8:84a1d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.189026][ T32] r4:84a1d500 [ 1338.189045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.189088][ T32] r10:00000000 r9:84a1d500 r8:80287e08 r7:eb5ade60 r6:84a1d580 r5:85609800 [ 1338.189109][ T32] r4:00000001 [ 1338.189128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.189162][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 1338.189187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.189214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.189240][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.189268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.189304][ T32] r4:84950b80 [ 1338.189760][ T32] INFO: task kworker/1:241:5032 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.189813][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.189920][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.189979][ T32] Call trace: [ 1338.190019][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.190072][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.190095][ T32] r4:00000000 [ 1338.190115][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.190153][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.190181][ T32] 1d20: 892c4000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.190208][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1338.190418][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1338.190725][ T32] r5:00001000 r4:eecd1000 ** 7 printk messages dropped ** [ 1338.191010][ T32] r4:8509f580 ** 5 printk messages dropped ** [ 1338.191210][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.191641][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1338.192043][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.192454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.192720][ T32] r4:84a1d600 ** 4 printk messages dropped ** [ 1338.192865][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1338.193333][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.205383][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1338.205471][ T32] r4:e0581dc0 [ 1338.205509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.205572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.205606][ T32] r4:00000000 [ 1338.205649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.205708][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.205731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.205775][ T32] r5:00001000 r4:eecd1000 [ 1338.205795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.205880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.205967][ T32] r5:85d62f8c r4:85d62c00 [ 1338.206015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.206119][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.206204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.206265][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.206294][ T32] r4:8509f580 [ 1338.206315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.206362][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.206430][ T32] r4:00000001 [ 1338.206455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.206516][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.206550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.206632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.206670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.206721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.206747][ T32] r4:8509db40 [ 1338.206772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.206822][ T32] INFO: task kworker/1:243:5035 blocked for more than 464 seconds. [ 1338.206859][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.206885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.206908][ T32] task:kworker/1:243 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.207010][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.207059][ T32] Call trace: [ 1338.207092][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.207144][ T32] r10:8291a684 r9:eb2b1d84 r8:00000002 r7:60000113 r6:eb2b1d8c r5:85608000 [ 1338.207191][ T32] r4:85608000 [ 1338.207217][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.207281][ T32] r5:85608000 r4:8291a680 [ 1338.207329][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.207373][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.207440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 ** 4 printk messages dropped ** [ 1338.207661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84950900 ** 6 printk messages dropped ** [ 1338.208021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.208403][ T32] r4:84a1d700 ** 2 printk messages dropped ** [ 1338.208612][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.208988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1338.210599][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1338.211246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1338.212203][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1338.212887][ T32] r4:8509db40 ** 7 printk messages dropped ** [ 1338.213386][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1338.235903][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.236473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.236628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1338.237079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1338.238031][ T32] 1d20: 8975f000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 14 printk messages dropped ** [ 1338.238730][ T32] r5:00001000 r4:eecd1000 ** 7 printk messages dropped ** [ 1338.239082][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1338.239289][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1338.239585][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1338.239745][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.239848][ T32] Call trace: [ 1338.239914][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.240011][ T32] r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:845aec00 [ 1338.240068][ T32] r4:845aec00 [ 1338.240118][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.240225][ T32] r5:845aec00 r4:8291a680 [ 1338.240288][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.240377][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.240450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 1338.240478][ T32] r4:00000000 [ 1338.240498][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.240585][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.240661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.240750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1140 [ 1338.240824][ T32] r4:00000000 [ 1338.240893][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.240978][ T32] r9:83018205 r8:845aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1338.241023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.241110][ T32] r5:00001000 r4:eabc1000 [ 1338.241169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.241248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.241336][ T32] r5:84969f8c r4:84969c00 [ 1338.241378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.241448][ T32] r7:ddde2d80 r6:83018200 r5:84969f8c r4:84a1d880 [ 1338.241478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.241576][ T32] r10:61c88647 r9:845aec00 r8:84a1d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.241622][ T32] r4:84a1d880 [ 1338.241704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.241770][ T32] r10:00000000 r9:84a1d880 r8:80287e08 r7:eb5c9e60 r6:855b6d80 r5:845aec00 [ 1338.241844][ T32] r4:00000001 [ 1338.241901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.241941][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1338.241967][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.241996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.242023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.242124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.242150][ T32] r4:838c1280 [ 1338.242459][ T32] INFO: task kworker/1:245:5040 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.242540][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.242631][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.242679][ T32] Call trace: [ 1338.242739][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.242821][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.242876][ T32] r4:00000000 [ 1338.242932][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.242976][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.243017][ T32] 1d20: 8975f000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.243067][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.243095][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.243168][ T32] r5:80070013 r4:80239bb0 [ 1338.243196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.243275][ T32] r4:82ac21e4 [ 1338.243328][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.243374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.243397][ T32] r4:e0581dc0 [ 1338.243416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.243457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.243479][ T32] r4:00000000 [ 1338.243498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.243576][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.243601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.243663][ T32] r5:00001000 r4:eecd1000 [ 1338.243695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.264394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.264516][ T32] r5:85d62f8c r4:85d62c00 [ 1338.264554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.264607][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.264629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.264677][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.264699][ T32] r4:8509f580 [ 1338.264718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.264799][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.264858][ T32] r4:00000001 [ 1338.264916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.265003][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.265069][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1338.265193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.265821][ T32] r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000013 r6:eb5d9d8c r5:845ac800 ** 6 printk messages dropped ** [ 1338.266120][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.266322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.266621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.266935][ T32] r4:84a1d900 ** 4 printk messages dropped ** [ 1338.267286][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) ** 6 printk messages dropped ** [ 1338.268595][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1338.269417][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1338.270056][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1338.270451][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.270503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.270607][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.270660][ T32] r4:8509f580 [ 1338.270701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.270795][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.270819][ T32] r4:00000001 [ 1338.270839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.270874][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.270900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.270939][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.271004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.271065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.271091][ T32] r4:8509db40 [ 1338.271126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.271188][ T32] INFO: task kworker/1:247:5044 blocked for more than 464 seconds. [ 1338.271228][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.271281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.271333][ T32] task:kworker/1:247 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.271435][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.271551][ T32] Call trace: [ 1338.271639][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.271710][ T32] r10:8291a684 r9:eb5ddd84 r8:00000002 r7:60000113 r6:eb5ddd8c r5:845a9800 [ 1338.271756][ T32] r4:845a9800 [ 1338.271809][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.271877][ T32] r5:845a9800 r4:8291a680 [ 1338.271905][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.271968][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.272060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 [ 1338.272118][ T32] r4:00000000 [ 1338.272296][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.272394][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.272474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.272572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1800 [ 1338.272622][ T32] r4:00000000 [ 1338.272663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.272748][ T32] r9:83018205 r8:845a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.272794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.272883][ T32] r5:00001000 r4:eaee1000 [ 1338.272930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.272988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.273055][ T32] r5:8496b38c r4:8496b000 [ 1338.273099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.273171][ T32] r7:ddde2d80 r6:83018200 r5:8496b38c r4:84a1d980 [ 1338.273218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.273306][ T32] r10:61c88647 r9:845a9800 r8:84a1d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.273333][ T32] r4:84a1d980 [ 1338.273352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.273420][ T32] r10:00000000 r9:84a1d980 r8:80287e08 r7:eb5d9e60 r6:855b6e80 r5:845a9800 [ 1338.273446][ T32] r4:00000001 [ 1338.273466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.273573][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1338.273621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.273653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.273680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.273708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.306573][ T32] r4:838c12c0 [ 1338.307129][ T32] INFO: task kworker/1:247:5044 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.307185][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.307283][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.307356][ T32] Call trace: [ 1338.307411][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.307477][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.307516][ T32] r4:00000000 [ 1338.307565][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.307657][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.307728][ T32] 1d20: 8a65a000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.307777][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 3 printk messages dropped ** [ 1338.307987][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.308263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1338.308815][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1338.309119][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.309488][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1338.309589][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.309651][ T32] r10:8291a684 r9:eb5e1d84 r8:00000002 r7:60000013 r6:eb5e1d8c r5:845ae000 [ 1338.309678][ T32] r4:845ae000 [ 1338.309739][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.309805][ T32] r5:845ae000 r4:8291a680 [ 1338.309828][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.309888][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.309933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1338.309956][ T32] r4:00000000 [ 1338.309988][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.310058][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.310109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.310152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c14c0 [ 1338.310204][ T32] r4:00000000 [ 1338.310268][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.310352][ T32] r9:83018205 r8:845ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1338.310404][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.310602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.310742][ T32] r5:8496a78c r4:8496a400 ** 1 printk messages dropped ** [ 1338.310813][ T32] r7:ddde2d80 r6:83018200 r5:8496a78c r4:84a1da00 ** 4 printk messages dropped ** [ 1338.311008][ T32] r10:00000000 r9:84a1da00 r8:80287e08 r7:eb5dde60 r6:855b6f00 r5:845ae000 ** 7 printk messages dropped ** [ 1338.311348][ T32] r4:838c12c0 ** 5 printk messages dropped ** [ 1338.311888][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1338.312226][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1338.312502][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1338.312945][ T32] r4:8509f580 ** 5 printk messages dropped ** [ 1338.313193][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.313542][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.325079][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.325281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.325583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.325764][ T32] r10:61c88647 r9:845abc00 r8:84a1daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.326248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1338.327288][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1338.327655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1338.328039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.328338][ T32] r4:8509f580 [ 1338.328368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.328418][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.328442][ T32] r4:00000001 [ 1338.328461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.328539][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.328601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.328663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.328702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.328734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.328757][ T32] r4:8509db40 [ 1338.328793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.328846][ T32] INFO: task kworker/1:250:5049 blocked for more than 464 seconds. [ 1338.328908][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.328955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.328994][ T32] task:kworker/1:250 state:D stack:0 pid:5049 tgid:5049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.329082][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.329150][ T32] Call trace: [ 1338.329181][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.329228][ T32] r10:8291a684 r9:eb5e9d84 r8:00000002 r7:60000113 r6:eb5e9d8c r5:845ab000 [ 1338.329345][ T32] r4:845ab000 [ 1338.329383][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.329469][ T32] r5:845ab000 r4:8291a680 [ 1338.329507][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.329565][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.329622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e9e08 [ 1338.329665][ T32] r4:00000000 [ 1338.329694][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.329737][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.329773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.329844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1780 [ 1338.329874][ T32] r4:00000000 [ 1338.329895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.329941][ T32] r9:83018205 r8:845ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1338.329974][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.330036][ T32] r5:00001000 r4:eaeb9000 [ 1338.330086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.330132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.330200][ T32] r5:8496af8c r4:8496ac00 [ 1338.330223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.330272][ T32] r7:ddde2d80 r6:83018200 r5:8496af8c r4:84a1db00 [ 1338.330296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.330345][ T32] r10:61c88647 r9:845ab000 r8:84a1db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.330368][ T32] r4:84a1db00 [ 1338.330386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.330430][ T32] r10:00000000 r9:84a1db00 r8:80287e08 r7:eb5dde60 r6:854dc000 r5:845ab000 [ 1338.330455][ T32] r4:00000001 [ 1338.330473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.330571][ T32] Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) [ 1338.330604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.330637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.330668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.330709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.330750][ T32] r4:838c1440 [ 1338.330983][ T32] INFO: task kworker/1:250:5049 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.331026][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.331149][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.331200][ T32] Call trace: [ 1338.331255][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.331316][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.331340][ T32] r4:00000000 [ 1338.331359][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.331401][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.331456][ T32] 1d20: 8a65a000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.331502][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.331559][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.331589][ T32] r5:80070013 r4:80239bb0 [ 1338.331611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.331653][ T32] r4:82ac21e4 [ 1338.331683][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.331780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.331829][ T32] r4:e0581dc0 [ 1338.331872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.332330][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1338.332912][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1338.333340][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.358733][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1338.359242][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.359629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.359807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.360185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.361192][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 1 printk messages dropped ** [ 1338.361254][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.361305][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.361331][ T32] r5:80070013 r4:80239bb0 [ 1338.361352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.361419][ T32] r4:82ac21e4 [ 1338.361447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.361551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.361621][ T32] r4:e0581dc0 [ 1338.361666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.361754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.361810][ T32] r4:00000000 [ 1338.361867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.361958][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.362005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.362098][ T32] r5:00001000 r4:eecd1000 [ 1338.362155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.362262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.362411][ T32] r5:85d62f8c r4:85d62c00 [ 1338.362460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.362562][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.362608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.362709][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.362758][ T32] r4:8509f580 [ 1338.362800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.362901][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.362953][ T32] r4:00000001 [ 1338.363011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.363089][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.363150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.363211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.363293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.363364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.363415][ T32] r4:8509db40 [ 1338.363460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.363516][ T32] INFO: task kworker/1:252:5053 blocked for more than 464 seconds. [ 1338.363581][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.363634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.363678][ T32] task:kworker/1:252 state:D stack:0 pid:5053 tgid:5053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.374369][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.374512][ T32] Call trace: [ 1338.374602][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.374707][ T32] r10:8291a684 r9:eb5f9d84 r8:00000002 r7:60000113 r6:eb5f9d8c r5:85588c00 [ 1338.374759][ T32] r4:85588c00 [ 1338.374808][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.374896][ T32] r5:85588c00 r4:8291a680 [ 1338.374938][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.375013][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.375096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1338.375197][ T32] r4:00000000 [ 1338.375296][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.375375][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.375456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.375771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1900 [ 1338.375825][ T32] r4:00000000 [ 1338.375868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.375960][ T32] r9:83018205 r8:85588c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1338.376012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.376098][ T32] r5:00001000 r4:eaf03000 [ 1338.376143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.376226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.376345][ T32] r5:8496b78c r4:8496b400 [ 1338.376393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.376487][ T32] r7:ddde2d80 r6:83018200 r5:8496b78c r4:84a1dc00 [ 1338.376531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.376643][ T32] r10:61c88647 r9:85588c00 r8:84a1dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.376692][ T32] r4:84a1dc00 [ 1338.376736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.376834][ T32] r10:00000000 r9:84a1dc00 r8:80287e08 r7:eb5f1e60 r6:854dc100 r5:85588c00 [ 1338.376881][ T32] r4:00000001 [ 1338.376922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.377008][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1338.377094][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.377159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.377213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.377271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.377319][ T32] r4:838c18c0 [ 1338.378071][ T32] INFO: task kworker/1:252:5053 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.378171][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.378302][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.378398][ T32] Call trace: [ 1338.378463][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.378574][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.378626][ T32] r4:00000000 [ 1338.378703][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.378790][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.378850][ T32] 1d20: 8ae33000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.378914][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.378963][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.378993][ T32] r5:80070013 r4:80239bb0 [ 1338.379014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.379054][ T32] r4:82ac21e4 [ 1338.379100][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.379180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.379236][ T32] r4:e0581dc0 [ 1338.379283][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.379366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.379409][ T32] r4:00000000 [ 1338.379434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.379583][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.379639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.379781][ T32] r5:00001000 r4:eecd1000 [ 1338.379815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.379887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.379940][ T32] r5:85d62f8c r4:85d62c00 [ 1338.380006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.380087][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.380140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.380218][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.380262][ T32] r4:8509f580 [ 1338.380365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.380468][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.380518][ T32] r4:00000001 [ 1338.380567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.380638][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.380689][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.380798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.381237][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.381990][ T32] r5:8558a400 r4:8291a680 [ 1338.382011][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.382075][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.382119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1338.382327][ T32] r4:00000000 [ 1338.382380][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.382457][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.382624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.382721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1a40 [ 1338.382769][ T32] r4:00000000 [ 1338.382923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.383033][ T32] r9:83018205 r8:8558a400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1338.383084][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.383169][ T32] r5:00001000 r4:eaf57000 [ 1338.383214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.383295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.383380][ T32] r5:8496bb8c r4:8496b800 [ 1338.383419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.383495][ T32] r7:ddde2d80 r6:83018200 r5:8496bb8c r4:84a1dc80 [ 1338.383553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.383642][ T32] r10:61c88647 r9:8558a400 r8:84a1dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.383757][ T32] r4:84a1dc80 [ 1338.418607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.418779][ T32] r10:00000000 r9:84a1dc80 r8:80287e08 r7:eb5f1e60 r6:854dc180 r5:8558a400 [ 1338.418829][ T32] r4:00000001 [ 1338.418919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.419000][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1338.419153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.419241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.419302][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.419359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.419406][ T32] r4:838c1940 [ 1338.420081][ T32] INFO: task kworker/1:253:5055 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.420166][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.420413][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.420610][ T32] Call trace: [ 1338.420782][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.420934][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.420991][ T32] r4:00000000 [ 1338.421033][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.421118][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.421177][ T32] 1d20: 8b5d7000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.421407][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.421471][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.421521][ T32] r5:80070013 r4:80239bb0 [ 1338.421576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.421678][ T32] r4:82ac21e4 [ 1338.421723][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.421865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.421974][ T32] r4:e0581dc0 [ 1338.422113][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.422315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.422436][ T32] r4:00000000 [ 1338.422556][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.422670][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.422715][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.422794][ T32] r5:00001000 r4:eecd1000 [ 1338.422833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.422879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.423095][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1338.423345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.434594][ T32] INFO: task kworker/1:254:5057 blocked for more than 464 seconds. ** 3 printk messages dropped ** [ 1338.434805][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.435310][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1338.436090][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.436543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.436607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.436973][ T32] r4:84a1dd00 ** 2 printk messages dropped ** [ 1338.437393][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.437509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1338.437697][ T32] r4:838c1a80 ** 2 printk messages dropped ** [ 1338.438389][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1338.438633][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1338.438991][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1338.439163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 2 printk messages dropped ** [ 1338.439249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 4 printk messages dropped ** [ 1338.439516][ T32] r5:00001000 r4:eecd1000 ** 1 printk messages dropped ** [ 1338.439658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.439820][ T32] r5:85d62f8c r4:85d62c00 [ 1338.439935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.440029][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.440053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.440100][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.440124][ T32] r4:8509f580 [ 1338.440142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.440325][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.440369][ T32] r4:00000001 [ 1338.440390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.440428][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.440454][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.440483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.440526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.440558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.440581][ T32] r4:8509db40 [ 1338.440630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.440657][ T32] INFO: task kworker/1:255:5059 blocked for more than 464 seconds. [ 1338.440685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.440709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.440729][ T32] task:kworker/1:255 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.440883][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.440983][ T32] Call trace: [ 1338.441093][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.441141][ T32] r10:8291a684 r9:eb611d84 r8:00000002 r7:60000013 r6:eb611d8c r5:85588000 [ 1338.441166][ T32] r4:85588000 [ 1338.441186][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.441228][ T32] r5:85588000 r4:8291a680 [ 1338.441249][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.441294][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.441338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1338.441361][ T32] r4:00000000 [ 1338.441380][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.441413][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.441640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.441811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1cc0 [ 1338.441877][ T32] r4:00000000 [ 1338.441905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.441955][ T32] r9:83018205 r8:85588000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1338.441978][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.442018][ T32] r5:00001000 r4:eaff5000 [ 1338.442038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.442142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.442236][ T32] r5:8496c38c r4:8496c000 [ 1338.442285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.442408][ T32] r7:ddde2d80 r6:83018200 r5:8496c38c r4:84a1dd80 [ 1338.442460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.442557][ T32] r10:61c88647 r9:85588000 r8:84a1ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.442941][ T32] r4:84a1dd80 [ 1338.443006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.443103][ T32] r10:00000000 r9:84a1dd80 r8:80287e08 r7:eb5f1e60 r6:854dc280 r5:85588000 [ 1338.443246][ T32] r4:00000001 [ 1338.443301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.443393][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 1338.443601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.443672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.465888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.465981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.466014][ T32] r4:838c1bc0 [ 1338.466475][ T32] INFO: task kworker/1:255:5059 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.466514][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.466653][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.466757][ T32] Call trace: [ 1338.466823][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.466922][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.466949][ T32] r4:00000000 [ 1338.466970][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.467249][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.467282][ T32] 1d20: 8b8d0000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.467318][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.467343][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.467457][ T32] r5:80070013 r4:80239bb0 [ 1338.467481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.467523][ T32] r4:82ac21e4 [ 1338.467544][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.467585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.467671][ T32] r4:e0581dc0 [ 1338.467782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.467827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.467850][ T32] r4:00000000 [ 1338.467869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.467923][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.467991][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.468037][ T32] r5:00001000 r4:eecd1000 [ 1338.468059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.468098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.468140][ T32] r5:85d62f8c r4:85d62c00 [ 1338.468161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.468206][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.468227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.468273][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.468334][ T32] r4:8509f580 [ 1338.468387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.468483][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.468550][ T32] r4:00000001 [ 1338.468573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.468611][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.468679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.468788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.468819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.468848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.468891][ T32] r4:8509db40 [ 1338.468942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.468974][ T32] INFO: task kworker/1:256:5061 blocked for more than 464 seconds. [ 1338.469050][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.469078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.469099][ T32] task:kworker/1:256 state:D stack:0 pid:5061 tgid:5061 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.469143][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.469259][ T32] Call trace: [ 1338.469342][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.469435][ T32] r10:8291a684 r9:eb619d84 r8:00000002 r7:60000113 r6:eb619d8c r5:8558b000 [ 1338.469517][ T32] r4:8558b000 [ 1338.469630][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.469675][ T32] r5:8558b000 r4:8291a680 [ 1338.469726][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.469770][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.469876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 [ 1338.469903][ T32] r4:00000000 [ 1338.469922][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.469956][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.469990][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.470030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1e00 [ 1338.470142][ T32] r4:00000000 [ 1338.470211][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.470259][ T32] r9:83018205 r8:8558b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1338.470281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.470398][ T32] r5:00001000 r4:eb023000 [ 1338.470421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.470461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.470578][ T32] r5:8496c78c r4:8496c400 [ 1338.470662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.470710][ T32] r7:ddde2d80 r6:83018200 r5:8496c78c r4:84a1de00 [ 1338.470790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.470840][ T32] r10:61c88647 r9:8558b000 r8:84a1de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.470863][ T32] r4:84a1de00 [ 1338.470882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.470998][ T32] r10:00000000 r9:84a1de00 r8:80287e08 r7:eb5f1e60 r6:854dc300 r5:8558b000 [ 1338.471023][ T32] r4:00000001 [ 1338.471099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.471204][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1338.471309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.471340][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.471368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.471424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.471493][ T32] r4:838c1fc0 [ 1338.471810][ T32] INFO: task kworker/1:256:5061 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.471847][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.471966][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.472087][ T32] Call trace: [ 1338.472119][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.472204][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.472252][ T32] r4:00000000 [ 1338.472340][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.472457][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.472516][ T32] 1d20: 8b8d0000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.472572][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.472670][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.472753][ T32] r5:80070013 r4:80239bb0 [ 1338.473028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.473101][ T32] r4:82ac21e4 [ 1338.473124][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.473166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.473190][ T32] r4:e0581dc0 [ 1338.473209][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.473331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.473359][ T32] r4:00000000 [ 1338.473440][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.473489][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.473549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.473595][ T32] r5:00001000 r4:eecd1000 [ 1338.473659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.473753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.495940][ T32] r5:85d62f8c r4:85d62c00 [ 1338.495983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.496050][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.496073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.496122][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.496145][ T32] r4:8509f580 [ 1338.496165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.496212][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.496234][ T32] r4:00000001 [ 1338.496255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.496321][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.496355][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.496384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.496410][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.496439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.496461][ T32] r4:8509db40 [ 1338.496516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.496560][ T32] INFO: task kworker/1:257:5063 blocked for more than 464 seconds. [ 1338.496594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.496648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.496674][ T32] task:kworker/1:257 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.496728][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.496871][ T32] Call trace: [ 1338.496909][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.496960][ T32] r10:8291a684 r9:eb621d84 r8:00000002 r7:60000113 r6:eb621d8c r5:8558bc00 [ 1338.496982][ T32] r4:8558bc00 [ 1338.497002][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.497078][ T32] r5:8558bc00 r4:8291a680 [ 1338.497102][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.497142][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.497184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1338.497206][ T32] r4:00000000 [ 1338.497225][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.497259][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.497301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.497343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b2640 [ 1338.497452][ T32] r4:00000000 [ 1338.497550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.497600][ T32] r9:83018205 r8:8558bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1338.497623][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.497664][ T32] r5:00001000 r4:eb055000 [ 1338.497772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.497815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.497858][ T32] r5:8496cb8c r4:8496c800 [ 1338.497877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.497921][ T32] r7:ddde2d80 r6:83018200 r5:8496cb8c r4:84a1de80 [ 1338.498047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.498172][ T32] r10:61c88647 r9:8558bc00 r8:84a1deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.498291][ T32] r4:84a1de80 [ 1338.498315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.498361][ T32] r10:00000000 r9:84a1de80 r8:80287e08 r7:eb5f1e60 r6:854dc380 r5:8558bc00 [ 1338.498383][ T32] r4:00000001 [ 1338.498402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.498436][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1338.498496][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.498529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.498614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.498645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.498667][ T32] r4:838c1e40 [ 1338.499048][ T32] INFO: task kworker/1:257:5063 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.499092][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.499164][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.499207][ T32] Call trace: [ 1338.499236][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.499284][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.499316][ T32] r4:00000000 [ 1338.499375][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.499419][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.499446][ T32] 1d20: 8bf89000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.499474][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.499671][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.499795][ T32] r5:80070013 r4:80239bb0 [ 1338.499900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.499942][ T32] r4:82ac21e4 [ 1338.499972][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.500018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.500041][ T32] r4:e0581dc0 [ 1338.500061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.500101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.500124][ T32] r4:00000000 [ 1338.500143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.500187][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.500208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.500248][ T32] r5:00001000 r4:eecd1000 [ 1338.500268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.500359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.500405][ T32] r5:85d62f8c r4:85d62c00 [ 1338.500425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.500471][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.500493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.500560][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.500604][ T32] r4:8509f580 [ 1338.500626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.500672][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.500695][ T32] r4:00000001 [ 1338.500714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.500748][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.500772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.500800][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.500826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.500854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.500895][ T32] r4:8509db40 [ 1338.500923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.501035][ T32] INFO: task kworker/1:258:5065 blocked for more than 464 seconds. [ 1338.501065][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.501088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1338.501150][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.501392][ T32] r5:8558c800 r4:8291a680 ** 1 printk messages dropped ** [ 1338.501453][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.501623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.501808][ T32] r5:00001000 r4:eb21f000 ** 1 printk messages dropped ** [ 1338.501945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.501987][ T32] r5:8496db8c r4:8496d800 ** 2 printk messages dropped ** [ 1338.502140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.502432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.502933][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 3 printk messages dropped ** [ 1338.503243][ T32] 1d20: 8bf89000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 4 printk messages dropped ** [ 1338.503675][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1338.528083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1338.528552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.529006][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 3 printk messages dropped ** [ 1338.529267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.529369][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.529414][ T32] r4:00000001 [ 1338.529458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.529532][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.529587][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.529643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.529691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.529789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.529840][ T32] r4:8509db40 [ 1338.529883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.529941][ T32] INFO: task kworker/1:259:5067 blocked for more than 464 seconds. [ 1338.529998][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.530048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.530087][ T32] task:kworker/1:259 state:D stack:0 pid:5067 tgid:5067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.530192][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.530281][ T32] Call trace: [ 1338.530428][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.530534][ T32] r10:8291a684 r9:eb631d84 r8:00000002 r7:60000013 r6:eb631d8c r5:8558d400 [ 1338.530577][ T32] r4:8558d400 [ 1338.530622][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.530701][ T32] r5:8558d400 r4:8291a680 [ 1338.530750][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.530902][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.530984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1338.531056][ T32] r4:00000000 [ 1338.531093][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.531188][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.531266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.531350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b9ec0 [ 1338.531398][ T32] r4:00000000 [ 1338.531511][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.531597][ T32] r9:83018205 r8:8558d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.531698][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.531779][ T32] r5:00001000 r4:eb091000 [ 1338.531826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.531916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.532004][ T32] r5:8496d38c r4:8496d000 [ 1338.532049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.532135][ T32] r7:ddde2d80 r6:83018200 r5:8496d38c r4:84a1df80 [ 1338.532183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.532271][ T32] r10:61c88647 r9:8558d400 r8:84a1dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.532337][ T32] r4:84a1df80 [ 1338.532401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.532487][ T32] r10:00000000 r9:84a1df80 r8:80287e08 r7:eb629e60 r6:854dc480 r5:8558d400 [ 1338.532531][ T32] r4:00000001 [ 1338.532573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.532641][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1338.532689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.532749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.532799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.532881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.532933][ T32] r4:855b2dc0 [ 1338.533578][ T32] INFO: task kworker/1:259:5067 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.533645][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.555509][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.555658][ T32] Call trace: [ 1338.555722][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.555837][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.555908][ T32] r4:00000000 [ 1338.555961][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.556064][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.556129][ T32] 1d20: 8c6f7000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.556186][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.556239][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.556353][ T32] r5:80070013 r4:80239bb0 [ 1338.556404][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.556497][ T32] r4:82ac21e4 [ 1338.556574][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.556659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.556711][ T32] r4:e0581dc0 [ 1338.556776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.556858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.556912][ T32] r4:00000000 [ 1338.556989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.557079][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.557208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.557357][ T32] r5:00001000 r4:eecd1000 [ 1338.557408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.557545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.557650][ T32] r5:85d62f8c r4:85d62c00 [ 1338.557721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.557899][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.557957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.558054][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.558117][ T32] r4:8509f580 [ 1338.558167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.558289][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.558368][ T32] r4:00000001 [ 1338.558414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.558498][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.558558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.558652][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.558720][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.558777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.558826][ T32] r4:8509db40 ** 1 printk messages dropped ** [ 1338.558963][ T32] INFO: task kworker/1:260:5069 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.559268][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.559585][ T32] r4:8558e000 ** 2 printk messages dropped ** [ 1338.559782][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1338.560283][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.560736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.561027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.561312][ T32] r10:00000000 r9:854cc000 r8:80287e08 r7:eb629e60 r6:854dc500 r5:8558e000 ** 4 printk messages dropped ** [ 1338.561674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1338.561827][ T32] r4:855b2540 ** 2 printk messages dropped ** [ 1338.562722][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.563019][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.563136][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.563197][ T32] 1d20: 8c6f7000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.563299][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.563361][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.563406][ T32] r5:80070013 r4:80239bb0 [ 1338.563451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.563523][ T32] r4:82ac21e4 [ 1338.563621][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.563760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.588065][ T32] r4:e0581dc0 [ 1338.588145][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.588339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.588401][ T32] r4:00000000 [ 1338.588481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.588605][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.588660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.588749][ T32] r5:00001000 r4:eecd1000 [ 1338.588791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.588875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.588988][ T32] r5:85d62f8c r4:85d62c00 [ 1338.589038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.589133][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.589182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.589275][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.589320][ T32] r4:8509f580 [ 1338.589367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.589457][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.589525][ T32] r4:00000001 [ 1338.589588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.589665][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.589721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.589787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.589837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.589897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.589938][ T32] r4:8509db40 [ 1338.589990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.590043][ T32] INFO: task kworker/1:261:5071 blocked for more than 465 seconds. [ 1338.590109][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.590160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.590202][ T32] task:kworker/1:261 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.590325][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.590577][ T32] Call trace: [ 1338.590648][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.590749][ T32] r10:8291a684 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:8558ec00 [ 1338.590795][ T32] r4:8558ec00 [ 1338.590840][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.591014][ T32] r5:8558ec00 r4:8291a680 [ 1338.591063][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.591143][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.591225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1338.591272][ T32] r4:00000000 [ 1338.591313][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.591390][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.591490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.591586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cb3c0 [ 1338.591677][ T32] r4:00000000 [ 1338.591724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.591809][ T32] r9:83018205 r8:8558ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1338.591857][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.591938][ T32] r5:00001000 r4:eb257000 [ 1338.592025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.592123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.592208][ T32] r5:8496e38c r4:8496e000 [ 1338.592359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.592457][ T32] r7:ddde2d80 r6:83018200 r5:8496e38c r4:854cc080 [ 1338.592506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.592666][ T32] r10:61c88647 r9:8558ec00 r8:854cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.592780][ T32] r4:854cc080 [ 1338.592898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.592987][ T32] r10:00000000 r9:854cc080 r8:80287e08 r7:eb629e60 r6:854dc580 r5:8558ec00 [ 1338.593065][ T32] r4:00000001 [ 1338.593199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.593276][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) [ 1338.593343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.593404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.593459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.593516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.593749][ T32] r4:854cb100 [ 1338.614946][ T32] INFO: task kworker/1:261:5071 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.615048][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.615274][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.615398][ T32] Call trace: [ 1338.615466][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.615612][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.615668][ T32] r4:00000000 [ 1338.615707][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1338.615951][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 2 printk messages dropped ** [ 1338.616151][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1338.616414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.616473][ T32] r4:e0581dc0 [ 1338.616521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.616628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.616748][ T32] r4:00000000 [ 1338.616804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.616901][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.616946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.617029][ T32] r5:00001000 r4:eecd1000 [ 1338.617082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.617162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.617247][ T32] r5:85d62f8c r4:85d62c00 [ 1338.617319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.617411][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.617507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.617610][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.617659][ T32] r4:8509f580 [ 1338.617713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.617818][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.617872][ T32] r4:00000001 [ 1338.617923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.618022][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.618116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.618214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.618346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.618456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.618508][ T32] r4:8509db40 [ 1338.618610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.618688][ T32] INFO: task kworker/1:262:5073 blocked for more than 465 seconds. [ 1338.618767][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.618819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.618868][ T32] task:kworker/1:262 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.618956][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.619122][ T32] Call trace: [ 1338.619250][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.619382][ T32] r10:8291a684 r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:85590c00 [ 1338.619433][ T32] r4:85590c00 [ 1338.619471][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.619573][ T32] r5:85590c00 r4:8291a680 [ 1338.619623][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.619702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.619779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 1338.619827][ T32] r4:00000000 [ 1338.619864][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.619936][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.620004][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.620135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cb2c0 [ 1338.620196][ T32] r4:00000000 [ 1338.620238][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.620348][ T32] r9:83018205 r8:85590c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1338.620426][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.620512][ T32] r5:00001000 r4:eb22f000 [ 1338.620552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.620637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.620723][ T32] r5:8496df8c r4:8496dc00 [ 1338.620766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.620852][ T32] r7:ddde2d80 r6:83018200 r5:8496df8c r4:854cc100 [ 1338.620897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.621006][ T32] r10:61c88647 r9:85590c00 r8:854cc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.621057][ T32] r4:854cc100 [ 1338.621098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.621220][ T32] r10:00000000 r9:854cc100 r8:80287e08 r7:eb641e60 r6:854dc600 r5:85590c00 [ 1338.621269][ T32] r4:00000001 [ 1338.621314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.621433][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1338.621529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.621600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.621656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.621742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.621794][ T32] r4:854cb180 [ 1338.622209][ T32] INFO: task kworker/1:262:5073 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.622274][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.622408][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.622494][ T32] Call trace: [ 1338.622557][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.622657][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.622732][ T32] r4:00000000 [ 1338.622790][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.622907][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.622968][ T32] 1d20: 8cc12000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.623026][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.623075][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.623124][ T32] r5:80070013 r4:80239bb0 [ 1338.623165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.623245][ T32] r4:82ac21e4 [ 1338.623283][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.623367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.623420][ T32] r4:e0581dc0 [ 1338.623459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1338.623594][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.644465][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1338.644953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1338.645122][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.645340][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.645609][ T32] r4:8509db40 ** 1 printk messages dropped ** [ 1338.645710][ T32] INFO: task kworker/1:263:5075 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.646149][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.646228][ T32] Call trace: [ 1338.646295][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.646394][ T32] r10:8291a684 r9:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:85590000 [ 1338.646526][ T32] r4:85590000 [ 1338.646580][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.646734][ T32] r5:85590000 r4:8291a680 [ 1338.646779][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.646919][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.647058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1338.647109][ T32] r4:00000000 [ 1338.647145][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.647219][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.647295][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.647396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cb880 [ 1338.647454][ T32] r4:00000000 [ 1338.647494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.647590][ T32] r9:83018205 r8:85590000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.647689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.647773][ T32] r5:00001000 r4:eb42f000 [ 1338.647813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.647904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.647985][ T32] r5:8496ef8c r4:8496ec00 [ 1338.648031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.648204][ T32] r7:ddde2d80 r6:83018200 r5:8496ef8c r4:854cc180 [ 1338.648252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.648387][ T32] r10:61c88647 r9:85590000 r8:854cc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.648441][ T32] r4:854cc180 [ 1338.648502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.648597][ T32] r10:00000000 r9:854cc180 r8:80287e08 r7:eb641e60 r6:854dc680 r5:85590000 [ 1338.648715][ T32] r4:00000001 [ 1338.648761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.648834][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) [ 1338.648882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.648960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.649046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.649194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.649246][ T32] r4:854cb500 [ 1338.649906][ T32] INFO: task kworker/1:263:5075 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.649972][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.650084][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.650169][ T32] Call trace: [ 1338.650269][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.650367][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.650411][ T32] r4:00000000 [ 1338.650456][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.650572][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.650636][ T32] 1d20: 8cebb000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.650811][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.650874][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.650924][ T32] r5:80070013 r4:80239bb0 [ 1338.650965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.651045][ T32] r4:82ac21e4 [ 1338.651082][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.651167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.651218][ T32] r4:e0581dc0 [ 1338.651259][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.651413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.651483][ T32] r4:00000000 [ 1338.651534][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.651631][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.651716][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.651797][ T32] r5:00001000 r4:eecd1000 [ 1338.651844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.651923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.651998][ T32] r5:85d62f8c r4:85d62c00 [ 1338.652043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.652349][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1338.652485][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1338.652726][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.652855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.652910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.652957][ T32] r4:8509db40 [ 1338.652991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.653043][ T32] INFO: task kworker/1:264:5077 blocked for more than 465 seconds. [ 1338.653093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.653173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.653221][ T32] task:kworker/1:264 state:D stack:0 pid:5077 tgid:5077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.653308][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.653394][ T32] Call trace: [ 1338.653528][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.653627][ T32] r10:8291a684 r9:eb659d84 r8:00000002 r7:60000013 r6:eb659d8c r5:85591800 [ 1338.653781][ T32] r4:85591800 [ 1338.674579][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.674710][ T32] r5:85591800 r4:8291a680 [ 1338.674790][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.675072][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.675168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 1338.675231][ T32] r4:00000000 [ 1338.675277][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.675347][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.675423][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.675522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cb540 [ 1338.675644][ T32] r4:00000000 [ 1338.675698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.675790][ T32] r9:83018205 r8:85591800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1338.675834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.675917][ T32] r5:00001000 r4:eb267000 [ 1338.675966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.676043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.676290][ T32] r5:8496e78c r4:8496e400 [ 1338.676377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.676505][ T32] r7:ddde2d80 r6:83018200 r5:8496e78c r4:854cc200 [ 1338.676558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.676656][ T32] r10:61c88647 r9:85591800 r8:854cc22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.676701][ T32] r4:854cc200 [ 1338.676739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.676826][ T32] r10:00000000 r9:854cc200 r8:80287e08 r7:eb651e60 r6:854dc700 r5:85591800 [ 1338.676875][ T32] r4:00000001 [ 1338.676926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.677010][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 1338.677077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.677155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.677270][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.677335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.677387][ T32] r4:854cb340 [ 1338.678098][ T32] INFO: task kworker/1:264:5077 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.678172][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.678394][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.678515][ T32] Call trace: [ 1338.678725][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.678822][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.678919][ T32] r4:00000000 [ 1338.678973][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.679071][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.679130][ T32] 1d20: 8cf38000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.679192][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.679244][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.679291][ T32] r5:80070013 r4:80239bb0 [ 1338.679338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.679413][ T32] r4:82ac21e4 [ 1338.679464][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.679541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.679595][ T32] r4:e0581dc0 [ 1338.679656][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.679830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.679880][ T32] r4:00000000 [ 1338.679927][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.680011][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.680131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.680212][ T32] r5:00001000 r4:eecd1000 [ 1338.680261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.680364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.680454][ T32] r5:85d62f8c r4:85d62c00 [ 1338.680496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.680648][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.680696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.680793][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.680837][ T32] r4:8509f580 [ 1338.680883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.680972][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.681018][ T32] r4:00000001 [ 1338.681058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.681134][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.681207][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.681390][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.681865][ T32] INFO: task kworker/1:265:5079 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.682140][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.682496][ T32] r4:85593000 ** 2 printk messages dropped ** [ 1338.682667][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.682989][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1338.683569][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.715010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.715108][ T32] r5:8496eb8c r4:8496e800 [ 1338.715156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.715311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.715605][ T32] r10:00000000 r9:854cc280 r8:80287e08 r7:eb651e60 r6:854dc780 r5:85593000 [ 1338.715658][ T32] r4:00000001 [ 1338.715699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.715779][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1338.715838][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.715895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.715952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.716006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.716062][ T32] r4:854cb340 [ 1338.716819][ T32] INFO: task kworker/1:265:5079 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.716896][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.717027][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.717135][ T32] Call trace: [ 1338.717208][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.717318][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.717367][ T32] r4:00000000 [ 1338.717409][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.717491][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.717560][ T32] 1d20: 8d375000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.717621][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.717702][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.717749][ T32] r5:80070013 r4:80239bb0 [ 1338.717796][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.717881][ T32] r4:82ac21e4 [ 1338.717935][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.718029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.718093][ T32] r4:e0581dc0 [ 1338.718153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.718253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.718302][ T32] r4:00000000 [ 1338.718355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.718446][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.718499][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.718579][ T32] r5:00001000 r4:eecd1000 [ 1338.718622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.718699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.718781][ T32] r5:85d62f8c r4:85d62c00 [ 1338.718825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.718914][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.718962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.719052][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.719108][ T32] r4:8509f580 [ 1338.719145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.719241][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.719294][ T32] r4:00000001 [ 1338.719336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.719409][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.719460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.719523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.719578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.719639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.719790][ T32] r4:8509db40 [ 1338.719841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.719895][ T32] INFO: task kworker/0:709:5082 blocked for more than 465 seconds. [ 1338.719977][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.720090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.720141][ T32] task:kworker/0:709 state:D stack:0 pid:5082 tgid:5082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.720239][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.720340][ T32] Call trace: [ 1338.720420][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.720514][ T32] r10:8291a684 r9:eb5d1d84 r8:00000002 r7:60000013 r6:eb5d1d8c r5:85593c00 [ 1338.720566][ T32] r4:85593c00 [ 1338.720606][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.720693][ T32] r5:85593c00 r4:8291a680 [ 1338.720735][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.720811][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.720917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 [ 1338.720975][ T32] r4:00000000 [ 1338.721069][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.721150][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.721226][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.721306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83ce0940 [ 1338.721355][ T32] r4:00000000 [ 1338.721393][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.721479][ T32] r9:83018005 r8:85593c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1338.721523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.721602][ T32] r5:00001000 r4:e0775000 [ 1338.721646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.721700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.721786][ T32] r5:8562e38c r4:8562e000 [ 1338.721880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.721974][ T32] r7:dddced80 r6:83018000 r5:8562e38c r4:854dc800 [ 1338.722022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.722111][ T32] r10:61c88647 r9:85593c00 r8:854dc82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.722159][ T32] r4:854dc800 [ 1338.722199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.722294][ T32] r10:00000000 r9:854dc800 r8:80287e08 r7:eb4bde60 r6:854dc880 r5:85593c00 [ 1338.722359][ T32] r4:00000001 [ 1338.722419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.722504][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) [ 1338.722576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.722637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.722693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.722761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.722813][ T32] r4:854ba140 ** 3 printk messages dropped ** [ 1338.723535][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.751385][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 8 printk messages dropped ** [ 1338.752017][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1338.752438][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.752550][ T32] r5:00001000 r4:eecd1000 [ 1338.752743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.753046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.753158][ T32] r5:85d62f8c r4:85d62c00 [ 1338.753208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.753319][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.753392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.753514][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.753572][ T32] r4:8509f580 [ 1338.753631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.754580][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.754703][ T32] r4:00000001 [ 1338.754756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.754865][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.754926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.755003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.755061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.755119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.755166][ T32] r4:8509db40 [ 1338.755212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.755300][ T32] INFO: task kworker/1:266:5086 blocked for more than 465 seconds. [ 1338.755390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.755458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.755521][ T32] task:kworker/1:266 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.755650][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.755776][ T32] Call trace: [ 1338.755841][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.755940][ T32] r10:8291a684 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:85596000 [ 1338.755990][ T32] r4:85596000 [ 1338.756028][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.756112][ T32] r5:85596000 r4:8291a680 [ 1338.756231][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.756338][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.756442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1338.756500][ T32] r4:00000000 [ 1338.756539][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.756613][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.756691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.756768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cb980 [ 1338.756815][ T32] r4:00000000 [ 1338.756857][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.756994][ T32] r9:83018205 r8:85596000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1338.757057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.757148][ T32] r5:00001000 r4:eb451000 [ 1338.757207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.757291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.757376][ T32] r5:8496f38c r4:8496f000 [ 1338.757418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.757515][ T32] r7:ddde2d80 r6:83018200 r5:8496f38c r4:854cc300 [ 1338.757577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.757670][ T32] r10:61c88647 r9:85596000 r8:854cc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.757750][ T32] r4:854cc300 [ 1338.757791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.757880][ T32] r10:00000000 r9:854cc300 r8:80287e08 r7:eb651e60 r6:854dc900 r5:85596000 ** 6 printk messages dropped ** [ 1338.758405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1338.759835][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1338.760463][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1338.760891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.761567][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1338.761958][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1338.762436][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1338.762994][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.763657][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.798381][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.798591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.798813][ T32] r10:61c88647 r9:85595400 r8:854cc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1338.799188][ T32] r4:854cb900 ** 7 printk messages dropped ** [ 1338.800013][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1338.800262][ T32] r4:82ac21e4 [ 1338.800295][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.800382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.800409][ T32] r4:e0581dc0 [ 1338.800431][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.800487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.800514][ T32] r4:00000000 [ 1338.800535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.800584][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.800605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.800673][ T32] r5:00001000 r4:eecd1000 [ 1338.800697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.800739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.800780][ T32] r5:85d62f8c r4:85d62c00 [ 1338.800834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.800885][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.800908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.800954][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.800976][ T32] r4:8509f580 [ 1338.800997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.801042][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.801064][ T32] r4:00000001 [ 1338.801083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.801118][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.801144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.801226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.801264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.801332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.801370][ T32] r4:8509db40 [ 1338.801394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.801448][ T32] INFO: task kworker/1:268:5089 blocked for more than 465 seconds. [ 1338.801524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.801561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.801634][ T32] task:kworker/1:268 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.801692][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.801736][ T32] Call trace: [ 1338.801795][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.801843][ T32] r10:8291a684 r9:eb681d84 r8:00000002 r7:60000113 r6:eb681d8c r5:85592400 [ 1338.801867][ T32] r4:85592400 [ 1338.801912][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.801958][ T32] r5:85592400 r4:8291a680 [ 1338.801986][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.802028][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.802072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1338.802095][ T32] r4:00000000 [ 1338.802114][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.802147][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.802183][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.802224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cbc40 [ 1338.802273][ T32] r4:00000000 [ 1338.802301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.802371][ T32] r9:83018205 r8:85592400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1338.802397][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.802463][ T32] r5:00001000 r4:eb673000 [ 1338.802512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.802580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.802708][ T32] r5:8496fb8c r4:8496f800 [ 1338.802732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.802817][ T32] r7:ddde2d80 r6:83018200 r5:8496fb8c r4:854cc400 [ 1338.802842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.802890][ T32] r10:61c88647 r9:85592400 r8:854cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.802913][ T32] r4:854cc400 [ 1338.802932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.802976][ T32] r10:00000000 r9:854cc400 r8:80287e08 r7:eb671e60 r6:854dca00 r5:85592400 [ 1338.802998][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.803261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.811552][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.811803][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1338.812187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1338.812525][ T32] r5:00001000 r4:eecd1000 ** 8 printk messages dropped ** [ 1338.812969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1338.813494][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.826207][ T32] r4:85596c00 [ 1338.826275][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.826358][ T32] r5:85596c00 r4:8291a680 [ 1338.826379][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.826420][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.826461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 [ 1338.826485][ T32] r4:00000000 [ 1338.826505][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.826542][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.826581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.826656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a62c0 [ 1338.826745][ T32] r4:00000000 [ 1338.826772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.826823][ T32] r9:83018205 r8:85596c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1338.826925][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.826980][ T32] r5:00001000 r4:eb6c7000 [ 1338.827002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.827045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.827128][ T32] r5:84ad938c r4:84ad9000 [ 1338.827156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.827311][ T32] r7:ddde2d80 r6:83018200 r5:84ad938c r4:854cc480 [ 1338.827341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.827445][ T32] r10:61c88647 r9:85596c00 r8:854cc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.827472][ T32] r4:854cc480 [ 1338.827543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.827595][ T32] r10:00000000 r9:854cc480 r8:80287e08 r7:eb681e60 r6:854dca80 r5:85596c00 [ 1338.827618][ T32] r4:00000001 [ 1338.827639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.827676][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1338.827706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.827734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.827760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.827790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.827865][ T32] r4:854cbb80 [ 1338.828334][ T32] INFO: task kworker/1:269:5091 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.828385][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.828557][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.828611][ T32] Call trace: [ 1338.828658][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.828745][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.828773][ T32] r4:00000000 [ 1338.828823][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.828868][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.828897][ T32] 1d20: 8dcf4000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.828958][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.828987][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.829011][ T32] r5:80070013 r4:80239bb0 [ 1338.829033][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.829085][ T32] r4:82ac21e4 [ 1338.829108][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.829151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.829228][ T32] r4:e0581dc0 [ 1338.829251][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.829298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.829322][ T32] r4:00000000 [ 1338.829341][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.829385][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.829407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.829448][ T32] r5:00001000 r4:eecd1000 [ 1338.829467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.829517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.829565][ T32] r5:85d62f8c r4:85d62c00 [ 1338.829648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.829698][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.829724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.829843][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.829950][ T32] r4:8509f580 [ 1338.829992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.830042][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.830065][ T32] r4:00000001 [ 1338.830093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.830129][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.830155][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.830331][ T32] INFO: task kworker/1:270:5092 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.830732][ T32] r5:85594800 r4:8291a680 [ 1338.830752][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.830790][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.830830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 [ 1338.830853][ T32] r4:00000000 [ 1338.830872][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.830905][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.830990][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.831037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cbe00 [ 1338.831090][ T32] r4:00000000 [ 1338.831115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.831160][ T32] r9:83018205 r8:85594800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1338.831181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.831222][ T32] r5:00001000 r4:eb679000 [ 1338.831299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.831342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.831410][ T32] r5:8496ff8c r4:8496fc00 [ 1338.831433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.831479][ T32] r7:ddde2d80 r6:83018200 r5:8496ff8c r4:854cc500 [ 1338.831585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.831675][ T32] r10:61c88647 r9:85594800 r8:854cc52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.831718][ T32] r4:854cc500 [ 1338.831741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.831787][ T32] r10:00000000 r9:854cc500 r8:80287e08 r7:eb685e60 r6:854dcb00 r5:85594800 [ 1338.831809][ T32] r4:00000001 [ 1338.831828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.831874][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 1338.831918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.831974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.832169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.832202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.832264][ T32] r4:854cbb80 [ 1338.832515][ T32] INFO: task kworker/1:270:5092 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.832551][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.832644][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.832686][ T32] Call trace: [ 1338.832746][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.832796][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 1 printk messages dropped ** [ 1338.832858][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1338.833265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1338.848261][ T32] r5:85d62f8c r4:85d62c00 ** 7 printk messages dropped ** [ 1338.848794][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.848885][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.849214][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.849526][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.849879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.849978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.850218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.850466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1338.851297][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1338.851609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1338.851889][ T32] r5:00001000 r4:eecd1000 [ 1338.851934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.851978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.852019][ T32] r5:85d62f8c r4:85d62c00 [ 1338.852039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.852087][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.852134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.852186][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.852214][ T32] r4:8509f580 [ 1338.852235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.852286][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.852340][ T32] r4:00000001 [ 1338.852362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.852424][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.852454][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.852483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.852509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.852537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.852560][ T32] r4:8509db40 [ 1338.852581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.852605][ T32] INFO: task kworker/1:272:5096 blocked for more than 465 seconds. [ 1338.852633][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.852692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.852716][ T32] task:kworker/1:272 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.852763][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.852882][ T32] Call trace: [ 1338.852977][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.853058][ T32] r10:8291a684 r9:eb6a5d84 r8:00000002 r7:60000113 r6:eb6a5d8c r5:84ad1800 [ 1338.853112][ T32] r4:84ad1800 [ 1338.853162][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.853209][ T32] r5:84ad1800 r4:8291a680 [ 1338.853230][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.853274][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.853400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1338.853427][ T32] r4:00000000 [ 1338.853454][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.853517][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.853555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.853621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b2380 [ 1338.853647][ T32] r4:00000000 [ 1338.853670][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.873516][ T32] r9:83018205 r8:84ad1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1338.873665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.874382][ T32] r5:00001000 r4:eb699000 [ 1338.874435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.874516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.874577][ T32] r5:84ad878c r4:84ad8400 [ 1338.874627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.874714][ T32] r7:ddde2d80 r6:83018200 r5:84ad878c r4:854cc600 [ 1338.874763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.874847][ T32] r10:61c88647 r9:84ad1800 r8:854cc62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.874892][ T32] r4:854cc600 [ 1338.874937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.875027][ T32] r10:00000000 r9:854cc600 r8:80287e08 r7:eb685e60 r6:854dcc00 r5:84ad1800 [ 1338.875070][ T32] r4:00000001 [ 1338.875170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.875250][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1338.875318][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.875405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.875457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.875533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.875592][ T32] r4:854cbe80 [ 1338.876339][ T32] INFO: task kworker/1:272:5096 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.876409][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.876610][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.876706][ T32] Call trace: [ 1338.876773][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1338.877201][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1338.877710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1338.878226][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1338.878587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.878679][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.878728][ T32] r4:00000001 [ 1338.878764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.878835][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.878885][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.878943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.878995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.879053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.879127][ T32] r4:8509db40 [ 1338.879171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.879243][ T32] INFO: task kworker/1:273:5098 blocked for more than 465 seconds. [ 1338.879330][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.879383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.879423][ T32] task:kworker/1:273 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.879541][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.879625][ T32] Call trace: [ 1338.879721][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.879813][ T32] r10:8291a684 r9:eb6b9d84 r8:00000002 r7:60000113 r6:eb6b9d8c r5:84ad0c00 [ 1338.879863][ T32] r4:84ad0c00 [ 1338.879903][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.879985][ T32] r5:84ad0c00 r4:8291a680 [ 1338.880025][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.880101][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.880199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 1338.880295][ T32] r4:00000000 [ 1338.880373][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.880443][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.880515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.880598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6040 [ 1338.880642][ T32] r4:00000000 [ 1338.880705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.880795][ T32] r9:83018205 r8:84ad0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1338.880834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.880938][ T32] r5:00001000 r4:eb6af000 [ 1338.880985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.881122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.881231][ T32] r5:84ad8b8c r4:84ad8800 [ 1338.881302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.881393][ T32] r7:ddde2d80 r6:83018200 r5:84ad8b8c r4:854cc680 [ 1338.881438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.881523][ T32] r10:61c88647 r9:84ad0c00 r8:854cc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.881574][ T32] r4:854cc680 [ 1338.881608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.881696][ T32] r10:00000000 r9:854cc680 r8:80287e08 r7:eb685e60 r6:854dcc80 r5:84ad0c00 [ 1338.881744][ T32] r4:00000001 [ 1338.881779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.881848][ T32] Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) [ 1338.881894][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.881957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.882002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.882064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.882108][ T32] r4:854a6080 [ 1338.882532][ T32] INFO: task kworker/1:273:5098 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.882600][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.882710][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.882814][ T32] Call trace: [ 1338.882879][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.882974][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.883017][ T32] r4:00000000 [ 1338.883064][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.883137][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.883190][ T32] 1d20: 8e17c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.883275][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.883338][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.883384][ T32] r5:80070013 r4:80239bb0 [ 1338.883509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.883594][ T32] r4:82ac21e4 [ 1338.883641][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.905211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.905365][ T32] r4:e0581dc0 [ 1338.905428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.905561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.905616][ T32] r4:00000000 [ 1338.905658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.905751][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.905799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.905892][ T32] r5:00001000 r4:eecd1000 [ 1338.905934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.906012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.906114][ T32] r5:85d62f8c r4:85d62c00 [ 1338.906157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.906287][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.906337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.906446][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.906493][ T32] r4:8509f580 [ 1338.906536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.906639][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.906715][ T32] r4:00000001 [ 1338.906768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.906857][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.906917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.906975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.907029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.907086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.907131][ T32] r4:8509db40 [ 1338.907177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.907255][ T32] INFO: task kworker/1:274:5100 blocked for more than 465 seconds. [ 1338.907342][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.907409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.907456][ T32] task:kworker/1:274 state:D stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1338.907720][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1338.908254][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.908584][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.909071][ T32] r5:84ad8f8c r4:84ad8c00 [ 1338.909110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1338.909731][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.910899][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1338.912579][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.913089][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.913130][ T32] r4:8509f580 [ 1338.913165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.913244][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.913310][ T32] r4:00000001 [ 1338.913350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.913415][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1338.913462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.913514][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.913562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.913615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.913659][ T32] r4:8509db40 [ 1338.946380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.946592][ T32] INFO: task kworker/1:275:5103 blocked for more than 465 seconds. [ 1338.946683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.946746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.946787][ T32] task:kworker/1:275 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.946893][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.946967][ T32] Call trace: [ 1338.947030][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.947103][ T32] r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000013 r6:eb6d1d8c r5:84ad3c00 [ 1338.947156][ T32] r4:84ad3c00 [ 1338.947181][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.947225][ T32] r5:84ad3c00 r4:8291a680 [ 1338.947246][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.947322][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.947369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 ** 2 printk messages dropped ** [ 1338.947568][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.948042][ T32] r5:84ad978c r4:84ad9400 ** 1 printk messages dropped ** [ 1338.948139][ T32] r7:ddde2d80 r6:83018200 r5:84ad978c r4:854cc780 ** 10 printk messages dropped ** [ 1338.948705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.950315][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 9 printk messages dropped ** [ 1338.950978][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 1338.951902][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1338.952127][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1338.952579][ T32] INFO: task kworker/1:276:5105 blocked for more than 465 seconds. ** 2 printk messages dropped ** [ 1338.952806][ T32] task:kworker/1:276 state:D stack:0 pid:5105 tgid:5105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.952899][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.952988][ T32] Call trace: [ 1338.953050][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.953144][ T32] r10:8291a684 r9:eb6ddd84 r8:00000002 r7:60000113 r6:eb6ddd8c r5:84ad5400 [ 1338.953196][ T32] r4:84ad5400 [ 1338.953261][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.953363][ T32] r5:84ad5400 r4:8291a680 [ 1338.953411][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.953495][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.953600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 [ 1338.953668][ T32] r4:00000000 [ 1338.970275][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.970401][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.970500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.970557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6900 [ 1338.970611][ T32] r4:00000000 [ 1338.970636][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.970686][ T32] r9:83018205 r8:84ad5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1338.970797][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.970860][ T32] r5:00001000 r4:eb6f3000 [ 1338.970982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.971034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.971079][ T32] r5:84ada38c r4:84ada000 [ 1338.971101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.971287][ T32] r7:ddde2d80 r6:83018200 r5:84ada38c r4:854cc800 [ 1338.971392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.971447][ T32] r10:61c88647 r9:84ad5400 r8:854cc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.971470][ T32] r4:854cc800 [ 1338.971510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.971596][ T32] r10:00000000 r9:854cc800 r8:80287e08 r7:eb6d1e60 r6:854dce00 r5:84ad5400 [ 1338.971623][ T32] r4:00000001 [ 1338.971643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.971708][ T32] Exception stack(0xeb6ddfb0 to 0xeb6ddff8) [ 1338.971741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.971783][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.971823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.971852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.971875][ T32] r4:854a6440 [ 1338.972513][ T32] INFO: task kworker/1:276:5105 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1338.972615][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.972768][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.972868][ T32] Call trace: [ 1338.972934][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.973047][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1338.973113][ T32] r4:00000000 [ 1338.973162][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.973241][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1338.973308][ T32] 1d20: 8e9f6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1338.973372][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1338.973430][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1338.973480][ T32] r5:80070013 r4:80239bb0 [ 1338.973538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.973629][ T32] r4:82ac21e4 [ 1338.973677][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.987408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1338.987490][ T32] r4:e0581dc0 [ 1338.987540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.987672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1338.987735][ T32] r4:00000000 [ 1338.987786][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.987884][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1338.987935][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.988026][ T32] r5:00001000 r4:eecd1000 [ 1338.988079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.988127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.988194][ T32] r5:85d62f8c r4:85d62c00 [ 1338.988220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.988270][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1338.988299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.988450][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.988484][ T32] r4:8509f580 [ 1338.988526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.988606][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1338.988634][ T32] r4:00000001 [ 1338.988655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.988715][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1338.988910][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1338.989252][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.989554][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.989934][ T32] r9:83018205 r8:8560c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1338.990100][ T32] r5:84ad9b8c r4:84ad9800 ** 2 printk messages dropped ** [ 1338.990210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.990504][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.991203][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.991546][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1338.991759][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1338.992154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.992594][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1338.992845][ T32] INFO: task kworker/1:278:5109 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1338.993225][ T32] r4:8560e000 ** 3 printk messages dropped ** [ 1338.993408][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.993454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [ 1338.993476][ T32] r4:00000000 [ 1338.993514][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.993553][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.993587][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.993629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ebd80 [ 1338.993672][ T32] r4:00000000 [ 1339.014337][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.014470][ T32] r9:83018205 r8:8560e000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.014500][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.014550][ T32] r5:00001000 r4:e00b1000 [ 1339.014582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.014635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.014684][ T32] r5:84ad9f8c r4:84ad9c00 [ 1339.014707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.014760][ T32] r7:ddde2d80 r6:83018200 r5:84ad9f8c r4:854cc980 [ 1339.014783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.014836][ T32] r10:61c88647 r9:8560e000 r8:854cc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.014861][ T32] r4:854cc980 [ 1339.014882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.014933][ T32] r10:00000000 r9:854cc980 r8:80287e08 r7:eb6dde60 r6:854cca00 r5:8560e000 [ 1339.014957][ T32] r4:00000001 [ 1339.014989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.015033][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) [ 1339.015066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.015108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.015140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.015172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.015198][ T32] r4:854a6500 [ 1339.015701][ T32] INFO: task kworker/1:278:5109 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.015742][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.015813][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.015903][ T32] Call trace: [ 1339.015940][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.015994][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.016017][ T32] r4:00000000 [ 1339.016037][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.016094][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.016151][ T32] 1d20: 8f187000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.016185][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.016212][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.016255][ T32] r5:80070013 r4:80239bb0 [ 1339.016285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.016377][ T32] r4:82ac21e4 [ 1339.016402][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.016446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.016500][ T32] r4:e0581dc0 [ 1339.016523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.016574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.016618][ T32] r4:00000000 [ 1339.016644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.016691][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.016747][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.016793][ T32] r5:00001000 r4:eecd1000 [ 1339.016815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.016883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.016929][ T32] r5:85d62f8c r4:85d62c00 [ 1339.016951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.017007][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.017032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.017080][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.017103][ T32] r4:8509f580 [ 1339.017123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.017169][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.017192][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1339.017246][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1339.017435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1339.017578][ T32] task:kworker/0:710 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.017623][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.017667][ T32] Call trace: [ 1339.017727][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.017788][ T32] r10:8291a684 r9:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:8560ec00 [ 1339.017834][ T32] r4:8560ec00 [ 1339.017858][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.017903][ T32] r5:8560ec00 r4:8291a680 [ 1339.017923][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.017963][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.018005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1339.018028][ T32] r4:00000000 [ 1339.018058][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.018097][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.018132][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.018172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f700 [ 1339.018194][ T32] r4:00000000 [ 1339.018215][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.018269][ T32] r9:83018005 r8:8560ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1339.018302][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.018345][ T32] r5:00001000 r4:eb069000 [ 1339.018367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.018429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.018477][ T32] r5:8562ff8c r4:8562fc00 [ 1339.018499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.018546][ T32] r7:dddced80 r6:83018000 r5:8562ff8c r4:854dce80 [ 1339.018568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.018623][ T32] r10:61c88647 r9:8560ec00 r8:854dceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.018650][ T32] r4:854dce80 [ 1339.018670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.018761][ T32] r10:00000000 r9:854dce80 r8:80287e08 r7:eb4bde60 r6:854cca80 r5:8560ec00 [ 1339.018787][ T32] r4:00000001 [ 1339.018808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.018843][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 1339.018871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.018911][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.018942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.018972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.018995][ T32] r4:8542f100 [ 1339.019229][ T32] INFO: task kworker/0:710:5115 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.019263][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.019348][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.019414][ T32] Call trace: [ 1339.019492][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.019546][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.019572][ T32] r4:00000000 [ 1339.019592][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.019666][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.019720][ T32] 1d20: 8f187000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.019754][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 3 printk messages dropped ** [ 1339.019893][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.020114][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.020397][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1339.020584][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1339.020647][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1339.020883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.021354][ T32] r10:8291a684 r9:eb705d84 r8:00000002 r7:60000113 r6:eb705d8c r5:8560bc00 ** 6 printk messages dropped ** [ 1339.021642][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.021896][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.022147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.022212][ T32] r5:8562eb8c r4:8562e800 [ 1339.022245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.022298][ T32] r7:dddced80 r6:83018000 r5:8562eb8c r4:854dcf00 [ 1339.022320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.022411][ T32] r10:61c88647 r9:8560bc00 r8:854dcf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.022439][ T32] r4:854dcf00 [ 1339.022459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.022513][ T32] r10:00000000 r9:854dcf00 r8:80287e08 r7:eb555e60 r6:854ccb00 r5:8560bc00 [ 1339.022539][ T32] r4:00000001 [ 1339.022569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.022607][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 1339.022633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.022661][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.022697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.022728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.023312][ T32] r4:00000000 [ 1339.023332][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.023393][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.023447][ T32] 1d20: 8f187000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.023479][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.023504][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.023528][ T32] r5:80070013 r4:80239bb0 [ 1339.023548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.023588][ T32] r4:82ac21e4 [ 1339.023608][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.023648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.042410][ T32] r4:e0581dc0 [ 1339.042496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.042566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.042591][ T32] r4:00000000 [ 1339.042612][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.042675][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 3 printk messages dropped ** [ 1339.042807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.042870][ T32] r5:85d62f8c r4:85d62c00 [ 1339.042895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.042943][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.042964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.043010][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.043072][ T32] r4:8509f580 [ 1339.043116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.043166][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.043189][ T32] r4:00000001 [ 1339.043247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.043296][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.043328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.043381][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.043411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.043462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.043548][ T32] r4:8509db40 [ 1339.043651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.043756][ T32] INFO: task kworker/0:712:5118 blocked for more than 465 seconds. [ 1339.045981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.046121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.046176][ T32] task:kworker/0:712 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.046265][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.046331][ T32] Call trace: [ 1339.046392][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.046449][ T32] r10:8291a684 r9:eb709d84 r8:00000002 r7:60000113 r6:eb709d8c r5:8560d400 [ 1339.046474][ T32] r4:8560d400 [ 1339.046494][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.046536][ T32] r5:8560d400 r4:8291a680 [ 1339.046556][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.046594][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.046678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb709e08 [ 1339.046707][ T32] r4:00000000 [ 1339.046726][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.046763][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.046821][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.046866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f1c0 [ 1339.046889][ T32] r4:00000000 [ 1339.046909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.046953][ T32] r9:83018005 r8:8560d400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1339.046997][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.047064][ T32] r5:00001000 r4:eacbf000 [ 1339.047088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.047129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.047196][ T32] r5:8562ef8c r4:8562ec00 [ 1339.047240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.047298][ T32] r7:dddced80 r6:83018000 r5:8562ef8c r4:854dcf80 [ 1339.047345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.047396][ T32] r10:61c88647 r9:8560d400 r8:854dcfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.047439][ T32] r4:854dcf80 [ 1339.047463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.047532][ T32] r10:00000000 r9:854dcf80 r8:80287e08 r7:eb555e60 r6:854ccb80 r5:8560d400 [ 1339.047578][ T32] r4:00000001 [ 1339.047601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.047639][ T32] Exception stack(0xeb709fb0 to 0xeb709ff8) ** 1 printk messages dropped ** [ 1339.047695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.047769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.047841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.047889][ T32] r4:8542f300 [ 1339.048357][ T32] INFO: task kworker/0:712:5118 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.048416][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.048561][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.048619][ T32] Call trace: [ 1339.048651][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.048701][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.048724][ T32] r4:00000000 [ 1339.048743][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.048811][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.048843][ T32] 1d20: 8f403000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.048873][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.048898][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.048922][ T32] r5:80070013 r4:80239bb0 [ 1339.048942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.048982][ T32] r4:82ac21e4 [ 1339.049002][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.049043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.049065][ T32] r4:e0581dc0 [ 1339.049083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.049124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.049146][ T32] r4:00000000 [ 1339.049187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.049235][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.049257][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.049306][ T32] r5:00001000 r4:eecd1000 [ 1339.049326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.049367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.049418][ T32] r5:85d62f8c r4:85d62c00 [ 1339.049441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.049527][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.049563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.049613][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.049646][ T32] r4:8509f580 [ 1339.049669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.049719][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.049741][ T32] r4:00000001 [ 1339.049793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.049831][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.049857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.049885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.049910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.049939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.049983][ T32] r4:8509db40 [ 1339.050006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.050046][ T32] INFO: task kworker/0:713:5120 blocked for more than 465 seconds. [ 1339.050097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.050124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.050145][ T32] task:kworker/0:713 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.050214][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.050298][ T32] Call trace: [ 1339.050384][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.050434][ T32] r10:8291a684 r9:eb711d84 r8:00000002 r7:60000113 r6:eb711d8c r5:855fe000 [ 1339.050458][ T32] r4:855fe000 [ 1339.050478][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1339.050673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 ** 8 printk messages dropped ** [ 1339.051045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.051250][ T32] r5:8562f38c r4:8562f000 ** 1 printk messages dropped ** [ 1339.051327][ T32] r7:dddced80 r6:83018000 r5:8562f38c r4:8542b000 ** 4 printk messages dropped ** [ 1339.051563][ T32] r10:00000000 r9:8542b000 r8:80287e08 r7:eb555e60 r6:854ccc00 r5:855fe000 ** 4 printk messages dropped ** [ 1339.051716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.052146][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1339.052558][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 4 printk messages dropped ** [ 1339.052750][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 3 printk messages dropped ** [ 1339.052931][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.053101][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1339.053218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 4 printk messages dropped ** [ 1339.053453][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1339.053600][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1339.074666][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1339.074848][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1339.074911][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1339.075044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.075204][ T32] INFO: task kworker/0:714:5122 blocked for more than 465 seconds. ** 4 printk messages dropped ** [ 1339.075453][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.075637][ T32] r4:855d0c00 ** 1 printk messages dropped ** [ 1339.075702][ T32] r5:855d0c00 r4:8291a680 ** 1 printk messages dropped ** [ 1339.075795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.075863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 [ 1339.075889][ T32] r4:00000000 [ 1339.075908][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.075942][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.075979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.076019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f440 [ 1339.076102][ T32] r4:00000000 [ 1339.076126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.076172][ T32] r9:83018005 r8:855d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1339.076217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.076263][ T32] r5:00001000 r4:eae05000 [ 1339.076288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.076373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.076425][ T32] r5:8562f78c r4:8562f400 [ 1339.076445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.076490][ T32] r7:dddced80 r6:83018000 r5:8562f78c r4:8542b080 [ 1339.076523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.076574][ T32] r10:61c88647 r9:855d0c00 r8:8542b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.076598][ T32] r4:8542b080 [ 1339.076617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.076659][ T32] r10:00000000 r9:8542b080 r8:80287e08 r7:eb555e60 r6:854ccc80 r5:855d0c00 [ 1339.076693][ T32] r4:00000001 [ 1339.076715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.076750][ T32] Exception stack(0xeb719fb0 to 0xeb719ff8) [ 1339.076776][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.076803][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.076829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.076857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.076879][ T32] r4:8542f340 [ 1339.077340][ T32] INFO: task kworker/0:714:5122 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.077399][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.077492][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.077539][ T32] Call trace: [ 1339.077594][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.077647][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.077670][ T32] r4:00000000 [ 1339.077689][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.077727][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.077755][ T32] 1d20: 8f954000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.077805][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.077833][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.077858][ T32] r5:80070013 r4:80239bb0 [ 1339.077898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.077941][ T32] r4:82ac21e4 [ 1339.077981][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.078039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.078093][ T32] r4:e0581dc0 [ 1339.078117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.078169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.078195][ T32] r4:00000000 [ 1339.078215][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.078258][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.078286][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.078329][ T32] r5:00001000 r4:eecd1000 [ 1339.078349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.078528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.078573][ T32] r5:85d62f8c r4:85d62c00 [ 1339.078615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.078670][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.078691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.078736][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.078757][ T32] r4:8509f580 [ 1339.078776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.078910][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.078938][ T32] r4:00000001 [ 1339.078958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.078995][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.079021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.079049][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.079086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.079127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.079153][ T32] r4:8509db40 [ 1339.079172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.079197][ T32] INFO: task kworker/0:715:5123 blocked for more than 465 seconds. [ 1339.079223][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.079247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.079267][ T32] task:kworker/0:715 state:D stack:0 pid:5123 tgid:5123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.079318][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.079358][ T32] Call trace: [ 1339.079403][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.079450][ T32] r10:8291a684 r9:eb71dd84 r8:00000002 r7:60000113 r6:eb71dd8c r5:855d1800 [ 1339.079473][ T32] r4:855d1800 [ 1339.079493][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.079534][ T32] r5:855d1800 r4:8291a680 [ 1339.079553][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.079589][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.079630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 [ 1339.079728][ T32] r4:00000000 [ 1339.079771][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.079810][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.079845][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.079920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f680 [ 1339.080040][ T32] r4:00000000 [ 1339.080083][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.080141][ T32] r9:83018005 r8:855d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1339.080167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.080208][ T32] r5:00001000 r4:eae97000 [ 1339.080271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.080369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.080441][ T32] r5:8562fb8c r4:8562f800 [ 1339.080464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.080511][ T32] r7:dddced80 r6:83018000 r5:8562fb8c r4:8542b100 [ 1339.080569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.080618][ T32] r10:61c88647 r9:855d1800 r8:8542b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.080640][ T32] r4:8542b100 [ 1339.080659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.080712][ T32] r10:00000000 r9:8542b100 r8:80287e08 r7:eb555e60 r6:854ccd80 r5:855d1800 [ 1339.080737][ T32] r4:00000001 [ 1339.080779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.080816][ T32] Exception stack(0xeb71dfb0 to 0xeb71dff8) [ 1339.080844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.080882][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.080912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.080940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.080962][ T32] r4:8542f480 [ 1339.081213][ T32] INFO: task kworker/0:715:5123 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.081246][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.081308][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.081389][ T32] Call trace: [ 1339.081424][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.081494][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.081533][ T32] r4:00000000 [ 1339.081605][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.081648][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.081697][ T32] 1d20: 8f954000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.081806][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.081835][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.081920][ T32] r5:80070013 r4:80239bb0 [ 1339.081964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.082007][ T32] r4:82ac21e4 [ 1339.082027][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.082098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.082126][ T32] r4:e0581dc0 [ 1339.082156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.082230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.082299][ T32] r4:00000000 [ 1339.082323][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.082369][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.082390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.082430][ T32] r5:00001000 r4:eecd1000 [ 1339.082472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.082536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.082582][ T32] r5:85d62f8c r4:85d62c00 [ 1339.082602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.082647][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.082678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.082728][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.082772][ T32] r4:8509f580 [ 1339.082794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.082839][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.082884][ T32] r4:00000001 [ 1339.082906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.082941][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.082967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.082995][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.083020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.083049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.083071][ T32] r4:8509db40 [ 1339.083091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.083114][ T32] INFO: task kworker/1:279:5124 blocked for more than 465 seconds. [ 1339.083140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.083167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.083188][ T32] task:kworker/1:279 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.083253][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.083306][ T32] Call trace: [ 1339.083336][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.083382][ T32] r10:8291a684 r9:eb721d84 r8:00000002 r7:60000113 r6:eb721d8c r5:855d2400 [ 1339.083405][ T32] r4:855d2400 [ 1339.083455][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.083524][ T32] r5:855d2400 r4:8291a680 [ 1339.083547][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.083586][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.083630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 1339.083653][ T32] r4:00000000 [ 1339.083684][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.106891][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.106976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.107023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6980 [ 1339.107059][ T32] r4:00000000 [ 1339.107085][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.107135][ T32] r9:83018205 r8:855d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1339.107167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.107245][ T32] r5:00001000 r4:dfa47000 [ 1339.107296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.107340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.107383][ T32] r5:84ada78c r4:84ada400 [ 1339.107404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.107451][ T32] r7:ddde2d80 r6:83018200 r5:84ada78c r4:854ccd00 [ 1339.107472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.107517][ T32] r10:61c88647 r9:855d2400 r8:854ccd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.107589][ T32] r4:854ccd00 [ 1339.107612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.107687][ T32] r10:00000000 r9:854ccd00 r8:80287e08 r7:eb6dde60 r6:854cce00 r5:855d2400 [ 1339.107713][ T32] r4:00000001 [ 1339.107733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.107781][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1339.107815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.107862][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.107892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.107920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.107942][ T32] r4:854a6b00 [ 1339.108422][ T32] INFO: task kworker/1:279:5124 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.108473][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.108570][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.108624][ T32] Call trace: [ 1339.108695][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.108747][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.108779][ T32] r4:00000000 [ 1339.108803][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.108864][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.108895][ T32] 1d20: 90105000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.108924][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.108958][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.108985][ T32] r5:80070013 r4:80239bb0 [ 1339.109015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.109058][ T32] r4:82ac21e4 [ 1339.109079][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.109122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.109145][ T32] r4:e0581dc0 [ 1339.109194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.109261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.109320][ T32] r4:00000000 [ 1339.109343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.109389][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.109410][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.109451][ T32] r5:00001000 r4:eecd1000 [ 1339.109472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.109510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.109574][ T32] r5:85d62f8c r4:85d62c00 [ 1339.109597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.109648][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.109681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.109755][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.109785][ T32] r4:8509f580 [ 1339.109806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.109854][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.109878][ T32] r4:00000001 [ 1339.109918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.109958][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.109985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.110012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.110038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.110087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.110113][ T32] r4:8509db40 [ 1339.110134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.110213][ T32] INFO: task kworker/1:280:5126 blocked for more than 465 seconds. [ 1339.110250][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.110307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.110353][ T32] task:kworker/1:280 state:D stack:0 pid:5126 tgid:5126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.110415][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.110461][ T32] Call trace: [ 1339.110526][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.110606][ T32] r10:8291a684 r9:eb725d84 r8:00000002 r7:60000113 r6:eb725d8c r5:855d3000 [ 1339.110632][ T32] r4:855d3000 [ 1339.110653][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.110695][ T32] r5:855d3000 r4:8291a680 [ 1339.110714][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.110774][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.110895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 [ 1339.110921][ T32] r4:00000000 [ 1339.110940][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.110974][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.111011][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.111052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ac940 [ 1339.111114][ T32] r4:00000000 [ 1339.111139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.111184][ T32] r9:83018205 r8:855d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1339.111205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.111246][ T32] r5:00001000 r4:eb55f000 [ 1339.111266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.111311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.111352][ T32] r5:84adaf8c r4:84adac00 [ 1339.111405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.111457][ T32] r7:ddde2d80 r6:83018200 r5:84adaf8c r4:854cce80 [ 1339.111480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.111540][ T32] r10:61c88647 r9:855d3000 r8:854cceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.111606][ T32] r4:854cce80 [ 1339.111630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.111697][ T32] r10:00000000 r9:854cce80 r8:80287e08 r7:eb721e60 r6:854ccf00 r5:855d3000 [ 1339.111742][ T32] r4:00000001 [ 1339.111799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.112511][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.112764][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.112795][ T32] 1d20: 90105000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.112825][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.112859][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.112885][ T32] r5:80070013 r4:80239bb0 [ 1339.112915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.112958][ T32] r4:82ac21e4 [ 1339.112979][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.113021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.113043][ T32] r4:e0581dc0 [ 1339.113062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.113102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.113124][ T32] r4:00000000 [ 1339.113144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.113206][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.113251][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.113301][ T32] r5:00001000 r4:eecd1000 [ 1339.113322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.113381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.113426][ T32] r5:85d62f8c r4:85d62c00 [ 1339.113447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.113492][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.113536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.113591][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.113615][ T32] r4:8509f580 [ 1339.113757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.133073][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.133127][ T32] r4:00000001 [ 1339.133152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.133211][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.133278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.133316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.133376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.133408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.133444][ T32] r4:8509db40 [ 1339.133470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.133577][ T32] INFO: task kworker/1:281:5127 blocked for more than 465 seconds. [ 1339.133737][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.134274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.134316][ T32] task:kworker/1:281 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.134377][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.134467][ T32] Call trace: [ 1339.134501][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.134585][ T32] r10:8291a684 r9:eb6f1d84 r8:00000002 r7:60000113 r6:eb6f1d8c r5:855d3c00 ** 2 printk messages dropped ** [ 1339.134856][ T32] r5:855d3c00 r4:8291a680 ** 2 printk messages dropped ** [ 1339.134995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 [ 1339.135021][ T32] r4:00000000 [ 1339.135040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.135075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.135112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.135151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ac040 [ 1339.135206][ T32] r4:00000000 [ 1339.135230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.135276][ T32] r9:83018205 r8:855d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1339.135305][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.135410][ T32] r5:00001000 r4:eae5d000 [ 1339.135436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.135519][ T32] r5:84adab8c r4:84ada800 ** 2 printk messages dropped ** [ 1339.135606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1339.136719][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1339.137251][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1339.137664][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 16 printk messages dropped ** [ 1339.138322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1339.139269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 ** 12 printk messages dropped ** [ 1339.139826][ T32] r5:84adb38c r4:84adb000 ** 4 printk messages dropped ** [ 1339.140025][ T32] r4:854ad080 ** 8 printk messages dropped ** [ 1339.140448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1339.141539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 1 printk messages dropped ** [ 1339.141584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.141651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.141698][ T32] r4:00000000 [ 1339.141753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.141849][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.141873][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.141939][ T32] r5:00001000 r4:eecd1000 [ 1339.141963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.142003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.142043][ T32] r5:85d62f8c r4:85d62c00 [ 1339.142062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.142107][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.142150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.142222][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.142269][ T32] r4:8509f580 [ 1339.142297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.142344][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.142368][ T32] r4:00000001 [ 1339.142387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.142421][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.142446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.142496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.142548][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.142579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.142624][ T32] r4:8509db40 [ 1339.142682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.142710][ T32] INFO: task kworker/0:716:5132 blocked for more than 465 seconds. [ 1339.142738][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.142797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.142844][ T32] task:kworker/0:716 state:D stack:0 pid:5132 tgid:5132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.142924][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.143037][ T32] Call trace: [ 1339.143071][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.143141][ T32] r10:8291a684 r9:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c r5:84ad6c00 [ 1339.143167][ T32] r4:84ad6c00 [ 1339.143211][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.143256][ T32] r5:84ad6c00 r4:8291a680 [ 1339.143310][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.143351][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.143392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 [ 1339.143435][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.143494][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1339.176731][ T32] r9:83018005 r8:84ad6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1339.177097][ T32] r5:8383ef8c r4:8383ec00 [ 1339.177123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.177194][ T32] r7:dddced80 r6:83018000 r5:8383ef8c r4:8542b180 [ 1339.177240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.177297][ T32] r10:61c88647 r9:84ad6c00 r8:8542b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.177321][ T32] r4:8542b180 [ 1339.177363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.177673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.178483][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1339.178781][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.178805][ T32] r5:80070013 r4:80239bb0 [ 1339.178826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.178890][ T32] r4:82ac21e4 [ 1339.178934][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.178979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.179002][ T32] r4:e0581dc0 [ 1339.179021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.179062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.179083][ T32] r4:00000000 [ 1339.179115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.179209][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.179235][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.179278][ T32] r5:00001000 r4:eecd1000 [ 1339.179325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.179367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.179408][ T32] r5:85d62f8c r4:85d62c00 [ 1339.179505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.179558][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.179580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.179638][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.179664][ T32] r4:8509f580 [ 1339.179682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.179730][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.179753][ T32] r4:00000001 [ 1339.179771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.179825][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.179855][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.179884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.179918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.179950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.179974][ T32] r4:8509db40 [ 1339.179998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.180027][ T32] INFO: task kworker/0:717:5134 blocked for more than 465 seconds. [ 1339.180081][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.180110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.180132][ T32] task:kworker/0:717 state:D stack:0 pid:5134 tgid:5134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.180190][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.180235][ T32] Call trace: [ 1339.180357][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.180409][ T32] r10:8291a684 r9:eb731d84 r8:00000002 r7:60000013 r6:eb731d8c r5:84ad6000 [ 1339.180454][ T32] r4:84ad6000 [ 1339.180478][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.180522][ T32] r5:84ad6000 r4:8291a680 [ 1339.180542][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.180580][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.180622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1339.180644][ T32] r4:00000000 [ 1339.180663][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.180697][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.180740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.180785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f8c0 [ 1339.180807][ T32] r4:00000000 [ 1339.180827][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.180890][ T32] r9:83018005 r8:84ad6000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1339.180940][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.180986][ T32] r5:00001000 r4:eb111000 [ 1339.181007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.181045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.181118][ T32] r5:8383fb8c r4:8383f800 [ 1339.181164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.181213][ T32] r7:dddced80 r6:83018000 r5:8383fb8c r4:8542b280 [ 1339.181256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.181315][ T32] r10:61c88647 r9:84ad6000 r8:8542b2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.181338][ T32] r4:8542b280 [ 1339.181357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.181401][ T32] r10:00000000 r9:8542b280 r8:80287e08 r7:eb6fde60 r6:8542b300 r5:84ad6000 [ 1339.181423][ T32] r4:00000001 [ 1339.181442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.181476][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1339.181502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.181530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.181556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.181584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.181628][ T32] r4:8542f800 [ 1339.181889][ T32] INFO: task kworker/0:717:5134 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.181923][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.182005][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.182049][ T32] Call trace: [ 1339.182142][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.182205][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.182253][ T32] r4:00000000 [ 1339.182275][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.182356][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.182387][ T32] 1d20: 90feb000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.182417][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.182484][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.182511][ T32] r5:80070013 r4:80239bb0 [ 1339.182550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.182614][ T32] r4:82ac21e4 [ 1339.182638][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.182681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.182704][ T32] r4:e0581dc0 [ 1339.182723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.182764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.182785][ T32] r4:00000000 [ 1339.182805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.182847][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.182867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.182907][ T32] r5:00001000 r4:eecd1000 [ 1339.182927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.182965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.183006][ T32] r5:85d62f8c r4:85d62c00 [ 1339.183026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.183071][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.183091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.183137][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.183220][ T32] r4:8509f580 [ 1339.183266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.183321][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.183344][ T32] r4:00000001 [ 1339.183362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.183417][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.183448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.183497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.183527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.183556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.183578][ T32] r4:8509db40 [ 1339.183618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.183669][ T32] INFO: task kworker/0:718:5136 blocked for more than 465 seconds. [ 1339.183796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.198636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.198681][ T32] task:kworker/0:718 state:D stack:0 pid:5136 tgid:5136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.198743][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.198847][ T32] Call trace: [ 1339.198887][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.198945][ T32] r10:8291a684 r9:eb72dd84 r8:00000002 r7:60000113 r6:eb72dd8c r5:84ad4800 [ 1339.198998][ T32] r4:84ad4800 [ 1339.199023][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.199066][ T32] r5:84ad4800 r4:8291a680 [ 1339.199087][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.199125][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.199289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 [ 1339.199317][ T32] r4:00000000 [ 1339.199337][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.199403][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.199473][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.199517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542fbc0 [ 1339.199543][ T32] r4:00000000 [ 1339.199606][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.199666][ T32] r9:83018005 r8:84ad4800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1339.199692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.199757][ T32] r5:00001000 r4:eb15b000 [ 1339.199782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.199823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.199864][ T32] r5:8564838c r4:85648000 [ 1339.199884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.199930][ T32] r7:dddced80 r6:83018000 r5:8564838c r4:8542b380 [ 1339.199971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.200022][ T32] r10:61c88647 r9:84ad4800 r8:8542b3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.200045][ T32] r4:8542b380 [ 1339.200064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.200108][ T32] r10:00000000 r9:8542b380 r8:80287e08 r7:eb6fde60 r6:8542b400 r5:84ad4800 [ 1339.200130][ T32] r4:00000001 [ 1339.200149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.200184][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) [ 1339.200211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.200239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.200274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.200354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.200390][ T32] r4:8542f800 [ 1339.200842][ T32] INFO: task kworker/0:718:5136 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.200926][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.200990][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.201033][ T32] Call trace: [ 1339.201091][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.201163][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.201190][ T32] r4:00000000 [ 1339.201210][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.201271][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.201307][ T32] 1d20: 91099000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.201337][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.201362][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.201396][ T32] r5:80070013 r4:80239bb0 [ 1339.201420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.201460][ T32] r4:82ac21e4 [ 1339.201491][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.201572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.201619][ T32] r4:e0581dc0 [ 1339.201665][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.201711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.201756][ T32] r4:00000000 [ 1339.201779][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.201825][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.201846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.201887][ T32] r5:00001000 r4:eecd1000 [ 1339.201927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.201969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.202032][ T32] r5:85d62f8c r4:85d62c00 [ 1339.202080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.202129][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.202150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.202197][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.202242][ T32] r4:8509f580 [ 1339.202265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.202318][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.202364][ T32] r4:00000001 [ 1339.202386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.202445][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.202474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.202503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.202529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.202561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.202606][ T32] r4:8509db40 [ 1339.202652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.202705][ T32] INFO: task kworker/0:719:5139 blocked for more than 465 seconds. [ 1339.202743][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.202789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.202814][ T32] task:kworker/0:719 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.202859][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.202901][ T32] Call trace: [ 1339.202980][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.203051][ T32] r10:8291a684 r9:eb739d84 r8:00000002 r7:60000113 r6:eb739d8c r5:84ad3000 [ 1339.203077][ T32] r4:84ad3000 [ 1339.203120][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.203186][ T32] r5:84ad3000 r4:8291a680 [ 1339.203209][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.203248][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.203297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1339.203320][ T32] r4:00000000 [ 1339.203339][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.203374][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.203435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.203497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9000 [ 1339.203603][ T32] r4:00000000 [ 1339.203628][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.203692][ T32] r9:83018005 r8:84ad3000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.217091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.217196][ T32] r5:00001000 r4:eb397000 [ 1339.217233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.217280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.217331][ T32] r5:8564938c r4:85649000 [ 1339.217353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.217399][ T32] r7:dddced80 r6:83018000 r5:8564938c r4:8542b480 [ 1339.217443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.217495][ T32] r10:61c88647 r9:84ad3000 r8:8542b4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.217518][ T32] r4:8542b480 [ 1339.217537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.217583][ T32] r10:00000000 r9:8542b480 r8:80287e08 r7:eb72de60 r6:8542b500 r5:84ad3000 [ 1339.217605][ T32] r4:00000001 [ 1339.217624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.217661][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1339.217690][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.217738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.217772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.217802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.217825][ T32] r4:8542fb80 [ 1339.218259][ T32] INFO: task kworker/0:719:5139 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.218301][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.218390][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.218449][ T32] Call trace: [ 1339.218482][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.218535][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.218580][ T32] r4:00000000 [ 1339.218604][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.218665][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.218696][ T32] 1d20: 91689000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.218745][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.218774][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.218807][ T32] r5:80070013 r4:80239bb0 [ 1339.218841][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.218886][ T32] r4:82ac21e4 [ 1339.218906][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.218948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.218971][ T32] r4:e0581dc0 [ 1339.218990][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.219031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.219052][ T32] r4:00000000 [ 1339.219094][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.219142][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.219164][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.219204][ T32] r5:00001000 r4:eecd1000 [ 1339.219224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.219261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.219306][ T32] r5:85d62f8c r4:85d62c00 [ 1339.219347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.219417][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.219462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.219525][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.219550][ T32] r4:8509f580 [ 1339.219570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.219649][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.219674][ T32] r4:00000001 [ 1339.219693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.219733][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.219759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.219809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.219841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.219893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.219918][ T32] r4:8509db40 [ 1339.219939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.219997][ T32] INFO: task kworker/0:720:5140 blocked for more than 465 seconds. [ 1339.220035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.220060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.220081][ T32] task:kworker/0:720 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.220126][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.220167][ T32] Call trace: [ 1339.220197][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.220253][ T32] r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000113 r6:eb73dd8c r5:84b5e000 [ 1339.220325][ T32] r4:84b5e000 [ 1339.220368][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.220424][ T32] r5:84b5e000 r4:8291a680 [ 1339.220469][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.220512][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.220554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1339.220576][ T32] r4:00000000 [ 1339.220595][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.220649][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.220721][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.220765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542fc80 [ 1339.220787][ T32] r4:00000000 [ 1339.220836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.220883][ T32] r9:83018005 r8:84b5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1339.220906][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.220948][ T32] r5:00001000 r4:eb31b000 [ 1339.220968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.221006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.221074][ T32] r5:8564878c r4:85648400 [ 1339.221097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.221163][ T32] r7:dddced80 r6:83018000 r5:8564878c r4:8542b580 [ 1339.221188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.221235][ T32] r10:61c88647 r9:84b5e000 r8:8542b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.221259][ T32] r4:8542b580 [ 1339.221277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.221344][ T32] r10:00000000 r9:8542b580 r8:80287e08 r7:eb739e60 r6:8542b600 r5:84b5e000 [ 1339.221370][ T32] r4:00000001 [ 1339.221390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.221424][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) [ 1339.221483][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.221527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.221557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.221606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.221631][ T32] r4:8542fcc0 [ 1339.221886][ T32] INFO: task kworker/0:720:5140 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.221920][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.222092][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.222155][ T32] Call trace: [ 1339.222199][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.222253][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.222277][ T32] r4:00000000 [ 1339.222312][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.222352][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.222379][ T32] 1d20: 91689000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.222408][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.222434][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.222457][ T32] r5:80070013 r4:80239bb0 [ 1339.222478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.222543][ T32] r4:82ac21e4 [ 1339.222568][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.222620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.222646][ T32] r4:e0581dc0 [ 1339.222666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.222708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.222729][ T32] r4:00000000 [ 1339.222749][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.222791][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.222812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.222854][ T32] r5:00001000 r4:eecd1000 [ 1339.222873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.222912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.222952][ T32] r5:85d62f8c r4:85d62c00 [ 1339.222971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.223016][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.223036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.223081][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.223114][ T32] r4:8509f580 [ 1339.223153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.223255][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.223295][ T32] r4:00000001 [ 1339.223318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.223365][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.223396][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.223424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.223450][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.223479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.223501][ T32] r4:8509db40 [ 1339.223520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.223550][ T32] INFO: task kworker/0:721:5142 blocked for more than 465 seconds. [ 1339.223578][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.223612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.223636][ T32] task:kworker/0:721 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.246714][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.246867][ T32] Call trace: [ 1339.246917][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.246992][ T32] r10:8291a684 r9:eb741d84 r8:00000002 r7:60000113 r6:eb741d8c r5:84a08000 [ 1339.247038][ T32] r4:84a08000 [ 1339.247082][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.247130][ T32] r5:84a08000 r4:8291a680 [ 1339.247151][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.247191][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1339.247256][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.247450][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.247689][ T32] r5:85648b8c r4:85648800 [ 1339.247710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.247757][ T32] r7:dddced80 r6:83018000 r5:85648b8c r4:8542b680 ** 1 printk messages dropped ** [ 1339.247824][ T32] r10:61c88647 r9:84a08000 r8:8542b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.248101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.248849][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.249151][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1339.249413][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1339.249631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.250007][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1339.250197][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1339.250383][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1339.250575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.250596][ T32] task:kworker/0:722 state:D stack:0 pid:5144 tgid:5144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.250656][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.250698][ T32] Call trace: [ 1339.250762][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.250846][ T32] r10:8291a684 r9:eb745d84 r8:00000002 r7:60000113 r6:eb745d8c r5:84a08c00 [ 1339.250943][ T32] r4:84a08c00 [ 1339.250968][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.251031][ T32] r5:84a08c00 r4:8291a680 [ 1339.251055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.251095][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.251137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1339.251168][ T32] r4:00000000 [ 1339.251190][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.251247][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.251315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.251379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba280 [ 1339.251426][ T32] r4:00000000 [ 1339.251449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.251494][ T32] r9:83018005 r8:84a08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1339.251517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.251558][ T32] r5:00001000 r4:eb371000 [ 1339.251598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.251640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.251683][ T32] r5:85648f8c r4:85648c00 [ 1339.251702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.251747][ T32] r7:dddced80 r6:83018000 r5:85648f8c r4:8542b780 [ 1339.251767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.251812][ T32] r10:61c88647 r9:84a08c00 r8:8542b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.251834][ T32] r4:8542b780 [ 1339.251853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.251896][ T32] r10:00000000 r9:8542b780 r8:80287e08 r7:eb739e60 r6:8542b800 r5:84a08c00 [ 1339.251939][ T32] r4:00000001 [ 1339.251975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.252035][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1339.252099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.252142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.252195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.252246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.252271][ T32] r4:8542fcc0 [ 1339.252595][ T32] INFO: task kworker/0:722:5144 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.252634][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.252691][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.252745][ T32] Call trace: [ 1339.252801][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.252852][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.252875][ T32] r4:00000000 [ 1339.252983][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.253026][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.253053][ T32] 1d20: 91b42000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.253082][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.253106][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.253129][ T32] r5:80070013 r4:80239bb0 [ 1339.253191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.253234][ T32] r4:82ac21e4 [ 1339.253255][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.253303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.253341][ T32] r4:e0581dc0 [ 1339.253364][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.253426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.253451][ T32] r4:00000000 [ 1339.253471][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.253515][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.253539][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.253581][ T32] r5:00001000 r4:eecd1000 [ 1339.253600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.253647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.270137][ T32] r5:85d62f8c r4:85d62c00 [ 1339.270218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.270299][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.270336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.270391][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.270414][ T32] r4:8509f580 [ 1339.270455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.270506][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.270530][ T32] r4:00000001 [ 1339.270586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.270676][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.270737][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.270812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.270871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.270954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.271005][ T32] r4:8509db40 [ 1339.271054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.271119][ T32] INFO: task kworker/0:723:5146 blocked for more than 465 seconds. [ 1339.271186][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.271235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.271275][ T32] task:kworker/0:723 state:D stack:0 pid:5146 tgid:5146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.271399][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.271521][ T32] Call trace: [ 1339.271616][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.271714][ T32] r10:8291a684 r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:84a09800 [ 1339.271858][ T32] r4:84a09800 [ 1339.271914][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.272002][ T32] r5:84a09800 r4:8291a680 [ 1339.272046][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.272137][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.272235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1339.272285][ T32] r4:00000000 [ 1339.272363][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.272434][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.272521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.272622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9240 [ 1339.272670][ T32] r4:00000000 [ 1339.272707][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.272791][ T32] r9:83018005 r8:84a09800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1339.272836][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.272951][ T32] r5:00001000 r4:eb3af000 [ 1339.273000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.273064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.273108][ T32] r5:8564978c r4:85649400 [ 1339.273147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.273196][ T32] r7:dddced80 r6:83018000 r5:8564978c r4:8542b880 [ 1339.273256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.273430][ T32] r10:61c88647 r9:84a09800 r8:8542b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.273502][ T32] r4:8542b880 [ 1339.273543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.273631][ T32] r10:00000000 r9:8542b880 r8:80287e08 r7:eb739e60 r6:8542b900 r5:84a09800 [ 1339.273662][ T32] r4:00000001 [ 1339.288723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1339.289115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.290384][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.290635][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1339.290864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1339.291329][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1339.291548][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1339.291880][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1339.292194][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1339.292553][ T32] task:kworker/0:724 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.293357][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.293540][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.303573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.304547][ T32] r7:dddced80 r6:83018000 r5:85649b8c r4:8542b980 ** 1 printk messages dropped ** [ 1339.304688][ T32] r10:61c88647 r9:84a0a400 r8:8542b9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.305231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1339.306433][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1339.307080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1339.307483][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 9 printk messages dropped ** [ 1339.307943][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1339.308105][ T32] r4:00000001 [ 1339.308149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.308190][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.308232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.308265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.308296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.308377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.308411][ T32] r4:8509db40 [ 1339.308455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.308511][ T32] INFO: task kworker/0:725:5150 blocked for more than 465 seconds. [ 1339.308555][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.308617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.308642][ T32] task:kworker/0:725 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.308716][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.308764][ T32] Call trace: [ 1339.308795][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.308844][ T32] r10:8291a684 r9:eb74dd84 r8:00000002 r7:60000113 r6:eb74dd8c r5:84a0b000 [ 1339.308868][ T32] r4:84a0b000 [ 1339.308905][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.308990][ T32] r5:84a0b000 r4:8291a680 [ 1339.309015][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.309057][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.309099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 [ 1339.309172][ T32] r4:00000000 [ 1339.309231][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.309304][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.309391][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.309476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9480 [ 1339.309525][ T32] r4:00000000 [ 1339.309581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.309642][ T32] r9:83018005 r8:84a0b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1339.309692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.309743][ T32] r5:00001000 r4:eb4af000 [ 1339.309764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.309802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.309843][ T32] r5:85649f8c r4:85649c00 [ 1339.309883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.309960][ T32] r7:dddced80 r6:83018000 r5:85649f8c r4:8542ba80 [ 1339.310006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.310056][ T32] r10:61c88647 r9:84a0b000 r8:8542baac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.310080][ T32] r4:8542ba80 [ 1339.310142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.310192][ T32] r10:00000000 r9:8542ba80 r8:80287e08 r7:eb735e60 r6:8542bb00 r5:84a0b000 [ 1339.310216][ T32] r4:00000001 [ 1339.310241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.310308][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 1339.310338][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.310368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.310395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.310423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.310446][ T32] r4:854c9340 [ 1339.310732][ T32] INFO: task kworker/0:725:5150 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.310775][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.310869][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.310969][ T32] Call trace: [ 1339.311045][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.311209][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.311271][ T32] r4:00000000 [ 1339.311348][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.311434][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.311494][ T32] 1d20: 91f8a000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.311580][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.311636][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.311688][ T32] r5:80070013 r4:80239bb0 [ 1339.311736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.311850][ T32] r4:82ac21e4 [ 1339.311913][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.312007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.312051][ T32] r4:e0581dc0 [ 1339.312074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.312120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.312177][ T32] r4:00000000 [ 1339.312230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.312356][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.312405][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.312492][ T32] r5:00001000 r4:eecd1000 [ 1339.312550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.312629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.312933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.313422][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1339.340871][ T32] INFO: task kworker/0:726:5152 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.341635][ T32] r4:84a0bc00 ** 4 printk messages dropped ** [ 1339.342016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 ** 5 printk messages dropped ** [ 1339.342505][ T32] r4:00000000 [ 1339.342562][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.342655][ T32] r9:83018005 r8:84a0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1339.342708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.342797][ T32] r5:00001000 r4:eb4f7000 [ 1339.342841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.342921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.343007][ T32] r5:8564a78c r4:8564a400 [ 1339.343054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.343164][ T32] r7:dddced80 r6:83018000 r5:8564a78c r4:8542bb80 [ 1339.343245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.343350][ T32] r10:61c88647 r9:84a0bc00 r8:8542bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.343402][ T32] r4:8542bb80 [ 1339.343448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.343553][ T32] r10:00000000 r9:8542bb80 r8:80287e08 r7:eb74de60 r6:8542bc00 r5:84a0bc00 [ 1339.343604][ T32] r4:00000001 [ 1339.343649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.357257][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1339.357457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.357542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.357615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.357684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.357774][ T32] r4:854c9400 [ 1339.358443][ T32] INFO: task kworker/0:726:5152 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.358502][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.358643][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.358770][ T32] Call trace: [ 1339.358845][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.358954][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.359015][ T32] r4:00000000 [ 1339.359072][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.359163][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.359262][ T32] 1d20: 9283e000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.359335][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.359400][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.359453][ T32] r5:80070013 r4:80239bb0 [ 1339.359522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.359621][ T32] r4:82ac21e4 [ 1339.359665][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.359761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.359809][ T32] r4:e0581dc0 [ 1339.359854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.359937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.359983][ T32] r4:00000000 [ 1339.360034][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.360136][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.360182][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.360263][ T32] r5:00001000 r4:eecd1000 [ 1339.360335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.360426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.360506][ T32] r5:85d62f8c r4:85d62c00 [ 1339.360554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.360639][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.360685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.360769][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.360814][ T32] r4:8509f580 [ 1339.360881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.360938][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.360961][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.361120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.361398][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.361760][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.362326][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.362818][ T32] r5:8564a38c r4:8564a000 [ 1339.362861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.362997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.363610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.378092][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.378671][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1339.378859][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.379128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1339.379825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.380586][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1339.380827][ T32] INFO: task kworker/0:728:5157 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.381433][ T32] r4:84a0d400 ** 4 printk messages dropped ** [ 1339.381802][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 ** 7 printk messages dropped ** [ 1339.382419][ T32] r9:83018005 r8:84a0d400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1339.382885][ T32] r5:8564ab8c r4:8564a800 ** 3 printk messages dropped ** [ 1339.383248][ T32] r10:61c88647 r9:84a0d400 r8:8542bdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1339.383436][ T32] r10:00000000 r9:8542bd80 r8:80287e08 r7:eb755e60 r6:8542be00 r5:84a0d400 [ 1339.383488][ T32] r4:00000001 [ 1339.383550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.383625][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 1339.383681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.404280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.404480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.404539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.404571][ T32] r4:854c97c0 [ 1339.405065][ T32] INFO: task kworker/0:728:5157 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.405110][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.405185][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.405248][ T32] Call trace: [ 1339.405299][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.405361][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.405387][ T32] r4:00000000 [ 1339.405408][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.405463][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.405511][ T32] 1d20: 92a9e000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.405573][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.405657][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.405685][ T32] r5:80070013 r4:80239bb0 [ 1339.405708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.405780][ T32] r4:82ac21e4 [ 1339.405804][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.405866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.405920][ T32] r4:e0581dc0 [ 1339.405969][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.406016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.406039][ T32] r4:00000000 [ 1339.406059][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.406130][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.406183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.406230][ T32] r5:00001000 r4:eecd1000 [ 1339.406251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.406291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.406350][ T32] r5:85d62f8c r4:85d62c00 [ 1339.406398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.406485][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.406512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.406592][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.406620][ T32] r4:8509f580 [ 1339.406641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.406689][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.406712][ T32] r4:00000001 [ 1339.406757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.406823][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.406853][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.406882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.406936][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.406996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.407078][ T32] r4:8509db40 [ 1339.407151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1339.407679][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.408135][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.408633][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.409243][ T32] r5:8564af8c r4:8564ac00 [ 1339.409301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.409406][ T32] r7:dddced80 r6:83018000 r5:8564af8c r4:8542be80 ** 1 printk messages dropped ** [ 1339.409544][ T32] r10:61c88647 r9:84a0e000 r8:8542beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.410122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.410933][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.411246][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1339.411667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1339.412423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.412994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.413285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.413346][ T32] INFO: task kworker/0:730:5160 blocked for more than 465 seconds. [ 1339.413406][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.413470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.413540][ T32] task:kworker/0:730 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.413647][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.444050][ T32] Call trace: [ 1339.444213][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.444299][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000013 r6:eb751d8c r5:84a0ec00 [ 1339.444367][ T32] r4:84a0ec00 [ 1339.444400][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.444475][ T32] r5:84a0ec00 r4:8291a680 [ 1339.444527][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.444590][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.444655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1339.444679][ T32] r4:00000000 [ 1339.444737][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.444783][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.444823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.444864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9d00 [ 1339.444887][ T32] r4:00000000 [ 1339.444907][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.444980][ T32] r9:83018005 r8:84a0ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1339.445007][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.445079][ T32] r5:00001000 r4:eb539000 [ 1339.445130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.445176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.445220][ T32] r5:8564b78c r4:8564b400 [ 1339.445296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.445350][ T32] r7:dddced80 r6:83018000 r5:8564b78c r4:8542bf80 [ 1339.445377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.445425][ T32] r10:61c88647 r9:84a0ec00 r8:8542bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.445448][ T32] r4:8542bf80 [ 1339.445468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.445512][ T32] r10:00000000 r9:8542bf80 r8:80287e08 r7:eb765e60 r6:854dd000 r5:84a0ec00 [ 1339.445535][ T32] r4:00000001 [ 1339.445561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.445598][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1339.445682][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.445741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.445771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.445826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1339.446404][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1339.446640][ T32] Call trace: [ 1339.446725][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.446778][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.446802][ T32] r4:00000000 [ 1339.446821][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.446922][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.446957][ T32] 1d20: 92db1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.446987][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.447014][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.447049][ T32] r5:80070013 r4:80239bb0 [ 1339.447117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.447164][ T32] r4:82ac21e4 [ 1339.447243][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.447348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.447401][ T32] r4:e0581dc0 [ 1339.447451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.447497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.447520][ T32] r4:00000000 [ 1339.447573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.447704][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.447789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.447885][ T32] r5:00001000 r4:eecd1000 [ 1339.447933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.448018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.448103][ T32] r5:85d62f8c r4:85d62c00 [ 1339.448147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.448244][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.448294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.448422][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.448469][ T32] r4:8509f580 [ 1339.448508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.448601][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.448671][ T32] r4:00000001 [ 1339.448716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.448787][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.448859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.448924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.448980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.449036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.449082][ T32] r4:8509db40 [ 1339.449123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.449192][ T32] INFO: task kworker/0:731:5162 blocked for more than 465 seconds. [ 1339.449252][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.449301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.449345][ T32] task:kworker/0:731 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.449471][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.449568][ T32] Call trace: [ 1339.449648][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.449744][ T32] r10:8291a684 r9:eb769d84 r8:00000002 r7:60000013 r6:eb769d8c r5:84510000 ** 4 printk messages dropped ** [ 1339.450022][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.450644][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.451150][ T32] r5:8564b38c r4:8564b000 [ 1339.451191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.451266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1339.451595][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.452364][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1339.453002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1339.453660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.477378][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1339.477660][ T32] r4:00000001 [ 1339.477726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.477833][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.477895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.477952][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.478027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.478102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.478167][ T32] r4:8509db40 [ 1339.478221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.478281][ T32] INFO: task kworker/0:732:5165 blocked for more than 465 seconds. [ 1339.478358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.478411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.478459][ T32] task:kworker/0:732 state:D stack:0 pid:5165 tgid:5165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.478582][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.478696][ T32] Call trace: [ 1339.478793][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.478909][ T32] r10:8291a684 r9:eb76dd84 r8:00000002 r7:60000013 r6:eb76dd8c r5:84511800 [ 1339.478961][ T32] r4:84511800 [ 1339.478985][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.479031][ T32] r5:84511800 r4:8291a680 [ 1339.479052][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.479092][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.479133][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 1339.479156][ T32] r4:00000000 [ 1339.479175][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.479223][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.479266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.479312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f540 [ 1339.479337][ T32] r4:00000000 [ 1339.479369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1339.479479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.479812][ T32] r5:8564bb8c r4:8564b800 ** 1 printk messages dropped ** [ 1339.479950][ T32] r7:dddced80 r6:83018000 r5:8564bb8c r4:854dd180 ** 2 printk messages dropped ** [ 1339.480175][ T32] r4:854dd180 ** 6 printk messages dropped ** [ 1339.480809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.481944][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1339.482361][ T32] r4:82ac21e4 [ 1339.482402][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.482486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.482580][ T32] r4:e0581dc0 [ 1339.482633][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.482721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.482784][ T32] r4:00000000 [ 1339.482846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.482941][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.482992][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.483075][ T32] r5:00001000 r4:eecd1000 [ 1339.483117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.483198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.483300][ T32] r5:85d62f8c r4:85d62c00 [ 1339.483375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.483518][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.483578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.483674][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.483795][ T32] r4:8509f580 [ 1339.506834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.507050][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.507109][ T32] r4:00000001 [ 1339.507149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.507207][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.507243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.507300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.507338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.507371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.507397][ T32] r4:8509db40 [ 1339.507421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.507452][ T32] INFO: task kworker/0:733:5167 blocked for more than 465 seconds. [ 1339.507510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.507539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.507571][ T32] task:kworker/0:733 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.507658][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.507736][ T32] Call trace: [ 1339.507775][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.507830][ T32] r10:8291a684 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:84512400 [ 1339.507853][ T32] r4:84512400 ** 1 printk messages dropped ** [ 1339.508023][ T32] r5:84512400 r4:8291a680 ** 5 printk messages dropped ** [ 1339.508293][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.508774][ T32] r5:855cc38c r4:855cc000 [ 1339.508795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.508841][ T32] r7:dddced80 r6:83018000 r5:855cc38c r4:854dd280 ** 2 printk messages dropped ** [ 1339.508960][ T32] r4:854dd280 ** 6 printk messages dropped ** [ 1339.509238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.510002][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.510233][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1339.510646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1339.511120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.511773][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1339.511949][ T32] INFO: task kworker/0:734:5168 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.512645][ T32] r4:84513000 ** 5 printk messages dropped ** [ 1339.513142][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.513557][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.529604][ T32] r5:8564bf8c r4:8564bc00 [ 1339.529626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.529878][ T32] r10:00000000 r9:854dd380 r8:80287e08 r7:eb779e60 r6:854dd400 r5:84513000 [ 1339.529926][ T32] r4:00000001 [ 1339.529951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.530060][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1339.530102][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.530133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.530186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.530218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.530251][ T32] r4:84872080 [ 1339.530701][ T32] INFO: task kworker/0:734:5168 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.530740][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.530826][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.530877][ T32] Call trace: [ 1339.530909][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.530962][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.530999][ T32] r4:00000000 [ 1339.531024][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.531076][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.531108][ T32] 1d20: 932f4000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.531138][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.531164][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.531188][ T32] r5:80070013 r4:80239bb0 [ 1339.531210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.531250][ T32] r4:82ac21e4 [ 1339.531270][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.531338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.531365][ T32] r4:e0581dc0 [ 1339.531396][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.531444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.531466][ T32] r4:00000000 [ 1339.531491][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.531536][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.531565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.531607][ T32] r5:00001000 r4:eecd1000 [ 1339.531652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.531722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.531778][ T32] r5:85d62f8c r4:85d62c00 [ 1339.531803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.531850][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.531896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.531948][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.531996][ T32] r4:8509f580 [ 1339.532043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.532110][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.532143][ T32] r4:00000001 [ 1339.532218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.532335][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.532438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.532508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.532578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.532638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.532689][ T32] r4:8509db40 [ 1339.532732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.532807][ T32] INFO: task kworker/1:283:5170 blocked for more than 465 seconds. [ 1339.532876][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1339.533394][ T32] r10:8291a684 r9:eb771d84 r8:00000002 r7:60000113 r6:eb771d8c r5:855d6000 ** 5 printk messages dropped ** [ 1339.552943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 1339.552994][ T32] r4:00000000 [ 1339.553052][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.553133][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.553216][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.553303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ebe80 [ 1339.553351][ T32] r4:00000000 [ 1339.553391][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.553476][ T32] r9:83018205 r8:855d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.553520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.553611][ T32] r5:00001000 r4:e0865000 [ 1339.553653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.554398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.554551][ T32] r5:84adbb8c r4:84adb800 [ 1339.554600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.554690][ T32] r7:ddde2d80 r6:83018200 r5:84adbb8c r4:854ad180 [ 1339.554734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.554825][ T32] r10:61c88647 r9:855d6000 r8:854ad1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.554930][ T32] r4:854ad180 [ 1339.554996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.555091][ T32] r10:00000000 r9:854ad180 r8:80287e08 r7:eb729e60 r6:854ad200 r5:855d6000 ** 5 printk messages dropped ** [ 1339.555465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.556769][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.557398][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1339.557630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1339.558440][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1339.558866][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.559300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.560043][ T32] r10:8291a684 r9:eb77dd84 r8:00000002 r7:60000013 r6:eb77dd8c r5:855d6c00 ** 5 printk messages dropped ** [ 1339.560515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 ** 8 printk messages dropped ** [ 1339.561154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.561458][ T32] r5:855ccb8c r4:855cc800 ** 3 printk messages dropped ** [ 1339.561780][ T32] r10:61c88647 r9:855d6c00 r8:854dd4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.562447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.563525][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.589279][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.589538][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1339.589732][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1339.590126][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.590381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.590743][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.591159][ T32] r5:855d5400 r4:8291a680 ** 5 printk messages dropped ** [ 1339.591863][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.591986][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.592349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ebc80 [ 1339.592556][ T32] r4:00000000 [ 1339.592686][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.592782][ T32] r9:83018205 r8:855d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1339.592903][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.593024][ T32] r5:00001000 r4:eb805000 [ 1339.593076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.593155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.593234][ T32] r5:84adb78c r4:84adb400 [ 1339.593287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.593377][ T32] r7:ddde2d80 r6:83018200 r5:84adb78c r4:854ad300 [ 1339.593418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.593505][ T32] r10:61c88647 r9:855d5400 r8:854ad32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.593557][ T32] r4:854ad300 [ 1339.593861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.614492][ T32] r10:00000000 r9:854ad300 r8:80287e08 r7:eb771e60 r6:854ad380 r5:855d5400 [ 1339.614576][ T32] r4:00000001 [ 1339.615176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.615239][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) [ 1339.615336][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.615698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.615731][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.615761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.615784][ T32] r4:854ac800 [ 1339.616224][ T32] INFO: task kworker/1:284:5173 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.616315][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.617339][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.617410][ T32] Call trace: [ 1339.618184][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.618613][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.618643][ T32] r4:00000000 [ 1339.618666][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.618708][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.618821][ T32] 1d20: 93a2c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.618855][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.618950][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.618978][ T32] r5:80070013 r4:80239bb0 [ 1339.619207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.619291][ T32] r4:82ac21e4 [ 1339.619912][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.620325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.620356][ T32] r4:e0581dc0 [ 1339.620377][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.620486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.620513][ T32] r4:00000000 [ 1339.620535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.621548][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.621576][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.621855][ T32] r5:00001000 r4:eecd1000 [ 1339.621881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.622588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.622807][ T32] r5:85d62f8c r4:85d62c00 [ 1339.622833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.622883][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.622925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.622978][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.623039][ T32] r4:8509f580 [ 1339.623103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.623160][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.623612][ T32] r4:00000001 [ 1339.623636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.623675][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.623774][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.644362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.644417][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.644467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.644498][ T32] r4:8509db40 [ 1339.644536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.644577][ T32] INFO: task kworker/0:736:5175 blocked for more than 466 seconds. [ 1339.644613][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.644640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.644664][ T32] task:kworker/0:736 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.644740][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.644893][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.645114][ T32] r4:855d0000 ** 4 printk messages dropped ** [ 1339.645371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 ** 9 printk messages dropped ** [ 1339.645863][ T32] r5:00001000 r4:eb58f000 ** 2 printk messages dropped ** [ 1339.645965][ T32] r5:855cc78c r4:855cc400 ** 2 printk messages dropped ** [ 1339.646060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1339.646408][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.647335][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1339.647717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1339.647987][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1339.648203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.648537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.648820][ T32] task:kworker/0:737 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.649385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1339.649407][ T32] r4:00000000 [ 1339.649427][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.649463][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.649496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.649536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84872980 [ 1339.649565][ T32] r4:00000000 [ 1339.649585][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.649629][ T32] r9:83018005 r8:8560b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1339.649651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.649692][ T32] r5:00001000 r4:eb5bd000 [ 1339.649715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.649755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.649808][ T32] r5:855cd38c r4:855cd000 [ 1339.649832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.649879][ T32] r7:dddced80 r6:83018000 r5:855cd38c r4:854dd580 [ 1339.649912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.649962][ T32] r10:61c88647 r9:8560b000 r8:854dd5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.649984][ T32] r4:854dd580 [ 1339.650027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.650074][ T32] r10:00000000 r9:854dd580 r8:80287e08 r7:eb77de60 r6:854ad480 r5:8560b000 [ 1339.650125][ T32] r4:00000001 [ 1339.650148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.650183][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 1339.650209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.650245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.650332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.650420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.650473][ T32] r4:84872500 [ 1339.650826][ T32] INFO: task kworker/0:737:5178 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.650936][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.651000][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.651044][ T32] Call trace: [ 1339.651074][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.651124][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.651146][ T32] r4:00000000 [ 1339.651236][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.651388][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.651438][ T32] 1d20: 93e0f000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.651510][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.651540][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.651625][ T32] r5:80070013 r4:80239bb0 [ 1339.651650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.651691][ T32] r4:82ac21e4 [ 1339.651711][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.651754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.651799][ T32] r4:e0581dc0 [ 1339.651823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.651865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.652162][ T32] r4:00000000 [ 1339.652282][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.652488][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.652515][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.652566][ T32] r5:00001000 r4:eecd1000 [ 1339.652613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.653092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.653139][ T32] r5:85d62f8c r4:85d62c00 [ 1339.653160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.653648][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.653687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.676997][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.677046][ T32] r4:8509f580 [ 1339.677099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.677173][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.677202][ T32] r4:00000001 [ 1339.677228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.677296][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.677334][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.677390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.677421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.677451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1339.677554][ T32] INFO: task kworker/0:738:5179 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.677999][ T32] r4:85668000 ** 4 printk messages dropped ** [ 1339.678170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 ** 9 printk messages dropped ** [ 1339.678526][ T32] r5:00001000 r4:eb5b1000 ** 2 printk messages dropped ** [ 1339.678659][ T32] r5:855ccf8c r4:855ccc00 ** 3 printk messages dropped ** [ 1339.678914][ T32] r10:61c88647 r9:85668000 r8:854dd62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1339.679777][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.680210][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1339.680623][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.680940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.681285][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1339.681586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1339.682026][ T32] r4:85669800 ** 1 printk messages dropped ** [ 1339.682088][ T32] r5:85669800 r4:8291a680 [ 1339.682108][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.682170][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.682215][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1339.682279][ T32] r4:00000000 [ 1339.682302][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.682337][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.682371][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.682411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9e40 [ 1339.682553][ T32] r4:00000000 [ 1339.683026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.683079][ T32] r9:83018005 r8:85669800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1339.683312][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.683736][ T32] r5:00001000 r4:eb7c3000 [ 1339.707706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.707913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.707969][ T32] r5:855ce38c r4:855ce000 [ 1339.707994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.708043][ T32] r7:dddced80 r6:83018000 r5:855ce38c r4:854dd680 [ 1339.708148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.708363][ T32] r10:61c88647 r9:85669800 r8:854dd6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.708396][ T32] r4:854dd680 [ 1339.708418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.708525][ T32] r10:00000000 r9:854dd680 r8:80287e08 r7:eb791e60 r6:854ad580 r5:85669800 [ 1339.708558][ T32] r4:00000001 [ 1339.708580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.708619][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1339.708649][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.708733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.708861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.708983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.709054][ T32] r4:84872b40 [ 1339.709506][ T32] INFO: task kworker/0:739:5181 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.709550][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.709623][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.709670][ T32] Call trace: [ 1339.709782][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.709894][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.709922][ T32] r4:00000000 [ 1339.710009][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.710053][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.710081][ T32] 1d20: 945e2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.710111][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.710139][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.710162][ T32] r5:80070013 r4:80239bb0 [ 1339.710183][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.710304][ T32] r4:82ac21e4 [ 1339.710411][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.710521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.710552][ T32] r4:e0581dc0 [ 1339.710641][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.710687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.710710][ T32] r4:00000000 [ 1339.710731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.710778][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.710805][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.710896][ T32] r5:00001000 r4:eecd1000 [ 1339.710923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.710963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.711007][ T32] r5:85d62f8c r4:85d62c00 [ 1339.711028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.711074][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.711232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.711284][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.711308][ T32] r4:8509f580 [ 1339.711337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.711534][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.711569][ T32] r4:00000001 [ 1339.711590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.711741][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.711840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.711953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.712052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.712149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.712178][ T32] r4:8509db40 [ 1339.712199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.712228][ T32] INFO: task kworker/0:740:5183 blocked for more than 466 seconds. [ 1339.712263][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.712288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.712391][ T32] task:kworker/0:740 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.712525][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.712782][ T32] r4:8566b000 ** 4 printk messages dropped ** [ 1339.713161][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 ** 7 printk messages dropped ** [ 1339.713557][ T32] r9:83018005 r8:8566b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 ** 4 printk messages dropped ** [ 1339.725215][ T32] r5:855cd78c r4:855cd400 ** 3 printk messages dropped ** [ 1339.725424][ T32] r10:61c88647 r9:8566b000 r8:854dd72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1339.725615][ T32] r10:00000000 r9:854dd700 r8:80287e08 r7:eb79de60 r6:854ad600 r5:8566b000 [ 1339.725721][ T32] r4:00000001 [ 1339.725829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.725873][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) [ 1339.725905][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.726018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.726051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.726081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.726127][ T32] r4:848729c0 [ 1339.726602][ T32] INFO: task kworker/0:740:5183 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.726644][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.726771][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.726817][ T32] Call trace: [ 1339.727034][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.727128][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.727156][ T32] r4:00000000 [ 1339.727177][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.727233][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.727569][ T32] 1d20: 945e2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.727671][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.727703][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.727728][ T32] r5:80070013 r4:80239bb0 [ 1339.727788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.727946][ T32] r4:82ac21e4 [ 1339.728067][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.728182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.728211][ T32] r4:e0581dc0 [ 1339.728231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.728383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.728535][ T32] r4:00000000 [ 1339.728566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.728655][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.728683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.728728][ T32] r5:00001000 r4:eecd1000 [ 1339.728777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.728821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.728864][ T32] r5:85d62f8c r4:85d62c00 [ 1339.729038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.729091][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.729112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.729257][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.729286][ T32] r4:8509f580 [ 1339.729308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.729354][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.729377][ T32] r4:00000001 [ 1339.729397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1339.729485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.729591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.729621][ T32] INFO: task kworker/0:741:5185 blocked for more than 466 seconds. [ 1339.729656][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.729682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.729704][ T32] task:kworker/0:741 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.729753][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.729876][ T32] Call trace: [ 1339.729908][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.729985][ T32] r10:8291a684 r9:eb781d84 r8:00000002 r7:60000113 r6:eb781d8c r5:84513c00 [ 1339.730013][ T32] r4:84513c00 [ 1339.730045][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.730159][ T32] r5:84513c00 r4:8291a680 [ 1339.730183][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.730225][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.730268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1339.730290][ T32] r4:00000000 [ 1339.730310][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.730344][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.730474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.730549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84872c40 [ 1339.730576][ T32] r4:00000000 [ 1339.730598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1339.730820][ T32] r5:855cdb8c r4:855cd800 [ 1339.730864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.730934][ T32] r7:dddced80 r6:83018000 r5:855cdb8c r4:854dd780 ** 4 printk messages dropped ** [ 1339.731093][ T32] r10:00000000 r9:854dd780 r8:80287e08 r7:eb79de60 r6:854dd800 r5:84513c00 ** 9 printk messages dropped ** [ 1339.731660][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.732365][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1339.732751][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.733100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.733612][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1339.767939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1339.768616][ T32] r4:84514800 ** 4 printk messages dropped ** [ 1339.768962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 ** 5 printk messages dropped ** [ 1339.769291][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.769489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.769629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1339.770003][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.771299][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.771595][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1339.771875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1339.772596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.772909][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.773233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.781193][ T32] r10:8291a684 r9:eb7b9d84 r8:00000002 r7:60000113 r6:eb7b9d8c r5:84515400 ** 8 printk messages dropped ** [ 1339.781835][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.782647][ T32] r5:855ce78c r4:855ce400 ** 1 printk messages dropped ** [ 1339.783895][ T32] r7:dddced80 r6:83018000 r5:855ce78c r4:854dd980 ** 4 printk messages dropped ** [ 1339.800411][ T32] r10:00000000 r9:854dd980 r8:80287e08 r7:eb79de60 r6:854dda00 r5:84515400 ** 9 printk messages dropped ** [ 1339.801396][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1339.801714][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.801737][ T32] r4:00000000 [ 1339.801763][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.801804][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.801832][ T32] 1d20: 94dc5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.802122][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.802162][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.802187][ T32] r5:80070013 r4:80239bb0 [ 1339.802209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.802251][ T32] r4:82ac21e4 [ 1339.802272][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.802321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.802445][ T32] r4:e0581dc0 [ 1339.802471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.802514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.802536][ T32] r4:00000000 [ 1339.802565][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.802613][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.802636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.802925][ T32] r5:00001000 r4:eecd1000 [ 1339.802957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.803000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.803305][ T32] r5:85d62f8c r4:85d62c00 [ 1339.803338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.803388][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.803410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.803548][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.803577][ T32] r4:8509f580 [ 1339.803598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.803675][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.803800][ T32] r4:00000001 [ 1339.816275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.816405][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.816531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.816636][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.816667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.816752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.816864][ T32] r4:8509db40 [ 1339.816892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.816936][ T32] INFO: task kworker/0:744:5192 blocked for more than 466 seconds. [ 1339.816972][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.816997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.817021][ T32] task:kworker/0:744 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.817217][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.817318][ T32] Call trace: [ 1339.817424][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.817478][ T32] r10:8291a684 r9:eb78dd84 r8:00000002 r7:60000113 r6:eb78dd8c r5:84516000 [ 1339.817528][ T32] r4:84516000 [ 1339.817559][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.817628][ T32] r5:84516000 r4:8291a680 [ 1339.817682][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.817725][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.817767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 1339.817791][ T32] r4:00000000 [ 1339.817810][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.817869][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.817910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.817977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af7240 [ 1339.818028][ T32] r4:00000000 [ 1339.818117][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.818167][ T32] r9:83018005 r8:84516000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1339.818190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.818234][ T32] r5:00001000 r4:eb7d7000 [ 1339.818260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.818351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.818397][ T32] r5:855ceb8c r4:855ce800 [ 1339.818418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.818464][ T32] r7:dddced80 r6:83018000 r5:855ceb8c r4:854dda80 [ 1339.818485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.818548][ T32] r10:61c88647 r9:84516000 r8:854ddaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.818601][ T32] r4:854dda80 [ 1339.818624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.818670][ T32] r10:00000000 r9:854dda80 r8:80287e08 r7:eb7b9e60 r6:854ddb00 r5:84516000 [ 1339.818692][ T32] r4:00000001 [ 1339.818711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.818747][ T32] Exception stack(0xeb78dfb0 to 0xeb78dff8) [ 1339.818774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.818827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.818942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1339.820792][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.821145][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1339.821500][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1339.822102][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1339.845624][ T32] task:kworker/0:745 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1339.846616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af73c0 ** 11 printk messages dropped ** [ 1339.847527][ T32] r10:61c88647 r9:84516c00 r8:854ddbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.848010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.849936][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1339.850100][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.850128][ T32] 1d20: 95284000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.850312][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.850343][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.850367][ T32] r5:80070013 r4:80239bb0 [ 1339.850388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.850639][ T32] r4:82ac21e4 [ 1339.850677][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.850723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.850746][ T32] r4:e0581dc0 [ 1339.850767][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.850827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.850897][ T32] r4:00000000 [ 1339.850956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.851006][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.851028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.851070][ T32] r5:00001000 r4:eecd1000 [ 1339.851091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.851130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.851188][ T32] r5:85d62f8c r4:85d62c00 [ 1339.851212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.851272][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.851303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.851352][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.851384][ T32] r4:8509f580 [ 1339.851432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.851490][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.851514][ T32] r4:00000001 [ 1339.851687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.851728][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.851755][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.851782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.852555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.852596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.852621][ T32] r4:8509db40 [ 1339.852781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.852814][ T32] INFO: task kworker/0:746:5196 blocked for more than 466 seconds. [ 1339.852849][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.852905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.852930][ T32] task:kworker/0:746 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.853148][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.853191][ T32] Call trace: [ 1339.853220][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.853280][ T32] r10:8291a684 r9:eb7d5d84 r8:00000002 r7:60000113 r6:eb7d5d8c r5:84510c00 [ 1339.853315][ T32] r4:84510c00 [ 1339.853338][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.853382][ T32] r5:84510c00 r4:8291a680 [ 1339.853402][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.853447][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.853491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 [ 1339.853514][ T32] r4:00000000 [ 1339.853533][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.853631][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.853682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.870870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af7480 [ 1339.870940][ T32] r4:00000000 [ 1339.871252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.871570][ T32] r9:83018005 r8:84510c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1339.871810][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.871941][ T32] r5:00001000 r4:eb7eb000 [ 1339.871989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.872451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.872669][ T32] r5:855cf38c r4:855cf000 [ 1339.872716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.872777][ T32] r7:dddced80 r6:83018000 r5:855cf38c r4:854ddc80 [ 1339.872829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.872891][ T32] r10:61c88647 r9:84510c00 r8:854ddcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.873005][ T32] r4:854ddc80 [ 1339.873033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.873380][ T32] r10:00000000 r9:854ddc80 r8:80287e08 r7:eb7cde60 r6:854ddd00 r5:84510c00 [ 1339.873412][ T32] r4:00000001 [ 1339.873435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.873560][ T32] Exception stack(0xeb7d5fb0 to 0xeb7d5ff8) [ 1339.873601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.873635][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.873674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.873830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.884511][ T32] r4:84af7300 [ 1339.884991][ T32] INFO: task kworker/0:746:5196 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.885035][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.885112][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.885174][ T32] Call trace: [ 1339.885209][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1339.885521][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1339.886178][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.886369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1339.886689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.886979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.887261][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.887717][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.888025][ T32] r9:83018005 r8:856a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 ** 4 printk messages dropped ** [ 1339.888247][ T32] r5:855cf78c r4:855cf400 ** 3 printk messages dropped ** [ 1339.888430][ T32] r10:61c88647 r9:856a8000 r8:854dddac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.888709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.889554][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1339.890041][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1339.890370][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1339.890783][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.892132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.892641][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.893035][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.893551][ T32] r5:00001000 r4:eb7ff000 ** 2 printk messages dropped ** [ 1339.916402][ T32] r5:855cfb8c r4:855cf800 ** 3 printk messages dropped ** [ 1339.916685][ T32] r10:61c88647 r9:856a9800 r8:854ddeac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.916922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.917714][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.917790][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.917869][ T32] Call trace: [ 1339.917958][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.918041][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1339.918254][ T32] r4:00000000 [ 1339.918278][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.918321][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1339.918350][ T32] 1d20: 95a38000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1339.918379][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1339.918405][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.918428][ T32] r5:80070013 r4:80239bb0 [ 1339.918449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.918491][ T32] r4:82ac21e4 [ 1339.918511][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.918560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1339.918666][ T32] r4:e0581dc0 [ 1339.918691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.918734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1339.918781][ T32] r4:00000000 [ 1339.918895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.918946][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1339.918968][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.919193][ T32] r5:00001000 r4:eecd1000 [ 1339.919219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.919301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.919417][ T32] r5:85d62f8c r4:85d62c00 [ 1339.919454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.919552][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1339.919578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.919627][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.919746][ T32] r4:8509f580 [ 1339.919770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.919855][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1339.920064][ T32] r4:00000001 [ 1339.920141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.920181][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1339.920293][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.920384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.920514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.920552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.920608][ T32] r4:8509db40 [ 1339.920632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.920662][ T32] INFO: task kworker/0:749:5201 blocked for more than 466 seconds. [ 1339.920695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.920726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.920749][ T32] task:kworker/0:749 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.920856][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.921371][ T32] Call trace: [ 1339.921452][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.921599][ T32] r10:8291a684 r9:eb809d84 r8:00000002 r7:60000113 r6:eb809d8c r5:856aa400 [ 1339.921832][ T32] r4:856aa400 [ 1339.921857][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.922526][ T32] r5:856aa400 r4:8291a680 [ 1339.922737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.923331][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.923522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 [ 1339.923557][ T32] r4:00000000 [ 1339.923580][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.923618][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.923796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.946453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84872f00 [ 1339.946499][ T32] r4:00000000 [ 1339.946531][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.946597][ T32] r9:83018005 r8:856aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1339.946621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.946668][ T32] r5:00001000 r4:eb823000 [ 1339.946689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.946728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.946785][ T32] r5:856d478c r4:856d4400 [ 1339.946849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.946906][ T32] r7:dddced80 r6:83018000 r5:856d478c r4:854ddf80 [ 1339.946929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.947020][ T32] r10:61c88647 r9:856aa400 r8:854ddfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.947136][ T32] r4:854ddf80 [ 1339.947161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.947236][ T32] r10:00000000 r9:854ddf80 r8:80287e08 r7:eb7e1e60 r6:84a26000 r5:856aa400 [ 1339.947263][ T32] r4:00000001 [ 1339.947446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.947513][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1339.947551][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.947581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.947609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.947639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.947661][ T32] r4:84af7780 [ 1339.948089][ T32] INFO: task kworker/0:749:5201 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1339.948127][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.948197][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.948898][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 13 printk messages dropped ** [ 1339.949665][ T32] r5:00001000 r4:eecd1000 ** 9 printk messages dropped ** [ 1339.950243][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 13 printk messages dropped ** [ 1339.950806][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1339.952192][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.952739][ T32] r5:855cff8c r4:855cfc00 ** 2 printk messages dropped ** [ 1339.952956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1339.970909][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1339.991693][ T32] r5:00001000 r4:eecd1000 ** 10 printk messages dropped ** [ 1339.992976][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1340.020919][ T32] INFO: task kworker/0:751:5206 blocked for more than 466 seconds. [ 1340.020960][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.021581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.021965][ T32] task:kworker/0:751 state:D stack:0 pid:5206 tgid:5206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.022045][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.022109][ T32] Call trace: [ 1340.022312][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.023647][ T32] r10:8291a684 r9:eb821d84 r8:00000002 r7:60000013 r6:eb821d8c r5:856ac800 [ 1340.023787][ T32] r4:856ac800 [ 1340.040103][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.040202][ T32] r5:856ac800 r4:8291a680 [ 1340.040255][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.040416][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.040466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1340.040532][ T32] r4:00000000 [ 1340.040564][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.040602][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.040681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.040782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af7d00 [ 1340.040834][ T32] r4:00000000 [ 1340.040859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.041127][ T32] r5:856d438c r4:856d4000 [ 1340.041229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.041931][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.042303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.042327][ T32] r4:84af7a40 [ 1340.042785][ T32] INFO: task kworker/0:751:5206 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.042999][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.043186][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.043309][ T32] Call trace: [ 1340.043343][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.043393][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.043417][ T32] r4:00000000 [ 1340.043437][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.043475][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.043504][ T32] 1d20: 967e7000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.043532][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 11 printk messages dropped ** [ 1340.053384][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 13 printk messages dropped ** [ 1340.065327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1340.066119][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1340.066511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.067032][ T32] r5:856d4f8c r4:856d4c00 ** 1 printk messages dropped ** [ 1340.067193][ T32] r7:dddced80 r6:83018000 r5:856d4f8c r4:84a26280 ** 9 printk messages dropped ** [ 1340.067676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1340.068955][ T32] 1d20: 96a07000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 17 printk messages dropped ** [ 1340.070481][ T32] r5:85d62f8c r4:85d62c00 ** 8 printk messages dropped ** [ 1340.071163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1340.072144][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1340.073196][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.094577][ T32] r5:856d4b8c r4:856d4800 ** 6 printk messages dropped ** [ 1340.095224][ T32] r10:00000000 r9:84a26380 r8:80287e08 r7:eb3cde60 r6:84a26400 r5:856ad400 ** 14 printk messages dropped ** [ 1340.097377][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.097598][ T32] 1d20: 96bb9000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.097682][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.097744][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.097803][ T32] r5:80070013 r4:80239bb0 [ 1340.097850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.097942][ T32] r4:82ac21e4 [ 1340.097992][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.098110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.098177][ T32] r4:e0581dc0 [ 1340.098228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.098343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.098407][ T32] r4:00000000 [ 1340.098508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.098636][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.098695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.098791][ T32] r5:00001000 r4:eecd1000 [ 1340.098841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.098930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.099023][ T32] r5:85d62f8c r4:85d62c00 [ 1340.099075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.099181][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.099233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.099349][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.099408][ T32] r4:8509f580 [ 1340.099491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.099633][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.099700][ T32] r4:00000001 [ 1340.099771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.099890][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.099977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.100059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.100137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.100202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.100271][ T32] r4:8509db40 [ 1340.100346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.100409][ T32] INFO: task kworker/0:754:5213 blocked for more than 466 seconds. [ 1340.100478][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.100535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.100588][ T32] task:kworker/0:754 state:D stack:0 pid:5213 tgid:5213 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.101543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 ** 12 printk messages dropped ** [ 1340.102657][ T32] r5:856d5b8c r4:856d5800 [ 1340.102707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.103569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1340.129050][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1340.129882][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1340.130920][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.131805][ T32] r4:8509db40 ** 9 printk messages dropped ** [ 1340.132660][ T32] r4:8566a400 ** 7 printk messages dropped ** [ 1340.133249][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.155110][ T32] r5:8566438c r4:85664000 ** 4 printk messages dropped ** [ 1340.155507][ T32] r4:854ad680 ** 4 printk messages dropped ** [ 1340.155935][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1340.156009][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.156081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.156171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.156258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.156359][ T32] r4:849ebe00 [ 1340.156954][ T32] INFO: task kworker/1:285:5215 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.157013][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.157091][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.157142][ T32] Call trace: [ 1340.157176][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.157233][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.157258][ T32] r4:00000000 [ 1340.157280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.157321][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.157353][ T32] 1d20: 96efe000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.157384][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.157435][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.157471][ T32] r5:80070013 r4:80239bb0 [ 1340.157493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.157580][ T32] r4:82ac21e4 [ 1340.157609][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.157657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.157681][ T32] r4:e0581dc0 [ 1340.157702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.157763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.157795][ T32] r4:00000000 [ 1340.157869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.157930][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.157958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.158011][ T32] r5:00001000 r4:eecd1000 [ 1340.158062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.158135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.158183][ T32] r5:85d62f8c r4:85d62c00 [ 1340.158205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.158408][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1340.159108][ T32] INFO: task kworker/1:286:5216 blocked for more than 466 seconds. ** 11 printk messages dropped ** [ 1340.159748][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1340.160484][ T32] r5:856d538c r4:856d5000 [ 1340.160504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.161061][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) ** 10 printk messages dropped ** [ 1340.161799][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 16 printk messages dropped ** [ 1340.163312][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 15 printk messages dropped ** [ 1340.191826][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1340.192613][ T32] r5:8566d400 r4:8291a680 ** 8 printk messages dropped ** [ 1340.193115][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.193446][ T32] r5:856d578c r4:856d5400 [ 1340.193467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.193795][ T32] r7:dddced80 r6:83018000 r5:856d578c r4:84a26580 [ 1340.204476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.204600][ T32] r10:61c88647 r9:8566d400 r8:84a265ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.204631][ T32] r4:84a26580 [ 1340.204654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.204729][ T32] r10:00000000 r9:84a26580 r8:80287e08 r7:eb6d5e60 r6:854ad880 r5:8566d400 [ 1340.204761][ T32] r4:00000001 [ 1340.204784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.204823][ T32] Exception stack(0xeb82dfb0 to 0xeb82dff8) [ 1340.204854][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.204883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.204916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.204948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.204990][ T32] r4:84b2a800 [ 1340.205443][ T32] INFO: task kworker/0:755:5218 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.205482][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.205576][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.205917][ T32] Call trace: [ 1340.205955][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.206134][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.206165][ T32] r4:00000000 [ 1340.206186][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.206226][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.206254][ T32] 1d20: 97441000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.206284][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.206310][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.206333][ T32] r5:80070013 r4:80239bb0 [ 1340.206353][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.206395][ T32] r4:82ac21e4 [ 1340.206415][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.206457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.206496][ T32] r4:e0581dc0 [ 1340.206520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.206570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.206618][ T32] r4:00000000 [ 1340.206642][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.206748][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 6 printk messages dropped ** [ 1340.207410][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 10 printk messages dropped ** [ 1340.208283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1340.209285][ T32] r4:8566e000 ** 7 printk messages dropped ** [ 1340.209624][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.210028][ T32] r5:84adbf8c r4:84adbc00 [ 1340.210105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.210456][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) ** 10 printk messages dropped ** [ 1340.211671][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 14 printk messages dropped ** [ 1340.212557][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1340.213599][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1340.256541][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1340.257498][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1340.258703][ T32] r5:856d638c r4:856d6000 ** 3 printk messages dropped ** [ 1340.259008][ T32] r10:61c88647 r9:8566c800 r8:84a2662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.259061][ T32] r4:84a26600 [ 1340.259105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.259199][ T32] r10:00000000 r9:84a26600 r8:80287e08 r7:eb6d5e60 r6:854ada00 r5:8566c800 [ 1340.259245][ T32] r4:00000001 [ 1340.259294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.259370][ T32] Exception stack(0xeb839fb0 to 0xeb839ff8) [ 1340.259443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.259504][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.259560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.259621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.259690][ T32] r4:84b2a980 [ 1340.260525][ T32] INFO: task kworker/0:756:5223 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.260615][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.260741][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.260869][ T32] Call trace: [ 1340.260985][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1340.261669][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 15 printk messages dropped ** [ 1340.263377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.263653][ T32] r5:85d62f8c r4:85d62c00 [ 1340.297804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.298140][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.298204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.298326][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.298383][ T32] r4:8509f580 [ 1340.298452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.298565][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.298619][ T32] r4:00000001 [ 1340.298672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.298756][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 1 printk messages dropped ** [ 1340.298918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1340.300327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1340.301532][ T32] r5:856d5f8c r4:856d5c00 [ 1340.301672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.302202][ T32] r10:00000000 r9:84a26680 r8:80287e08 r7:eb839e60 r6:854ada80 r5:85608c00 ** 11 printk messages dropped ** [ 1340.319314][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.319993][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 12 printk messages dropped ** [ 1340.320960][ T32] r5:00001000 r4:eecd1000 ** 9 printk messages dropped ** [ 1340.321796][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 13 printk messages dropped ** [ 1340.322859][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.323597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 ** 10 printk messages dropped ** [ 1340.345428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.345947][ T32] r10:61c88647 r9:85670000 r8:84a2672c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1340.347827][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1340.348667][ T32] r5:80070013 r4:80239bb0 ** 10 printk messages dropped ** [ 1340.349529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1340.350600][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 10 printk messages dropped ** [ 1340.351414][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.352154][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 [ 1340.352207][ T32] r4:00000000 [ 1340.352256][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.352402][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.352492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.352615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2ad00 [ 1340.352678][ T32] r4:00000000 [ 1340.352728][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.352829][ T32] r9:83018005 r8:85671800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1340.352881][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.352968][ T32] r5:00001000 r4:eb00f000 [ 1340.353018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.353100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.353193][ T32] r5:856d678c r4:856d6400 [ 1340.353243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.353352][ T32] r7:dddced80 r6:83018000 r5:856d678c r4:84a26780 [ 1340.353397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.353499][ T32] r10:61c88647 r9:85671800 r8:84a267ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.353576][ T32] r4:84a26780 [ 1340.353648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.380413][ T32] r10:00000000 r9:84a26780 r8:80287e08 r7:eb849e60 r6:854adb80 r5:85671800 [ 1340.380524][ T32] r4:00000001 [ 1340.380552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.380666][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 1340.380703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.380774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.380874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.380947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.381174][ T32] r4:84b2ac00 [ 1340.381681][ T32] INFO: task kworker/0:759:5229 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.381733][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.381832][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.381907][ T32] Call trace: [ 1340.381971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.382026][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.382051][ T32] r4:00000000 [ 1340.382071][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.382109][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.382137][ T32] 1d20: 98006000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.382192][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.382221][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.382273][ T32] r5:80070013 r4:80239bb0 [ 1340.382305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.382361][ T32] r4:82ac21e4 [ 1340.382386][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.382453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.382509][ T32] r4:e0581dc0 [ 1340.382533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.382576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.382599][ T32] r4:00000000 [ 1340.382670][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.382727][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.382752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.382804][ T32] r5:00001000 r4:eecd1000 [ 1340.382843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.382889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.383071][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.383569][ T32] r4:8509db40 ** 7 printk messages dropped ** [ 1340.391037][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1340.391547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2af00 ** 8 printk messages dropped ** [ 1340.391892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.392125][ T32] r10:00000000 r9:84a26800 r8:80287e08 r7:eb849e60 r6:854adc00 r5:85672400 [ 1340.392147][ T32] r4:00000001 [ 1340.392193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.392235][ T32] Exception stack(0xeb855fb0 to 0xeb855ff8) [ 1340.392264][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.392358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.392404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.392436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.392460][ T32] r4:84b2ad40 [ 1340.392928][ T32] INFO: task kworker/0:760:5230 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.393020][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.393085][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.393184][ T32] Call trace: [ 1340.393277][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.393365][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.393419][ T32] r4:00000000 [ 1340.393443][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.393502][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.393561][ T32] 1d20: 98006000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.393618][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.393648][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.393674][ T32] r5:80070013 r4:80239bb0 [ 1340.393790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.406969][ T32] r4:82ac21e4 [ 1340.407029][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.407099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.407125][ T32] r4:e0581dc0 [ 1340.407147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1340.407640][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 11 printk messages dropped ** [ 1340.408164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1340.408780][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1340.409343][ T32] r5:856d6f8c r4:856d6c00 [ 1340.409363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.409473][ T32] r10:61c88647 r9:856ae000 r8:84a268ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.409497][ T32] r4:84a26880 [ 1340.409543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.409592][ T32] r10:00000000 r9:84a26880 r8:80287e08 r7:eb849e60 r6:84a26900 r5:856ae000 [ 1340.409615][ T32] r4:00000001 [ 1340.409634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.409669][ T32] Exception stack(0xeb831fb0 to 0xeb831ff8) [ 1340.409740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.409798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.409844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.409876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.410809][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 13 printk messages dropped ** [ 1340.411529][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 14 printk messages dropped ** [ 1340.412337][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 10 printk messages dropped ** [ 1340.412866][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1340.413769][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.439873][ T32] r5:856d738c r4:856d7000 ** 4 printk messages dropped ** [ 1340.440291][ T32] r4:84a26980 ** 10 printk messages dropped ** [ 1340.441924][ T32] INFO: task kworker/0:762:5235 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 18 printk messages dropped ** [ 1340.443111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1340.443470][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1340.443802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1340.454774][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.455316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 1340.455339][ T32] r4:00000000 [ 1340.455359][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.455394][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.455462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.455594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af7a40 [ 1340.455629][ T32] r4:00000000 [ 1340.455652][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.455705][ T32] r9:83018005 r8:84810000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1340.455729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.455772][ T32] r5:00001000 r4:eb221000 [ 1340.455793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.455832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.455874][ T32] r5:856d778c r4:856d7400 [ 1340.455894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.455941][ T32] r7:dddced80 r6:83018000 r5:856d778c r4:84a26a80 [ 1340.455962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.456007][ T32] r10:61c88647 r9:84810000 r8:84a26aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.456030][ T32] r4:84a26a80 [ 1340.456050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.456095][ T32] r10:00000000 r9:84a26a80 r8:80287e08 r7:eb849e60 r6:84a26b00 r5:84810000 [ 1340.456117][ T32] r4:00000001 [ 1340.456136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.456172][ T32] Exception stack(0xeb835fb0 to 0xeb835ff8) [ 1340.456257][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.456343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.456382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.456429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.456457][ T32] r4:849eb240 [ 1340.456905][ T32] INFO: task kworker/0:763:5236 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.457021][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.457085][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.457142][ T32] Call trace: [ 1340.457235][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.457356][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.457387][ T32] r4:00000000 [ 1340.457407][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.457447][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1340.457558][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1340.457839][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1340.458170][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 9 printk messages dropped ** [ 1340.458531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.459303][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1340.460044][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.460424][ T32] r5:856d7f8c r4:856d7c00 ** 6 printk messages dropped ** [ 1340.460642][ T32] r10:00000000 r9:84a26b80 r8:80287e08 r7:eb849e60 r6:854adc80 r5:85673c00 ** 1 printk messages dropped ** [ 1340.460705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.460740][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1340.460767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.460823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.460912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.460965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.460993][ T32] r4:84af7880 [ 1340.461255][ T32] INFO: task kworker/0:764:5239 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.461355][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.461690][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.461737][ T32] Call trace: [ 1340.462087][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.462142][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.462192][ T32] r4:00000000 [ 1340.462215][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.462261][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.462290][ T32] 1d20: 98635000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.462318][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.462344][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.462367][ T32] r5:80070013 r4:80239bb0 [ 1340.462388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.462429][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.462630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 13 printk messages dropped ** [ 1340.463175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1340.463497][ T32] INFO: task kworker/0:765:5242 blocked for more than 466 seconds. ** 5 printk messages dropped ** [ 1340.463797][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.487686][ T32] r10:8291a684 r9:eb879d84 r8:00000002 r7:60000013 r6:eb879d8c r5:85673000 [ 1340.487732][ T32] r4:85673000 [ 1340.487757][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.487819][ T32] r5:85673000 r4:8291a680 [ 1340.487866][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.487911][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.487991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1340.488020][ T32] r4:00000000 [ 1340.488042][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.488102][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.488145][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.488213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ef140 [ 1340.488240][ T32] r4:00000000 [ 1340.488270][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.488358][ T32] r9:83018005 r8:85673000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1340.488387][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.488434][ T32] r5:00001000 r4:eb29b000 [ 1340.488455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.488496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.488539][ T32] r5:856d838c r4:856d8000 [ 1340.488577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.488628][ T32] r7:dddced80 r6:83018000 r5:856d838c r4:84a26c00 ** 1 printk messages dropped ** [ 1340.488726][ T32] r10:61c88647 r9:85673000 r8:84a26c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.489151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1340.490240][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1340.490635][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1340.491637][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 9 printk messages dropped ** [ 1340.492318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1340.492767][ T32] r4:85675400 ** 8 printk messages dropped ** [ 1340.493040][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.493487][ T32] r5:856d878c r4:856d8400 ** 6 printk messages dropped ** [ 1340.493703][ T32] r10:00000000 r9:84a26c80 r8:80287e08 r7:eb879e60 r6:854add80 r5:85675400 ** 10 printk messages dropped ** [ 1340.514175][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1340.514660][ T32] r5:80070013 r4:80239bb0 ** 10 printk messages dropped ** [ 1340.515294][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.515775][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.515806][ T32] r4:8509f580 [ 1340.515882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.515933][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.515956][ T32] r4:00000001 [ 1340.516029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.516072][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.516182][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.516214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.516242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.516277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.516380][ T32] r4:8509db40 [ 1340.516408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.516549][ T32] INFO: task kworker/0:767:5246 blocked for more than 466 seconds. [ 1340.516586][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.516616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.516644][ T32] task:kworker/0:767 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.516724][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.516823][ T32] Call trace: [ 1340.516854][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.516902][ T32] r10:8291a684 r9:eb889d84 r8:00000002 r7:60000113 r6:eb889d8c r5:85674800 [ 1340.517008][ T32] r4:85674800 [ 1340.517032][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.517077][ T32] r5:85674800 r4:8291a680 [ 1340.517098][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.517136][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.517194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 [ 1340.517222][ T32] r4:00000000 [ 1340.517242][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.517284][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.517324][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.517438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ef380 [ 1340.517466][ T32] r4:00000000 [ 1340.517487][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.517532][ T32] r9:83018005 r8:85674800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1340.517554][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.517594][ T32] r5:00001000 r4:eb3d1000 [ 1340.517614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.517652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.517703][ T32] r5:856d8b8c r4:856d8800 [ 1340.517850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.517930][ T32] r7:dddced80 r6:83018000 r5:856d8b8c r4:84a26d00 [ 1340.517956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.518006][ T32] r10:61c88647 r9:85674800 r8:84a26d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.518034][ T32] r4:84a26d00 [ 1340.518055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.518127][ T32] r10:00000000 r9:84a26d00 r8:80287e08 r7:eb87de60 r6:854ade00 r5:85674800 [ 1340.518179][ T32] r4:00000001 [ 1340.518202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.518239][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 1340.518282][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.518319][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.518349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.518379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.518401][ T32] r4:849ef200 [ 1340.518732][ T32] INFO: task kworker/0:767:5246 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 2 printk messages dropped ** [ 1340.519145][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.519396][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1340.519701][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.520405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 5 printk messages dropped ** [ 1340.520678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1340.521072][ T32] r4:8509f580 [ 1340.521092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.521139][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.521161][ T32] r4:00000001 [ 1340.521182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.521217][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.521260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.521294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.521325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.521392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.521419][ T32] r4:8509db40 [ 1340.521440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.521466][ T32] INFO: task kworker/0:768:5248 blocked for more than 466 seconds. [ 1340.521494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.521524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.521545][ T32] task:kworker/0:768 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.521669][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.521744][ T32] Call trace: [ 1340.521774][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.521821][ T32] r10:8291a684 r9:eb891d84 r8:00000002 r7:60000013 r6:eb891d8c r5:8566ec00 [ 1340.521843][ T32] r4:8566ec00 [ 1340.521863][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.521905][ T32] r5:8566ec00 r4:8291a680 [ 1340.521925][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.521963][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.522003][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 1340.522024][ T32] r4:00000000 [ 1340.522043][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.522096][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.522137][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.522204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ef580 [ 1340.522274][ T32] r4:00000000 [ 1340.522300][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.522346][ T32] r9:83018005 r8:8566ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1340.522369][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.522411][ T32] r5:00001000 r4:eb457000 [ 1340.522431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.522500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.522546][ T32] r5:856d8f8c r4:856d8c00 [ 1340.522567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.522612][ T32] r7:dddced80 r6:83018000 r5:856d8f8c r4:84a26d80 [ 1340.522633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.522693][ T32] r10:61c88647 r9:8566ec00 r8:84a26dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.522719][ T32] r4:84a26d80 [ 1340.522738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.522793][ T32] r10:00000000 r9:84a26d80 r8:80287e08 r7:eb889e60 r6:854ade80 r5:8566ec00 [ 1340.522820][ T32] r4:00000001 [ 1340.522841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.522876][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) [ 1340.522904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.522933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.523084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1340.546560][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 14 printk messages dropped ** [ 1340.547418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1340.547895][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1340.548554][ T32] r5:85668c00 r4:8291a680 ** 8 printk messages dropped ** [ 1340.548830][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.549095][ T32] r5:856d9b8c r4:856d9800 ** 7 printk messages dropped ** [ 1340.549432][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1340.550065][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1340.552436][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.552477][ T32] r5:00001000 r4:eecd1000 [ 1340.552496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.552535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.552578][ T32] r5:85d62f8c r4:85d62c00 [ 1340.552597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.552659][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.552685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.552732][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.552753][ T32] r4:8509f580 [ 1340.552773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.552816][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.552840][ T32] r4:00000001 [ 1340.552860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.552894][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.552942][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.552973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.553000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.553028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.553050][ T32] r4:8509db40 [ 1340.553070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.553094][ T32] INFO: task kworker/0:770:5251 blocked for more than 467 seconds. [ 1340.553120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.553145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1340.553258][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.553619][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.571123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.571399][ T32] r5:856d938c r4:856d9000 [ 1340.571546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.571771][ T32] r10:00000000 r9:84a26e80 r8:80287e08 r7:eb895e60 r6:84a26f00 r5:84810c00 ** 6 printk messages dropped ** [ 1340.572325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1340.572943][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1340.573324][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.573702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1340.597870][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.597900][ T32] r4:8509f580 [ 1340.597921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.597968][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.597992][ T32] r4:00000001 [ 1340.598011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.598047][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.598077][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.598105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.598131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.598160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.598198][ T32] r4:8509db40 [ 1340.598226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.598264][ T32] INFO: task kworker/0:771:5253 blocked for more than 467 seconds. [ 1340.598298][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.598323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.598345][ T32] task:kworker/0:771 state:D stack:0 pid:5253 tgid:5253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.598459][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.598511][ T32] Call trace: [ 1340.598543][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.598595][ T32] r10:8291a684 r9:eb865d84 r8:00000002 r7:60000113 r6:eb865d8c r5:84811800 [ 1340.598618][ T32] r4:84811800 [ 1340.598637][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.598680][ T32] r5:84811800 r4:8291a680 [ 1340.598738][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.598878][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.598925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1340.598949][ T32] r4:00000000 [ 1340.598968][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.599003][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.599038][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.599078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ef7c0 [ 1340.599182][ T32] r4:00000000 [ 1340.599208][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.599260][ T32] r9:83018005 r8:84811800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1340.599295][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.599463][ T32] r5:00001000 r4:eb5cb000 [ 1340.599487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.599528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.599570][ T32] r5:856d978c r4:856d9400 [ 1340.599591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.599635][ T32] r7:dddced80 r6:83018000 r5:856d978c r4:84a26f80 [ 1340.599680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.599739][ T32] r10:61c88647 r9:84811800 r8:84a26fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.599846][ T32] r4:84a26f80 [ 1340.599950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.600053][ T32] r10:00000000 r9:84a26f80 r8:80287e08 r7:eb895e60 r6:84955000 r5:84811800 [ 1340.600161][ T32] r4:00000001 [ 1340.600185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.600264][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1340.600296][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.600340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.600368][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.600421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.600448][ T32] r4:849ef680 [ 1340.600860][ T32] INFO: task kworker/0:771:5253 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.600896][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.600952][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.601017][ T32] Call trace: [ 1340.601047][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.601178][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.601283][ T32] r4:00000000 [ 1340.601308][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.601348][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.601569][ T32] 1d20: 998ad000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.601602][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.601639][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.601667][ T32] r5:80070013 r4:80239bb0 [ 1340.601687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.601741][ T32] r4:82ac21e4 [ 1340.601766][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.601809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.601831][ T32] r4:e0581dc0 [ 1340.601851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.601891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.601924][ T32] r4:00000000 [ 1340.601949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.601994][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.602016][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.602057][ T32] r5:00001000 r4:eecd1000 [ 1340.602104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.602148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.602214][ T32] r5:85d62f8c r4:85d62c00 [ 1340.602237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.602293][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.602316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.602362][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.602521][ T32] r4:8509f580 [ 1340.602626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.602676][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.602737][ T32] r4:00000001 [ 1340.602764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.602802][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.602882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.602916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.603040][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.603262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.603291][ T32] r4:8509db40 [ 1340.603312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.603419][ T32] INFO: task kworker/0:772:5255 blocked for more than 467 seconds. [ 1340.603451][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.603474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.603495][ T32] task:kworker/0:772 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.603540][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.603625][ T32] Call trace: [ 1340.603699][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.609888][ T32] r10:8291a684 r9:eb899d84 r8:00000002 r7:60000113 r6:eb899d8c r5:84812400 [ 1340.609956][ T32] r4:84812400 [ 1340.609982][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.610040][ T32] r5:84812400 r4:8291a680 [ 1340.610077][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.610122][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.610202][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 [ 1340.610230][ T32] r4:00000000 [ 1340.610259][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.610332][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.610377][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.610420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849efb00 [ 1340.610591][ T32] r4:00000000 [ 1340.610619][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.610669][ T32] r9:83018005 r8:84812400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1340.610692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.610736][ T32] r5:00001000 r4:eb5fb000 [ 1340.610757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.610796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.610837][ T32] r5:856d9f8c r4:856d9c00 [ 1340.610889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.610941][ T32] r7:dddced80 r6:83018000 r5:856d9f8c r4:84955080 [ 1340.610990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.611042][ T32] r10:61c88647 r9:84812400 r8:849550ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.611090][ T32] r4:84955080 [ 1340.611153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.611204][ T32] r10:00000000 r9:84955080 r8:80287e08 r7:eb895e60 r6:84955100 r5:84812400 [ 1340.611256][ T32] r4:00000001 [ 1340.611280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.611372][ T32] Exception stack(0xeb899fb0 to 0xeb899ff8) [ 1340.611577][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.611612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.611641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.611671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.611706][ T32] r4:849ef940 [ 1340.612092][ T32] INFO: task kworker/0:772:5255 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.612129][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.612277][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.612498][ T32] Call trace: [ 1340.612672][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.612761][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.612798][ T32] r4:00000000 [ 1340.612818][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.612859][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.612887][ T32] 1d20: 998ad000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.612943][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.612973][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.613000][ T32] r5:80070013 r4:80239bb0 [ 1340.613020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.613099][ T32] r4:82ac21e4 [ 1340.613125][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.613168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.613191][ T32] r4:e0581dc0 [ 1340.613212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.613258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.613282][ T32] r4:00000000 [ 1340.613397][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.613447][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.613470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.613511][ T32] r5:00001000 r4:eecd1000 [ 1340.613532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.613595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.613641][ T32] r5:85d62f8c r4:85d62c00 [ 1340.613663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.613770][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.626839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.626928][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.626953][ T32] r4:8509f580 [ 1340.626974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.627023][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.627046][ T32] r4:00000001 [ 1340.627067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.627109][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.627180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.627215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.627242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.627278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.627301][ T32] r4:8509db40 [ 1340.627325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.627417][ T32] INFO: task kworker/0:773:5256 blocked for more than 467 seconds. [ 1340.627526][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.627557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.627581][ T32] task:kworker/0:773 state:D stack:0 pid:5256 tgid:5256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.627638][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.627724][ T32] Call trace: [ 1340.627843][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.627901][ T32] r10:8291a684 r9:eb89dd84 r8:00000002 r7:60000113 r6:eb89dd8c r5:84813000 [ 1340.627924][ T32] r4:84813000 [ 1340.627944][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.627988][ T32] r5:84813000 r4:8291a680 [ 1340.628008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.628047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.628091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1340.628116][ T32] r4:00000000 [ 1340.628136][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.628171][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.628208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.628249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849efdc0 [ 1340.628278][ T32] r4:00000000 [ 1340.628322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.628378][ T32] r9:83018005 r8:84813000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1340.628402][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.628486][ T32] r5:00001000 r4:eb61b000 [ 1340.628517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.628559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.628602][ T32] r5:856da78c r4:856da400 [ 1340.628622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.628666][ T32] r7:dddced80 r6:83018000 r5:856da78c r4:84955180 [ 1340.628686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.628732][ T32] r10:61c88647 r9:84813000 r8:849551ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.628754][ T32] r4:84955180 [ 1340.628773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.628817][ T32] r10:00000000 r9:84955180 r8:80287e08 r7:eb899e60 r6:84955200 r5:84813000 [ 1340.628840][ T32] r4:00000001 [ 1340.628914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.629022][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1340.629053][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.629083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.629110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.629206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.629235][ T32] r4:849efc40 [ 1340.629660][ T32] INFO: task kworker/0:773:5256 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.629695][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.629805][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.629853][ T32] Call trace: [ 1340.629882][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.629932][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.629956][ T32] r4:00000000 [ 1340.630002][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.630045][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.630074][ T32] 1d20: 99b07000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.630114][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.630159][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.630212][ T32] r5:80070013 r4:80239bb0 [ 1340.630239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.630292][ T32] r4:82ac21e4 [ 1340.630313][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.630354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.630397][ T32] r4:e0581dc0 [ 1340.630459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.630505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.630543][ T32] r4:00000000 [ 1340.630567][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.630612][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.630633][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.630674][ T32] r5:00001000 r4:eecd1000 [ 1340.630694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.630757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.630803][ T32] r5:85d62f8c r4:85d62c00 [ 1340.630897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.630948][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.630995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.631045][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.631070][ T32] r4:8509f580 [ 1340.631090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.631159][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.631199][ T32] r4:00000001 [ 1340.631247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.631291][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.631318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.631371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.631429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.631462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.631487][ T32] r4:8509db40 [ 1340.631506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.631529][ T32] INFO: task kworker/0:774:5259 blocked for more than 467 seconds. [ 1340.631569][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1340.631623][ T32] task:kworker/0:774 state:D stack:0 pid:5259 tgid:5259 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.632145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 ** 3 printk messages dropped ** [ 1340.632294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.632350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849efcc0 [ 1340.632403][ T32] r4:00000000 [ 1340.632451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.632523][ T32] r9:83018005 r8:84813c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1340.632548][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.632590][ T32] r5:00001000 r4:eb60d000 [ 1340.632610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.632649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.632690][ T32] r5:856da38c r4:856da000 [ 1340.632710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.632754][ T32] r7:dddced80 r6:83018000 r5:856da38c r4:84955280 [ 1340.632774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.632820][ T32] r10:61c88647 r9:84813c00 r8:849552ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.632843][ T32] r4:84955280 [ 1340.632874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.632921][ T32] r10:00000000 r9:84955280 r8:80287e08 r7:eb89de60 r6:84955300 r5:84813c00 [ 1340.632944][ T32] r4:00000001 [ 1340.632963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.633024][ T32] Exception stack(0xeb8a1fb0 to 0xeb8a1ff8) [ 1340.633055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.633083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.633108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.633136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.633159][ T32] r4:849efc80 [ 1340.633386][ T32] INFO: task kworker/0:774:5259 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.633449][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.633536][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.633578][ T32] Call trace: [ 1340.633637][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.633751][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.650505][ T32] r4:00000000 [ 1340.650546][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.650611][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.650657][ T32] 1d20: 99c3a000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.650694][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.650748][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.650777][ T32] r5:80070013 r4:80239bb0 [ 1340.650982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.651063][ T32] r4:82ac21e4 [ 1340.651105][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.651163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.651222][ T32] r4:e0581dc0 [ 1340.651247][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.651298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.651350][ T32] r4:00000000 [ 1340.651378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.651435][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.651490][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.651580][ T32] r5:00001000 r4:eecd1000 [ 1340.651606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.651647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.651691][ T32] r5:85d62f8c r4:85d62c00 [ 1340.651736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.651787][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.651809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.651911][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.651937][ T32] r4:8509f580 [ 1340.651958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.652005][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.652028][ T32] r4:00000001 [ 1340.652047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.652115][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.652145][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.652289][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1340.652513][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.652773][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.653467][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1340.653809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1340.666995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.667846][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.668101][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1340.668235][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1340.668438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1340.668584][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.668810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1340.669152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.669456][ T32] INFO: task kworker/0:776:5263 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.669848][ T32] r5:85678000 r4:8291a680 ** 2 printk messages dropped ** [ 1340.669959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 [ 1340.669986][ T32] r4:00000000 [ 1340.670006][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.670040][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.670073][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.670112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ba040 [ 1340.670134][ T32] r4:00000000 [ 1340.670153][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.670195][ T32] r9:83018005 r8:85678000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.670218][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.670266][ T32] r5:00001000 r4:eb625000 [ 1340.670287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.670354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.670423][ T32] r5:856dab8c r4:856da800 [ 1340.670447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.670494][ T32] r7:dddced80 r6:83018000 r5:856dab8c r4:84955480 [ 1340.670515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.670579][ T32] r10:61c88647 r9:85678000 r8:849554ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.670605][ T32] r4:84955480 [ 1340.670624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.670669][ T32] r10:00000000 r9:84955480 r8:80287e08 r7:eb8a5e60 r6:854adf80 r5:85678000 [ 1340.670690][ T32] r4:00000001 [ 1340.670709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.670743][ T32] Exception stack(0xeb8b9fb0 to 0xeb8b9ff8) [ 1340.670768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.670796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.670912][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.670945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.670968][ T32] r4:855ba280 [ 1340.671166][ T32] INFO: task kworker/0:776:5263 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.671200][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.671320][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.671372][ T32] Call trace: [ 1340.671403][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.671452][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.671476][ T32] r4:00000000 [ 1340.671495][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.671533][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.671560][ T32] 1d20: 9a0a2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.671588][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.671613][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.671636][ T32] r5:80070013 r4:80239bb0 [ 1340.671656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.671693][ T32] r4:82ac21e4 [ 1340.671714][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.671755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.671778][ T32] r4:e0581dc0 [ 1340.671797][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.671849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.671875][ T32] r4:00000000 [ 1340.671895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.671938][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.671961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.672029][ T32] r5:00001000 r4:eecd1000 [ 1340.672053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.672094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.672136][ T32] r5:85d62f8c r4:85d62c00 [ 1340.672156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.672202][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.672222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.672273][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.672297][ T32] r4:8509f580 [ 1340.672355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.672408][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.672431][ T32] r4:00000001 [ 1340.672463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1340.672662][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1340.672818][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.673050][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.673270][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1340.673478][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.673618][ T32] r5:856dbb8c r4:856db800 [ 1340.673638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.673803][ T32] r10:61c88647 r9:85678c00 r8:8495552c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.694858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1340.695790][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.695899][ T32] r4:00000000 [ 1340.695924][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.695964][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.695992][ T32] 1d20: 9a2a4000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.696042][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.696071][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.696101][ T32] r5:80070013 r4:80239bb0 [ 1340.696123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.696165][ T32] r4:82ac21e4 [ 1340.696186][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.696263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.696292][ T32] r4:e0581dc0 [ 1340.696350][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.696397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.696444][ T32] r4:00000000 [ 1340.696469][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.696523][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.696547][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.696590][ T32] r5:00001000 r4:eecd1000 [ 1340.696639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.696727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.696783][ T32] r5:85d62f8c r4:85d62c00 [ 1340.696805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.696851][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.696874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.696921][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.696944][ T32] r4:8509f580 [ 1340.696965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.697010][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.697073][ T32] r4:00000001 [ 1340.697096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.697133][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.697159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.697244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.697473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.697508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.697532][ T32] r4:8509db40 [ 1340.697554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.697581][ T32] INFO: task kworker/0:778:5266 blocked for more than 467 seconds. [ 1340.697612][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.697637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.697657][ T32] task:kworker/0:778 state:D stack:0 pid:5266 tgid:5266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.697702][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.697821][ T32] Call trace: [ 1340.697859][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.697907][ T32] r10:8291a684 r9:eb8c1d84 r8:00000002 r7:60000113 r6:eb8c1d8c r5:85679800 [ 1340.698012][ T32] r4:85679800 [ 1340.698036][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.698082][ T32] r5:85679800 r4:8291a680 [ 1340.698114][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.698225][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.698278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 [ 1340.698431][ T32] r4:00000000 [ 1340.698606][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.698669][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.698709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.698875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ba2c0 [ 1340.698902][ T32] r4:00000000 [ 1340.698923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.698968][ T32] r9:83018005 r8:85679800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1340.698991][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.699032][ T32] r5:00001000 r4:eb63d000 [ 1340.699053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.699120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.699165][ T32] r5:856db38c r4:856db000 [ 1340.699196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.699244][ T32] r7:dddced80 r6:83018000 r5:856db38c r4:84955580 [ 1340.699273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.699320][ T32] r10:61c88647 r9:85679800 r8:849555ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.699342][ T32] r4:84955580 [ 1340.699387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.699436][ T32] r10:00000000 r9:84955580 r8:80287e08 r7:eb8bde60 r6:849ec080 r5:85679800 [ 1340.699458][ T32] r4:00000001 [ 1340.699477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.699513][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1340.699538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.699634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.699667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.699754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.699864][ T32] r4:855ba400 [ 1340.700067][ T32] INFO: task kworker/0:778:5266 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.700155][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.700321][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.700368][ T32] Call trace: [ 1340.700438][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.700547][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.700657][ T32] r4:00000000 [ 1340.700680][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.700752][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.700788][ T32] 1d20: 9a2a4000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 1 printk messages dropped ** [ 1340.700866][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1340.701122][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.701270][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1340.701359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 4 printk messages dropped ** [ 1340.701585][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1340.701691][ T32] r5:85d62f8c r4:85d62c00 ** 1 printk messages dropped ** [ 1340.701758][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.701779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.701825][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.701856][ T32] r4:8509f580 [ 1340.701895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.701970][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.702000][ T32] r4:00000001 [ 1340.702022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.702066][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.702094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.702148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.702184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.702214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.702263][ T32] r4:8509db40 [ 1340.702288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.702360][ T32] INFO: task kworker/0:779:5267 blocked for more than 467 seconds. [ 1340.702412][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.702439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.702480][ T32] task:kworker/0:779 state:D stack:0 pid:5267 tgid:5267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.702540][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.702702][ T32] Call trace: [ 1340.702732][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.702875][ T32] r10:8291a684 r9:eb8c5d84 r8:00000002 r7:60000013 r6:eb8c5d8c r5:8567a400 [ 1340.702904][ T32] r4:8567a400 [ 1340.702924][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.702971][ T32] r5:8567a400 r4:8291a680 [ 1340.702991][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.703040][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.703086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 [ 1340.703110][ T32] r4:00000000 [ 1340.703155][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.703207][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.703248][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.703304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ba740 [ 1340.703360][ T32] r4:00000000 [ 1340.703401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.703453][ T32] r9:83018005 r8:8567a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1340.703476][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.703518][ T32] r5:00001000 r4:eb69f000 [ 1340.703539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.703578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.703620][ T32] r5:856db78c r4:856db400 [ 1340.703668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.703828][ T32] r7:dddced80 r6:83018000 r5:856db78c r4:84955600 [ 1340.724592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.724691][ T32] r10:61c88647 r9:8567a400 r8:8495562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.724772][ T32] r4:84955600 [ 1340.724824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.724879][ T32] r10:00000000 r9:84955600 r8:80287e08 r7:eb8bde60 r6:849ec100 r5:8567a400 [ 1340.724903][ T32] r4:00000001 [ 1340.724924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.724965][ T32] Exception stack(0xeb8c5fb0 to 0xeb8c5ff8) [ 1340.724997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.725028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.725080][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.725117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.725153][ T32] r4:855ba200 [ 1340.725595][ T32] INFO: task kworker/0:779:5267 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.725637][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.725806][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.725861][ T32] Call trace: [ 1340.726013][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.726126][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.726237][ T32] r4:00000000 [ 1340.726305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.726351][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.726381][ T32] 1d20: 9a587000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.726437][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.726466][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.726492][ T32] r5:80070013 r4:80239bb0 [ 1340.726525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.726569][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.726748][ T32] r4:e0581dc0 ** 7 printk messages dropped ** [ 1340.727169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.727843][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1340.728255][ T32] INFO: task kworker/1:288:5270 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.728582][ T32] r4:8567b000 ** 4 printk messages dropped ** [ 1340.728803][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 ** 9 printk messages dropped ** [ 1340.729246][ T32] r5:00001000 r4:eb675000 ** 2 printk messages dropped ** [ 1340.729354][ T32] r5:8566478c r4:85664400 ** 2 printk messages dropped ** [ 1340.729547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.729801][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) ** 5 printk messages dropped ** [ 1340.730196][ T32] INFO: task kworker/1:288:5270 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.730232][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.730330][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.730446][ T32] Call trace: [ 1340.730486][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.730550][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.730607][ T32] r4:00000000 [ 1340.730651][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.730701][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.730730][ T32] 1d20: 9a587000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.730758][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.730782][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.730805][ T32] r5:80070013 r4:80239bb0 [ 1340.730826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.730863][ T32] r4:82ac21e4 [ 1340.730883][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.730991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.731017][ T32] r4:e0581dc0 [ 1340.731105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.731148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.731173][ T32] r4:00000000 [ 1340.731192][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.731235][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.731410][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.731525][ T32] r5:00001000 r4:eecd1000 [ 1340.731621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.731665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.731707][ T32] r5:85d62f8c r4:85d62c00 [ 1340.731727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.731773][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.731819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.731871][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.731894][ T32] r4:8509f580 [ 1340.731913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.731957][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.731979][ T32] r4:00000001 [ 1340.732018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.732081][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.732112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.732142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.732168][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.732196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.732220][ T32] r4:8509db40 [ 1340.732240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.732268][ T32] INFO: task kworker/1:289:5273 blocked for more than 467 seconds. [ 1340.732295][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.732336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.732383][ T32] task:kworker/1:289 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.732464][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.732509][ T32] Call trace: [ 1340.732877][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.732929][ T32] r10:8291a684 r9:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:8567bc00 [ 1340.732953][ T32] r4:8567bc00 [ 1340.732974][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.733088][ T32] r5:8567bc00 r4:8291a680 [ 1340.733138][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.733180][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.733234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 [ 1340.733266][ T32] r4:00000000 [ 1340.733287][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.733349][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.733434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.733496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18280 [ 1340.733520][ T32] r4:00000000 [ 1340.733543][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.733590][ T32] r9:83018205 r8:8567bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1340.733639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.733698][ T32] r5:00001000 r4:eb689000 [ 1340.733786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.756534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.756682][ T32] r5:85664b8c r4:85664800 [ 1340.756767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.756863][ T32] r7:ddde2d80 r6:83018200 r5:85664b8c r4:849ec280 [ 1340.756912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.757005][ T32] r10:61c88647 r9:8567bc00 r8:849ec2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.757055][ T32] r4:849ec280 [ 1340.757137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1340.757241][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.757463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.757930][ T32] INFO: task kworker/1:289:5273 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 4 printk messages dropped ** [ 1340.758261][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 4 printk messages dropped ** [ 1340.758442][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 5 printk messages dropped ** [ 1340.758670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1340.758807][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.759159][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1340.759271][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1340.759432][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1340.759745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.759966][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.759998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.760027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.760055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.760084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.760106][ T32] r4:8509db40 [ 1340.760160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.760213][ T32] INFO: task kworker/1:290:5275 blocked for more than 467 seconds. [ 1340.760248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.760282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.760324][ T32] task:kworker/1:290 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.760388][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.760540][ T32] Call trace: [ 1340.760578][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.761224][ T32] r10:8291a684 r9:eb8cdd84 r8:00000002 r7:60000113 r6:eb8cdd8c r5:8567c800 [ 1340.761262][ T32] r4:8567c800 [ 1340.761308][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.761359][ T32] r5:8567c800 r4:8291a680 [ 1340.761382][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.761531][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.761682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1340.761984][ T32] r4:00000000 [ 1340.762014][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.762052][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.762099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.762146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b21e00 [ 1340.762169][ T32] r4:00000000 [ 1340.762189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.762232][ T32] r9:83018205 r8:8567c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1340.762286][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.762348][ T32] r5:00001000 r4:eb825000 [ 1340.762377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.762417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.762469][ T32] r5:85665f8c r4:85665c00 [ 1340.762493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.762558][ T32] r7:ddde2d80 r6:83018200 r5:85665f8c r4:849ec380 [ 1340.762584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.762633][ T32] r10:61c88647 r9:8567c800 r8:849ec3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.762655][ T32] r4:849ec380 [ 1340.762674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.762718][ T32] r10:00000000 r9:849ec380 r8:80287e08 r7:eb8c9e60 r6:849ec400 r5:8567c800 [ 1340.762742][ T32] r4:00000001 [ 1340.762761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.762820][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1340.762851][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.762881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.762933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.762983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.763010][ T32] r4:84a182c0 [ 1340.763237][ T32] INFO: task kworker/1:290:5275 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.763279][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.763431][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.763480][ T32] Call trace: [ 1340.763616][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.763669][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.781376][ T32] r4:00000000 [ 1340.781448][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.781546][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.781588][ T32] 1d20: 9ab3e000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.781620][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.781647][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.781677][ T32] r5:80070013 r4:80239bb0 [ 1340.781700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.781747][ T32] r4:82ac21e4 [ 1340.781768][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.781811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.781835][ T32] r4:e0581dc0 [ 1340.781855][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.781897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.781921][ T32] r4:00000000 [ 1340.781941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.781986][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.782032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.782087][ T32] r5:00001000 r4:eecd1000 [ 1340.782109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.782226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.782359][ T32] r5:85d62f8c r4:85d62c00 [ 1340.782390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.782445][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.782467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.782542][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.782594][ T32] r4:8509f580 [ 1340.782621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.782669][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.782746][ T32] r4:00000001 [ 1340.782854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.782895][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.782923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.782952][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.782978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.783007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.783030][ T32] r4:8509db40 [ 1340.783053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.783081][ T32] INFO: task kworker/1:291:5276 blocked for more than 467 seconds. [ 1340.783139][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.783198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.783224][ T32] task:kworker/1:291 state:D stack:0 pid:5276 tgid:5276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.783340][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.783524][ T32] r4:8567d400 ** 1 printk messages dropped ** [ 1340.783587][ T32] r5:8567d400 r4:8291a680 ** 2 printk messages dropped ** [ 1340.783735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 ** 4 printk messages dropped ** [ 1340.794404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18980 [ 1340.794430][ T32] r4:00000000 [ 1340.794452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.794501][ T32] r9:83018205 r8:8567d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1340.794525][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.794573][ T32] r5:00001000 r4:eb361000 [ 1340.794594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.794636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.794725][ T32] r5:8566538c r4:85665000 [ 1340.794783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.794837][ T32] r7:ddde2d80 r6:83018200 r5:8566538c r4:849ec480 [ 1340.794886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.794941][ T32] r10:61c88647 r9:8567d400 r8:849ec4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.794965][ T32] r4:849ec480 [ 1340.794987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.795035][ T32] r10:00000000 r9:849ec480 r8:80287e08 r7:eb8cde60 r6:849ec500 r5:8567d400 [ 1340.795058][ T32] r4:00000001 [ 1340.795079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.795117][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1340.795148][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.795178][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.795217][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.795251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.795279][ T32] r4:84a182c0 [ 1340.795722][ T32] INFO: task kworker/1:291:5276 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.795760][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.795863][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.795909][ T32] Call trace: [ 1340.795940][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.795990][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.796015][ T32] r4:00000000 [ 1340.796056][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.796100][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.796128][ T32] 1d20: 9ad89000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.796157][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.796181][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.796206][ T32] r5:80070013 r4:80239bb0 [ 1340.796226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.796271][ T32] r4:82ac21e4 [ 1340.796291][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.796352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.796377][ T32] r4:e0581dc0 [ 1340.796399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.796440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.796462][ T32] r4:00000000 [ 1340.796481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.796524][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.796546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.796613][ T32] r5:00001000 r4:eecd1000 [ 1340.796661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.796736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.796808][ T32] r5:85d62f8c r4:85d62c00 [ 1340.796844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.796900][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.796922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.796979][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.797005][ T32] r4:8509f580 [ 1340.797025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.797071][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.797093][ T32] r4:00000001 [ 1340.797112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.797147][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.797173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.797202][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.797228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.797274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.797301][ T32] r4:8509db40 [ 1340.797322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.797367][ T32] INFO: task kworker/0:780:5280 blocked for more than 467 seconds. [ 1340.797436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.797465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.797487][ T32] task:kworker/0:780 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.797538][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.797580][ T32] Call trace: [ 1340.797624][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.797702][ T32] r10:8291a684 r9:eb8e1d84 r8:00000002 r7:60000113 r6:eb8e1d8c r5:85676c00 [ 1340.797730][ T32] r4:85676c00 [ 1340.797778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.797826][ T32] r5:85676c00 r4:8291a680 [ 1340.797846][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.797884][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.797925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 1340.797948][ T32] r4:00000000 [ 1340.797967][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.798002][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.798034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.798074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ba940 [ 1340.798107][ T32] r4:00000000 [ 1340.798142][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.798190][ T32] r9:83018005 r8:85676c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1340.798212][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.798258][ T32] r5:00001000 r4:eb6bb000 [ 1340.798279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.798321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.798382][ T32] r5:856dbf8c r4:856dbc00 [ 1340.798449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.798533][ T32] r7:dddced80 r6:83018000 r5:856dbf8c r4:84955680 [ 1340.798591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.798646][ T32] r10:61c88647 r9:85676c00 r8:849556ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.798696][ T32] r4:84955680 [ 1340.798721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.798780][ T32] r10:00000000 r9:84955680 r8:80287e08 r7:eb8bde60 r6:849ec580 r5:85676c00 [ 1340.798806][ T32] r4:00000001 [ 1340.798825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.798928][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) [ 1340.798988][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.799051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.799419][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.799599][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.799698][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1340.799791][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1340.799983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 2 printk messages dropped ** [ 1340.800073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1340.800536][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.800766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.801140][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.801562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 ** 2 printk messages dropped ** [ 1340.801678][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.801716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.801756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bac80 [ 1340.801808][ T32] r4:00000000 [ 1340.801831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.801902][ T32] r9:83018005 r8:84816c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1340.801930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.801991][ T32] r5:00001000 r4:eb6d7000 [ 1340.802016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.802057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.802099][ T32] r5:856e478c r4:856e4400 [ 1340.802121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.802166][ T32] r7:dddced80 r6:83018000 r5:856e478c r4:84955700 [ 1340.802187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.802233][ T32] r10:61c88647 r9:84816c00 r8:8495572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.802263][ T32] r4:84955700 [ 1340.802283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.802330][ T32] r10:00000000 r9:84955700 r8:80287e08 r7:eb8e1e60 r6:84955780 r5:84816c00 [ 1340.802353][ T32] r4:00000001 [ 1340.802373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.802408][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1340.802480][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.802512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.802553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.802616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.802668][ T32] r4:855ba8c0 [ 1340.802930][ T32] INFO: task kworker/0:781:5281 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.802968][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.803053][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.803101][ T32] Call trace: [ 1340.803156][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.803209][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.803233][ T32] r4:00000000 [ 1340.803258][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.803299][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.803328][ T32] 1d20: 9ad89000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.803358][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.803425][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.803454][ T32] r5:80070013 r4:80239bb0 [ 1340.803475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.803513][ T32] r4:82ac21e4 [ 1340.803558][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.803604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.803626][ T32] r4:e0581dc0 [ 1340.803648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.803688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.803712][ T32] r4:00000000 [ 1340.803840][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.826512][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.826559][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.826675][ T32] r5:00001000 r4:eecd1000 [ 1340.826702][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.826746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.826803][ T32] r5:85d62f8c r4:85d62c00 [ 1340.826829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.826878][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.826900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.826948][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.826979][ T32] r4:8509f580 [ 1340.827003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.827074][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.827142][ T32] r4:00000001 [ 1340.827179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.827219][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.827249][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.827285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.827311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.827366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.827394][ T32] r4:8509db40 [ 1340.827430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.827463][ T32] INFO: task kworker/0:782:5283 blocked for more than 467 seconds. [ 1340.827496][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.827533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.827560][ T32] task:kworker/0:782 state:D stack:0 pid:5283 tgid:5283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.827618][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.827663][ T32] Call trace: [ 1340.827726][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.827783][ T32] r10:8291a684 r9:eb8d5d84 r8:00000002 r7:60000113 r6:eb8d5d8c r5:84816000 [ 1340.827859][ T32] r4:84816000 [ 1340.827886][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.827934][ T32] r5:84816000 r4:8291a680 [ 1340.827957][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.828022][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.828069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d5e08 [ 1340.828092][ T32] r4:00000000 [ 1340.828136][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.828175][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.828212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.828277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855baa00 [ 1340.828318][ T32] r4:00000000 [ 1340.828340][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.828384][ T32] r9:83018005 r8:84816000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 4 printk messages dropped ** [ 1340.828550][ T32] r5:856e438c r4:856e4000 [ 1340.828569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.828626][ T32] r7:dddced80 r6:83018000 r5:856e438c r4:84955800 [ 1340.828651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.828698][ T32] r10:61c88647 r9:84816000 r8:8495582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.828720][ T32] r4:84955800 [ 1340.828749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.828798][ T32] r10:00000000 r9:84955800 r8:80287e08 r7:eb8d1e60 r6:84955880 r5:84816000 [ 1340.828841][ T32] r4:00000001 [ 1340.828865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.828901][ T32] Exception stack(0xeb8d5fb0 to 0xeb8d5ff8) [ 1340.828927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.828982][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.829017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.829048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.829070][ T32] r4:855ba8c0 [ 1340.829482][ T32] INFO: task kworker/0:782:5283 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.829518][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.829592][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.829641][ T32] Call trace: [ 1340.829671][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.829724][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.829761][ T32] r4:00000000 [ 1340.829784][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.829825][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.829853][ T32] 1d20: 9b06f000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.829883][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.829941][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.829996][ T32] r5:80070013 r4:80239bb0 [ 1340.830032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.830075][ T32] r4:82ac21e4 [ 1340.830096][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.830140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.830164][ T32] r4:e0581dc0 [ 1340.830183][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.830223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.830263][ T32] r4:00000000 [ 1340.830288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.830360][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.830390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.830440][ T32] r5:00001000 r4:eecd1000 [ 1340.830462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.830500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.830542][ T32] r5:85d62f8c r4:85d62c00 [ 1340.830563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.830608][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.830629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.830694][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.830732][ T32] r4:8509f580 [ 1340.830754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.830802][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.830826][ T32] r4:00000001 [ 1340.830845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.830893][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.830923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.830953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.830980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.831009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.831031][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1340.831163][ T32] task:kworker/0:783 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.831648][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.831864][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 4 printk messages dropped ** [ 1340.832027][ T32] r5:856e4b8c r4:856e4800 ** 2 printk messages dropped ** [ 1340.832112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1340.832777][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.833119][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.833145][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.833259][ T32] r5:80070013 r4:80239bb0 [ 1340.833286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.833328][ T32] r4:82ac21e4 [ 1340.833348][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.833390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.833412][ T32] r4:e0581dc0 [ 1340.833456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.833526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.833552][ T32] r4:00000000 [ 1340.833573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.833616][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.833640][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.833740][ T32] r5:00001000 r4:eecd1000 [ 1340.851974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.852074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.852132][ T32] r5:85d62f8c r4:85d62c00 [ 1340.852158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.852206][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.852228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.852283][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.852322][ T32] r4:8509f580 [ 1340.852344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.852393][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.852418][ T32] r4:00000001 [ 1340.852438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.852476][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.852506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.852534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.852693][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1340.852929][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.852979][ T32] Call trace: [ 1340.853012][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.853064][ T32] r10:8291a684 r9:eb8ddd84 r8:00000002 r7:60000013 r6:eb8ddd8c r5:84ab8c00 [ 1340.853087][ T32] r4:84ab8c00 [ 1340.853136][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.853183][ T32] r5:84ab8c00 r4:8291a680 [ 1340.853204][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.853243][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.853292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 [ 1340.853327][ T32] r4:00000000 [ 1340.853350][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.853389][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.853426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.853466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eff80 [ 1340.853489][ T32] r4:00000000 [ 1340.853520][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.853570][ T32] r9:83018005 r8:84ab8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1340.853645][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.853747][ T32] r5:00001000 r4:eb6f5000 [ 1340.864285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.864418][ T32] r5:856e4f8c r4:856e4c00 [ 1340.864440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.864581][ T32] r10:61c88647 r9:84ab8c00 r8:84955a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.865020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1340.866027][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1340.866458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.866957][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 10 printk messages dropped ** [ 1340.867391][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1340.867949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 ** 12 printk messages dropped ** [ 1340.868461][ T32] r5:856e538c r4:856e5000 ** 1 printk messages dropped ** [ 1340.868551][ T32] r7:dddced80 r6:83018000 r5:856e538c r4:84955b00 ** 4 printk messages dropped ** [ 1340.868724][ T32] r10:00000000 r9:84955b00 r8:80287e08 r7:eb8dde60 r6:84955b80 r5:84aba400 [ 1340.868772][ T32] r4:00000001 [ 1340.868820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.868859][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1340.868885][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.868930][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.868960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.869001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.869026][ T32] r4:855bafc0 [ 1340.869242][ T32] INFO: task kworker/0:785:5289 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.869311][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.869386][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.869445][ T32] Call trace: [ 1340.869477][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.869549][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.869625][ T32] r4:00000000 [ 1340.869649][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.869690][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.869723][ T32] 1d20: 9b555000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.869778][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.869817][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.869844][ T32] r5:80070013 r4:80239bb0 [ 1340.869867][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.869907][ T32] r4:82ac21e4 [ 1340.869927][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.870124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.870151][ T32] r4:e0581dc0 [ 1340.870172][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.870213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.870236][ T32] r4:00000000 [ 1340.870262][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.870309][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.870333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.870374][ T32] r5:00001000 r4:eecd1000 [ 1340.870395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.870460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.870513][ T32] r5:85d62f8c r4:85d62c00 [ 1340.870554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.870604][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.870627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.870674][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.870696][ T32] r4:8509f580 [ 1340.870740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.870789][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.870817][ T32] r4:00000001 [ 1340.870838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.870874][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.870901][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.870930][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.871012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.871070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.871096][ T32] r4:8509db40 [ 1340.871142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.871170][ T32] INFO: task kworker/0:786:5291 blocked for more than 467 seconds. [ 1340.871198][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.871232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.871263][ T32] task:kworker/0:786 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.871362][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.871415][ T32] Call trace: [ 1340.871475][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.871523][ T32] r10:8291a684 r9:eb8f9d84 r8:00000002 r7:60000013 r6:eb8f9d8c r5:8567e000 [ 1340.871546][ T32] r4:8567e000 [ 1340.871566][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1340.871717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f9e08 ** 9 printk messages dropped ** [ 1340.872055][ T32] r5:00001000 r4:e054d000 ** 2 printk messages dropped ** [ 1340.872171][ T32] r5:856e5b8c r4:856e5800 ** 2 printk messages dropped ** [ 1340.872297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.872631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.873218][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1340.873536][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.900092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 12 printk messages dropped ** [ 1340.900828][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1340.901069][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1340.901412][ T32] INFO: task kworker/0:787:5292 blocked for more than 467 seconds. ** 10 printk messages dropped ** [ 1340.901881][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.902124][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.902239][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.902352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501100 [ 1340.902378][ T32] r4:00000000 [ 1340.902398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.902441][ T32] r9:83018005 r8:8567ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1340.902462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.902503][ T32] r5:00001000 r4:dfa7f000 [ 1340.902522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.902560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.902600][ T32] r5:856e578c r4:856e5400 [ 1340.902619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.902662][ T32] r7:dddced80 r6:83018000 r5:856e578c r4:84955c80 [ 1340.902682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.902726][ T32] r10:61c88647 r9:8567ec00 r8:84955cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.902783][ T32] r4:84955c80 [ 1340.902827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.902879][ T32] r10:00000000 r9:84955c80 r8:80287e08 r7:eb8f9e60 r6:849ec680 r5:8567ec00 [ 1340.902902][ T32] r4:00000001 [ 1340.902923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.902994][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1340.903024][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.903052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.903079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.903107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.903128][ T32] r4:84501240 [ 1340.903603][ T32] INFO: task kworker/0:787:5292 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.903673][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.917016][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.917151][ T32] Call trace: [ 1340.917202][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.917319][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.917351][ T32] r4:00000000 [ 1340.917423][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.917471][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.917502][ T32] 1d20: 9bf95000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.917578][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.917644][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.917671][ T32] r5:80070013 r4:80239bb0 [ 1340.917692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.917734][ T32] r4:82ac21e4 [ 1340.917754][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.917796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.917818][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1340.917907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 14 printk messages dropped ** [ 1340.918718][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 13 printk messages dropped ** [ 1340.919259][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1340.919802][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.920114][ T32] r9:83018005 r8:85670c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 3 printk messages dropped ** [ 1340.920258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.920347][ T32] r5:856e5f8c r4:856e5c00 [ 1340.920407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.920457][ T32] r7:dddced80 r6:83018000 r5:856e5f8c r4:84955d00 [ 1340.920478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.920525][ T32] r10:61c88647 r9:85670c00 r8:84955d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.920547][ T32] r4:84955d00 [ 1340.920565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.920640][ T32] r10:00000000 r9:84955d00 r8:80287e08 r7:eb8f9e60 r6:849ec700 r5:85670c00 [ 1340.920667][ T32] r4:00000001 [ 1340.920699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.920764][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) [ 1340.920793][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.920867][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.920897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.920926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.920973][ T32] r4:84501280 [ 1340.921452][ T32] INFO: task kworker/0:788:5295 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.921499][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.921560][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.921603][ T32] Call trace: [ 1340.921637][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.921685][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.921708][ T32] r4:00000000 [ 1340.921727][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.921765][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.921854][ T32] 1d20: 9bf95000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.921886][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.921912][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.921936][ T32] r5:80070013 r4:80239bb0 [ 1340.921984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.922027][ T32] r4:82ac21e4 [ 1340.922047][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.922088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.922136][ T32] r4:e0581dc0 [ 1340.922159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.922200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.922222][ T32] r4:00000000 [ 1340.922241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.922291][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.922315][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.922357][ T32] r5:00001000 r4:eecd1000 [ 1340.922402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.922444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.922534][ T32] r5:85d62f8c r4:85d62c00 [ 1340.922558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.922604][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.922624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.922669][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.922691][ T32] r4:8509f580 [ 1340.922721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.922769][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.922791][ T32] r4:00000001 [ 1340.922810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.922844][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.922943][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.922976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.923003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.923031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.923052][ T32] r4:8509db40 [ 1340.923071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1340.923329][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.923569][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.931810][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.931988][ T32] r5:856e638c r4:856e6000 [ 1340.932010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.932208][ T32] r10:00000000 r9:84955d80 r8:80287e08 r7:eb7a9e60 r6:849ec780 r5:85676000 ** 6 printk messages dropped ** [ 1340.932632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.933580][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1340.944223][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1340.944674][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 10 printk messages dropped ** [ 1340.945220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.945527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.945938][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.945985][ T32] Call trace: [ 1340.946055][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.946131][ T32] r10:8291a684 r9:eb8fdd84 r8:00000002 r7:60000113 r6:eb8fdd8c r5:85680000 [ 1340.946155][ T32] r4:85680000 [ 1340.946174][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.946216][ T32] r5:85680000 r4:8291a680 [ 1340.946273][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.946340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.946385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1340.946409][ T32] r4:00000000 [ 1340.946428][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.946548][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.946586][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.946664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501780 [ 1340.946714][ T32] r4:00000000 [ 1340.946738][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.946785][ T32] r9:83018005 r8:85680000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1340.946807][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.946864][ T32] r5:00001000 r4:eae25000 [ 1340.946886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.946925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.947041][ T32] r5:856e6b8c r4:856e6800 [ 1340.947119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.947204][ T32] r7:dddced80 r6:83018000 r5:856e6b8c r4:84955e00 [ 1340.947254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.947311][ T32] r10:61c88647 r9:85680000 r8:84955e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.947334][ T32] r4:84955e00 [ 1340.947377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.947460][ T32] r10:00000000 r9:84955e00 r8:80287e08 r7:eb7bde60 r6:849ec800 r5:85680000 [ 1340.947585][ T32] r4:00000001 [ 1340.947656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.947696][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1340.947723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.947771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.947800][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.947878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.947904][ T32] r4:84501580 [ 1340.948420][ T32] INFO: task kworker/0:790:5299 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.948463][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.948521][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.948600][ T32] Call trace: [ 1340.948673][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.948731][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.948756][ T32] r4:00000000 [ 1340.948775][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.948815][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.948879][ T32] 1d20: 9c370000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.948912][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.948937][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.948960][ T32] r5:80070013 r4:80239bb0 [ 1340.948982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.949076][ T32] r4:82ac21e4 [ 1340.949135][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.949198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 5 printk messages dropped ** [ 1340.949636][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1340.949971][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.950335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.950531][ T32] task:kworker/0:791 state:D stack:0 pid:5300 tgid:5300 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.951140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 ** 9 printk messages dropped ** [ 1340.951628][ T32] r5:00001000 r4:ead51000 ** 2 printk messages dropped ** [ 1340.951813][ T32] r5:856e678c r4:856e6400 ** 2 printk messages dropped ** [ 1340.951908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.952175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.952725][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.952917][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.952982][ T32] 1d20: 9c370000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.953051][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.953080][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.953104][ T32] r5:80070013 r4:80239bb0 [ 1340.953125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.953164][ T32] r4:82ac21e4 [ 1340.953228][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.953295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1340.953346][ T32] r4:e0581dc0 [ 1340.953370][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.953448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1340.953481][ T32] r4:00000000 [ 1340.953503][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.953549][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1340.953573][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.953668][ T32] r5:00001000 r4:eecd1000 [ 1340.953755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.975673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.975787][ T32] r5:85d62f8c r4:85d62c00 [ 1340.975838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.975894][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1340.975917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.975975][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.976002][ T32] r4:8509f580 [ 1340.976024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.976072][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1340.976154][ T32] r4:00000001 [ 1340.976260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.976346][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1340.976384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.976414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.976441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.976496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.976522][ T32] r4:8509db40 [ 1340.976555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.976620][ T32] INFO: task kworker/0:792:5303 blocked for more than 467 seconds. [ 1340.976714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.976749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.976777][ T32] task:kworker/0:792 state:D stack:0 pid:5303 tgid:5303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.976839][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.976919][ T32] Call trace: [ 1340.977036][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.977120][ T32] r10:8291a684 r9:eb905d84 r8:00000002 r7:60000013 r6:eb905d8c r5:85681800 [ 1340.977148][ T32] r4:85681800 [ 1340.977216][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.977264][ T32] r5:85681800 r4:8291a680 [ 1340.977293][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.977334][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.977376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1340.977400][ T32] r4:00000000 [ 1340.977420][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.977454][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.977491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.977532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501980 [ 1340.977555][ T32] r4:00000000 [ 1340.977634][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.977687][ T32] r9:83018005 r8:85681800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1340.977712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.977755][ T32] r5:00001000 r4:eae83000 [ 1340.977776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.977816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.977857][ T32] r5:856e6f8c r4:856e6c00 [ 1340.977878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.977923][ T32] r7:dddced80 r6:83018000 r5:856e6f8c r4:84955f00 [ 1340.977944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.977990][ T32] r10:61c88647 r9:85681800 r8:84955f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.978016][ T32] r4:84955f00 [ 1340.978038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.978094][ T32] r10:00000000 r9:84955f00 r8:80287e08 r7:eb8fde60 r6:849ec900 r5:85681800 [ 1340.978120][ T32] r4:00000001 [ 1340.978140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.978177][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1340.978204][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.978233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.978260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.978296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.978319][ T32] r4:845017c0 [ 1340.978769][ T32] INFO: task kworker/0:792:5303 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.978824][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.978939][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.978989][ T32] Call trace: [ 1340.979023][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.979075][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.979125][ T32] r4:00000000 [ 1340.979149][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.979191][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.979219][ T32] 1d20: 9c855000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1340.979272][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1340.979307][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.979333][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1340.979395][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.979577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1340.979975][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1340.980462][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.980649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.981062][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.981597][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.981911][ T32] r4:00000000 [ 1340.981931][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.981975][ T32] r9:83018005 r8:84abb000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1340.981996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.982041][ T32] r5:00001000 r4:eb0f5000 [ 1340.982062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.982137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.982184][ T32] r5:856e738c r4:856e7000 [ 1340.982204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.982250][ T32] r7:dddced80 r6:83018000 r5:856e738c r4:84955f80 [ 1340.982270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.982404][ T32] r10:61c88647 r9:84abb000 r8:84955fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.982432][ T32] r4:84955f80 [ 1340.982555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.982604][ T32] r10:00000000 r9:84955f80 r8:80287e08 r7:eb905e60 r6:849ae000 r5:84abb000 [ 1340.982626][ T32] r4:00000001 [ 1340.982645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.982689][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1340.982718][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.982746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.982771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.982799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.982847][ T32] r4:845018c0 [ 1340.983142][ T32] INFO: task kworker/0:793:5305 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1340.983273][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.983351][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.983399][ T32] Call trace: [ 1340.983458][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.983509][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1340.983544][ T32] r4:00000000 [ 1340.983566][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.983658][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1340.983736][ T32] 1d20: 9c855000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 4 printk messages dropped ** [ 1341.005592][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.005865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1341.006428][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1341.006707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.006983][ T32] INFO: task kworker/0:794:5307 blocked for more than 467 seconds. [ 1341.007027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.007083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.007122][ T32] task:kworker/0:794 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.007200][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.007271][ T32] Call trace: [ 1341.007326][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.007386][ T32] r10:8291a684 r9:eb90dd84 r8:00000002 r7:60000113 r6:eb90dd8c r5:84abc800 [ 1341.007410][ T32] r4:84abc800 [ 1341.007440][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.007486][ T32] r5:84abc800 r4:8291a680 [ 1341.007516][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.007623][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.007720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1341.007747][ T32] r4:00000000 [ 1341.007768][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.007803][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.007877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.007946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501e00 [ 1341.008025][ T32] r4:00000000 [ 1341.008073][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.008145][ T32] r9:83018005 r8:84abc800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1341.008170][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.008299][ T32] r5:00001000 r4:eb169000 [ 1341.008368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.008414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.008497][ T32] r5:856e778c r4:856e7400 [ 1341.008522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.008571][ T32] r7:dddced80 r6:83018000 r5:856e778c r4:849ae080 [ 1341.008592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.008637][ T32] r10:61c88647 r9:84abc800 r8:849ae0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.008686][ T32] r4:849ae080 [ 1341.008758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.008806][ T32] r10:00000000 r9:849ae080 r8:80287e08 r7:eb8e5e60 r6:849ae100 r5:84abc800 [ 1341.008836][ T32] r4:00000001 [ 1341.008855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.008890][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1341.008977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.009066][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.009100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.009130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.009152][ T32] r4:84501a00 [ 1341.009609][ T32] INFO: task kworker/0:794:5307 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.009709][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.009814][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.010051][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.010220][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 11 printk messages dropped ** [ 1341.010826][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1341.011301][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.011587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1341.011783][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.012018][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.012409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.012456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954240 [ 1341.012479][ T32] r4:00000000 [ 1341.012499][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.012541][ T32] r9:83018005 r8:84abbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.012623][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.012669][ T32] r5:00001000 r4:eb3a3000 [ 1341.012689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.012729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.012771][ T32] r5:856e7f8c r4:856e7c00 [ 1341.012790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.012870][ T32] r7:dddced80 r6:83018000 r5:856e7f8c r4:849ae180 [ 1341.012894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.012940][ T32] r10:61c88647 r9:84abbc00 r8:849ae1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.013021][ T32] r4:849ae180 [ 1341.013043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.013087][ T32] r10:00000000 r9:849ae180 r8:80287e08 r7:eb90de60 r6:849ae200 r5:84abbc00 [ 1341.013110][ T32] r4:00000001 [ 1341.013159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.013210][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1341.013239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.013268][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.013357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.013417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.013466][ T32] r4:84501dc0 [ 1341.035558][ T32] INFO: task kworker/0:795:5310 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.035661][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.035751][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.035819][ T32] Call trace: [ 1341.035885][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.035945][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.036032][ T32] r4:00000000 [ 1341.036061][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.036105][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.036135][ T32] 1d20: 9d44d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.036164][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.036188][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.036212][ T32] r5:80070013 r4:80239bb0 [ 1341.036255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.036345][ T32] r4:82ac21e4 [ 1341.036380][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.036424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.036447][ T32] r4:e0581dc0 [ 1341.036466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.036506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.036530][ T32] r4:00000000 [ 1341.036555][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.036619][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.036669][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.036725][ T32] r5:00001000 r4:eecd1000 [ 1341.036746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.036786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.036828][ T32] r5:85d62f8c r4:85d62c00 [ 1341.036847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.036892][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.036942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.036994][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.037042][ T32] r4:8509f580 [ 1341.037065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.037162][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.037193][ T32] r4:00000001 [ 1341.037215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.037252][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.037286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.037316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.037405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.037438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.037460][ T32] r4:8509db40 [ 1341.037482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.037541][ T32] INFO: task kworker/1:292:5312 blocked for more than 467 seconds. ** 2 printk messages dropped ** [ 1341.037624][ T32] task:kworker/1:292 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.038241][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.038300][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.038399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.038490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954040 [ 1341.038516][ T32] r4:00000000 [ 1341.038536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.038602][ T32] r9:83018205 r8:84ab9800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.038664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.038709][ T32] r5:00001000 r4:eb377000 [ 1341.038729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.038767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.038869][ T32] r5:856e7b8c r4:856e7800 [ 1341.038916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.038963][ T32] r7:ddde2d80 r6:83018200 r5:856e7b8c r4:849ec980 [ 1341.038985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.039032][ T32] r10:61c88647 r9:84ab9800 r8:849ec9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.039054][ T32] r4:849ec980 [ 1341.039099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.039146][ T32] r10:00000000 r9:849ec980 r8:80287e08 r7:eb8cde60 r6:849eca00 r5:84ab9800 [ 1341.039168][ T32] r4:00000001 [ 1341.039186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1341.039331][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.040187][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1341.040484][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1341.040779][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 10 printk messages dropped ** [ 1341.041180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.041414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.041591][ T32] task:kworker/1:293 state:D stack:0 pid:5314 tgid:5314 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.042030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 ** 10 printk messages dropped ** [ 1341.042415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.042667][ T32] r7:ddde2d80 r6:83018200 r5:8566578c r4:849eca80 ** 1 printk messages dropped ** [ 1341.042738][ T32] r10:61c88647 r9:85682400 r8:849ecaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.042760][ T32] r4:849eca80 [ 1341.042778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.042855][ T32] r10:00000000 r9:849eca80 r8:80287e08 r7:eb8cde60 r6:849ecb00 r5:85682400 [ 1341.042918][ T32] r4:00000001 [ 1341.042943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.042979][ T32] Exception stack(0xeb909fb0 to 0xeb909ff8) [ 1341.043005][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.043033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.043058][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.043086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.043108][ T32] r4:84a18fc0 [ 1341.043371][ T32] INFO: task kworker/1:293:5314 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.043445][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.043506][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.043566][ T32] Call trace: [ 1341.043769][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.061542][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.061649][ T32] r4:00000000 [ 1341.061676][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.061745][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.061778][ T32] 1d20: 9db0b000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.061878][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.061908][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.061978][ T32] r5:80070013 r4:80239bb0 [ 1341.062045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.062119][ T32] r4:82ac21e4 [ 1341.062142][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.062189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.062231][ T32] r4:e0581dc0 [ 1341.062254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.062301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.062324][ T32] r4:00000000 [ 1341.062403][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.062453][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.062533][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.062622][ T32] r5:00001000 r4:eecd1000 [ 1341.062669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.062755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.062803][ T32] r5:85d62f8c r4:85d62c00 [ 1341.062870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.062921][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.062985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.063059][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1341.063446][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1341.074350][ T32] INFO: task kworker/0:796:5316 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.075038][ T32] r5:85683000 r4:8291a680 ** 3 printk messages dropped ** [ 1341.075297][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.075587][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.075869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.075914][ T32] r5:856e838c r4:856e8000 [ 1341.075935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.076170][ T32] r4:849ae280 ** 3 printk messages dropped ** [ 1341.076359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.077166][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.077698][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1341.077768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.077794][ T32] r4:e0581dc0 [ 1341.077813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.077864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.077889][ T32] r4:00000000 [ 1341.077909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.077964][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.077988][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.078031][ T32] r5:00001000 r4:eecd1000 [ 1341.078050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.078088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.078152][ T32] r5:85d62f8c r4:85d62c00 [ 1341.078175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.078225][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.078248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.078298][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.078321][ T32] r4:8509f580 [ 1341.078340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.078384][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.078406][ T32] r4:00000001 [ 1341.078425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.078458][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.078485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.078512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.078541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.078570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.078591][ T32] r4:8509db40 [ 1341.078610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.078634][ T32] INFO: task kworker/0:797:5318 blocked for more than 467 seconds. [ 1341.078661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.078700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.078723][ T32] task:kworker/0:797 state:D stack:0 pid:5318 tgid:5318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.078769][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.078834][ T32] Call trace: [ 1341.078867][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.078913][ T32] r10:8291a684 r9:eb925d84 r8:00000002 r7:60000013 r6:eb925d8c r5:85683c00 [ 1341.078936][ T32] r4:85683c00 [ 1341.078955][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.078996][ T32] r5:85683c00 r4:8291a680 [ 1341.079043][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.079084][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.079125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb925e08 [ 1341.079148][ T32] r4:00000000 [ 1341.079167][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.079224][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.079262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.079343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954500 [ 1341.079368][ T32] r4:00000000 [ 1341.079401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.079648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.079688][ T32] r5:856e878c r4:856e8400 [ 1341.079731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.079980][ T32] r4:849ae300 ** 3 printk messages dropped ** [ 1341.080109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1341.080484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.081159][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1341.081331][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.081495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1341.081935][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1341.082281][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1341.082417][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1341.082614][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.082951][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.083392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1341.083616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.108801][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) ** 6 printk messages dropped ** [ 1341.109503][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.109995][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1341.110307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1341.110716][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.111093][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.111470][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.111930][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.112395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1341.112458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.112498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.112538][ T32] r5:856e8f8c r4:856e8c00 [ 1341.112557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.112601][ T32] r7:dddced80 r6:83018000 r5:856e8f8c r4:849ae400 [ 1341.112720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.112772][ T32] r10:61c88647 r9:85685400 r8:849ae42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.112796][ T32] r4:849ae400 [ 1341.112815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.112858][ T32] r10:00000000 r9:849ae400 r8:80287e08 r7:eb929e60 r6:849ecd00 r5:85685400 [ 1341.112880][ T32] r4:00000001 [ 1341.112899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.112932][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1341.112957][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.112984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.113093][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.113127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.113151][ T32] r4:84954600 [ 1341.113362][ T32] INFO: task kworker/0:799:5322 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.113396][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.113451][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.113602][ T32] Call trace: [ 1341.113661][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.113765][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.129973][ T32] r4:00000000 [ 1341.130018][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.130082][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.130115][ T32] 1d20: 9e860000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.130144][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.130170][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.130195][ T32] r5:80070013 r4:80239bb0 [ 1341.130215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.130302][ T32] r4:82ac21e4 [ 1341.130328][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.130373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.130419][ T32] r4:e0581dc0 [ 1341.130442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.130508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.130534][ T32] r4:00000000 [ 1341.130555][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.130628][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.130653][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.130699][ T32] r5:00001000 r4:eecd1000 [ 1341.130719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.130757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1341.131038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.131269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1341.131458][ T32] task:kworker/0:800 state:D stack:0 pid:5324 tgid:5324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.131516][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.131602][ T32] Call trace: [ 1341.131663][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.131715][ T32] r10:8291a684 r9:eb931d84 r8:00000002 r7:60000113 r6:eb931d8c r5:84abe000 [ 1341.131738][ T32] r4:84abe000 [ 1341.131758][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.131800][ T32] r5:84abe000 r4:8291a680 [ 1341.131820][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.131857][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.131899][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1341.131978][ T32] r4:00000000 [ 1341.132002][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.132039][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.132073][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.132112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954cc0 [ 1341.132157][ T32] r4:00000000 [ 1341.132180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.132223][ T32] r9:83018005 r8:84abe000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1341.132268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.132339][ T32] r5:00001000 r4:eb559000 [ 1341.132394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.132439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.132481][ T32] r5:856e978c r4:856e9400 [ 1341.132537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.132588][ T32] r7:dddced80 r6:83018000 r5:856e978c r4:849ae480 [ 1341.132608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.132654][ T32] r10:61c88647 r9:84abe000 r8:849ae4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.132676][ T32] r4:849ae480 [ 1341.132694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.132737][ T32] r10:00000000 r9:849ae480 r8:80287e08 r7:eb92de60 r6:849ae500 r5:84abe000 [ 1341.132759][ T32] r4:00000001 [ 1341.132778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.132811][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1341.132838][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.132865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.132903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.132981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.133006][ T32] r4:84954740 ** 1 printk messages dropped ** [ 1341.133467][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.144657][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.144747][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1341.145117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.145537][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1341.145887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.146301][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1341.146869][ T32] r4:84815400 ** 4 printk messages dropped ** [ 1341.147137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 ** 11 printk messages dropped ** [ 1341.147679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.148071][ T32] r10:61c88647 r9:84815400 r8:849ecdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.148652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.149482][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1341.149830][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.150178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1341.150805][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.151018][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1341.151221][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1341.151859][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.152358][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.152917][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.153205][ T32] r5:856e938c r4:856e9000 [ 1341.153287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.153700][ T32] r7:dddced80 r6:83018000 r5:856e938c r4:849ae600 [ 1341.185672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.185819][ T32] r10:61c88647 r9:84abec00 r8:849ae62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.185850][ T32] r4:849ae600 [ 1341.185875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.185933][ T32] r10:00000000 r9:849ae600 r8:80287e08 r7:eb931e60 r6:849ae680 r5:84abec00 [ 1341.185961][ T32] r4:00000001 [ 1341.186006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.186055][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1341.186111][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.186552][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.186598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.186663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.186715][ T32] r4:84954380 [ 1341.187223][ T32] INFO: task kworker/0:801:5327 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.187331][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.187411][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.187580][ T32] Call trace: [ 1341.187892][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.187998][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.188026][ T32] r4:00000000 [ 1341.188128][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.188209][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.188245][ T32] 1d20: 9eddf000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.188276][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.188350][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.188491][ T32] r5:80070013 r4:80239bb0 [ 1341.188518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.188565][ T32] r4:82ac21e4 [ 1341.188586][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.189288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.189402][ T32] r4:e0581dc0 [ 1341.189873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.189925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.189950][ T32] r4:00000000 [ 1341.189971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.190020][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.190042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.190087][ T32] r5:00001000 r4:eecd1000 [ 1341.190109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.190149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.190194][ T32] r5:85d62f8c r4:85d62c00 [ 1341.190215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.190266][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.190288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.190752][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.190825][ T32] r4:8509f580 [ 1341.190848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.190899][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.190923][ T32] r4:00000001 [ 1341.190944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.190983][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.191010][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.191071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.191136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.191170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.191224][ T32] r4:8509db40 [ 1341.191250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.191319][ T32] INFO: task kworker/0:802:5330 blocked for more than 467 seconds. [ 1341.191359][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.191401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.191428][ T32] task:kworker/0:802 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.191542][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.191759][ T32] Call trace: [ 1341.191795][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.191963][ T32] r5:84880c00 r4:8291a680 ** 3 printk messages dropped ** [ 1341.192090][ T32] r4:00000000 [ 1341.192110][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.192143][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.192177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.192216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954d80 [ 1341.192238][ T32] r4:00000000 [ 1341.192257][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.192331][ T32] r9:83018005 r8:84880c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1341.192358][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.192404][ T32] r5:00001000 r4:eb569000 [ 1341.192424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.192472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.192530][ T32] r5:856e9b8c r4:856e9800 [ 1341.192554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.192602][ T32] r7:dddced80 r6:83018000 r5:856e9b8c r4:849ae700 [ 1341.192622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.192669][ T32] r10:61c88647 r9:84880c00 r8:849ae72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.192691][ T32] r4:849ae700 [ 1341.192710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.192754][ T32] r10:00000000 r9:849ae700 r8:80287e08 r7:eb931e60 r6:849ae780 r5:84880c00 [ 1341.192776][ T32] r4:00000001 [ 1341.192795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.192829][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) [ 1341.192861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.192895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.192923][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.193280][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.211105][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.211279][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.211565][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1341.211802][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1341.212117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1341.212540][ T32] task:kworker/0:803 state:D stack:0 pid:5332 tgid:5332 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.213395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 ** 8 printk messages dropped ** [ 1341.224725][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.224956][ T32] r5:856ea38c r4:856ea000 ** 3 printk messages dropped ** [ 1341.225441][ T32] r10:61c88647 r9:84881800 r8:849ae82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.225874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.226949][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1341.227273][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.227452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1341.228380][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1341.229019][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.229197][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.229226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.229276][ T32] r4:8509db40 [ 1341.229307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.229350][ T32] INFO: task kworker/0:804:5335 blocked for more than 467 seconds. [ 1341.229384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.229411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.229433][ T32] task:kworker/0:804 state:D stack:0 pid:5335 tgid:5335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.229478][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.229555][ T32] Call trace: [ 1341.229594][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.229644][ T32] r10:8291a684 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:84882400 [ 1341.229699][ T32] r4:84882400 [ 1341.229727][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.229771][ T32] r5:84882400 r4:8291a680 [ 1341.229792][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.229831][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.229873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 [ 1341.229895][ T32] r4:00000000 [ 1341.229914][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.229989][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.230028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.230070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bae00 [ 1341.230301][ T32] r4:00000000 [ 1341.230328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.230372][ T32] r9:83018005 r8:84882400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1341.230394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.230436][ T32] r5:00001000 r4:eb585000 [ 1341.230455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.230496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.230537][ T32] r5:856e9f8c r4:856e9c00 [ 1341.230556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.230600][ T32] r7:dddced80 r6:83018000 r5:856e9f8c r4:849ae900 [ 1341.230620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.230665][ T32] r10:61c88647 r9:84882400 r8:849ae92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.230687][ T32] r4:849ae900 [ 1341.230706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.230750][ T32] r10:00000000 r9:849ae900 r8:80287e08 r7:eb921e60 r6:849ae980 r5:84882400 [ 1341.230774][ T32] r4:00000001 [ 1341.230792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.230857][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1341.230889][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.230918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.230944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.230973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.230995][ T32] r4:84b200c0 [ 1341.231264][ T32] INFO: task kworker/0:804:5335 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.231305][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.231444][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.231492][ T32] Call trace: [ 1341.231521][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.231569][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.231593][ T32] r4:00000000 [ 1341.231613][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.231651][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.231680][ T32] 1d20: 9f161000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.231708][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.231944][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.231971][ T32] r5:80070013 r4:80239bb0 [ 1341.231993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.232087][ T32] r4:82ac21e4 [ 1341.232439][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.232488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.232511][ T32] r4:e0581dc0 [ 1341.232532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1341.232767][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.233145][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1341.233230][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.233401][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.265743][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.266419][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.266832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b20240 ** 7 printk messages dropped ** [ 1341.270338][ T32] r5:856ea78c r4:856ea400 [ 1341.270950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.271009][ T32] r7:dddced80 r6:83018000 r5:856ea78c r4:849aea00 [ 1341.271033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.271087][ T32] r10:61c88647 r9:84883000 r8:849aea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.271112][ T32] r4:849aea00 [ 1341.271134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.271185][ T32] r10:00000000 r9:849aea00 r8:80287e08 r7:eb921e60 r6:849aea80 r5:84883000 [ 1341.271285][ T32] r4:00000001 [ 1341.271311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.272327][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1341.272367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.272552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.272584][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.272616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.273819][ T32] r4:84b200c0 [ 1341.295763][ T32] INFO: task kworker/0:805:5336 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.295842][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.295927][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.295992][ T32] Call trace: [ 1341.296027][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.296192][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.296226][ T32] r4:00000000 [ 1341.296249][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.296295][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.296351][ T32] 1d20: 9f765000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.296384][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.296413][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.296439][ T32] r5:80070013 r4:80239bb0 [ 1341.296462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.296509][ T32] r4:82ac21e4 [ 1341.296531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.296577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.296615][ T32] r4:e0581dc0 [ 1341.297101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.297161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.297535][ T32] r4:00000000 [ 1341.297568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.298095][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.298131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.298489][ T32] r5:00001000 r4:eecd1000 [ 1341.298515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.299101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.299285][ T32] r5:85d62f8c r4:85d62c00 [ 1341.299310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.299915][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.299942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.300093][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.300123][ T32] r4:8509f580 [ 1341.300339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.300398][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.300718][ T32] r4:00000001 [ 1341.300743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1341.302554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.332466][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.333152][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1341.344164][ T32] r9:83018005 r8:84883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1341.344393][ T32] r5:856eab8c r4:856ea800 ** 2 printk messages dropped ** [ 1341.344486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.344741][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) ** 6 printk messages dropped ** [ 1341.345600][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.347612][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1341.348185][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.348520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.348989][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1341.349070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.349859][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.350382][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.350680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b20540 ** 7 printk messages dropped ** [ 1341.351083][ T32] r5:856eaf8c r4:856eac00 ** 1 printk messages dropped ** [ 1341.351146][ T32] r7:dddced80 r6:83018000 r5:856eaf8c r4:849aec00 ** 6 printk messages dropped ** [ 1341.351344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.351774][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1341.351948][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.352034][ T32] r4:00000000 [ 1341.352057][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.352099][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.352143][ T32] 1d20: 9fd9b000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.352317][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.352353][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.352377][ T32] r5:80070013 r4:80239bb0 [ 1341.352397][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.352436][ T32] r4:82ac21e4 [ 1341.352488][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.352552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.352578][ T32] r4:e0581dc0 [ 1341.352598][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.352640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.352662][ T32] r4:00000000 [ 1341.353010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.353057][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.353091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.353135][ T32] r5:00001000 r4:eecd1000 [ 1341.353155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.353293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.353343][ T32] r5:85d62f8c r4:85d62c00 [ 1341.353364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.353427][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.353452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.353499][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.353523][ T32] r4:8509f580 [ 1341.353570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.353621][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.353645][ T32] r4:00000001 [ 1341.353664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.353728][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.353827][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.375112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.375157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.375191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.375216][ T32] r4:8509db40 [ 1341.375240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.375269][ T32] INFO: task kworker/0:808:5343 blocked for more than 467 seconds. [ 1341.375301][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.375325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.375356][ T32] task:kworker/0:808 state:D stack:0 pid:5343 tgid:5343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.375409][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.375463][ T32] Call trace: [ 1341.375496][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.375577][ T32] r10:8291a684 r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:84885400 [ 1341.375711][ T32] r4:84885400 [ 1341.375755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.375824][ T32] r5:84885400 r4:8291a680 [ 1341.376233][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.376373][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.376463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 [ 1341.376607][ T32] r4:00000000 [ 1341.376655][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.376819][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.377047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.377132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b20600 [ 1341.377188][ T32] r4:00000000 [ 1341.377228][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.377319][ T32] r9:83018005 r8:84885400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1341.377377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.377572][ T32] r5:00001000 r4:eb70d000 [ 1341.378231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.378426][ T32] r5:856eb38c r4:856eb000 [ 1341.378474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1341.378615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.379196][ T32] Exception stack(0xeb951fb0 to 0xeb951ff8) ** 6 printk messages dropped ** [ 1341.380382][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.381365][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1341.381890][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1341.382273][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.383152][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1341.383550][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1341.383875][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1341.408650][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.409351][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1341.410188][ T32] r9:83018005 r8:84886000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1341.410236][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.410328][ T32] r5:00001000 r4:eb75f000 [ 1341.410370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.410451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.410573][ T32] r5:856eb78c r4:856eb400 [ 1341.410632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.410749][ T32] r7:dddced80 r6:83018000 r5:856eb78c r4:849aee00 [ 1341.410802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.410963][ T32] r10:61c88647 r9:84886000 r8:849aee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.411017][ T32] r4:849aee00 [ 1341.411061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.411180][ T32] r10:00000000 r9:849aee00 r8:80287e08 r7:eb951e60 r6:849aee80 r5:84886000 [ 1341.411231][ T32] r4:00000001 [ 1341.411280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.411371][ T32] Exception stack(0xeb959fb0 to 0xeb959ff8) [ 1341.411427][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.411643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.411738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.411811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.412071][ T32] r4:84b20640 [ 1341.412898][ T32] INFO: task kworker/0:809:5345 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.412974][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.413287][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.413428][ T32] Call trace: [ 1341.413548][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.413661][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.414038][ T32] r4:00000000 [ 1341.434621][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.434770][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.434845][ T32] 1d20: a05ec000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.434907][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.434972][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.435228][ T32] r5:80070013 r4:80239bb0 [ 1341.435280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.435379][ T32] r4:82ac21e4 [ 1341.435428][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.435514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.435563][ T32] r4:e0581dc0 [ 1341.435606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.435688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.435739][ T32] r4:00000000 [ 1341.435778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.435866][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.435919][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.436008][ T32] r5:00001000 r4:eecd1000 [ 1341.436047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.436129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.436217][ T32] r5:85d62f8c r4:85d62c00 [ 1341.436258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.436611][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.437388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.438011][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.438743][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.439241][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.439843][ T32] r5:856ebb8c r4:856eb800 [ 1341.439889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.440593][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.441070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.442530][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.442855][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.443258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1341.473017][ T32] r5:85d62f8c r4:85d62c00 [ 1341.473118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.473219][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.473279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.473383][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.473428][ T32] r4:8509f580 [ 1341.473475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.473579][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.473627][ T32] r4:00000001 [ 1341.473762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.484423][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.484500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.484565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.484634][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.484702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.484746][ T32] r4:8509db40 [ 1341.484819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.484897][ T32] INFO: task kworker/0:811:5348 blocked for more than 467 seconds. [ 1341.484962][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.485079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.485131][ T32] task:kworker/0:811 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.485236][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.485345][ T32] Call trace: [ 1341.485414][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.485535][ T32] r10:8291a684 r9:eb95dd84 r8:00000002 r7:60000013 r6:eb95dd8c r5:84880000 [ 1341.485600][ T32] r4:84880000 [ 1341.485643][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.485745][ T32] r5:84880000 r4:8291a680 [ 1341.485799][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.485877][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.486024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 [ 1341.486114][ T32] r4:00000000 [ 1341.486160][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.486256][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.486353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.486552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b20c80 [ 1341.486635][ T32] r4:00000000 [ 1341.486675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.486765][ T32] r9:83018005 r8:84880000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1341.486904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.486988][ T32] r5:00001000 r4:eb7c1000 [ 1341.487029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.487111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.487190][ T32] r5:856f438c r4:856f4000 [ 1341.487304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.487409][ T32] r7:dddced80 r6:83018000 r5:856f438c r4:83cda000 [ 1341.487453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.487544][ T32] r10:61c88647 r9:84880000 r8:83cda02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.487648][ T32] r4:83cda000 [ 1341.487702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.487789][ T32] r10:00000000 r9:83cda000 r8:80287e08 r7:eb955e60 r6:83cda080 r5:84880000 [ 1341.487862][ T32] r4:00000001 [ 1341.487914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.487982][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1341.488039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.488090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.488167][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.488230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1341.489195][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.489690][ T32] 1d20: a0c8e000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1341.490358][ T32] r4:e0581dc0 ** 7 printk messages dropped ** [ 1341.490996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1341.491574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1341.492119][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1341.492583][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.492886][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.493171][ T32] r9:83018005 r8:84abd400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1341.493394][ T32] r5:856ebf8c r4:856ebc00 ** 2 printk messages dropped ** [ 1341.493558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.516079][ T32] Exception stack(0xeb961fb0 to 0xeb961ff8) ** 6 printk messages dropped ** [ 1341.516740][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.517016][ T32] r4:00000000 [ 1341.517057][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.517123][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.517159][ T32] 1d20: a1145000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.517189][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.517214][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.517237][ T32] r5:80070013 r4:80239bb0 [ 1341.517280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.517336][ T32] r4:82ac21e4 [ 1341.517364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.517419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.517454][ T32] r4:e0581dc0 [ 1341.517492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.517537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.517580][ T32] r4:00000000 [ 1341.517624][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.517685][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.517718][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.517792][ T32] r5:00001000 r4:eecd1000 [ 1341.517816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.517857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.517899][ T32] r5:85d62f8c r4:85d62c00 [ 1341.517950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.518022][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.518096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.518148][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.518171][ T32] r4:8509f580 [ 1341.518199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.518277][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.518306][ T32] r4:00000001 [ 1341.518334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.518371][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.518397][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.518425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.518452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.518480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.518502][ T32] r4:8509db40 [ 1341.518536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.518568][ T32] INFO: task kworker/0:813:5352 blocked for more than 467 seconds. [ 1341.518623][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.518671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.518716][ T32] task:kworker/0:813 state:D stack:0 pid:5352 tgid:5352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.518764][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.518824][ T32] Call trace: [ 1341.518878][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.518933][ T32] r10:8291a684 r9:eb965d84 r8:00000002 r7:60000013 r6:eb965d8c r5:85758000 [ 1341.518957][ T32] r4:85758000 [ 1341.518977][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.519018][ T32] r5:85758000 r4:8291a680 [ 1341.519047][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.519089][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.519131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1341.519153][ T32] r4:00000000 [ 1341.519172][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.519205][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.519239][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.519293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b20d40 [ 1341.519326][ T32] r4:00000000 [ 1341.519349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.519414][ T32] r9:83018005 r8:85758000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1341.519439][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.519490][ T32] r5:00001000 r4:eb7cf000 [ 1341.519532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.519598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.519644][ T32] r5:856f478c r4:856f4400 [ 1341.519664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.519714][ T32] r7:dddced80 r6:83018000 r5:856f478c r4:83cda200 [ 1341.519734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.519801][ T32] r10:61c88647 r9:85758000 r8:83cda22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.519829][ T32] r4:83cda200 [ 1341.519849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.519893][ T32] r10:00000000 r9:83cda200 r8:80287e08 r7:eb95de60 r6:83cda280 r5:85758000 [ 1341.519915][ T32] r4:00000001 [ 1341.519933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1341.520019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.520647][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1341.521073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 12 printk messages dropped ** [ 1341.521762][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 8 printk messages dropped ** [ 1341.522407][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.522724][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.523172][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 ** 10 printk messages dropped ** [ 1341.523581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.523687][ T32] r5:856f5f8c r4:856f5c00 ** 4 printk messages dropped ** [ 1341.537679][ T32] r4:83cda300 ** 4 printk messages dropped ** [ 1341.537893][ T32] Exception stack(0xeb969fb0 to 0xeb969ff8) ** 6 printk messages dropped ** [ 1341.538557][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.538993][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.539205][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1341.539486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.539674][ T32] r5:85d62f8c r4:85d62c00 [ 1341.539697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.539787][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.539812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.539901][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.539983][ T32] r4:8509f580 [ 1341.540013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.540062][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.540084][ T32] r4:00000001 [ 1341.540122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.540161][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.540188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.540216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.540242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.540270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.540319][ T32] r4:8509db40 [ 1341.540374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.540416][ T32] INFO: task kworker/0:815:5355 blocked for more than 468 seconds. [ 1341.540452][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.540477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.540498][ T32] task:kworker/0:815 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.540543][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.540600][ T32] Call trace: [ 1341.540676][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.540727][ T32] r10:8291a684 r9:eb96dd84 r8:00000002 r7:60000013 r6:eb96dd8c r5:85759800 [ 1341.540760][ T32] r4:85759800 [ 1341.540783][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.540827][ T32] r5:85759800 r4:8291a680 [ 1341.540847][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.540885][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.540950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 [ 1341.540983][ T32] r4:00000000 [ 1341.541017][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.541055][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.541089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.541129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954fc0 [ 1341.541161][ T32] r4:00000000 [ 1341.541199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.541256][ T32] r9:83018005 r8:85759800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.541281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.541333][ T32] r5:00001000 r4:eb7db000 [ 1341.541354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.541412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.541478][ T32] r5:856f4b8c r4:856f4800 [ 1341.541501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.541559][ T32] r7:dddced80 r6:83018000 r5:856f4b8c r4:83cda400 [ 1341.541620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.541723][ T32] r10:61c88647 r9:85759800 r8:83cda42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.541773][ T32] r4:83cda400 [ 1341.541822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.541915][ T32] r10:00000000 r9:83cda400 r8:80287e08 r7:eb969e60 r6:83cda480 r5:85759800 [ 1341.541968][ T32] r4:00000001 [ 1341.542024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.542103][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1341.542160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.542218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.542274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.542406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.542473][ T32] r4:84b20f80 ** 2 printk messages dropped ** [ 1341.543057][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.543344][ T32] 1d20: a1145000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1341.543560][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1341.564511][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1341.564931][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1341.565557][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1341.565949][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1341.566466][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.567063][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.567648][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.568145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.568249][ T32] r5:856f4f8c r4:856f4c00 ** 3 printk messages dropped ** [ 1341.568663][ T32] r10:61c88647 r9:8575b000 r8:83cda52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.569233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.570422][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.571005][ T32] 1d20: a153b000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 9 printk messages dropped ** [ 1341.571732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1341.572350][ T32] r5:85d62f8c r4:85d62c00 ** 7 printk messages dropped ** [ 1341.572984][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.573373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.597269][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.597720][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.598129][ T32] r9:83018005 r8:85688000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1341.598328][ T32] r5:856f538c r4:856f5000 [ 1341.598349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.598396][ T32] r7:dddced80 r6:83018000 r5:856f538c r4:83cda600 [ 1341.598417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.598464][ T32] r10:61c88647 r9:85688000 r8:83cda62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.598487][ T32] r4:83cda600 [ 1341.598507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.598552][ T32] r10:00000000 r9:83cda600 r8:80287e08 r7:eb969e60 r6:849ece00 r5:85688000 [ 1341.598573][ T32] r4:00000001 [ 1341.598592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.598630][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) [ 1341.598657][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.598699][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.598729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.598769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.598794][ T32] r4:85708040 [ 1341.599233][ T32] INFO: task kworker/0:817:5359 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.599291][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.599390][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.599440][ T32] Call trace: [ 1341.599470][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.599519][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.599563][ T32] r4:00000000 [ 1341.599596][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.599658][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.599689][ T32] 1d20: a17e1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.599743][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.599789][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.599816][ T32] r5:80070013 r4:80239bb0 [ 1341.599858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.599901][ T32] r4:82ac21e4 [ 1341.599922][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.599963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.599985][ T32] r4:e0581dc0 [ 1341.600005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.600045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.600067][ T32] r4:00000000 [ 1341.600086][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.600148][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.600197][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.600244][ T32] r5:00001000 r4:eecd1000 [ 1341.600264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.600330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.600391][ T32] r5:85d62f8c r4:85d62c00 [ 1341.600411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.600457][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.600478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.600547][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.600574][ T32] r4:8509f580 [ 1341.600593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.600639][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.600672][ T32] r4:00000001 [ 1341.600714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.600752][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.600798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.600881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.600917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.600966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.600992][ T32] r4:8509db40 [ 1341.601043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.601094][ T32] INFO: task kworker/0:818:5362 blocked for more than 468 seconds. [ 1341.601126][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.601159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.601192][ T32] task:kworker/0:818 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.601262][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.601305][ T32] Call trace: [ 1341.601355][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.601405][ T32] r10:8291a684 r9:eb981d84 r8:00000002 r7:60000113 r6:eb981d8c r5:85689800 [ 1341.601429][ T32] r4:85689800 [ 1341.601482][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.601527][ T32] r5:85689800 r4:8291a680 [ 1341.601547][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.601595][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.601640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 [ 1341.601662][ T32] r4:00000000 [ 1341.601681][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.601727][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.601784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.601849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708440 [ 1341.601896][ T32] r4:00000000 [ 1341.601921][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.601966][ T32] r9:83018005 r8:85689800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1341.601988][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.602029][ T32] r5:00001000 r4:eb80b000 [ 1341.602048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.602085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.602127][ T32] r5:856f578c r4:856f5400 [ 1341.602146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.602190][ T32] r7:dddced80 r6:83018000 r5:856f578c r4:83cda680 [ 1341.602231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.602280][ T32] r10:61c88647 r9:85689800 r8:83cda6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.602345][ T32] r4:83cda680 [ 1341.602370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.602435][ T32] r10:00000000 r9:83cda680 r8:80287e08 r7:eb969e60 r6:849ece80 r5:85689800 [ 1341.602461][ T32] r4:00000001 [ 1341.602501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.602540][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1341.602592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.602644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.602687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.602739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.602765][ T32] r4:857083c0 [ 1341.602997][ T32] INFO: task kworker/0:818:5362 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.603044][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.603137][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.603235][ T32] Call trace: [ 1341.603277][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.603337][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.603382][ T32] r4:00000000 [ 1341.603411][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.603457][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.603489][ T32] 1d20: a17e1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.603518][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.603544][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.603568][ T32] r5:80070013 r4:80239bb0 [ 1341.603605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.603678][ T32] r4:82ac21e4 [ 1341.603740][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.624251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.624373][ T32] r4:e0581dc0 [ 1341.624414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.624505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.624571][ T32] r4:00000000 [ 1341.624611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.624726][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.624784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.624886][ T32] r5:00001000 r4:eecd1000 [ 1341.624943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.625022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.625113][ T32] r5:85d62f8c r4:85d62c00 [ 1341.625194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.625289][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.625354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.625447][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.625491][ T32] r4:8509f580 [ 1341.625531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.625628][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.625705][ T32] r4:00000001 [ 1341.625759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.625835][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.625892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.625950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.626023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.626120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.626169][ T32] r4:8509db40 [ 1341.626210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.626269][ T32] INFO: task kworker/0:819:5364 blocked for more than 468 seconds. [ 1341.626342][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.626403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.626466][ T32] task:kworker/0:819 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.626571][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.626658][ T32] Call trace: [ 1341.626744][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.626887][ T32] r10:8291a684 r9:eb97dd84 r8:00000002 r7:60000013 r6:eb97dd8c r5:8568a400 [ 1341.626950][ T32] r4:8568a400 [ 1341.626989][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.627071][ T32] r5:8568a400 r4:8291a680 [ 1341.627112][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.627511][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.628074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.628250][ T32] r5:856f5b8c r4:856f5800 [ 1341.628299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.628719][ T32] r4:83cda700 ** 3 printk messages dropped ** [ 1341.628949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.630131][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.630909][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1341.631379][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1341.631758][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.632477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1341.633034][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1341.633411][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.664724][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.665294][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.665858][ T32] r5:85666b8c r4:85666800 [ 1341.665896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.666330][ T32] r4:849ecf80 ** 2 printk messages dropped ** [ 1341.666691][ T32] r4:00000001 [ 1341.666763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.666841][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 1341.666896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.667065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.667124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.667287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.667347][ T32] r4:84b21fc0 [ 1341.668059][ T32] INFO: task kworker/1:295:5365 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.668134][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.668264][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.668402][ T32] Call trace: [ 1341.668478][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.668571][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.668647][ T32] r4:00000000 [ 1341.668697][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.668776][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.668833][ T32] 1d20: a21c0000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.668906][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.668960][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.669005][ T32] r5:80070013 r4:80239bb0 [ 1341.669048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.669126][ T32] r4:82ac21e4 [ 1341.669188][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.669274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.669392][ T32] r4:e0581dc0 [ 1341.669439][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.669521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.669564][ T32] r4:00000000 [ 1341.669610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.669717][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.669807][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.669891][ T32] r5:00001000 r4:eecd1000 [ 1341.669956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.670087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.670175][ T32] r5:85d62f8c r4:85d62c00 [ 1341.670236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.670332][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.670445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.670557][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.670609][ T32] r4:8509f580 [ 1341.670659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.670751][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.670804][ T32] r4:00000001 [ 1341.670847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.670940][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.671038][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.671265][ T32] r4:8509db40 [ 1341.671310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.671379][ T32] INFO: task kworker/1:296:5367 blocked for more than 468 seconds. [ 1341.671443][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.671514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.671558][ T32] task:kworker/1:296 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.671658][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.671790][ T32] Call trace: [ 1341.671854][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.671945][ T32] r10:8291a684 r9:eb989d84 r8:00000002 r7:60000113 r6:eb989d8c r5:8568bc00 [ 1341.671992][ T32] r4:8568bc00 [ 1341.672032][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.672113][ T32] r5:8568bc00 r4:8291a680 [ 1341.672164][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.672239][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.672343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 [ 1341.672388][ T32] r4:00000000 [ 1341.672429][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.672519][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.672590][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.672674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85710b80 [ 1341.672717][ T32] r4:00000000 [ 1341.672780][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.672871][ T32] r9:83018205 r8:8568bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1341.672934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.673016][ T32] r5:00001000 r4:eba1d000 [ 1341.673063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.673139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.673237][ T32] r5:8566638c r4:85666000 [ 1341.673283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.673378][ T32] r7:ddde2d80 r6:83018200 r5:8566638c r4:8570a080 [ 1341.673428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.673708][ T32] r10:00000000 r9:8570a080 r8:80287e08 r7:eb971e60 r6:8570a100 r5:8568bc00 ** 8 printk messages dropped ** [ 1341.702638][ T32] INFO: task kworker/1:296:5367 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 8 printk messages dropped ** [ 1341.703609][ T32] 1d20: a2632000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1341.707039][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1341.707258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.707796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.708142][ T32] INFO: task kworker/0:820:5370 blocked for more than 468 seconds. ** 5 printk messages dropped ** [ 1341.708568][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1341.708813][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.709089][ T32] r9:83018005 r8:8568e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 ** 4 printk messages dropped ** [ 1341.709304][ T32] r5:856f638c r4:856f6000 [ 1341.709324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.709545][ T32] r10:00000000 r9:83cda780 r8:80287e08 r7:eb969e60 r6:8570a180 r5:8568e000 ** 8 printk messages dropped ** [ 1341.710216][ T32] INFO: task kworker/0:820:5370 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 7 printk messages dropped ** [ 1341.710619][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1341.710822][ T32] r4:82ac21e4 [ 1341.710846][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.710890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.710935][ T32] r4:e0581dc0 [ 1341.710979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.711058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.711105][ T32] r4:00000000 [ 1341.711147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.711249][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.711314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.711401][ T32] r5:00001000 r4:eecd1000 [ 1341.711459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.711544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.711633][ T32] r5:85d62f8c r4:85d62c00 [ 1341.711678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.711776][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.711840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.711972][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.712029][ T32] r4:8509f580 [ 1341.712071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.712169][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.712240][ T32] r4:00000001 [ 1341.712296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.712356][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.712384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.712412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.712456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.712490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.712512][ T32] r4:8509db40 [ 1341.712532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.712556][ T32] INFO: task kworker/0:821:5372 blocked for more than 468 seconds. [ 1341.712600][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.712627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.712648][ T32] task:kworker/0:821 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.712696][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.712738][ T32] Call trace: [ 1341.712793][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.712844][ T32] r10:8291a684 r9:eb9b1d84 r8:00000002 r7:60000013 r6:eb9b1d8c r5:8568ec00 [ 1341.712867][ T32] r4:8568ec00 [ 1341.712888][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.712972][ T32] r5:8568ec00 r4:8291a680 [ 1341.712997][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.713038][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.713079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 [ 1341.713101][ T32] r4:00000000 [ 1341.713120][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.713180][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.713220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1341.713399][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.713572][ T32] r5:856f6f8c r4:856f6c00 [ 1341.713592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.737961][ T32] r10:00000000 r9:83cda800 r8:80287e08 r7:eb9a9e60 r6:8570a200 r5:8568ec00 ** 8 printk messages dropped ** [ 1341.739383][ T32] INFO: task kworker/0:821:5372 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 9 printk messages dropped ** [ 1341.740499][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 11 printk messages dropped ** [ 1341.741025][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.741048][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.741117][ T32] r5:00001000 r4:eecd1000 [ 1341.741168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.741215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.741260][ T32] r5:85d62f8c r4:85d62c00 [ 1341.741284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.741352][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.741376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.741421][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.741489][ T32] r4:8509f580 [ 1341.741605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.741683][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.741711][ T32] r4:00000001 [ 1341.741755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.741796][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.741823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.741852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.741879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.741907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.741929][ T32] r4:8509db40 [ 1341.741950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.741979][ T32] INFO: task kworker/0:822:5373 blocked for more than 468 seconds. [ 1341.742039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.742068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.742089][ T32] task:kworker/0:822 state:D stack:0 pid:5373 tgid:5373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.742138][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.742208][ T32] Call trace: [ 1341.742242][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.742321][ T32] r10:8291a684 r9:eb9b9d84 r8:00000002 r7:60000113 r6:eb9b9d8c r5:8568d400 [ 1341.742348][ T32] r4:8568d400 [ 1341.742370][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.742413][ T32] r5:8568d400 r4:8291a680 [ 1341.742458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.742501][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.742569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1341.742595][ T32] r4:00000000 [ 1341.742614][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.742650][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.742684][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.742725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708a80 [ 1341.742748][ T32] r4:00000000 [ 1341.742793][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.742868][ T32] r9:83018005 r8:8568d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1341.742893][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.742937][ T32] r5:00001000 r4:eb9a5000 [ 1341.742982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.743025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.743070][ T32] r5:856f678c r4:856f6400 [ 1341.743090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.743135][ T32] r7:dddced80 r6:83018000 r5:856f678c r4:83cda880 [ 1341.743189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.743241][ T32] r10:61c88647 r9:8568d400 r8:83cda8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.743264][ T32] r4:83cda880 [ 1341.743291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.743336][ T32] r10:00000000 r9:83cda880 r8:80287e08 r7:eb9b1e60 r6:8570a280 r5:8568d400 [ 1341.743360][ T32] r4:00000001 [ 1341.743379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.743415][ T32] Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) [ 1341.743441][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.743469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.743507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.743539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.743563][ T32] r4:85708bc0 [ 1341.758450][ T32] INFO: task kworker/0:822:5373 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.758579][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.758742][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.758810][ T32] Call trace: [ 1341.758843][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.758902][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.758926][ T32] r4:00000000 [ 1341.758948][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.758989][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.759020][ T32] 1d20: a296a000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.759049][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.759128][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.759158][ T32] r5:80070013 r4:80239bb0 [ 1341.759180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.759221][ T32] r4:82ac21e4 [ 1341.759241][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1341.759315][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1341.759543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.760003][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.760243][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.760624][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.760771][ T32] r4:85686c00 ** 4 printk messages dropped ** [ 1341.761017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 ** 8 printk messages dropped ** [ 1341.761489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.761636][ T32] r5:856f6b8c r4:856f6800 [ 1341.761681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.761800][ T32] r10:61c88647 r9:85686c00 r8:83cda92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.762114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.762782][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.763010][ T32] 1d20: a296a000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1341.763227][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1341.763664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.781967][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1341.782161][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1341.782427][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1341.782839][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.782937][ T32] Call trace: [ 1341.783171][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.783226][ T32] r10:8291a684 r9:eb9d9d84 r8:00000002 r7:60000113 r6:eb9d9d8c r5:85688c00 [ 1341.783249][ T32] r4:85688c00 [ 1341.783269][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.783319][ T32] r5:85688c00 r4:8291a680 [ 1341.783341][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.783379][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.783420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 [ 1341.783443][ T32] r4:00000000 [ 1341.783493][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.783532][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.783571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.783613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708e40 [ 1341.783803][ T32] r4:00000000 [ 1341.796470][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.796569][ T32] r9:83018005 r8:85688c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1341.796662][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.796905][ T32] r5:00001000 r4:eb9f7000 [ 1341.796936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.796979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.797095][ T32] r5:856f7b8c r4:856f7800 [ 1341.797121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.797181][ T32] r7:dddced80 r6:83018000 r5:856f7b8c r4:83cda980 [ 1341.797206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.797255][ T32] r10:61c88647 r9:85688c00 r8:83cda9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.797296][ T32] r4:83cda980 [ 1341.797407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.797471][ T32] r10:00000000 r9:83cda980 r8:80287e08 r7:eb9b1e60 r6:8570a380 r5:85688c00 [ 1341.797501][ T32] r4:00000001 [ 1341.797609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.797652][ T32] Exception stack(0xeb9d9fb0 to 0xeb9d9ff8) [ 1341.797684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.797713][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.797745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.797835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.797954][ T32] r4:85708d00 [ 1341.798419][ T32] INFO: task kworker/0:824:5378 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.798515][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.798685][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.798747][ T32] Call trace: [ 1341.798780][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.798845][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.798870][ T32] r4:00000000 [ 1341.798890][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.799132][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.799166][ T32] 1d20: a2ea8000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 4 printk messages dropped ** [ 1341.799347][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.799647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1341.800089][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1341.800511][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1341.800849][ T32] INFO: task kworker/0:825:5379 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.801415][ T32] r4:85686000 ** 4 printk messages dropped ** [ 1341.802165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e5e08 [ 1341.802192][ T32] r4:00000000 [ 1341.802211][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.802246][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.802282][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.802329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708e00 [ 1341.802351][ T32] r4:00000000 [ 1341.802370][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.802414][ T32] r9:83018005 r8:85686000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1341.802486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.802532][ T32] r5:00001000 r4:eb9db000 [ 1341.802559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.802601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.802645][ T32] r5:856f738c r4:856f7000 [ 1341.802665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.802712][ T32] r7:dddced80 r6:83018000 r5:856f738c r4:83cdaa00 [ 1341.802733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.802778][ T32] r10:61c88647 r9:85686000 r8:83cdaa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.802801][ T32] r4:83cdaa00 [ 1341.802823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.802909][ T32] r10:00000000 r9:83cdaa00 r8:80287e08 r7:eb9d9e60 r6:8570a400 r5:85686000 [ 1341.802934][ T32] r4:00000001 [ 1341.802954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.802992][ T32] Exception stack(0xeb9e5fb0 to 0xeb9e5ff8) [ 1341.803020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.803052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.803116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.803151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.803174][ T32] r4:85708d00 [ 1341.803466][ T32] INFO: task kworker/0:825:5379 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.803503][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.803569][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.803615][ T32] Call trace: [ 1341.803645][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.803696][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.822111][ T32] r4:00000000 [ 1341.822219][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.822302][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.822338][ T32] 1d20: a2fe8000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.822367][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.822527][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.822560][ T32] r5:80070013 r4:80239bb0 [ 1341.822583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.822630][ T32] r4:82ac21e4 [ 1341.822650][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1341.822775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1341.823096][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1341.823296][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.823505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.837177][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.837763][ T32] r5:85690c00 r4:8291a680 ** 2 printk messages dropped ** [ 1341.837976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 ** 10 printk messages dropped ** [ 1341.838798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.839191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1341.839671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.840362][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.841083][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.841239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1341.841714][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1341.842024][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.842216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.842543][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.842920][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.843318][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.843544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.843659][ T32] r7:dddced80 r6:83018000 r5:856f7f8c r4:83cdab00 ** 6 printk messages dropped ** [ 1341.859059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1341.859814][ T32] INFO: task kworker/0:827:5384 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 8 printk messages dropped ** [ 1341.860168][ T32] 1d20: a337d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.860199][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.860225][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.860248][ T32] r5:80070013 r4:80239bb0 [ 1341.860268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.860335][ T32] r4:82ac21e4 [ 1341.860358][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.860403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.860425][ T32] r4:e0581dc0 [ 1341.860445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.860486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.860509][ T32] r4:00000000 [ 1341.860529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.860574][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.860597][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.860639][ T32] r5:00001000 r4:eecd1000 [ 1341.860659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.860699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.860742][ T32] r5:85d62f8c r4:85d62c00 [ 1341.860762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.860807][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.860841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.860933][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.860979][ T32] r4:8509f580 [ 1341.861092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.861145][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.861171][ T32] r4:00000001 [ 1341.861191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.861227][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.861253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.861281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.861317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.861347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.861369][ T32] r4:8509db40 [ 1341.861389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.861506][ T32] INFO: task kworker/0:828:5386 blocked for more than 468 seconds. [ 1341.861545][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.861570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.861591][ T32] task:kworker/0:828 state:D stack:0 pid:5386 tgid:5386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.861637][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.861684][ T32] Call trace: [ 1341.861752][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.861894][ T32] r10:8291a684 r9:eba11d84 r8:00000002 r7:60000113 r6:eba11d8c r5:85691800 [ 1341.861990][ T32] r4:85691800 [ 1341.862015][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.862058][ T32] r5:85691800 r4:8291a680 [ 1341.862078][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.862117][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.862190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 [ 1341.862217][ T32] r4:00000000 [ 1341.862237][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.862271][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.862310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.862403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718200 [ 1341.862431][ T32] r4:00000000 [ 1341.862452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.862497][ T32] r9:83018005 r8:85691800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1341.862519][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.862629][ T32] r5:00001000 r4:eba17000 [ 1341.862653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.862693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.862841][ T32] r5:856fc38c r4:856fc000 [ 1341.862953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.863003][ T32] r7:dddced80 r6:83018000 r5:856fc38c r4:83cdab80 [ 1341.863024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.863071][ T32] r10:61c88647 r9:85691800 r8:83cdabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.863093][ T32] r4:83cdab80 [ 1341.863203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.863251][ T32] r10:00000000 r9:83cdab80 r8:80287e08 r7:eba05e60 r6:8570a580 r5:85691800 [ 1341.863334][ T32] r4:00000001 [ 1341.863359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.863404][ T32] Exception stack(0xeba11fb0 to 0xeba11ff8) [ 1341.863466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.863502][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.863640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1341.882577][ T32] INFO: task kworker/0:828:5386 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 8 printk messages dropped ** [ 1341.883061][ T32] 1d20: a369b000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 9 printk messages dropped ** [ 1341.883535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1341.886896][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1341.887262][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1341.887622][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1341.887885][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.888383][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.888527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718600 ** 7 printk messages dropped ** [ 1341.888977][ T32] r5:856fcf8c r4:856fcc00 [ 1341.888999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.889109][ T32] r10:61c88647 r9:85692400 r8:83cdac2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.889585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.890554][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.890828][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1341.891206][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1341.891438][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1341.891699][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1341.891947][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.892153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.892419][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.893169][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.914355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.914556][ T32] r5:856fc78c r4:856fc400 [ 1341.914590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.914673][ T32] r7:dddced80 r6:83018000 r5:856fc78c r4:83cdac80 [ 1341.914699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.914750][ T32] r10:61c88647 r9:85693c00 r8:83cdacac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.914798][ T32] r4:83cdac80 [ 1341.914822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.914869][ T32] r10:00000000 r9:83cdac80 r8:80287e08 r7:eba15e60 r6:8570a680 r5:85693c00 [ 1341.914892][ T32] r4:00000001 [ 1341.914924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.914979][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) [ 1341.915033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.915092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.915141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.915174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.915197][ T32] r4:85718340 [ 1341.915704][ T32] INFO: task kworker/0:830:5389 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.915773][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.915855][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.915913][ T32] Call trace: [ 1341.915964][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.916021][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.916133][ T32] r4:00000000 [ 1341.916157][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.916252][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.916351][ T32] 1d20: a3a63000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.916436][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.916543][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.916577][ T32] r5:80070013 r4:80239bb0 [ 1341.916622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.916700][ T32] r4:82ac21e4 [ 1341.916733][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.916778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.916836][ T32] r4:e0581dc0 [ 1341.916949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.917002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.917046][ T32] r4:00000000 [ 1341.917099][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.917217][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.917310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.917360][ T32] r5:00001000 r4:eecd1000 [ 1341.917381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.917522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.917569][ T32] r5:85d62f8c r4:85d62c00 [ 1341.917632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.917711][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.917737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.917786][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.917954][ T32] r4:8509f580 [ 1341.917978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.918064][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.918092][ T32] r4:00000001 [ 1341.918433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.918576][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.918607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.918964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.918994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.919024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.919075][ T32] r4:8509db40 [ 1341.919170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.919308][ T32] INFO: task kworker/1:297:5392 blocked for more than 468 seconds. [ 1341.919348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.919374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1341.919657][ T32] r4:85695400 ** 5 printk messages dropped ** [ 1341.920243][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.920498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85850bc0 ** 7 printk messages dropped ** [ 1341.921214][ T32] r5:8566678c r4:85666400 [ 1341.921266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.921414][ T32] r10:61c88647 r9:85695400 r8:8570a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.921808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.922556][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1341.923227][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.923615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 12 printk messages dropped ** [ 1341.958017][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1341.958247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.958666][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1341.959057][ T32] r4:85696c00 ** 4 printk messages dropped ** [ 1341.959275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba3de08 ** 7 printk messages dropped ** [ 1341.959582][ T32] r9:83018005 r8:85696c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1341.959670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.959721][ T32] r5:00001000 r4:eba29000 [ 1341.959743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.959782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.959824][ T32] r5:856fcb8c r4:856fc800 [ 1341.959844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.959887][ T32] r7:dddced80 r6:83018000 r5:856fcb8c r4:83cdad00 [ 1341.959908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.959956][ T32] r10:61c88647 r9:85696c00 r8:83cdad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.959979][ T32] r4:83cdad00 [ 1341.959998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.960042][ T32] r10:00000000 r9:83cdad00 r8:80287e08 r7:eba15e60 r6:8570a800 r5:85696c00 [ 1341.960064][ T32] r4:00000001 [ 1341.960084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.960119][ T32] Exception stack(0xeba3dfb0 to 0xeba3dff8) [ 1341.960146][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.960188][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.960232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.960265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.960289][ T32] r4:857185c0 [ 1341.960756][ T32] INFO: task kworker/0:831:5394 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.960793][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.960870][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.960949][ T32] Call trace: [ 1341.960998][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.961050][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.961074][ T32] r4:00000000 [ 1341.961094][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.961146][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.961178][ T32] 1d20: a3fba000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.961243][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.961287][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.961321][ T32] r5:80070013 r4:80239bb0 [ 1341.961343][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.961384][ T32] r4:82ac21e4 [ 1341.961405][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.961448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.961471][ T32] r4:e0581dc0 [ 1341.961491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.961531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.961553][ T32] r4:00000000 [ 1341.961600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.961650][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.961673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.961715][ T32] r5:00001000 r4:eecd1000 [ 1341.961751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.961804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.961851][ T32] r5:85d62f8c r4:85d62c00 [ 1341.961871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.961918][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.961940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.961987][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.962049][ T32] r4:8509f580 [ 1341.962072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.962119][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.962157][ T32] r4:00000001 [ 1341.962181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.962217][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.962243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.962290][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.962325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.962369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.962405][ T32] r4:8509db40 [ 1341.962428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.962454][ T32] INFO: task kworker/0:832:5396 blocked for more than 468 seconds. [ 1341.962485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.962509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.962563][ T32] task:kworker/0:832 state:D stack:0 pid:5396 tgid:5396 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1341.962721][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.962981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 ** 7 printk messages dropped ** [ 1341.963272][ T32] r9:83018005 r8:85694800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 ** 4 printk messages dropped ** [ 1341.963494][ T32] r5:856fd38c r4:856fd000 ** 3 printk messages dropped ** [ 1341.963625][ T32] r10:61c88647 r9:85694800 r8:83cdadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.970341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.971239][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.971526][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1341.971782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1341.972373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.972805][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 9 printk messages dropped ** [ 1341.973141][ T32] task:kworker/0:833 state:D stack:0 pid:5398 tgid:5398 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.988101][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.988614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.988725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1341.989037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1341.989674][ T32] INFO: task kworker/0:833:5398 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1341.989718][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.989822][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.990044][ T32] Call trace: [ 1341.990085][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.990178][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1341.990234][ T32] r4:00000000 [ 1341.990259][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.990347][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1341.990381][ T32] 1d20: a41ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1341.990529][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1341.990561][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.990586][ T32] r5:80070013 r4:80239bb0 [ 1341.990609][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.990692][ T32] r4:82ac21e4 [ 1341.990803][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.990849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1341.990873][ T32] r4:e0581dc0 [ 1341.990913][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.990958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1341.991023][ T32] r4:00000000 [ 1341.991048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.991106][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1341.991151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.991198][ T32] r5:00001000 r4:eecd1000 [ 1341.991300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.991400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.991446][ T32] r5:85d62f8c r4:85d62c00 [ 1341.991468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.991515][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1341.991536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.991581][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.991603][ T32] r4:8509f580 [ 1341.991623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.991705][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1341.991732][ T32] r4:00000001 [ 1341.991753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.991789][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1341.991836][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.991869][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.991945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.991992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.992044][ T32] r4:8509db40 [ 1341.992068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.992096][ T32] INFO: task kworker/0:834:5399 blocked for more than 468 seconds. [ 1341.992182][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.992211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.992233][ T32] task:kworker/0:834 state:D stack:0 pid:5399 tgid:5399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.992279][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.992365][ T32] Call trace: [ 1341.992398][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.992460][ T32] r10:8291a684 r9:eb871d84 r8:00000002 r7:60000113 r6:eb871d8c r5:8568c800 [ 1341.992486][ T32] r4:8568c800 [ 1341.992508][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.992556][ T32] r5:8568c800 r4:8291a680 [ 1341.992577][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.992617][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.992680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 [ 1341.992746][ T32] r4:00000000 [ 1341.992812][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.992877][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.992915][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.992960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1380 [ 1341.993025][ T32] r4:00000000 [ 1341.993054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.993210][ T32] r9:83018005 r8:8568c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1341.993244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.993287][ T32] r5:00001000 r4:eb0d1000 [ 1341.993313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.993364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.993461][ T32] r5:856ff78c r4:856ff400 [ 1341.993514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.993576][ T32] r7:dddced80 r6:83018000 r5:856ff78c r4:83cdae80 [ 1341.993601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.993648][ T32] r10:61c88647 r9:8568c800 r8:83cdaeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.993670][ T32] r4:83cdae80 [ 1341.993769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.011477][ T32] r10:00000000 r9:83cdae80 r8:80287e08 r7:eb869e60 r6:8570a980 r5:8568c800 [ 1342.011523][ T32] r4:00000001 [ 1342.011547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.011603][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 1342.011634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.011664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.011692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.011721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.011744][ T32] r4:85718700 [ 1342.012181][ T32] INFO: task kworker/0:834:5399 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 4 printk messages dropped ** [ 1342.012505][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1342.013458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1342.021200][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1342.021517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.021868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1342.022701][ T32] r4:857d0c00 ** 4 printk messages dropped ** [ 1342.022954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 ** 9 printk messages dropped ** [ 1342.023389][ T32] r5:00001000 r4:e07cb000 ** 2 printk messages dropped ** [ 1342.023494][ T32] r5:856fdb8c r4:856fd800 [ 1342.023514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.023558][ T32] r7:dddced80 r6:83018000 r5:856fdb8c r4:83cdaf00 [ 1342.023579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.023625][ T32] r10:61c88647 r9:857d0c00 r8:83cdaf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.023760][ T32] r4:83cdaf00 [ 1342.037665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.037763][ T32] r10:00000000 r9:83cdaf00 r8:80287e08 r7:eb871e60 r6:8570aa00 r5:857d0c00 [ 1342.037979][ T32] r4:00000001 [ 1342.038008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.038051][ T32] Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) [ 1342.038081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.038110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.038136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.038164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.038269][ T32] r4:85718a00 [ 1342.038770][ T32] INFO: task kworker/0:835:5401 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.038812][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.038880][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.039035][ T32] Call trace: [ 1342.039072][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.039125][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.039165][ T32] r4:00000000 [ 1342.039196][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.039308][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.039342][ T32] 1d20: a4863000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.039373][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.039424][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.039451][ T32] r5:80070013 r4:80239bb0 [ 1342.039473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.039540][ T32] r4:82ac21e4 [ 1342.039565][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.039608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.039631][ T32] r4:e0581dc0 [ 1342.039650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.039751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.039779][ T32] r4:00000000 [ 1342.039799][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.039846][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.039869][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.039909][ T32] r5:00001000 r4:eecd1000 [ 1342.039929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.039967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.040011][ T32] r5:85d62f8c r4:85d62c00 [ 1342.040031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.040075][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.040097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.040142][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1342.040248][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 12 printk messages dropped ** [ 1342.040690][ T32] task:kworker/0:836 state:D stack:0 pid:5403 tgid:5403 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.041608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba59e08 ** 8 printk messages dropped ** [ 1342.042262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.042505][ T32] r5:856fdf8c r4:856fdc00 ** 2 printk messages dropped ** [ 1342.042734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.043015][ T32] Exception stack(0xeba59fb0 to 0xeba59ff8) ** 6 printk messages dropped ** [ 1342.043589][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.053167][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.053435][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.067594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.068234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.068620][ T32] INFO: task kworker/0:837:5405 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.069165][ T32] r5:857d3000 r4:8291a680 ** 5 printk messages dropped ** [ 1342.069652][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.070295][ T32] r5:856fe38c r4:856fe000 [ 1342.070337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.070561][ T32] r10:00000000 r9:85799000 r8:80287e08 r7:eb871e60 r6:8570ab00 r5:857d3000 ** 9 printk messages dropped ** [ 1342.071538][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.072222][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.072254][ T32] 1d20: a4bec000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.072285][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.072425][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.072456][ T32] r5:80070013 r4:80239bb0 [ 1342.072479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.072660][ T32] r4:82ac21e4 [ 1342.072872][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.072919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.072942][ T32] r4:e0581dc0 [ 1342.072981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.073082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.073135][ T32] r4:00000000 [ 1342.073158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.073203][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.073304][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.073350][ T32] r5:00001000 r4:eecd1000 [ 1342.073429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.073512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.073641][ T32] r5:85d62f8c r4:85d62c00 [ 1342.073693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.073744][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.073767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.073879][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.082649][ T32] r4:8509f580 [ 1342.082697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.082760][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.082797][ T32] r4:00000001 [ 1342.082879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.082921][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.082975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.083009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.083090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.083124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.083162][ T32] r4:8509db40 [ 1342.083213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.083305][ T32] INFO: task kworker/0:838:5407 blocked for more than 468 seconds. [ 1342.083343][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.083368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.083390][ T32] task:kworker/0:838 state:D stack:0 pid:5407 tgid:5407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.083463][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.083614][ T32] Call trace: [ 1342.083652][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.083704][ T32] r10:8291a684 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:8575bc00 [ 1342.083777][ T32] r4:8575bc00 [ 1342.094592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.094677][ T32] r5:8575bc00 r4:8291a680 [ 1342.094702][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.094765][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.094842][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 [ 1342.094870][ T32] r4:00000000 [ 1342.094960][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.095001][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.095049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.095093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718d00 [ 1342.095145][ T32] r4:00000000 [ 1342.095199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.095250][ T32] r9:83018005 r8:8575bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.095273][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.095336][ T32] r5:00001000 r4:eaeeb000 [ 1342.095362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.095403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.095469][ T32] r5:856fe78c r4:856fe400 [ 1342.095493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.095540][ T32] r7:dddced80 r6:83018000 r5:856fe78c r4:85799080 [ 1342.095574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.095626][ T32] r10:61c88647 r9:8575bc00 r8:857990ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.095650][ T32] r4:85799080 [ 1342.095685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.095746][ T32] r10:00000000 r9:85799080 r8:80287e08 r7:eb871e60 r6:85799100 r5:8575bc00 ** 1 printk messages dropped ** [ 1342.095794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.096496][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.097282][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1342.097455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 12 printk messages dropped ** [ 1342.097874][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 9 printk messages dropped ** [ 1342.098236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.098541][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.098690][ T32] r4:8575d400 ** 2 printk messages dropped ** [ 1342.098774][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.098881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba65e08 [ 1342.098904][ T32] r4:00000000 [ 1342.098935][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.098991][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.099029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.099085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718e40 [ 1342.099135][ T32] r4:00000000 [ 1342.099172][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.099220][ T32] r9:83018005 r8:8575d400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1342.099243][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.099284][ T32] r5:00001000 r4:eaf59000 [ 1342.099310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.099349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.099391][ T32] r5:856feb8c r4:856fe800 [ 1342.099424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.099473][ T32] r7:dddced80 r6:83018000 r5:856feb8c r4:85799180 [ 1342.099494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.099540][ T32] r10:61c88647 r9:8575d400 r8:857991ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.099562][ T32] r4:85799180 [ 1342.099581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.099626][ T32] r10:00000000 r9:85799180 r8:80287e08 r7:eb871e60 r6:85799200 r5:8575d400 [ 1342.099674][ T32] r4:00000001 [ 1342.099697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.099787][ T32] Exception stack(0xeba65fb0 to 0xeba65ff8) [ 1342.099818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.099847][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.099875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.099904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.099926][ T32] r4:85718300 [ 1342.100173][ T32] INFO: task kworker/0:839:5409 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.100212][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.100267][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.100332][ T32] Call trace: [ 1342.100394][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.100447][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.100470][ T32] r4:00000000 [ 1342.100491][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.100529][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.100557][ T32] 1d20: a4da8000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.100586][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.100613][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.100650][ T32] r5:80070013 r4:80239bb0 [ 1342.100722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.100808][ T32] r4:82ac21e4 [ 1342.100857][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.100904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.100928][ T32] r4:e0581dc0 [ 1342.100964][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.101093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.101147][ T32] r4:00000000 [ 1342.101196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.101245][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.101302][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.101348][ T32] r5:00001000 r4:eecd1000 [ 1342.101370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.101409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.101461][ T32] r5:85d62f8c r4:85d62c00 [ 1342.101484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.101532][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.101554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.101600][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.101623][ T32] r4:8509f580 [ 1342.101642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.101712][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.101739][ T32] r4:00000001 [ 1342.101776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.101823][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.101851][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.101880][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.101908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.101937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.101959][ T32] r4:8509db40 [ 1342.101978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.102003][ T32] INFO: task kworker/0:840:5412 blocked for more than 468 seconds. [ 1342.102056][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.102083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.102107][ T32] task:kworker/0:840 state:D stack:0 pid:5412 tgid:5412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.102205][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.102250][ T32] Call trace: [ 1342.102279][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.102343][ T32] r10:8291a684 r9:eba69d84 r8:00000002 r7:60000113 r6:eba69d8c r5:8575e000 [ 1342.102367][ T32] r4:8575e000 [ 1342.102388][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.102430][ T32] r5:8575e000 r4:8291a680 [ 1342.102496][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.102576][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.102622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1342.102645][ T32] r4:00000000 [ 1342.102664][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.102698][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.102732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.102770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1040 [ 1342.102817][ T32] r4:00000000 [ 1342.102924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.102991][ T32] r9:83018005 r8:8575e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1342.103083][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.103130][ T32] r5:00001000 r4:eb021000 [ 1342.103150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.103189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.103230][ T32] r5:856fef8c r4:856fec00 [ 1342.103252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.103309][ T32] r7:dddced80 r6:83018000 r5:856fef8c r4:85799280 [ 1342.103333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.103406][ T32] r10:61c88647 r9:8575e000 r8:857992ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.103433][ T32] r4:85799280 [ 1342.103453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.103498][ T32] r10:00000000 r9:85799280 r8:80287e08 r7:eb871e60 r6:85799300 r5:8575e000 [ 1342.103521][ T32] r4:00000001 [ 1342.103540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.103574][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1342.103606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.103634][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.103661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.120449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.120521][ T32] r4:857a10c0 [ 1342.120892][ T32] INFO: task kworker/0:840:5412 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.120932][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.121097][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.121186][ T32] Call trace: [ 1342.121249][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.121344][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.121375][ T32] r4:00000000 [ 1342.121397][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.121466][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.121500][ T32] 1d20: a50b7000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.121531][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.121585][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.121613][ T32] r5:80070013 r4:80239bb0 [ 1342.121645][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.121699][ T32] r4:82ac21e4 [ 1342.121747][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.121795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.121819][ T32] r4:e0581dc0 [ 1342.121839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.121880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.121903][ T32] r4:00000000 [ 1342.121988][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.122038][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.122061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.122103][ T32] r5:00001000 r4:eecd1000 [ 1342.122153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.122223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.122289][ T32] r5:85d62f8c r4:85d62c00 [ 1342.122318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.122392][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.122419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.122468][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.122504][ T32] r4:8509f580 [ 1342.122527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.122574][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.122617][ T32] r4:00000001 [ 1342.122668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.122708][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.122736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.122791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.122822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.122878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.122938][ T32] r4:8509db40 [ 1342.122973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.123016][ T32] INFO: task kworker/0:841:5413 blocked for more than 468 seconds. [ 1342.123051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.123076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.123098][ T32] task:kworker/0:841 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.123175][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.123219][ T32] Call trace: [ 1342.123250][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.123305][ T32] r10:8291a684 r9:eb995d84 r8:00000002 r7:60000013 r6:eb995d8c r5:8575ec00 [ 1342.123330][ T32] r4:8575ec00 [ 1342.123351][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.123394][ T32] r5:8575ec00 r4:8291a680 [ 1342.123414][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.123478][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.123525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 [ 1342.123550][ T32] r4:00000000 [ 1342.123569][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.123629][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.123676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.133953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a15c0 [ 1342.134012][ T32] r4:00000000 [ 1342.134068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.134204][ T32] r9:83018005 r8:8575ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1342.134233][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.134281][ T32] r5:00001000 r4:eb273000 [ 1342.134309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.134364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.134407][ T32] r5:856fff8c r4:856ffc00 [ 1342.134428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.134476][ T32] r7:dddced80 r6:83018000 r5:856fff8c r4:85799380 [ 1342.134497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.134544][ T32] r10:61c88647 r9:8575ec00 r8:857993ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.134568][ T32] r4:85799380 [ 1342.134588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.134634][ T32] r10:00000000 r9:85799380 r8:80287e08 r7:eb871e60 r6:85799400 r5:8575ec00 [ 1342.134658][ T32] r4:00000001 [ 1342.134678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.134744][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1342.134778][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.134808][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.134835][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.134879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.134904][ T32] r4:857a10c0 [ 1342.135255][ T32] INFO: task kworker/0:841:5413 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.135318][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.135405][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.135454][ T32] Call trace: [ 1342.135510][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.135567][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.135619][ T32] r4:00000000 [ 1342.135659][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.135702][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.135730][ T32] 1d20: a514d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.135758][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.135784][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.135818][ T32] r5:80070013 r4:80239bb0 [ 1342.135843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.135883][ T32] r4:82ac21e4 [ 1342.135930][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.135977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.136000][ T32] r4:e0581dc0 [ 1342.136039][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.136113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.136140][ T32] r4:00000000 [ 1342.136160][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.136256][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.136283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.136370][ T32] r5:00001000 r4:eecd1000 [ 1342.136393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.136432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.136473][ T32] r5:85d62f8c r4:85d62c00 [ 1342.136510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.136564][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.136620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.136707][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.136748][ T32] r4:8509f580 [ 1342.136772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.136823][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.136848][ T32] r4:00000001 [ 1342.136867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.136902][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.136929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.136991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.137030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.137060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.137099][ T32] r4:8509db40 [ 1342.137135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.137165][ T32] INFO: task kworker/0:842:5417 blocked for more than 468 seconds. [ 1342.137196][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.137232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.137256][ T32] task:kworker/0:842 state:D stack:0 pid:5417 tgid:5417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.137329][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.137376][ T32] Call trace: [ 1342.137406][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.137595][ T32] r10:8291a684 r9:eba71d84 r8:00000002 r7:60000013 r6:eba71d8c r5:8575c800 [ 1342.137622][ T32] r4:8575c800 [ 1342.137644][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.137686][ T32] r5:8575c800 r4:8291a680 [ 1342.137707][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.137745][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.137877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 [ 1342.137991][ T32] r4:00000000 [ 1342.138014][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.138074][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.138115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.138157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1440 [ 1342.138179][ T32] r4:00000000 [ 1342.138289][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.138342][ T32] r9:83018005 r8:8575c800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1342.138364][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.138405][ T32] r5:00001000 r4:eb245000 [ 1342.138425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.138464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.138516][ T32] r5:856ffb8c r4:856ff800 [ 1342.138540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.138586][ T32] r7:dddced80 r6:83018000 r5:856ffb8c r4:85799480 [ 1342.138606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.138654][ T32] r10:61c88647 r9:8575c800 r8:857994ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.138676][ T32] r4:85799480 [ 1342.138695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.138739][ T32] r10:00000000 r9:85799480 r8:80287e08 r7:eb995e60 r6:85799500 r5:8575c800 [ 1342.138761][ T32] r4:00000001 [ 1342.138807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.138846][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1342.138875][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.138902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.138928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.138957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.138980][ T32] r4:857a1480 [ 1342.139186][ T32] INFO: task kworker/0:842:5417 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.139220][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.139291][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.139345][ T32] Call trace: [ 1342.139376][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.139443][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.139470][ T32] r4:00000000 [ 1342.139490][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.139529][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.139556][ T32] 1d20: a514d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.139590][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.139617][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.139641][ T32] r5:80070013 r4:80239bb0 [ 1342.139662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.139700][ T32] r4:82ac21e4 [ 1342.139724][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.139765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.139815][ T32] r4:e0581dc0 [ 1342.139840][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.139883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.139905][ T32] r4:00000000 [ 1342.139924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.139967][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.140018][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.140086][ T32] r5:00001000 r4:eecd1000 [ 1342.140110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.140452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.140505][ T32] r5:85d62f8c r4:85d62c00 [ 1342.140527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.140573][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.140611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.140661][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.140684][ T32] r4:8509f580 [ 1342.140758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.140806][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.140854][ T32] r4:00000001 [ 1342.140973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.141067][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.141097][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.141125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.141158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.141188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.141211][ T32] r4:8509db40 [ 1342.141230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.141253][ T32] INFO: task kworker/0:843:5420 blocked for more than 468 seconds. [ 1342.141279][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.141306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.141328][ T32] task:kworker/0:843 state:D stack:0 pid:5420 tgid:5420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.141533][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.141632][ T32] Call trace: [ 1342.141816][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.141871][ T32] r10:8291a684 r9:eba81d84 r8:00000002 r7:60000113 r6:eba81d8c r5:857d8000 [ 1342.142041][ T32] r4:857d8000 [ 1342.142067][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.142251][ T32] r5:857d8000 r4:8291a680 [ 1342.142372][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.142417][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.142459][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1342.142481][ T32] r4:00000000 [ 1342.142500][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.142535][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.142569][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.142609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1740 [ 1342.142631][ T32] r4:00000000 [ 1342.142673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.142734][ T32] r9:83018005 r8:857d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1342.142760][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.142821][ T32] r5:00001000 r4:eb357000 [ 1342.142844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.142981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.143029][ T32] r5:8580838c r4:85808000 [ 1342.143051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.143097][ T32] r7:dddced80 r6:83018000 r5:8580838c r4:85799580 [ 1342.143130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.143209][ T32] r10:61c88647 r9:857d8000 r8:857995ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.143236][ T32] r4:85799580 [ 1342.143286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.143340][ T32] r10:00000000 r9:85799580 r8:80287e08 r7:eb995e60 r6:8570ab80 r5:857d8000 [ 1342.143389][ T32] r4:00000001 [ 1342.143491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.143530][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1342.143557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.143586][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.143611][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.143639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.143663][ T32] r4:857a1540 [ 1342.169363][ T32] INFO: task kworker/0:843:5420 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.169512][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.169762][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.169987][ T32] Call trace: [ 1342.170027][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.170085][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.170110][ T32] r4:00000000 [ 1342.170131][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.170197][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.170303][ T32] 1d20: a54a5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.170338][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.170523][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.170551][ T32] r5:80070013 r4:80239bb0 [ 1342.170628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.170846][ T32] r4:82ac21e4 [ 1342.171010][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.171099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.171125][ T32] r4:e0581dc0 [ 1342.171146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.171190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.171212][ T32] r4:00000000 [ 1342.171232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.171277][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.171304][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.171347][ T32] r5:00001000 r4:eecd1000 [ 1342.171368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.171407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.171450][ T32] r5:85d62f8c r4:85d62c00 [ 1342.171471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.171716][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.171744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.171791][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.171814][ T32] r4:8509f580 [ 1342.171836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.171880][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.171903][ T32] r4:00000001 [ 1342.172019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.172060][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.172089][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.172119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.172146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.172231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.172257][ T32] r4:8509db40 [ 1342.172280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.172343][ T32] INFO: task kworker/0:844:5421 blocked for more than 468 seconds. [ 1342.172380][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.172405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.172462][ T32] task:kworker/0:844 state:D stack:0 pid:5421 tgid:5421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.172576][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.172623][ T32] Call trace: [ 1342.172714][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.172801][ T32] r10:8291a684 r9:eba85d84 r8:00000002 r7:60000113 r6:eba85d8c r5:857d8c00 [ 1342.172828][ T32] r4:857d8c00 [ 1342.172850][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.172893][ T32] r5:857d8c00 r4:8291a680 [ 1342.172914][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.172953][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.172994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 1342.173016][ T32] r4:00000000 [ 1342.173035][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.173069][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.173104][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.173194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1940 [ 1342.173232][ T32] r4:00000000 [ 1342.173256][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.173305][ T32] r9:83018005 r8:857d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1342.173328][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.173370][ T32] r5:00001000 r4:eb431000 [ 1342.173417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.173460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.173503][ T32] r5:8580878c r4:85808400 [ 1342.173579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.173655][ T32] r7:dddced80 r6:83018000 r5:8580878c r4:85799600 [ 1342.173732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.186046][ T32] r10:61c88647 r9:857d8c00 r8:8579962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.186107][ T32] r4:85799600 [ 1342.186134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.186199][ T32] r10:00000000 r9:85799600 r8:80287e08 r7:eba81e60 r6:8570ac00 r5:857d8c00 [ 1342.186223][ T32] r4:00000001 [ 1342.186259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.186313][ T32] Exception stack(0xeba85fb0 to 0xeba85ff8) [ 1342.186344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.186372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.186399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.186430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.186453][ T32] r4:857a1540 [ 1342.186894][ T32] INFO: task kworker/0:844:5421 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.186943][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.187074][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.187132][ T32] Call trace: [ 1342.187306][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.187366][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.187391][ T32] r4:00000000 [ 1342.187510][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.187555][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.187585][ T32] 1d20: a57e4000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.187638][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.187668][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.187719][ T32] r5:80070013 r4:80239bb0 [ 1342.187748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.187796][ T32] r4:82ac21e4 [ 1342.187859][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.187905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.187928][ T32] r4:e0581dc0 [ 1342.187949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.187991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.188015][ T32] r4:00000000 [ 1342.188036][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.188082][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.188104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.188147][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1342.188446][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1342.188777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.189093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.189447][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.189816][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.190094][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.190333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.190395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1342.190857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.191401][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.191891][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.191940][ T32] r5:80070013 r4:80239bb0 [ 1342.191986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.192029][ T32] r4:82ac21e4 [ 1342.192049][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.192091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.192113][ T32] r4:e0581dc0 [ 1342.192158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.192203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.192227][ T32] r4:00000000 [ 1342.192246][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.192292][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.192341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.192384][ T32] r5:00001000 r4:eecd1000 [ 1342.192418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.192463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.192504][ T32] r5:85d62f8c r4:85d62c00 [ 1342.192554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.192603][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.192624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.192671][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.192722][ T32] r4:8509f580 [ 1342.192749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.192796][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.192845][ T32] r4:00000001 [ 1342.192887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.192926][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.192952][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.192981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.193009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.193062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.193088][ T32] r4:8509db40 [ 1342.193171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.193226][ T32] INFO: task kworker/0:846:5425 blocked for more than 468 seconds. [ 1342.193257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.193333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.193359][ T32] task:kworker/0:846 state:D stack:0 pid:5425 tgid:5425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.193449][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.193564][ T32] Call trace: [ 1342.193682][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.193733][ T32] r10:8291a684 r9:eba95d84 r8:00000002 r7:60000013 r6:eba95d8c r5:857dbc00 [ 1342.193757][ T32] r4:857dbc00 [ 1342.193777][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.193818][ T32] r5:857dbc00 r4:8291a680 [ 1342.194021][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.217919][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.218015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba95e08 [ 1342.218042][ T32] r4:00000000 [ 1342.218063][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.218198][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.218243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.218303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1b80 [ 1342.218333][ T32] r4:00000000 [ 1342.218354][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.218401][ T32] r9:83018005 r8:857dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1342.218423][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.218468][ T32] r5:00001000 r4:eb5cd000 [ 1342.218488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.218526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.218569][ T32] r5:85808f8c r4:85808c00 [ 1342.218590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.218636][ T32] r7:dddced80 r6:83018000 r5:85808f8c r4:85799700 [ 1342.218656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.218703][ T32] r10:61c88647 r9:857dbc00 r8:8579972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.218726][ T32] r4:85799700 [ 1342.218746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.218832][ T32] r10:00000000 r9:85799700 r8:80287e08 r7:eba91e60 r6:8570ad00 r5:857dbc00 [ 1342.218858][ T32] r4:00000001 [ 1342.218947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.218991][ T32] Exception stack(0xeba95fb0 to 0xeba95ff8) [ 1342.219061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.219094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.219122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.219176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.219203][ T32] r4:857a1900 [ 1342.219653][ T32] INFO: task kworker/0:846:5425 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.219692][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.219771][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.219875][ T32] Call trace: [ 1342.220039][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.220097][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.220122][ T32] r4:00000000 [ 1342.220141][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.220198][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.220229][ T32] 1d20: a5c15000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.220260][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.220285][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.220341][ T32] r5:80070013 r4:80239bb0 [ 1342.220364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.220405][ T32] r4:82ac21e4 [ 1342.220448][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.220494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.220517][ T32] r4:e0581dc0 [ 1342.220563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.220620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.220646][ T32] r4:00000000 [ 1342.220666][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1342.220850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.221002][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 8 printk messages dropped ** [ 1342.221432][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.221545][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.221577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.221606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.221629][ T32] r4:8509db40 [ 1342.221668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.221699][ T32] INFO: task kworker/0:847:5428 blocked for more than 468 seconds. [ 1342.221733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.221758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.221779][ T32] task:kworker/0:847 state:D stack:0 pid:5428 tgid:5428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.221913][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.222021][ T32] Call trace: [ 1342.222134][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.222185][ T32] r10:8291a684 r9:ebaa1d84 r8:00000002 r7:60000013 r6:ebaa1d8c r5:857da400 [ 1342.222224][ T32] r4:857da400 [ 1342.222249][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.222292][ T32] r5:857da400 r4:8291a680 [ 1342.222319][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.222358][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.222399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa1e08 [ 1342.222422][ T32] r4:00000000 [ 1342.222441][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.222474][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.222508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.222548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1c80 [ 1342.222597][ T32] r4:00000000 [ 1342.222621][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.222665][ T32] r9:83018005 r8:857da400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1342.222687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.222728][ T32] r5:00001000 r4:eb5f5000 [ 1342.222779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.222887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.222935][ T32] r5:8580938c r4:85809000 [ 1342.222956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.223001][ T32] r7:dddced80 r6:83018000 r5:8580938c r4:85799780 [ 1342.223072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.223155][ T32] r10:61c88647 r9:857da400 r8:857997ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.223183][ T32] r4:85799780 [ 1342.223202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.223246][ T32] r10:00000000 r9:85799780 r8:80287e08 r7:eba95e60 r6:8570ad80 r5:857da400 [ 1342.223288][ T32] r4:00000001 [ 1342.223316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.223352][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1342.223404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.223437][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.244992][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.245503][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1342.245829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 5 printk messages dropped ** [ 1342.246187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.246453][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.246476][ T32] r4:8509f580 [ 1342.246496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.246556][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.246617][ T32] r4:00000001 [ 1342.246670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.246720][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.246749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.246778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.246805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.246834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.246874][ T32] r4:8509db40 [ 1342.246901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.246932][ T32] INFO: task kworker/0:848:5429 blocked for more than 468 seconds. [ 1342.246968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.246993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.247014][ T32] task:kworker/0:848 state:D stack:0 pid:5429 tgid:5429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.247105][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.247198][ T32] Call trace: [ 1342.247231][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.247281][ T32] r10:8291a684 r9:ebaa5d84 r8:00000002 r7:60000113 r6:ebaa5d8c r5:857dd400 [ 1342.247310][ T32] r4:857dd400 [ 1342.247331][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.247374][ T32] r5:857dd400 r4:8291a680 [ 1342.247495][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.247570][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.247625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 [ 1342.247662][ T32] r4:00000000 [ 1342.247801][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.247840][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.247876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.247917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1e00 [ 1342.247939][ T32] r4:00000000 [ 1342.247960][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.248030][ T32] r9:83018005 r8:857dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1342.248057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.248100][ T32] r5:00001000 r4:eb613000 [ 1342.248120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.248158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.248201][ T32] r5:8580978c r4:85809400 [ 1342.248222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.248288][ T32] r7:dddced80 r6:83018000 r5:8580978c r4:85799800 [ 1342.248348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.248399][ T32] r10:61c88647 r9:857dd400 r8:8579982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.248448][ T32] r4:85799800 [ 1342.248471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.248519][ T32] r10:00000000 r9:85799800 r8:80287e08 r7:ebaa1e60 r6:8570ae00 r5:857dd400 [ 1342.248542][ T32] r4:00000001 [ 1342.248562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.248596][ T32] Exception stack(0xebaa5fb0 to 0xebaa5ff8) [ 1342.248623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.248652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.248678][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.248707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.248729][ T32] r4:857a1ac0 [ 1342.249012][ T32] INFO: task kworker/0:848:5429 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.249049][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.249105][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.249174][ T32] Call trace: [ 1342.249205][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.249255][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.249279][ T32] r4:00000000 [ 1342.249367][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.249411][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.249439][ T32] 1d20: a5ea4000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.249469][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.249496][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.249519][ T32] r5:80070013 r4:80239bb0 [ 1342.249540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.249579][ T32] r4:82ac21e4 [ 1342.249598][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.249639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.249766][ T32] r4:e0581dc0 [ 1342.249792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.249860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.249887][ T32] r4:00000000 [ 1342.249907][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.249977][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.250014][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.250116][ T32] r5:00001000 r4:eecd1000 [ 1342.250165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.250234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.250280][ T32] r5:85d62f8c r4:85d62c00 [ 1342.250305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.250352][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.250375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.250420][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.250441][ T32] r4:8509f580 [ 1342.250486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.250536][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.250559][ T32] r4:00000001 [ 1342.250632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.250686][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.250718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.250782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.250812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.250868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.250895][ T32] r4:8509db40 [ 1342.250927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.250954][ T32] INFO: task kworker/0:849:5431 blocked for more than 468 seconds. [ 1342.250983][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.251006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.251027][ T32] task:kworker/0:849 state:D stack:0 pid:5431 tgid:5431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.251104][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.251150][ T32] Call trace: [ 1342.251192][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.251248][ T32] r10:8291a684 r9:ebaa9d84 r8:00000002 r7:60000113 r6:ebaa9d8c r5:857d9800 [ 1342.251272][ T32] r4:857d9800 [ 1342.251296][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.251400][ T32] r5:857d9800 r4:8291a680 [ 1342.251440][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.251521][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.251607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 [ 1342.251641][ T32] r4:00000000 [ 1342.251662][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.251698][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.251733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.251773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85710100 [ 1342.251795][ T32] r4:00000000 [ 1342.251814][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.251856][ T32] r9:83018005 r8:857d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1342.251878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.251920][ T32] r5:00001000 r4:eb623000 [ 1342.251939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.252001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.252047][ T32] r5:85809b8c r4:85809800 [ 1342.252068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.252113][ T32] r7:dddced80 r6:83018000 r5:85809b8c r4:85799880 [ 1342.252159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.252221][ T32] r10:61c88647 r9:857d9800 r8:857998ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.252325][ T32] r4:85799880 [ 1342.252362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.252411][ T32] r10:00000000 r9:85799880 r8:80287e08 r7:ebaa5e60 r6:8570ae80 r5:857d9800 [ 1342.252434][ T32] r4:00000001 [ 1342.252478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.252517][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) [ 1342.252544][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.252572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.252598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.252949][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.253323][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.253577][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1342.276841][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1342.277263][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.277570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.277910][ T32] task:kworker/0:850 state:D stack:0 pid:5434 tgid:5434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.277970][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.278017][ T32] Call trace: [ 1342.278050][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.278128][ T32] r10:8291a684 r9:ebab5d84 r8:00000002 r7:60000013 r6:ebab5d8c r5:857dc800 [ 1342.278157][ T32] r4:857dc800 [ 1342.278178][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.278221][ T32] r5:857dc800 r4:8291a680 [ 1342.278244][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.278283][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.278330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab5e08 [ 1342.278355][ T32] r4:00000000 [ 1342.278406][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.278447][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.278511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.278556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f6900 [ 1342.278606][ T32] r4:00000000 [ 1342.278632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.278679][ T32] r9:83018005 r8:857dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1342.278701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.278742][ T32] r5:00001000 r4:eb635000 [ 1342.278763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.278801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.278866][ T32] r5:85809f8c r4:85809c00 [ 1342.278947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.279027][ T32] r7:dddced80 r6:83018000 r5:85809f8c r4:85799900 [ 1342.279052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.279127][ T32] r10:61c88647 r9:857dc800 r8:8579992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.279156][ T32] r4:85799900 [ 1342.279176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.279456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.280374][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1342.280674][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.280947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1342.281356][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1342.281727][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1342.282065][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1342.282501][ T32] r5:8575a400 r4:8291a680 ** 5 printk messages dropped ** [ 1342.282785][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.283235][ T32] r5:8580a38c r4:8580a000 [ 1342.283256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.283404][ T32] r4:85799980 ** 3 printk messages dropped ** [ 1342.283653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.283692][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1342.283723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.295888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.295990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.296048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.296086][ T32] r4:857a1f80 [ 1342.296591][ T32] INFO: task kworker/0:851:5435 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.296718][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.296806][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.296900][ T32] Call trace: [ 1342.296935][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.296993][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.297061][ T32] r4:00000000 [ 1342.297120][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.297405][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.297441][ T32] 1d20: a62c7000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.297473][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.297554][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.297584][ T32] r5:80070013 r4:80239bb0 [ 1342.297607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.297652][ T32] r4:82ac21e4 [ 1342.297672][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.297715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.297738][ T32] r4:e0581dc0 [ 1342.297759][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.297900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.297932][ T32] r4:00000000 [ 1342.297986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.298037][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.298060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.298103][ T32] r5:00001000 r4:eecd1000 [ 1342.298126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.298217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.298327][ T32] r5:85d62f8c r4:85d62c00 [ 1342.298354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.298403][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.298425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.298497][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.298535][ T32] r4:8509f580 [ 1342.298558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.298605][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.298653][ T32] r4:00000001 [ 1342.298684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.298723][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 1 printk messages dropped ** [ 1342.298801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.299447][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.299796][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.300143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.300402][ T32] r5:8580af8c r4:8580ac00 [ 1342.300434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.300741][ T32] r4:85799a00 ** 6 printk messages dropped ** [ 1342.301144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.301917][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1342.302398][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.302642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1342.302949][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1342.303437][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1342.326044][ T32] INFO: task kworker/0:853:5439 blocked for more than 468 seconds. ** 10 printk messages dropped ** [ 1342.326785][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1342.327306][ T32] r5:00001000 r4:eb66b000 ** 2 printk messages dropped ** [ 1342.327477][ T32] r5:8580a78c r4:8580a400 ** 2 printk messages dropped ** [ 1342.327718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.328064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.329104][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1342.329397][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.329611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1342.330172][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.330434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.330638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.330690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.330728][ T32] task:kworker/0:854 state:D stack:0 pid:5442 tgid:5442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.330831][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.330888][ T32] Call trace: [ 1342.330921][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.330968][ T32] r10:8291a684 r9:ebad5d84 r8:00000002 r7:60000113 r6:ebad5d8c r5:857e3000 [ 1342.330991][ T32] r4:857e3000 [ 1342.331022][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.331068][ T32] r5:857e3000 r4:8291a680 [ 1342.331088][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.331125][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.331191][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad5e08 [ 1342.331217][ T32] r4:00000000 [ 1342.331252][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.331290][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.331335][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.331376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd200 [ 1342.331398][ T32] r4:00000000 [ 1342.331418][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.331462][ T32] r9:83018005 r8:857e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1342.331534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.331581][ T32] r5:00001000 r4:eb687000 [ 1342.331601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.331639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.331679][ T32] r5:8580ab8c r4:8580a800 [ 1342.331720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.331769][ T32] r7:dddced80 r6:83018000 r5:8580ab8c r4:85799b00 [ 1342.331801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.331851][ T32] r10:61c88647 r9:857e3000 r8:85799b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.331874][ T32] r4:85799b00 [ 1342.331918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.331966][ T32] r10:00000000 r9:85799b00 r8:80287e08 r7:ebac5e60 r6:857c3100 r5:857e3000 [ 1342.332042][ T32] r4:00000001 [ 1342.332065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.332101][ T32] Exception stack(0xebad5fb0 to 0xebad5ff8) [ 1342.332129][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.332158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.332211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.332244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.332404][ T32] r4:857bd1c0 [ 1342.332721][ T32] INFO: task kworker/0:854:5442 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.332784][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.332848][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.332919][ T32] Call trace: [ 1342.332982][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.333060][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.333088][ T32] r4:00000000 [ 1342.333109][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.333174][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.333206][ T32] 1d20: a666c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.333254][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.333284][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.333313][ T32] r5:80070013 r4:80239bb0 [ 1342.333335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.333374][ T32] r4:82ac21e4 [ 1342.333393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.333435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.333457][ T32] r4:e0581dc0 [ 1342.333476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.333559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.333610][ T32] r4:00000000 [ 1342.333672][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.333766][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.364541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.364664][ T32] r5:00001000 r4:eecd1000 [ 1342.364705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.364784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.364839][ T32] r5:85d62f8c r4:85d62c00 [ 1342.364890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.364950][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.364976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.365033][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.365060][ T32] r4:8509f580 [ 1342.365109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.365169][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.365197][ T32] r4:00000001 [ 1342.365297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.365363][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.365402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.365464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.365526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.365566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.365594][ T32] r4:8509db40 [ 1342.365622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.365696][ T32] INFO: task kworker/0:855:5443 blocked for more than 468 seconds. [ 1342.365738][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.365766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.365790][ T32] task:kworker/0:855 state:D stack:0 pid:5443 tgid:5443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.365861][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.365909][ T32] Call trace: [ 1342.365975][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.366058][ T32] r10:8291a684 r9:ebad9d84 r8:00000002 r7:60000013 r6:ebad9d8c r5:857e3c00 [ 1342.366104][ T32] r4:857e3c00 [ 1342.366128][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.366171][ T32] r5:857e3c00 r4:8291a680 [ 1342.366192][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.366231][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.366283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 [ 1342.366307][ T32] r4:00000000 [ 1342.366378][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.366420][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.366516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.366562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd5c0 [ 1342.366585][ T32] r4:00000000 [ 1342.366616][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.366700][ T32] r9:83018005 r8:857e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1342.366750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.366796][ T32] r5:00001000 r4:eb6bd000 [ 1342.366819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.366858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.366899][ T32] r5:8580b78c r4:8580b400 [ 1342.366921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.366990][ T32] r7:dddced80 r6:83018000 r5:8580b78c r4:85799b80 [ 1342.367016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.367064][ T32] r10:61c88647 r9:857e3c00 r8:85799bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.367112][ T32] r4:85799b80 [ 1342.367135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.367188][ T32] r10:00000000 r9:85799b80 r8:80287e08 r7:ebac5e60 r6:857c3180 r5:857e3c00 [ 1342.367221][ T32] r4:00000001 [ 1342.367270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.367321][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 1342.367417][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.367458][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.367486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.367515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.367565][ T32] r4:857bd1c0 [ 1342.368020][ T32] INFO: task kworker/0:855:5443 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.368087][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.368159][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.368215][ T32] Call trace: [ 1342.368277][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.368354][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.368379][ T32] r4:00000000 [ 1342.368398][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.368437][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.368464][ T32] 1d20: a6ce9000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.368492][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.368518][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.368541][ T32] r5:80070013 r4:80239bb0 [ 1342.368604][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.368678][ T32] r4:82ac21e4 [ 1342.368731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.368777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.368826][ T32] r4:e0581dc0 [ 1342.368850][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.368892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.368914][ T32] r4:00000000 [ 1342.368934][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.368978][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.369000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.369041][ T32] r5:00001000 r4:eecd1000 [ 1342.369060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.369097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.369149][ T32] r5:85d62f8c r4:85d62c00 [ 1342.369173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.369220][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.369241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.369293][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.369316][ T32] r4:8509f580 [ 1342.369336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.369382][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.369406][ T32] r4:00000001 [ 1342.369430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.369493][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.369523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.369572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.369601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.369632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.369654][ T32] r4:8509db40 [ 1342.369689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.369721][ T32] INFO: task kworker/0:856:5444 blocked for more than 468 seconds. [ 1342.369750][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.369774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.369810][ T32] task:kworker/0:856 state:D stack:0 pid:5444 tgid:5444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.369859][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.369899][ T32] Call trace: [ 1342.369974][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.370025][ T32] r10:8291a684 r9:eba9dd84 r8:00000002 r7:60000113 r6:eba9dd8c r5:857d2400 [ 1342.370054][ T32] r4:857d2400 [ 1342.370075][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.370117][ T32] r5:857d2400 r4:8291a680 [ 1342.370138][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.370175][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.370216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 [ 1342.370262][ T32] r4:00000000 [ 1342.370317][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.370356][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.370393][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.370433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd3c0 [ 1342.370456][ T32] r4:00000000 [ 1342.370476][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.370520][ T32] r9:83018005 r8:857d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1342.370573][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.370618][ T32] r5:00001000 r4:eb6ab000 [ 1342.370638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.370676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.370718][ T32] r5:8580b38c r4:8580b000 [ 1342.370739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.370783][ T32] r7:dddced80 r6:83018000 r5:8580b38c r4:85799c00 [ 1342.370805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.370850][ T32] r10:61c88647 r9:857d2400 r8:85799c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.370873][ T32] r4:85799c00 [ 1342.370941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.370988][ T32] r10:00000000 r9:85799c00 r8:80287e08 r7:ebad9e60 r6:85799c80 r5:857d2400 [ 1342.371011][ T32] r4:00000001 [ 1342.371030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.371064][ T32] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 1342.371090][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.371119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.371170][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.371217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.371244][ T32] r4:857bd580 [ 1342.371514][ T32] INFO: task kworker/0:856:5444 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.371552][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.371664][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.371707][ T32] Call trace: [ 1342.371737][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.371805][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.371832][ T32] r4:00000000 [ 1342.371851][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.371890][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.371943][ T32] 1d20: a6ce9000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.371975][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.372001][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.372049][ T32] r5:80070013 r4:80239bb0 [ 1342.372099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.372166][ T32] r4:82ac21e4 [ 1342.372190][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.372234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.372283][ T32] r4:e0581dc0 [ 1342.372334][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.372377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.372401][ T32] r4:00000000 [ 1342.372420][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.372463][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.372684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.372732][ T32] r5:00001000 r4:eecd1000 [ 1342.372752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.372790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.372830][ T32] r5:85d62f8c r4:85d62c00 [ 1342.372849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.372894][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.372993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.373041][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.373064][ T32] r4:8509f580 [ 1342.373105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.373154][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.373178][ T32] r4:00000001 [ 1342.373221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.373333][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.373364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.373448][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.373479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.373508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.373529][ T32] r4:8509db40 [ 1342.373662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.394209][ T32] INFO: task kworker/0:857:5448 blocked for more than 468 seconds. [ 1342.394356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.394387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.394414][ T32] task:kworker/0:857 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.394496][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.394560][ T32] Call trace: [ 1342.394595][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.394656][ T32] r10:8291a684 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:857d1800 [ 1342.394681][ T32] r4:857d1800 [ 1342.394704][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.394750][ T32] r5:857d1800 r4:8291a680 [ 1342.394773][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.394814][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.394860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1342.394884][ T32] r4:00000000 [ 1342.394906][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.394943][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.394983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.395130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd680 [ 1342.395459][ T32] r4:00000000 [ 1342.395486][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.395539][ T32] r9:83018005 r8:857d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1342.395566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.395612][ T32] r5:00001000 r4:eb6cb000 [ 1342.395634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.395678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.395724][ T32] r5:8580bb8c r4:8580b800 [ 1342.395747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.395855][ T32] r7:dddced80 r6:83018000 r5:8580bb8c r4:85799d00 [ 1342.395881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.395965][ T32] r10:61c88647 r9:857d1800 r8:85799d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.395993][ T32] r4:85799d00 [ 1342.396074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.396124][ T32] r10:00000000 r9:85799d00 r8:80287e08 r7:ebad9e60 r6:85799d80 r5:857d1800 [ 1342.396146][ T32] r4:00000001 [ 1342.396165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.396204][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1342.396257][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.396300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.396355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.396384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.396419][ T32] r4:857bd940 [ 1342.396904][ T32] INFO: task kworker/0:857:5448 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.396980][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.397133][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.397186][ T32] Call trace: [ 1342.397284][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.397367][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.397396][ T32] r4:00000000 [ 1342.397416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.397456][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.397485][ T32] 1d20: a704c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.397541][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.397596][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.397675][ T32] r5:80070013 r4:80239bb0 [ 1342.397701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.397767][ T32] r4:82ac21e4 [ 1342.397791][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.397836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.397859][ T32] r4:e0581dc0 [ 1342.397878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.397920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.397945][ T32] r4:00000000 [ 1342.397965][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.398008][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.398030][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.398095][ T32] r5:00001000 r4:eecd1000 [ 1342.398120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.398164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.398205][ T32] r5:85d62f8c r4:85d62c00 [ 1342.398226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.398276][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.398300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.398347][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.398370][ T32] r4:8509f580 [ 1342.398390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.398435][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.398459][ T32] r4:00000001 [ 1342.398499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.398539][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.398566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.398594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.398622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.398654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.398677][ T32] r4:8509db40 [ 1342.398698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.398752][ T32] INFO: task kworker/0:858:5449 blocked for more than 468 seconds. [ 1342.398809][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.398837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.398859][ T32] task:kworker/0:858 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.398904][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.398946][ T32] Call trace: [ 1342.398977][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.399024][ T32] r10:8291a684 r9:ebae5d84 r8:00000002 r7:60000013 r6:ebae5d8c r5:857d4800 [ 1342.399046][ T32] r4:857d4800 [ 1342.399067][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.399109][ T32] r5:857d4800 r4:8291a680 [ 1342.399131][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.399169][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.399210][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 [ 1342.399255][ T32] r4:00000000 [ 1342.399285][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.399322][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.399355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.399395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd800 [ 1342.399417][ T32] r4:00000000 [ 1342.399437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.399480][ T32] r9:83018005 r8:857d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1342.399503][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.399560][ T32] r5:00001000 r4:eb6e5000 [ 1342.399583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.399622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.399663][ T32] r5:8580bf8c r4:8580bc00 [ 1342.399686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.399736][ T32] r7:dddced80 r6:83018000 r5:8580bf8c r4:85799e00 [ 1342.399756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.399802][ T32] r10:61c88647 r9:857d4800 r8:85799e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.399848][ T32] r4:85799e00 [ 1342.399894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.399942][ T32] r10:00000000 r9:85799e00 r8:80287e08 r7:ebad1e60 r6:85799e80 r5:857d4800 [ 1342.399966][ T32] r4:00000001 [ 1342.400008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.400049][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 1342.400076][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.400104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.400154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.400187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.400211][ T32] r4:857bd940 [ 1342.400502][ T32] INFO: task kworker/0:858:5449 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.400539][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.400594][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.400638][ T32] Call trace: [ 1342.400669][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.400718][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.400742][ T32] r4:00000000 [ 1342.400761][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.400799][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.400825][ T32] 1d20: a704c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.400854][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.400879][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.400921][ T32] r5:80070013 r4:80239bb0 [ 1342.400946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.401007][ T32] r4:82ac21e4 [ 1342.401032][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.401076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.401121][ T32] r4:e0581dc0 [ 1342.401155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.401200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.401223][ T32] r4:00000000 [ 1342.401243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.401299][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.401347][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.401393][ T32] r5:00001000 r4:eecd1000 [ 1342.401414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.401453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.401496][ T32] r5:85d62f8c r4:85d62c00 [ 1342.401515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.401559][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.401646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.401721][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.401747][ T32] r4:8509f580 [ 1342.401767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.401812][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.401856][ T32] r4:00000001 [ 1342.401901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.401940][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.401967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.401996][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.402022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.402052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.402074][ T32] r4:8509db40 [ 1342.402093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.402117][ T32] INFO: task kworker/0:859:5452 blocked for more than 468 seconds. [ 1342.402145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.402169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.402189][ T32] task:kworker/0:859 state:D stack:0 pid:5452 tgid:5452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.402231][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.402270][ T32] Call trace: [ 1342.402308][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.402358][ T32] r10:8291a684 r9:ebae9d84 r8:00000002 r7:60000113 r6:ebae9d8c r5:857d5400 [ 1342.402381][ T32] r4:857d5400 [ 1342.402401][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.402441][ T32] r5:857d5400 r4:8291a680 [ 1342.402461][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.402513][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.402559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e08 [ 1342.402628][ T32] r4:00000000 [ 1342.402652][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.402688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.402724][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.402765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bdb00 [ 1342.402788][ T32] r4:00000000 [ 1342.402807][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.402850][ T32] r9:83018005 r8:857d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1342.402872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.402913][ T32] r5:00001000 r4:eb83d000 [ 1342.402932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.402970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.403010][ T32] r5:8580c78c r4:8580c400 [ 1342.403080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.403141][ T32] r7:dddced80 r6:83018000 r5:8580c78c r4:85799f00 [ 1342.403189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.403240][ T32] r10:61c88647 r9:857d5400 r8:85799f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.403264][ T32] r4:85799f00 [ 1342.403289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.403335][ T32] r10:00000000 r9:85799f00 r8:80287e08 r7:ebae5e60 r6:85799f80 r5:857d5400 [ 1342.403357][ T32] r4:00000001 [ 1342.403375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.403410][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1342.403438][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.403478][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.403509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.403538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.403613][ T32] r4:857bd780 [ 1342.428736][ T32] INFO: task kworker/0:859:5452 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.428863][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.428983][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.429051][ T32] Call trace: [ 1342.429086][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.429224][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.429295][ T32] r4:00000000 [ 1342.429324][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.429367][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.429419][ T32] 1d20: a746a000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.429453][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.429480][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.429507][ T32] r5:80070013 r4:80239bb0 [ 1342.429528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.429595][ T32] r4:82ac21e4 [ 1342.429703][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.429779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.429999][ T32] r4:e0581dc0 [ 1342.430025][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.430068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.430116][ T32] r4:00000000 [ 1342.430140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.430188][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.430233][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.430286][ T32] r5:00001000 r4:eecd1000 [ 1342.430333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.430377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.430446][ T32] r5:85d62f8c r4:85d62c00 [ 1342.430478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.430527][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.430649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.430703][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.430764][ T32] r4:8509f580 [ 1342.430789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.430838][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.430860][ T32] r4:00000001 [ 1342.430881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.430916][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.430967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.430999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.431053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.431123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.431159][ T32] r4:8509db40 [ 1342.431211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.431255][ T32] INFO: task kworker/0:860:5453 blocked for more than 468 seconds. [ 1342.431303][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.431369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.431598][ T32] task:kworker/0:860 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.431648][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.431691][ T32] Call trace: [ 1342.431895][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.432017][ T32] r10:8291a684 r9:ebaedd84 r8:00000002 r7:60000013 r6:ebaedd8c r5:857d6000 [ 1342.432096][ T32] r4:857d6000 [ 1342.432120][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.432163][ T32] r5:857d6000 r4:8291a680 [ 1342.432184][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.432282][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.432357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaede08 [ 1342.432381][ T32] r4:00000000 [ 1342.432401][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.432434][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.432467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.432506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bda40 [ 1342.432527][ T32] r4:00000000 [ 1342.432547][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.432589][ T32] r9:83018005 r8:857d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.432654][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.432699][ T32] r5:00001000 r4:eb6f7000 [ 1342.432719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.432758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.432799][ T32] r5:8580c38c r4:8580c000 [ 1342.432818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.432892][ T32] r7:dddced80 r6:83018000 r5:8580c38c r4:857ca000 [ 1342.432916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.432983][ T32] r10:61c88647 r9:857d6000 r8:857ca02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.433009][ T32] r4:857ca000 [ 1342.433028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.433071][ T32] r10:00000000 r9:857ca000 r8:80287e08 r7:ebae9e60 r6:857ca080 r5:857d6000 [ 1342.433093][ T32] r4:00000001 [ 1342.433123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.433181][ T32] Exception stack(0xebaedfb0 to 0xebaedff8) [ 1342.433235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.433312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.433351][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.433383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.433425][ T32] r4:857bda00 [ 1342.442168][ T32] INFO: task kworker/0:860:5453 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.442267][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.442353][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.442413][ T32] Call trace: [ 1342.442445][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.442501][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.442525][ T32] r4:00000000 [ 1342.442546][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.442586][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.442615][ T32] 1d20: a746a000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.442644][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.442680][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.442708][ T32] r5:80070013 r4:80239bb0 [ 1342.442729][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.442779][ T32] r4:82ac21e4 [ 1342.442802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.442845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.442867][ T32] r4:e0581dc0 [ 1342.442887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.442927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.442949][ T32] r4:00000000 [ 1342.442968][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.443013][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.443034][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.443075][ T32] r5:00001000 r4:eecd1000 [ 1342.443106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.443158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.443221][ T32] r5:85d62f8c r4:85d62c00 [ 1342.443245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.443300][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.443323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.443370][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.443402][ T32] r4:8509f580 [ 1342.443425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.443488][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.443514][ T32] r4:00000001 [ 1342.443534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.443569][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.443594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.443622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.443649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.447942][ T32] INFO: task kworker/0:861:5456 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.448377][ T32] r5:857d3c00 r4:8291a680 ** 2 printk messages dropped ** [ 1342.448478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 ** 8 printk messages dropped ** [ 1342.448737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.448938][ T32] r5:8580cb8c r4:8580c800 ** 2 printk messages dropped ** [ 1342.449064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.449226][ T32] r10:00000000 r9:857ca100 r8:80287e08 r7:ebae9e60 r6:857ca180 r5:857d3c00 [ 1342.449253][ T32] r4:00000001 [ 1342.449277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.449334][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1342.449369][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.449398][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.449425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.449454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.449476][ T32] r4:857bdb40 [ 1342.449913][ T32] INFO: task kworker/0:861:5456 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.449949][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.450006][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.450096][ T32] Call trace: [ 1342.450127][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.450177][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.450200][ T32] r4:00000000 [ 1342.450219][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.450257][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.450302][ T32] 1d20: a746a000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.450335][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.450360][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.450383][ T32] r5:80070013 r4:80239bb0 [ 1342.450429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.450493][ T32] r4:82ac21e4 [ 1342.450517][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.450560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.450582][ T32] r4:e0581dc0 [ 1342.450601][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.450642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.450663][ T32] r4:00000000 [ 1342.450692][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.450740][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.450761][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.450811][ T32] r5:00001000 r4:eecd1000 [ 1342.450835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.450883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.450928][ T32] r5:85d62f8c r4:85d62c00 [ 1342.450948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.450992][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.451022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.451088][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.451136][ T32] r4:8509f580 [ 1342.451168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.451216][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.451262][ T32] r4:00000001 [ 1342.451291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.451358][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.451387][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.451416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.451460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.451492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.451515][ T32] r4:8509db40 [ 1342.451550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.451577][ T32] INFO: task kworker/0:862:5457 blocked for more than 468 seconds. [ 1342.451605][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.451648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.451672][ T32] task:kworker/0:862 state:D stack:0 pid:5457 tgid:5457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.451739][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.451792][ T32] Call trace: [ 1342.451854][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.451903][ T32] r10:8291a684 r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:84a60000 ** 5 printk messages dropped ** [ 1342.452124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 ** 8 printk messages dropped ** [ 1342.452441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.452577][ T32] r5:8580d38c r4:8580d000 [ 1342.452597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.452735][ T32] r10:61c88647 r9:84a60000 r8:857ca22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.453069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.453654][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1342.471573][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.471674][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1342.472192][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1342.472480][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 8 printk messages dropped ** [ 1342.472795][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.473254][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.473671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 ** 9 printk messages dropped ** [ 1342.487137][ T32] r5:00001000 r4:eb875000 [ 1342.487158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.487197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.487239][ T32] r5:8580cf8c r4:8580cc00 [ 1342.487261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.487353][ T32] r7:dddced80 r6:83018000 r5:8580cf8c r4:857ca300 [ 1342.487378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.487426][ T32] r10:61c88647 r9:84a61800 r8:857ca32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.487449][ T32] r4:857ca300 [ 1342.487471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.487518][ T32] r10:00000000 r9:857ca300 r8:80287e08 r7:ebaf5e60 r6:857ca380 r5:84a61800 [ 1342.487545][ T32] r4:00000001 [ 1342.487565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.487616][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1342.487649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.487678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.487705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.487750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.487775][ T32] r4:857bdf80 [ 1342.488209][ T32] INFO: task kworker/0:863:5459 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.488245][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.488423][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.488516][ T32] Call trace: [ 1342.488558][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.488659][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.488690][ T32] r4:00000000 [ 1342.488759][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.488816][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.488844][ T32] 1d20: a7c29000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.488873][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.488898][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.488921][ T32] r5:80070013 r4:80239bb0 [ 1342.488941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.489005][ T32] r4:82ac21e4 [ 1342.489029][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.489090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.489116][ T32] r4:e0581dc0 [ 1342.489136][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.489202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.489228][ T32] r4:00000000 [ 1342.489248][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.489301][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.489323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.489364][ T32] r5:00001000 r4:eecd1000 [ 1342.489384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.489466][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1342.489738][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1342.490078][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.490455][ T32] task:kworker/0:864 state:D stack:0 pid:5462 tgid:5462 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.490944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 ** 4 printk messages dropped ** [ 1342.491167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce1c0 [ 1342.491190][ T32] r4:00000000 [ 1342.491210][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.491253][ T32] r9:83018005 r8:84a62400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1342.491314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.491362][ T32] r5:00001000 r4:eb8b5000 [ 1342.491405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.491472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.491517][ T32] r5:8580d78c r4:8580d400 [ 1342.491578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.491629][ T32] r7:dddced80 r6:83018000 r5:8580d78c r4:857ca400 [ 1342.491674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.491725][ T32] r10:61c88647 r9:84a62400 r8:857ca42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.491748][ T32] r4:857ca400 [ 1342.491768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.491848][ T32] r10:00000000 r9:857ca400 r8:80287e08 r7:ebaf5e60 r6:857ca480 r5:84a62400 [ 1342.491885][ T32] r4:00000001 [ 1342.491907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.491944][ T32] Exception stack(0xebaf1fb0 to 0xebaf1ff8) [ 1342.491979][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.492037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.492079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.492112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.492134][ T32] r4:857ce0c0 [ 1342.492429][ T32] INFO: task kworker/0:864:5462 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.492469][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.492529][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.492590][ T32] Call trace: [ 1342.492624][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.492673][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.492697][ T32] r4:00000000 [ 1342.492717][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.492779][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.492811][ T32] 1d20: a7c29000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.492850][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.492880][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.492915][ T32] r5:80070013 r4:80239bb0 [ 1342.492943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.492984][ T32] r4:82ac21e4 [ 1342.493004][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.493133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.493160][ T32] r4:e0581dc0 [ 1342.493180][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.493220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.493242][ T32] r4:00000000 [ 1342.493290][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.493339][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 1 printk messages dropped ** [ 1342.493456][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1342.507729][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.508081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.508554][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.508979][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.509614][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.509762][ T32] r5:8580db8c r4:8580d800 [ 1342.509783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.509827][ T32] r7:dddced80 r6:83018000 r5:8580db8c r4:857ca500 [ 1342.509928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.509979][ T32] r10:61c88647 r9:84a63000 r8:857ca52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.510002][ T32] r4:857ca500 [ 1342.510043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.510092][ T32] r10:00000000 r9:857ca500 r8:80287e08 r7:ebaf1e60 r6:857ca580 r5:84a63000 [ 1342.510155][ T32] r4:00000001 [ 1342.510178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.510281][ T32] Exception stack(0xebafdfb0 to 0xebafdff8) [ 1342.510313][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.510360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.510399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.510454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.510482][ T32] r4:857ce200 [ 1342.510926][ T32] INFO: task kworker/0:865:5463 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.510967][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.511066][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.511286][ T32] Call trace: [ 1342.511321][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.511372][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.511396][ T32] r4:00000000 [ 1342.511531][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.511580][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.511610][ T32] 1d20: a7d22000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.511703][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.511816][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.512242][ T32] r5:80070013 r4:80239bb0 [ 1342.512266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.512338][ T32] r4:82ac21e4 [ 1342.512359][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.512403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 2 printk messages dropped ** [ 1342.512574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 12 printk messages dropped ** [ 1342.513549][ T32] r4:8509f580 ** 6 printk messages dropped ** [ 1342.531414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1342.531982][ T32] r4:84a63c00 [ 1342.532002][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.532066][ T32] r5:84a63c00 r4:8291a680 [ 1342.532090][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.532129][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.532170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1342.532192][ T32] r4:00000000 [ 1342.532210][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.532243][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.532284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.532346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce540 [ 1342.532392][ T32] r4:00000000 [ 1342.532415][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.532462][ T32] r9:83018005 r8:84a63c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1342.532486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.532528][ T32] r5:00001000 r4:ebb05000 [ 1342.532547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.532585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.532626][ T32] r5:8580df8c r4:8580dc00 [ 1342.532645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.532690][ T32] r7:dddced80 r6:83018000 r5:8580df8c r4:857ca600 ** 1 printk messages dropped ** [ 1342.532757][ T32] r10:61c88647 r9:84a63c00 r8:857ca62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1342.533574][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1342.538426][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1342.539065][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1342.539692][ T32] r5:84a64800 r4:8291a680 ** 2 printk messages dropped ** [ 1342.539795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 [ 1342.539817][ T32] r4:00000000 [ 1342.539835][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.539869][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.539923][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.539967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce880 [ 1342.540034][ T32] r4:00000000 [ 1342.540057][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.540113][ T32] r9:83018005 r8:84a64800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1342.540156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.540219][ T32] r5:00001000 r4:ebb19000 [ 1342.540241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.540286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.540347][ T32] r5:8580e78c r4:8580e400 [ 1342.540369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.540414][ T32] r7:dddced80 r6:83018000 r5:8580e78c r4:857ca700 [ 1342.540448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.540499][ T32] r10:61c88647 r9:84a64800 r8:857ca72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.540522][ T32] r4:857ca700 [ 1342.540541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.540585][ T32] r10:00000000 r9:857ca700 r8:80287e08 r7:ebb01e60 r6:857ca780 r5:84a64800 [ 1342.540607][ T32] r4:00000001 [ 1342.540626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.540660][ T32] Exception stack(0xebb09fb0 to 0xebb09ff8) [ 1342.540686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.540715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.540837][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.540871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.540894][ T32] r4:857ce4c0 [ 1342.541305][ T32] INFO: task kworker/0:867:5467 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.541341][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.541398][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.541441][ T32] Call trace: [ 1342.541470][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.541518][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.541541][ T32] r4:00000000 [ 1342.541560][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.541597][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.541625][ T32] 1d20: a8246000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.541652][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.541677][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.541712][ T32] r5:80070013 r4:80239bb0 [ 1342.541757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.541822][ T32] r4:82ac21e4 [ 1342.541856][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.541899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.541922][ T32] r4:e0581dc0 [ 1342.541950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.542014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.542045][ T32] r4:00000000 [ 1342.542066][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.542110][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.542131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.542384][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1342.542694][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1342.542829][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1342.543041][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.543347][ T32] r5:84a65400 r4:8291a680 ** 5 printk messages dropped ** [ 1342.543581][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.559874][ T32] r5:8580e38c r4:8580e000 [ 1342.559894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.560007][ T32] r10:61c88647 r9:84a65400 r8:857ca82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1342.560383][ T32] r4:857ce600 ** 3 printk messages dropped ** [ 1342.560984][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.561175][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1342.561442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1342.561833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.562299][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1342.562493][ T32] INFO: task kworker/0:869:5472 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.562927][ T32] r5:84a66000 r4:8291a680 ** 3 printk messages dropped ** [ 1342.563052][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.563221][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.563617][ T32] r5:8580ef8c r4:8580ec00 [ 1342.563639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.574437][ T32] r4:857ca900 ** 6 printk messages dropped ** [ 1342.574659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.574685][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.574714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.574736][ T32] r4:857ce840 [ 1342.575153][ T32] INFO: task kworker/0:869:5472 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.575212][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.575316][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.575391][ T32] Call trace: [ 1342.575452][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.575513][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.575540][ T32] r4:00000000 [ 1342.575560][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.575600][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.575644][ T32] 1d20: a882c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.575677][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.575703][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.575747][ T32] r5:80070013 r4:80239bb0 [ 1342.575780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.575829][ T32] r4:82ac21e4 [ 1342.575850][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.575891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.575914][ T32] r4:e0581dc0 [ 1342.575933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.576003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.576037][ T32] r4:00000000 [ 1342.576060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.576128][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.576162][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.576208][ T32] r5:00001000 r4:eecd1000 [ 1342.576228][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.576285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.576354][ T32] r5:85d62f8c r4:85d62c00 [ 1342.576390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.576439][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.576460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.576527][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.576553][ T32] r4:8509f580 [ 1342.576572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.576656][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.576702][ T32] r4:00000001 [ 1342.576723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.576759][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.576785][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.576815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.576841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.576871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.576893][ T32] r4:8509db40 [ 1342.576934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.576965][ T32] INFO: task kworker/0:870:5473 blocked for more than 469 seconds. [ 1342.576998][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.577052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.577082][ T32] task:kworker/0:870 state:D stack:0 pid:5473 tgid:5473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.577128][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.577169][ T32] Call trace: [ 1342.577199][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.577245][ T32] r10:8291a684 r9:ebb25d84 r8:00000002 r7:60000013 r6:ebb25d8c r5:84a66c00 [ 1342.577268][ T32] r4:84a66c00 [ 1342.577307][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.577353][ T32] r5:84a66c00 r4:8291a680 [ 1342.577373][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.577411][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.577452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb25e08 [ 1342.577496][ T32] r4:00000000 [ 1342.577527][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.577649][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1342.577727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce940 ** 7 printk messages dropped ** [ 1342.578116][ T32] r5:8580eb8c r4:8580e800 [ 1342.578173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.578222][ T32] r7:dddced80 r6:83018000 r5:8580eb8c r4:857caa00 ** 2 printk messages dropped ** [ 1342.578332][ T32] r4:857caa00 ** 5 printk messages dropped ** [ 1342.578493][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.578941][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.579291][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1342.579516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.579941][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1342.580105][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1342.580283][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 8 printk messages dropped ** [ 1342.580725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1342.581035][ T32] r4:84a60c00 ** 4 printk messages dropped ** [ 1342.581192][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 ** 5 printk messages dropped ** [ 1342.581414][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.581680][ T32] r5:8580f78c r4:8580f400 [ 1342.581700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.581808][ T32] r10:61c88647 r9:84a60c00 r8:857cab2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.582338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.582801][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.583003][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1342.583287][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1342.583424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1342.614351][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1342.614565][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.614724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.614753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.614775][ T32] r4:8509db40 [ 1342.614797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.614827][ T32] INFO: task kworker/0:872:5477 blocked for more than 469 seconds. [ 1342.614860][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.614913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.614940][ T32] task:kworker/0:872 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.615019][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.615067][ T32] Call trace: [ 1342.615100][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.615152][ T32] r10:8291a684 r9:ebb39d84 r8:00000002 r7:60000013 r6:ebb39d8c r5:857d6c00 [ 1342.615185][ T32] r4:857d6c00 [ 1342.615208][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.615251][ T32] r5:857d6c00 r4:8291a680 [ 1342.615272][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.615318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.615360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1342.615401][ T32] r4:00000000 [ 1342.615425][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.615461][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.615510][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.615556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ced40 [ 1342.615588][ T32] r4:00000000 [ 1342.615611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.615658][ T32] r9:83018005 r8:857d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.615681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.615723][ T32] r5:00001000 r4:ebb3b000 [ 1342.615742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.615779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.615819][ T32] r5:8580f38c r4:8580f000 [ 1342.615850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.615898][ T32] r7:dddced80 r6:83018000 r5:8580f38c r4:857cac00 [ 1342.615920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.615966][ T32] r10:61c88647 r9:857d6c00 r8:857cac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.616007][ T32] r4:857cac00 [ 1342.616029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.616074][ T32] r10:00000000 r9:857cac00 r8:80287e08 r7:ebb31e60 r6:857cac80 r5:857d6c00 [ 1342.616105][ T32] r4:00000001 [ 1342.616127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.616163][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1342.616189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.616219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.616245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.616284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.616375][ T32] r4:857ce980 [ 1342.616872][ T32] INFO: task kworker/0:872:5477 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.616914][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.616985][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.617047][ T32] Call trace: [ 1342.617108][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.617174][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.617238][ T32] r4:00000000 [ 1342.617269][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.617353][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.617393][ T32] 1d20: a931f000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.617441][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.617470][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.617495][ T32] r5:80070013 r4:80239bb0 [ 1342.617516][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.617557][ T32] r4:82ac21e4 [ 1342.617577][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.617635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.617660][ T32] r4:e0581dc0 [ 1342.617689][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.617734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.617756][ T32] r4:00000000 [ 1342.617776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.617819][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.617850][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.617892][ T32] r5:00001000 r4:eecd1000 [ 1342.617911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.617950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.617991][ T32] r5:85d62f8c r4:85d62c00 [ 1342.618031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.618113][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.618155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.618205][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.618229][ T32] r4:8509f580 [ 1342.618248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.618300][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.618323][ T32] r4:00000001 [ 1342.618342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.618377][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.618402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.618430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.618456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.618485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.618507][ T32] r4:8509db40 [ 1342.618526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.618550][ T32] INFO: task kworker/0:873:5479 blocked for more than 469 seconds. [ 1342.618598][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.618631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.618661][ T32] task:kworker/0:873 state:D stack:0 pid:5479 tgid:5479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.618711][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.618752][ T32] Call trace: [ 1342.618782][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.618829][ T32] r10:8291a684 r9:ebb45d84 r8:00000002 r7:60000013 r6:ebb45d8c r5:85768000 [ 1342.618870][ T32] r4:85768000 [ 1342.618895][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.618938][ T32] r5:85768000 r4:8291a680 [ 1342.618958][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.618995][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.619037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1342.619058][ T32] r4:00000000 [ 1342.619087][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.619125][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.619170][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.619231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a040 ** 7 printk messages dropped ** [ 1342.619543][ T32] r5:8580fb8c r4:8580f800 [ 1342.619564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.619696][ T32] r10:61c88647 r9:85768000 r8:857cad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.619991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.620509][ T32] Call trace: ** 2 printk messages dropped ** [ 1342.620635][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.620800][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.620826][ T32] r5:80070013 r4:80239bb0 [ 1342.620856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.620898][ T32] r4:82ac21e4 [ 1342.620917][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.620960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.620983][ T32] r4:e0581dc0 [ 1342.621002][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.621042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.621065][ T32] r4:00000000 [ 1342.621084][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.621136][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1342.621160][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.621223][ T32] r5:00001000 r4:eecd1000 [ 1342.621246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.621291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.621354][ T32] r5:85d62f8c r4:85d62c00 [ 1342.621391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.621441][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1342.621462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.621507][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.621535][ T32] r4:8509f580 [ 1342.621554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.621599][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1342.621620][ T32] r4:00000001 [ 1342.621661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.621699][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1342.621725][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.621752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.621798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.621830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.621852][ T32] r4:8509db40 [ 1342.621883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.621936][ T32] INFO: task kworker/0:874:5482 blocked for more than 469 seconds. [ 1342.621986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.622011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.622032][ T32] task:kworker/0:874 state:D stack:0 pid:5482 tgid:5482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.622089][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.622146][ T32] Call trace: [ 1342.622197][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.622272][ T32] r10:8291a684 r9:ebb6dd84 r8:00000002 r7:60000013 r6:ebb6dd8c r5:857e2400 [ 1342.622305][ T32] r4:857e2400 [ 1342.622326][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.622367][ T32] r5:857e2400 r4:8291a680 [ 1342.622387][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.622436][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.622481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 [ 1342.622521][ T32] r4:00000000 [ 1342.622548][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.622584][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.622639][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.622693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a300 [ 1342.622718][ T32] r4:00000000 [ 1342.622739][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.622804][ T32] r9:83018005 r8:857e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 ** 4 printk messages dropped ** [ 1342.622995][ T32] r5:8581c38c r4:8581c000 [ 1342.623014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.623058][ T32] r7:dddced80 r6:83018000 r5:8581c38c r4:857cae00 [ 1342.623078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.623233][ T32] r10:00000000 r9:857cae00 r8:80287e08 r7:ebb45e60 r6:857c3200 r5:857e2400 ** 10 printk messages dropped ** [ 1342.636489][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.636899][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1342.637365][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.637621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.637899][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1342.638177][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1342.638405][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.638795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.638837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb75e08 [ 1342.638880][ T32] r4:00000000 [ 1342.638921][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.638958][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.639019][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.639064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a140 [ 1342.639188][ T32] r4:00000000 [ 1342.639236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.639287][ T32] r9:83018005 r8:857e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [ 1342.639311][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.639352][ T32] r5:00001000 r4:ebb55000 [ 1342.639371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.639409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.639449][ T32] r5:8580ff8c r4:8580fc00 [ 1342.639499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.639571][ T32] r7:dddced80 r6:83018000 r5:8580ff8c r4:857cae80 [ 1342.639595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.639642][ T32] r10:61c88647 r9:857e1800 r8:857caeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.639665][ T32] r4:857cae80 [ 1342.639704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.639756][ T32] r10:00000000 r9:857cae80 r8:80287e08 r7:ebb6de60 r6:857c3280 r5:857e1800 [ 1342.639798][ T32] r4:00000001 [ 1342.639820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.639855][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1342.639881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.639943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.639973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.640002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.640045][ T32] r4:8585a100 [ 1342.640502][ T32] INFO: task kworker/0:875:5484 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.640562][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.640622][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.640710][ T32] Call trace: [ 1342.640777][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.640856][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.640904][ T32] r4:00000000 [ 1342.640945][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.640988][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.641036][ T32] 1d20: a931f000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.641068][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.641094][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.641131][ T32] r5:80070013 r4:80239bb0 [ 1342.641154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.641193][ T32] r4:82ac21e4 [ 1342.641233][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.641284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1342.641307][ T32] r4:e0581dc0 [ 1342.641337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.641380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1342.641404][ T32] r4:00000000 [ 1342.641423][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.641603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.642095][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.642227][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.642395][ T32] task:kworker/0:876 state:D stack:0 pid:5486 tgid:5486 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.642795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.642836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb81e08 [ 1342.642858][ T32] r4:00000000 [ 1342.642877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.642910][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.642942][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.642996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a5c0 [ 1342.643051][ T32] r4:00000000 [ 1342.643074][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.643118][ T32] r9:83018005 r8:857e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0eb000 [ 1342.643140][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.643180][ T32] r5:00001000 r4:ebb87000 [ 1342.643200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.643260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.643310][ T32] r5:8581cb8c r4:8581c800 [ 1342.643331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.643386][ T32] r7:dddced80 r6:83018000 r5:8581cb8c r4:857caf00 [ 1342.643410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.643456][ T32] r10:61c88647 r9:857e4800 r8:857caf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.643478][ T32] r4:857caf00 [ 1342.643496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.643538][ T32] r10:00000000 r9:857caf00 r8:80287e08 r7:ebb6de60 r6:857c3300 r5:857e4800 [ 1342.643581][ T32] r4:00000001 [ 1342.643603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.643658][ T32] Exception stack(0xebb81fb0 to 0xebb81ff8) [ 1342.664545][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.664633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.664663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.665223][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.665803][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1342.665972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1342.666420][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1342.666703][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1342.666930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.667436][ T32] r10:8291a684 r9:ebb85d84 r8:00000002 r7:60000113 r6:ebb85d8c r5:857e5400 ** 6 printk messages dropped ** [ 1342.667797][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.667988][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.668340][ T32] r5:8581c78c r4:8581c400 [ 1342.668370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.668503][ T32] r10:61c88647 r9:857e5400 r8:857cafac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.668888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1342.669413][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1342.669771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1342.670114][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 11 printk messages dropped ** [ 1342.670600][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1342.670844][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1342.671074][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.671388][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.671790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.672000][ T32] r5:8581d78c r4:8581d400 ** 2 printk messages dropped ** [ 1342.672089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.672133][ T32] r10:61c88647 r9:857e6000 r8:8586302c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.672236][ T32] r4:85863000 [ 1342.672268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.672406][ T32] r10:00000000 r9:85863000 r8:80287e08 r7:ebb81e60 r6:857c3400 r5:857e6000 [ 1342.672454][ T32] r4:00000001 [ 1342.672477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.672517][ T32] Exception stack(0xebb91fb0 to 0xebb91ff8) [ 1342.672547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.672618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.672648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.672704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.672749][ T32] r4:8585a500 [ 1342.673017][ T32] INFO: task kworker/0:878:5489 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1342.673053][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.673131][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.673203][ T32] Call trace: [ 1342.673284][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.673355][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1342.673383][ T32] r4:00000000 [ 1342.673403][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.673442][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1342.673469][ T32] 1d20: a977f000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1342.673498][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1342.673543][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.673571][ T32] r5:80070013 r4:80239bb0 [ 1342.673612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.673655][ T32] r4:82ac21e4 [ 1342.673743][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 54 printk messages dropped ** [ 1342.709246][ T32] r5:8581cf8c r4:8581cc00 ** 6 printk messages dropped ** [ 1342.709549][ T32] r10:00000000 r9:85863080 r8:80287e08 r7:ebb91e60 r6:857c3480 r5:857e6c00 ** 6 printk messages dropped ** [ 1342.709770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.710636][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1342.710866][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.711057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1342.711450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.711833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.712184][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.712464][ T32] r5:85696000 r4:8291a680 ** 3 printk messages dropped ** [ 1342.712587][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.712789][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.713088][ T32] r5:85667b8c r4:85667800 [ 1342.713130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.713178][ T32] r7:ddde2d80 r6:83018200 r5:85667b8c r4:857c3500 ** 2 printk messages dropped ** [ 1342.713295][ T32] r4:857c3500 ** 6 printk messages dropped ** [ 1342.713515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.724760][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1342.725066][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1342.725400][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.725671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.726065][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.726289][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.726320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.726349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.726371][ T32] r4:8509db40 [ 1342.726394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.726423][ T32] INFO: task kworker/1:299:5494 blocked for more than 469 seconds. [ 1342.726499][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.726549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.726574][ T32] task:kworker/1:299 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.726891][ T32] r4:857de000 ** 3 printk messages dropped ** [ 1342.727086][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.727423][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.727775][ T32] r5:8566738c r4:85667000 [ 1342.727795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.727894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.728225][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.728999][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.729305][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1342.729664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1342.730066][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1342.730265][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.730482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.730832][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.731052][ T32] r5:857dec00 r4:8291a680 ** 2 printk messages dropped ** [ 1342.731182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 ** 8 printk messages dropped ** [ 1342.731545][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.731792][ T32] r5:8581d38c r4:8581d000 ** 3 printk messages dropped ** [ 1342.731930][ T32] r10:61c88647 r9:857dec00 r8:8586312c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.732178][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.732777][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.733009][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1342.733311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 12 printk messages dropped ** [ 1342.766521][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1342.766814][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.767019][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.767439][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.767754][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.768063][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.768385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.768437][ T32] r5:8581db8c r4:8581d800 [ 1342.768481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.768792][ T32] r10:00000000 r9:85863180 r8:80287e08 r7:ebb91e60 r6:857c3780 r5:857e8c00 ** 6 printk messages dropped ** [ 1342.769067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.769800][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1342.770154][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.770339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1342.770690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.771243][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1342.771588][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1342.772000][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.772392][ T32] r5:857ea400 r4:8291a680 ** 5 printk messages dropped ** [ 1342.772756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.773464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.790570][ T32] r7:dddced80 r6:83018000 r5:8581df8c r4:85863200 ** 5 printk messages dropped ** [ 1342.791109][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.791411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.792361][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1342.792695][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.792912][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.793140][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1342.793386][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 11 printk messages dropped ** [ 1342.809856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1342.810736][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.811583][ T32] r9:83018005 r8:857e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 ** 4 printk messages dropped ** [ 1342.812028][ T32] r5:8581e38c r4:8581e000 [ 1342.812078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.812609][ T32] r10:00000000 r9:85863280 r8:80287e08 r7:eb9c9e60 r6:857c3880 r5:857e9800 ** 7 printk messages dropped ** [ 1342.813162][ T32] r4:8585aec0 ** 4 printk messages dropped ** [ 1342.827993][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1342.828751][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.829100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1342.829771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.830393][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1342.830758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1342.831500][ T32] r4:857eb000 ** 4 printk messages dropped ** [ 1342.832029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 ** 8 printk messages dropped ** [ 1342.832710][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.833037][ T32] r5:8581e78c r4:8581e400 ** 3 printk messages dropped ** [ 1342.833382][ T32] r10:61c88647 r9:857eb000 r8:8586332c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.852688][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.860451][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1342.861137][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.861630][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.862018][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1342.862641][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.863229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.879639][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.880146][ T32] r5:857ebc00 r4:8291a680 ** 5 printk messages dropped ** [ 1342.880724][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.881573][ T32] r5:8581ef8c r4:8581ec00 [ 1342.881628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.881891][ T32] r10:61c88647 r9:857ebc00 r8:858633ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1342.883551][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.898673][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1342.899068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1342.899385][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.899816][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1342.900049][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1342.900612][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1342.900827][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1342.901132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.901403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1342.902204][ T32] r4:857ec800 ** 4 printk messages dropped ** [ 1342.902599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 ** 8 printk messages dropped ** [ 1342.903223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.903614][ T32] r5:8581eb8c r4:8581e800 ** 1 printk messages dropped ** [ 1342.923075][ T32] r7:dddced80 r6:83018000 r5:8581eb8c r4:85863400 ** 4 printk messages dropped ** [ 1342.923405][ T32] r10:00000000 r9:85863400 r8:80287e08 r7:ebbd1e60 r6:857c3a00 r5:857ec800 ** 9 printk messages dropped ** [ 1342.924963][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.925676][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1342.925981][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 9 printk messages dropped ** [ 1342.926348][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1342.926762][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1342.926987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1342.927563][ T32] r4:857ed400 ** 4 printk messages dropped ** [ 1342.927776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 ** 5 printk messages dropped ** [ 1342.928102][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.928458][ T32] r5:8566778c r4:85667400 ** 1 printk messages dropped ** [ 1342.928525][ T32] r7:ddde2d80 r6:83018200 r5:8566778c r4:857c3a80 ** 2 printk messages dropped ** [ 1342.928661][ T32] r4:857c3a80 ** 6 printk messages dropped ** [ 1342.928912][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.929429][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.929615][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1342.929845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 1 printk messages dropped ** [ 1342.929887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1342.930456][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1342.930639][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1342.930957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1342.931281][ T32] r4:857ee000 ** 4 printk messages dropped ** [ 1342.931441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd9e08 ** 7 printk messages dropped ** [ 1342.931707][ T32] r9:83018205 r8:857ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1342.931867][ T32] r5:84877b8c r4:84877800 ** 1 printk messages dropped ** [ 1342.931967][ T32] r7:ddde2d80 r6:83018200 r5:84877b8c r4:857c3b80 ** 4 printk messages dropped ** [ 1342.932149][ T32] r10:00000000 r9:857c3b80 r8:80287e08 r7:ebb71e60 r6:857c3c00 r5:857ee000 ** 9 printk messages dropped ** [ 1342.932763][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.933102][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1342.933349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1342.964797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.965267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.966163][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.966781][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.967380][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.968036][ T32] r5:85667f8c r4:85667c00 [ 1342.968094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.968347][ T32] r4:857c3c80 ** 4 printk messages dropped ** [ 1342.968547][ T32] Exception stack(0xebbddfb0 to 0xebbddff8) ** 6 printk messages dropped ** [ 1342.969463][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.970420][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1342.970533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1342.971147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.971776][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1342.972392][ T32] INFO: task kworker/1:303:5517 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.973732][ T32] r4:857e8000 ** 4 printk messages dropped ** [ 1342.996745][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 ** 9 printk messages dropped ** [ 1342.997500][ T32] r5:00001000 r4:eb449000 ** 2 printk messages dropped ** [ 1342.998111][ T32] r5:8487738c r4:84877000 [ 1342.998133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.998781][ T32] r4:857c3d80 ** 5 printk messages dropped ** [ 1342.999098][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.000253][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.000667][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1343.001545][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.002254][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1343.002579][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1343.003488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.028935][ T32] r10:8291a684 r9:ebbe9d84 r8:00000002 r7:60000013 r6:ebbe9d8c r5:857f0c00 ** 6 printk messages dropped ** [ 1343.029381][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.029652][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.030125][ T32] r5:8487778c r4:84877400 [ 1343.030184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.030563][ T32] r4:857c3e80 ** 5 printk messages dropped ** [ 1343.030939][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.032378][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.032617][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 8 printk messages dropped ** [ 1343.032920][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1343.033116][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1343.033535][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.048674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.049156][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.049542][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.049981][ T32] r9:83018205 r8:857f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 1343.050170][ T32] r5:8574438c r4:85744000 ** 3 printk messages dropped ** [ 1343.050321][ T32] r10:61c88647 r9:857f2400 r8:857c3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.050604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.051489][ T32] r4:00000000 ** 27 printk messages dropped ** [ 1343.052582][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.052604][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1343.052670][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1343.052864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.053297][ T32] r4:8576b000 ** 3 printk messages dropped ** [ 1343.053504][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.068783][ T32] r9:83018205 r8:8576b000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1343.068953][ T32] r5:8574478c r4:85744400 [ 1343.068994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.069115][ T32] r10:61c88647 r9:8576b000 r8:858640ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.069398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.070066][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.070261][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1343.070449][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1343.070666][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.070891][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1343.071075][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1343.071292][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1343.071539][ T32] INFO: task kworker/0:887:5527 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.071893][ T32] r4:85769800 ** 4 printk messages dropped ** [ 1343.072099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 ** 11 printk messages dropped ** [ 1343.072537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.072641][ T32] r7:dddced80 r6:83018000 r5:8581f38c r4:85863500 ** 4 printk messages dropped ** [ 1343.072815][ T32] r10:00000000 r9:85863500 r8:80287e08 r7:ebbd1e60 r6:85863580 r5:85769800 ** 10 printk messages dropped ** [ 1343.073519][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.084174][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1343.084608][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1343.084783][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.085253][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 11 printk messages dropped ** [ 1343.085637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1343.086048][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.086476][ T32] r9:83018005 r8:8576c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 4 printk messages dropped ** [ 1343.086664][ T32] r5:8581ff8c r4:8581fc00 [ 1343.086684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.086729][ T32] r7:dddced80 r6:83018000 r5:8581ff8c r4:85863600 [ 1343.086749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.086793][ T32] r10:61c88647 r9:8576c800 r8:8586362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.086816][ T32] r4:85863600 [ 1343.086835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.086878][ T32] r10:00000000 r9:85863600 r8:80287e08 r7:ebbe1e60 r6:85863680 r5:8576c800 [ 1343.086900][ T32] r4:00000001 [ 1343.086918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.086970][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) [ 1343.087000][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.087069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.087099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.087136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.087161][ T32] r4:85860200 [ 1343.087617][ T32] INFO: task kworker/0:888:5528 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.087654][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.087754][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.087847][ T32] Call trace: [ 1343.087922][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.087983][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.088015][ T32] r4:00000000 [ 1343.088068][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.088136][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.088166][ T32] 1d20: ac508000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.088195][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.088248][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.088278][ T32] r5:80070013 r4:80239bb0 [ 1343.088316][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.088357][ T32] r4:82ac21e4 [ 1343.088377][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.088420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.088465][ T32] r4:e0581dc0 [ 1343.088488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.088530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.088552][ T32] r4:00000000 [ 1343.088571][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.088644][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.088669][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.088713][ T32] r5:00001000 r4:eecd1000 [ 1343.088754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.088797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.088838][ T32] r5:85d62f8c r4:85d62c00 [ 1343.088858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.088903][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.088941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.088990][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.089023][ T32] r4:8509f580 [ 1343.089072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.089138][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.089163][ T32] r4:00000001 [ 1343.089184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.089218][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.089253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.089310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.089339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.089368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.089391][ T32] r4:8509db40 [ 1343.089410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.089444][ T32] INFO: task kworker/1:307:5530 blocked for more than 469 seconds. [ 1343.089475][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.089498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.089519][ T32] task:kworker/1:307 state:D stack:0 pid:5530 tgid:5530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.089563][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.089615][ T32] Call trace: [ 1343.089690][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.089763][ T32] r10:8291a684 r9:ebbfdd84 r8:00000002 r7:60000113 r6:ebbfdd8c r5:8576d400 [ 1343.089789][ T32] r4:8576d400 ** 3 printk messages dropped ** [ 1343.089934][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.090216][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.090450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.090490][ T32] r5:85744b8c r4:85744800 ** 1 printk messages dropped ** [ 1343.090623][ T32] r7:ddde2d80 r6:83018200 r5:85744b8c r4:85864100 ** 5 printk messages dropped ** [ 1343.090847][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.091010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.091408][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.091518][ T32] Call trace: [ 1343.091548][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.091597][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.091638][ T32] r4:00000000 [ 1343.091660][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.091729][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.091759][ T32] 1d20: ac508000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.091796][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.091824][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.091857][ T32] r5:80070013 r4:80239bb0 [ 1343.091880][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.091919][ T32] r4:82ac21e4 [ 1343.091938][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.091980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.092002][ T32] r4:e0581dc0 [ 1343.092021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.092081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.092108][ T32] r4:00000000 [ 1343.092128][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.092202][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.092247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.092299][ T32] r5:00001000 r4:eecd1000 [ 1343.092390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.092433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.092497][ T32] r5:85d62f8c r4:85d62c00 [ 1343.092529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.092578][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.092599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.092645][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.092695][ T32] r4:8509f580 [ 1343.092718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.092763][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.092785][ T32] r4:00000001 [ 1343.092835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.092873][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.092900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.092927][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.092952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.092980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.093002][ T32] r4:8509db40 [ 1343.093031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.093066][ T32] INFO: task kworker/1:308:5532 blocked for more than 469 seconds. [ 1343.093093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.093116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.093136][ T32] task:kworker/1:308 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.093195][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.093235][ T32] Call trace: [ 1343.093265][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.093356][ T32] r10:8291a684 r9:ebc05d84 r8:00000002 r7:60000113 r6:ebc05d8c r5:8576ec00 [ 1343.093384][ T32] r4:8576ec00 [ 1343.093424][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1343.093568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 ** 9 printk messages dropped ** [ 1343.125938][ T32] r5:00001000 r4:eb5c1000 ** 2 printk messages dropped ** [ 1343.126208][ T32] r5:8574538c r4:85745000 [ 1343.126249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.126351][ T32] r7:ddde2d80 r6:83018200 r5:8574538c r4:85864180 ** 2 printk messages dropped ** [ 1343.126615][ T32] r4:85864180 ** 4 printk messages dropped ** [ 1343.126952][ T32] Exception stack(0xebc05fb0 to 0xebc05ff8) ** 6 printk messages dropped ** [ 1343.128191][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.129074][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1343.129644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1343.130289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.131012][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1343.131609][ T32] INFO: task kworker/1:309:5534 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.132503][ T32] r4:8576a400 ** 4 printk messages dropped ** [ 1343.132946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 ** 9 printk messages dropped ** [ 1343.162086][ T32] r5:00001000 r4:eb5a7000 [ 1343.162182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.162358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.162453][ T32] r5:85744f8c r4:85744c00 [ 1343.162504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.162604][ T32] r7:ddde2d80 r6:83018200 r5:85744f8c r4:85864200 [ 1343.162669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.162785][ T32] r10:61c88647 r9:8576a400 r8:8586422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.162846][ T32] r4:85864200 [ 1343.162902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.163005][ T32] r10:00000000 r9:85864200 r8:80287e08 r7:ebc05e60 r6:85863800 r5:8576a400 [ 1343.163057][ T32] r4:00000001 [ 1343.163102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.163185][ T32] Exception stack(0xebc0dfb0 to 0xebc0dff8) [ 1343.163253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.163329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.163404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.163470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.163533][ T32] r4:8586e180 [ 1343.169220][ T32] INFO: task kworker/1:309:5534 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.169385][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.169656][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.169797][ T32] Call trace: [ 1343.169876][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.169986][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.170042][ T32] r4:00000000 [ 1343.170113][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.170206][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.170304][ T32] 1d20: acf2a000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.170396][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.170494][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.170582][ T32] r5:80070013 r4:80239bb0 [ 1343.170640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.170733][ T32] r4:82ac21e4 [ 1343.170782][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.170877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.170949][ T32] r4:e0581dc0 [ 1343.170998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.171103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.171160][ T32] r4:00000000 [ 1343.171213][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.171334][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.171395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.171497][ T32] r5:00001000 r4:eecd1000 [ 1343.171568][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.171680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.171812][ T32] r5:85d62f8c r4:85d62c00 [ 1343.171872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.171971][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.172027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.172124][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.172200][ T32] r4:8509f580 [ 1343.172266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.172420][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.172477][ T32] r4:00000001 [ 1343.172527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.172607][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.172681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.172746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.173132][ T32] INFO: task kworker/1:310:5536 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.192547][ T32] r5:8576bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1343.192982][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.193831][ T32] r5:00001000 r4:eb715000 ** 2 printk messages dropped ** [ 1343.204679][ T32] r5:85745b8c r4:85745800 [ 1343.204734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.204984][ T32] r10:61c88647 r9:8576bc00 r8:858642ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.205635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.206908][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.207393][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1343.208131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1343.208736][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1343.209155][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1343.209580][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.210032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.210932][ T32] r10:8291a684 r9:ebc1dd84 r8:00000002 r7:60000113 r6:ebc1dd8c r5:84550000 ** 6 printk messages dropped ** [ 1343.211368][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.211670][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.211946][ T32] r5:00001000 r4:eb701000 [ 1343.212028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.212121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.212207][ T32] r5:8574578c r4:85745400 [ 1343.212298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.212427][ T32] r7:ddde2d80 r6:83018200 r5:8574578c r4:85864300 [ 1343.212506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.212704][ T32] r10:61c88647 r9:84550000 r8:8586432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.212795][ T32] r4:85864300 [ 1343.212849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.212956][ T32] r10:00000000 r9:85864300 r8:80287e08 r7:ebc15e60 r6:85863900 r5:84550000 [ 1343.213018][ T32] r4:00000001 [ 1343.213095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.213165][ T32] Exception stack(0xebc1dfb0 to 0xebc1dff8) [ 1343.213216][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.213267][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.213336][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.213399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.213447][ T32] r4:8586e2c0 [ 1343.236647][ T32] INFO: task kworker/1:311:5538 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.236825][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.237265][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.237414][ T32] Call trace: [ 1343.237494][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.237613][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.237669][ T32] r4:00000000 [ 1343.238053][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.238159][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.238340][ T32] 1d20: ad4d5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.238564][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.238691][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.238835][ T32] r5:80070013 r4:80239bb0 [ 1343.238897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.239059][ T32] r4:82ac21e4 [ 1343.239181][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.239545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.239861][ T32] r4:e0581dc0 [ 1343.239971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.240075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.240539][ T32] r4:00000000 [ 1343.240659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.240769][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.240894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.240999][ T32] r5:00001000 r4:eecd1000 [ 1343.241064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.241230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.241349][ T32] r5:85d62f8c r4:85d62c00 [ 1343.241576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.241689][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.241782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.241991][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.242055][ T32] r4:8509f580 [ 1343.242195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.242328][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.242422][ T32] r4:00000001 [ 1343.242481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.242573][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.242643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.242710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.242857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.242937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.242995][ T32] r4:8509db40 [ 1343.243044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.243106][ T32] INFO: task kworker/1:312:5540 blocked for more than 469 seconds. [ 1343.243270][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.243338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.243476][ T32] task:kworker/1:312 state:D stack:0 pid:5540 tgid:5540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.243602][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.243706][ T32] Call trace: [ 1343.278817][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.279110][ T32] r10:8291a684 r9:ebc21d84 r8:00000002 r7:60000113 r6:ebc21d8c r5:84550c00 [ 1343.279174][ T32] r4:84550c00 [ 1343.279226][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.279333][ T32] r5:84550c00 r4:8291a680 [ 1343.279384][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.279473][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.279570][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 [ 1343.279651][ T32] r4:00000000 [ 1343.279727][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.279825][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.279938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.280041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586e7c0 ** 6 printk messages dropped ** [ 1343.280719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.280818][ T32] r5:8574638c r4:85746000 ** 1 printk messages dropped ** [ 1343.280984][ T32] r7:ddde2d80 r6:83018200 r5:8574638c r4:85864380 ** 2 printk messages dropped ** [ 1343.281185][ T32] r4:85864380 ** 5 printk messages dropped ** [ 1343.281707][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.283045][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.283563][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1343.299511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 5 printk messages dropped ** [ 1343.300010][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 3 printk messages dropped ** [ 1343.300408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.300507][ T32] r5:85d62f8c r4:85d62c00 [ 1343.300562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.300671][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.300745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.300857][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.300914][ T32] r4:8509f580 [ 1343.300964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.301070][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.301129][ T32] r4:00000001 [ 1343.301178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.301264][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.301348][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.301420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.301485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.301561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.301618][ T32] r4:8509db40 [ 1343.301677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.301788][ T32] INFO: task kworker/1:313:5542 blocked for more than 469 seconds. [ 1343.301895][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.301958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.302011][ T32] task:kworker/1:313 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.302140][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.302270][ T32] Call trace: [ 1343.302379][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.302492][ T32] r10:8291a684 r9:ebc25d84 r8:00000002 r7:60000113 r6:ebc25d8c r5:84551800 [ 1343.302567][ T32] r4:84551800 [ 1343.302623][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.302719][ T32] r5:84551800 r4:8291a680 [ 1343.302799][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.302889][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.302990][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 [ 1343.303046][ T32] r4:00000000 [ 1343.303093][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.303174][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.303254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.303353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586e700 [ 1343.303411][ T32] r4:00000000 [ 1343.303481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.303588][ T32] r9:83018205 r8:84551800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 1343.319622][ T32] r5:85745f8c r4:85745c00 [ 1343.319674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1343.319838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.320431][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) ** 6 printk messages dropped ** [ 1343.321617][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.322445][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.322511][ T32] 1d20: adaa1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.322582][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.322648][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.322707][ T32] r5:80070013 r4:80239bb0 [ 1343.322757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.322844][ T32] r4:82ac21e4 [ 1343.322890][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.322985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.323036][ T32] r4:e0581dc0 [ 1343.323106][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.323200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.323315][ T32] r4:00000000 [ 1343.323373][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.323487][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.323545][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.323636][ T32] r5:00001000 r4:eecd1000 [ 1343.323711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.335935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.336101][ T32] r5:85d62f8c r4:85d62c00 [ 1343.336127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.336177][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.336220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.336335][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.336395][ T32] r4:8509f580 [ 1343.336419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.336470][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.336493][ T32] r4:00000001 [ 1343.336512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.336549][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.336594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.336628][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.336655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.336684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.336733][ T32] r4:8509db40 [ 1343.336761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.336791][ T32] INFO: task kworker/1:314:5545 blocked for more than 469 seconds. [ 1343.336824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.336848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.336870][ T32] task:kworker/1:314 state:D stack:0 pid:5545 tgid:5545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.337036][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.337088][ T32] Call trace: [ 1343.337125][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1343.337204][ T32] r4:84553c00 ** 4 printk messages dropped ** [ 1343.337406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 ** 5 printk messages dropped ** [ 1343.337762][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.338055][ T32] r5:8574678c r4:85746400 [ 1343.338078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.338125][ T32] r7:ddde2d80 r6:83018200 r5:8574678c r4:85864480 ** 1 printk messages dropped ** [ 1343.338192][ T32] r10:61c88647 r9:84553c00 r8:858644ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.338215][ T32] r4:85864480 [ 1343.338233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.338281][ T32] r10:00000000 r9:85864480 r8:80287e08 r7:ebc21e60 r6:85863a80 r5:84553c00 [ 1343.338304][ T32] r4:00000001 [ 1343.338350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.338389][ T32] Exception stack(0xebc31fb0 to 0xebc31ff8) [ 1343.338443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.338475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.338504][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.338559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.338585][ T32] r4:8586e780 [ 1343.339024][ T32] INFO: task kworker/1:314:5545 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.339059][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.339139][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.339209][ T32] Call trace: [ 1343.339269][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.339328][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.339351][ T32] r4:00000000 [ 1343.339370][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.339408][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.339531][ T32] 1d20: adb4f000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.339565][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.339593][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.339616][ T32] r5:80070013 r4:80239bb0 [ 1343.339636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.339675][ T32] r4:82ac21e4 [ 1343.339880][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.339927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.339985][ T32] r4:e0581dc0 [ 1343.340009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.340050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.340072][ T32] r4:00000000 [ 1343.340092][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.340135][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.340157][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.340198][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1343.340333][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1343.340550][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1343.340713][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.340928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.341347][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.341655][ T32] r5:84555400 r4:8291a680 ** 3 printk messages dropped ** [ 1343.341860][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.342195][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.342442][ T32] r5:85746b8c r4:85746800 [ 1343.342461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.342573][ T32] r7:ddde2d80 r6:83018200 r5:85746b8c r4:85864500 [ 1343.342620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.342789][ T32] r10:00000000 r9:85864500 r8:80287e08 r7:ebc31e60 r6:85863b00 r5:84555400 ** 9 printk messages dropped ** [ 1343.343440][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.343534][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.343585][ T32] Call trace: [ 1343.343622][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.343694][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.366404][ T32] r4:00000000 [ 1343.366508][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.366582][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.366631][ T32] 1d20: ae00b000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.366668][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.366741][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.366771][ T32] r5:80070013 r4:80239bb0 [ 1343.366838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.366910][ T32] r4:82ac21e4 [ 1343.366953][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.367026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.367070][ T32] r4:e0581dc0 [ 1343.367094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.367138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.367160][ T32] r4:00000000 [ 1343.367181][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.367227][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.367250][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.367330][ T32] r5:00001000 r4:eecd1000 [ 1343.367405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.367472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.367519][ T32] r5:85d62f8c r4:85d62c00 [ 1343.367628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.367680][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.367703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.367750][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.367797][ T32] r4:8509f580 [ 1343.367821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.367916][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.367964][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.368137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.368410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1343.368789][ T32] r4:84553000 ** 4 printk messages dropped ** [ 1343.368980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc41e08 ** 8 printk messages dropped ** [ 1343.369268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.369468][ T32] r5:85746f8c r4:85746c00 [ 1343.369499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.369641][ T32] r4:85864580 ** 4 printk messages dropped ** [ 1343.369811][ T32] Exception stack(0xebc41fb0 to 0xebc41ff8) ** 6 printk messages dropped ** [ 1343.370452][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.371011][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1343.371185][ T32] r4:e0581dc0 [ 1343.371219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.371279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.371332][ T32] r4:00000000 [ 1343.371450][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.371511][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.371542][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.371585][ T32] r5:00001000 r4:eecd1000 [ 1343.371617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.371706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.371751][ T32] r5:85d62f8c r4:85d62c00 [ 1343.371772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.371827][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.371859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.371907][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.371930][ T32] r4:8509f580 [ 1343.371960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.372009][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.372034][ T32] r4:00000001 [ 1343.372058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.372096][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.372146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.372178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.372205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.372234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.372261][ T32] r4:8509db40 [ 1343.372291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.372369][ T32] INFO: task kworker/1:317:5550 blocked for more than 469 seconds. [ 1343.372402][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.372426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.372450][ T32] task:kworker/1:317 state:D stack:0 pid:5550 tgid:5550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.372496][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.372540][ T32] Call trace: [ 1343.372572][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.372619][ T32] r10:8291a684 r9:ebbf9d84 r8:00000002 r7:60000113 r6:ebbf9d8c r5:857f1800 [ 1343.372642][ T32] r4:857f1800 [ 1343.372663][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.372731][ T32] r5:857f1800 r4:8291a680 [ 1343.372756][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.372795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.372859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 [ 1343.372885][ T32] r4:00000000 [ 1343.372904][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.372963][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.373008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.373048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586ed00 [ 1343.373071][ T32] r4:00000000 [ 1343.373092][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.373135][ T32] r9:83018205 r8:857f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1343.373157][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.373198][ T32] r5:00001000 r4:eb811000 [ 1343.373218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.373256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.373305][ T32] r5:8574738c r4:85747000 [ 1343.373325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.373371][ T32] r7:ddde2d80 r6:83018200 r5:8574738c r4:85864600 ** 2 printk messages dropped ** [ 1343.373495][ T32] r4:85864600 ** 4 printk messages dropped ** [ 1343.373633][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) ** 6 printk messages dropped ** [ 1343.390354][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.390891][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1343.391348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1343.391696][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1343.391877][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.392030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.392479][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.392847][ T32] r5:857f3c00 r4:8291a680 ** 2 printk messages dropped ** [ 1343.392949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc35e08 ** 5 printk messages dropped ** [ 1343.393120][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.393372][ T32] r5:8574778c r4:85747400 [ 1343.393392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.393504][ T32] r10:61c88647 r9:857f3c00 r8:8586472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.408925][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.409636][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.410084][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1343.410295][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1343.410604][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.410884][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1343.411170][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1343.411255][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.411285][ T32] r4:00000001 [ 1343.411305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.411377][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.411408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.411437][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.411464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.411494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.411516][ T32] r4:8509db40 [ 1343.411538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.411579][ T32] INFO: task kworker/1:319:5553 blocked for more than 469 seconds. [ 1343.411614][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.411727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.411770][ T32] task:kworker/1:319 state:D stack:0 pid:5553 tgid:5553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.411847][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.411922][ T32] Call trace: [ 1343.411957][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.412004][ T32] r10:8291a684 r9:ebc01d84 r8:00000002 r7:60000113 r6:ebc01d8c r5:857f4800 [ 1343.412028][ T32] r4:857f4800 [ 1343.412048][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.412089][ T32] r5:857f4800 r4:8291a680 [ 1343.412109][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.412148][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.412189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 [ 1343.412210][ T32] r4:00000000 [ 1343.412229][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.412284][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.412394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.412518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85848140 [ 1343.412550][ T32] r4:00000000 [ 1343.412572][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.412640][ T32] r9:83018205 r8:857f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1343.412712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.412757][ T32] r5:00001000 r4:eb99b000 [ 1343.412800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.412843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.412968][ T32] r5:85747f8c r4:85747c00 [ 1343.412993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.413039][ T32] r7:ddde2d80 r6:83018200 r5:85747f8c r4:85864800 [ 1343.413060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.413107][ T32] r10:61c88647 r9:857f4800 r8:8586482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.413129][ T32] r4:85864800 [ 1343.413147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.413191][ T32] r10:00000000 r9:85864800 r8:80287e08 r7:ebc35e60 r6:85864880 r5:857f4800 [ 1343.413214][ T32] r4:00000001 [ 1343.413233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.413286][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) [ 1343.413316][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.413344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.413393][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.413425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.413448][ T32] r4:8586ec80 [ 1343.429814][ T32] INFO: task kworker/1:319:5553 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.429938][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.430191][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.430292][ T32] Call trace: [ 1343.430373][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.430437][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.430468][ T32] r4:00000000 [ 1343.430491][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.430533][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.430563][ T32] 1d20: ae778000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.430591][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.430616][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.430642][ T32] r5:80070013 r4:80239bb0 [ 1343.430664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.430706][ T32] r4:82ac21e4 [ 1343.430786][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.430833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.430904][ T32] r4:e0581dc0 [ 1343.430928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.431110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.431231][ T32] r4:00000000 [ 1343.431255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.431336][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.431364][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.431409][ T32] r5:00001000 r4:eecd1000 [ 1343.431430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.431469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.431512][ T32] r5:85d62f8c r4:85d62c00 [ 1343.431535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.431582][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.431647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.431760][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.431786][ T32] r4:8509f580 [ 1343.431807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.431854][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.431877][ T32] r4:00000001 [ 1343.432156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.432196][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.432224][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.432332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.432381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.432411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.432507][ T32] r4:8509db40 [ 1343.432539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.432569][ T32] INFO: task kworker/1:320:5556 blocked for more than 469 seconds. [ 1343.432627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.432682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.432708][ T32] task:kworker/1:320 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.432776][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.432842][ T32] Call trace: [ 1343.432873][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.432921][ T32] r10:8291a684 r9:ebc45d84 r8:00000002 r7:60000013 r6:ebc45d8c r5:857f5400 [ 1343.432947][ T32] r4:857f5400 [ 1343.433040][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.433163][ T32] r5:857f5400 r4:8291a680 [ 1343.433188][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.433229][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.433270][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1343.433366][ T32] r4:00000000 [ 1343.433391][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.433428][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.433489][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.433542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85848040 [ 1343.433577][ T32] r4:00000000 [ 1343.433597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.433641][ T32] r9:83018205 r8:857f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1343.433663][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.448294][ T32] r5:00001000 r4:eb919000 [ 1343.448493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.448570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.448618][ T32] r5:85747b8c r4:85747800 [ 1343.448735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.448816][ T32] r7:ddde2d80 r6:83018200 r5:85747b8c r4:85864900 [ 1343.448843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.448892][ T32] r10:61c88647 r9:857f5400 r8:8586492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.448915][ T32] r4:85864900 [ 1343.448936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.448983][ T32] r10:00000000 r9:85864900 r8:80287e08 r7:ebc01e60 r6:85864980 r5:857f5400 [ 1343.449049][ T32] r4:00000001 [ 1343.449073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.449118][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1343.449150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.449179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.449206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.449262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.449293][ T32] r4:85848280 [ 1343.449755][ T32] INFO: task kworker/1:320:5556 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.449795][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.449967][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.450015][ T32] Call trace: [ 1343.450049][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.450131][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.450160][ T32] r4:00000000 [ 1343.450246][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.450370][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.450403][ T32] 1d20: ae987000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.450494][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.450524][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.450616][ T32] r5:80070013 r4:80239bb0 [ 1343.450732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.450779][ T32] r4:82ac21e4 [ 1343.450800][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.450842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.450865][ T32] r4:e0581dc0 [ 1343.450885][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.450928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.451058][ T32] r4:00000000 [ 1343.451089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.451149][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.451297][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.451346][ T32] r5:00001000 r4:eecd1000 [ 1343.451415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.451462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.451508][ T32] r5:85d62f8c r4:85d62c00 [ 1343.451528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.451634][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.451661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.451753][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.451780][ T32] r4:8509f580 [ 1343.451803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.451852][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.451875][ T32] r4:00000001 [ 1343.451894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.451972][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.452003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.452034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.452061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.452185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.452524][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.452780][ T32] r5:857f6000 r4:8291a680 ** 3 printk messages dropped ** [ 1343.452990][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.453412][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.453599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.453706][ T32] r5:8574c38c r4:8574c000 ** 1 printk messages dropped ** [ 1343.453858][ T32] r7:ddde2d80 r6:83018200 r5:8574c38c r4:85864a00 ** 1 printk messages dropped ** [ 1343.474385][ T32] r10:61c88647 r9:857f6000 r8:85864a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1343.474557][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.474777][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.475334][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1343.475629][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.475769][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 3 printk messages dropped ** [ 1343.475959][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.476126][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1343.476298][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.476446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1343.476646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.476758][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.476781][ T32] r4:8509f580 [ 1343.476805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.476852][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.476874][ T32] r4:00000001 [ 1343.476893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.476927][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.476956][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.476983][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.477055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.477115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.477211][ T32] r4:8509db40 [ 1343.477266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.477305][ T32] INFO: task kworker/1:322:5560 blocked for more than 469 seconds. [ 1343.477340][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.477367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.477484][ T32] task:kworker/1:322 state:D stack:0 pid:5560 tgid:5560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.477573][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.477681][ T32] Call trace: [ 1343.477736][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.477788][ T32] r10:8291a684 r9:ebc55d84 r8:00000002 r7:60000013 r6:ebc55d8c r5:857f3000 [ 1343.477851][ T32] r4:857f3000 [ 1343.477900][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.477961][ T32] r5:857f3000 r4:8291a680 [ 1343.477983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.478049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.478094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc55e08 [ 1343.478118][ T32] r4:00000000 [ 1343.478150][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.478188][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.478225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.478266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85848400 [ 1343.478296][ T32] r4:00000000 [ 1343.478317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.478361][ T32] r9:83018205 r8:857f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1343.478396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.478440][ T32] r5:00001000 r4:eb9b3000 [ 1343.478460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.478498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.478541][ T32] r5:8574c78c r4:8574c400 [ 1343.478561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.478605][ T32] r7:ddde2d80 r6:83018200 r5:8574c78c r4:85864b00 [ 1343.478639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.478688][ T32] r10:61c88647 r9:857f3000 r8:85864b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.478710][ T32] r4:85864b00 [ 1343.478729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.478774][ T32] r10:00000000 r9:85864b00 r8:80287e08 r7:ebc49e60 r6:85864b80 r5:857f3000 [ 1343.478819][ T32] r4:00000001 [ 1343.478876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.478914][ T32] Exception stack(0xebc55fb0 to 0xebc55ff8) [ 1343.478940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.478991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.479071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.479104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.479127][ T32] r4:85848300 [ 1343.479393][ T32] INFO: task kworker/1:322:5560 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.479448][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.479509][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.479601][ T32] Call trace: [ 1343.479730][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.479792][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.479826][ T32] r4:00000000 [ 1343.479853][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.479897][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.479927][ T32] 1d20: aec6c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.479957][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.479983][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.480006][ T32] r5:80070013 r4:80239bb0 [ 1343.480049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.480102][ T32] r4:82ac21e4 [ 1343.480145][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.480190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.480212][ T32] r4:e0581dc0 [ 1343.480258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.480330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.480373][ T32] r4:00000000 [ 1343.480398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.480444][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.480489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.480535][ T32] r5:00001000 r4:eecd1000 [ 1343.480556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.480618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.480663][ T32] r5:85d62f8c r4:85d62c00 [ 1343.480683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.480728][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.480771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.480821][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.480862][ T32] r4:8509f580 [ 1343.480887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.480935][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.480981][ T32] r4:00000001 [ 1343.481006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.481043][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.481070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.481144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.481174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.481204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.481226][ T32] r4:8509db40 [ 1343.481248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.481271][ T32] INFO: task kworker/1:323:5562 blocked for more than 469 seconds. [ 1343.481308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.481331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.481351][ T32] task:kworker/1:323 state:D stack:0 pid:5562 tgid:5562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.481394][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.481434][ T32] Call trace: [ 1343.481464][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.481509][ T32] r10:8291a684 r9:ebc4dd84 r8:00000002 r7:60000013 r6:ebc4dd8c r5:857f0000 [ 1343.481532][ T32] r4:857f0000 [ 1343.481552][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.481594][ T32] r5:857f0000 r4:8291a680 [ 1343.481613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.481651][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.481737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 [ 1343.481857][ T32] r4:00000000 [ 1343.481881][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.481916][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.481974][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.482018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85848680 [ 1343.482045][ T32] r4:00000000 [ 1343.482067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.482110][ T32] r9:83018205 r8:857f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1343.482132][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.482172][ T32] r5:00001000 r4:eb9c3000 [ 1343.482239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.482325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.482372][ T32] r5:8574cb8c r4:8574c800 [ 1343.482392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.482438][ T32] r7:ddde2d80 r6:83018200 r5:8574cb8c r4:85864c00 [ 1343.482481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.482531][ T32] r10:61c88647 r9:857f0000 r8:85864c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.482555][ T32] r4:85864c00 [ 1343.482574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.482617][ T32] r10:00000000 r9:85864c00 r8:80287e08 r7:ebc55e60 r6:85864c80 r5:857f0000 [ 1343.482651][ T32] r4:00000001 [ 1343.482674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.482711][ T32] Exception stack(0xebc4dfb0 to 0xebc4dff8) [ 1343.482738][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.482790][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.482821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.482850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.482874][ T32] r4:85848440 [ 1343.483148][ T32] INFO: task kworker/1:323:5562 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.483185][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.483283][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.483353][ T32] Call trace: [ 1343.483410][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.483463][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.483487][ T32] r4:00000000 [ 1343.483506][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.483543][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.483571][ T32] 1d20: aec6c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.483659][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.504292][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.504438][ T32] r5:80070013 r4:80239bb0 [ 1343.504490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.504589][ T32] r4:82ac21e4 [ 1343.504614][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.504659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.504683][ T32] r4:e0581dc0 [ 1343.504704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.504759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.504785][ T32] r4:00000000 [ 1343.504806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.504852][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.504874][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.504949][ T32] r5:00001000 r4:eecd1000 [ 1343.505019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.505110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.505257][ T32] r5:85d62f8c r4:85d62c00 [ 1343.505288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.505338][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.505359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.505406][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.505468][ T32] r4:8509f580 [ 1343.505493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.505543][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.505567][ T32] r4:00000001 [ 1343.505587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.505623][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.505653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.505682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.505710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.505739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.505763][ T32] r4:8509db40 [ 1343.505786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.505816][ T32] INFO: task kworker/1:324:5564 blocked for more than 469 seconds. [ 1343.505850][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.505888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.505915][ T32] task:kworker/1:324 state:D stack:0 pid:5564 tgid:5564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.505976][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.506021][ T32] Call trace: [ 1343.506053][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.506126][ T32] r10:8291a684 r9:ebc5dd84 r8:00000002 r7:60000113 r6:ebc5dd8c r5:857f8c00 [ 1343.506151][ T32] r4:857f8c00 [ 1343.506171][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.506213][ T32] r5:857f8c00 r4:8291a680 [ 1343.506233][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.506271][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.506322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 [ 1343.506345][ T32] r4:00000000 [ 1343.506364][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.506398][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.506432][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.506473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85848dc0 [ 1343.506497][ T32] r4:00000000 [ 1343.506517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.506561][ T32] r9:83018205 r8:857f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1343.506598][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.506670][ T32] r5:00001000 r4:eba1b000 [ 1343.506694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.506734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.506775][ T32] r5:8574d38c r4:8574d000 [ 1343.506795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.506840][ T32] r7:ddde2d80 r6:83018200 r5:8574d38c r4:85864d00 [ 1343.506873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.506923][ T32] r10:61c88647 r9:857f8c00 r8:85864d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.506946][ T32] r4:85864d00 [ 1343.506966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.507010][ T32] r10:00000000 r9:85864d00 r8:80287e08 r7:ebc4de60 r6:85864d80 r5:857f8c00 [ 1343.507032][ T32] r4:00000001 [ 1343.507068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.507106][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1343.507133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.507161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.507187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.507226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.507252][ T32] r4:858485c0 [ 1343.507688][ T32] INFO: task kworker/1:324:5564 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.507725][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.507812][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.507933][ T32] Call trace: [ 1343.508038][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.508097][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.508123][ T32] r4:00000000 [ 1343.508143][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.508182][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.508215][ T32] 1d20: aef5c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.508246][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.508279][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.508345][ T32] r5:80070013 r4:80239bb0 [ 1343.508378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.508435][ T32] r4:82ac21e4 [ 1343.508554][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.508671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.508698][ T32] r4:e0581dc0 [ 1343.508720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.508762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.508785][ T32] r4:00000000 [ 1343.508805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.508849][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.508870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.508912][ T32] r5:00001000 r4:eecd1000 [ 1343.508931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.508971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.509013][ T32] r5:85d62f8c r4:85d62c00 [ 1343.509032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.509077][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.509098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.509144][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.509178][ T32] r4:8509f580 [ 1343.509201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.509249][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.509287][ T32] r4:00000001 [ 1343.509312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.509358][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.509416][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.509459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.509486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.509514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.509551][ T32] r4:8509db40 [ 1343.509590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.509620][ T32] INFO: task kworker/1:325:5566 blocked for more than 469 seconds. [ 1343.509659][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.509685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.509708][ T32] task:kworker/1:325 state:D stack:0 pid:5566 tgid:5566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.509771][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.509831][ T32] Call trace: [ 1343.509866][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.509913][ T32] r10:8291a684 r9:ebc61d84 r8:00000002 r7:60000013 r6:ebc61d8c r5:857fa400 [ 1343.509936][ T32] r4:857fa400 [ 1343.509955][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.509998][ T32] r5:857fa400 r4:8291a680 [ 1343.510017][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.510054][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.510094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc61e08 [ 1343.510116][ T32] r4:00000000 [ 1343.510136][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.510169][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.510204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.510285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858488c0 [ 1343.510314][ T32] r4:00000000 [ 1343.510335][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.510404][ T32] r9:83018205 r8:857fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1343.510432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.510477][ T32] r5:00001000 r4:eb9d3000 [ 1343.510499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.510567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.510619][ T32] r5:8574cf8c r4:8574cc00 [ 1343.510686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.510743][ T32] r7:ddde2d80 r6:83018200 r5:8574cf8c r4:85864e00 [ 1343.510766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.510833][ T32] r10:61c88647 r9:857fa400 r8:85864e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.510860][ T32] r4:85864e00 [ 1343.510880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.510927][ T32] r10:00000000 r9:85864e00 r8:80287e08 r7:ebc5de60 r6:85864e80 r5:857fa400 [ 1343.510949][ T32] r4:00000001 [ 1343.510980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.511018][ T32] Exception stack(0xebc61fb0 to 0xebc61ff8) [ 1343.511047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.511076][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.511102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.511147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.511174][ T32] r4:85848940 [ 1343.511449][ T32] INFO: task kworker/1:325:5566 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.511487][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.511546][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.511590][ T32] Call trace: [ 1343.511621][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.511671][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.511695][ T32] r4:00000000 [ 1343.511714][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.511753][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.511804][ T32] 1d20: aef5c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.511847][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.511884][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.511931][ T32] r5:80070013 r4:80239bb0 [ 1343.511956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.512112][ T32] r4:82ac21e4 [ 1343.512137][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1343.512214][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1343.512482][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1343.512888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1343.513093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.513385][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.513614][ T32] r5:84552400 r4:8291a680 ** 4 printk messages dropped ** [ 1343.546923][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1343.547273][ T32] r5:00001000 r4:eb9f3000 ** 2 printk messages dropped ** [ 1343.547406][ T32] r5:8581f78c r4:8581f400 [ 1343.547434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.547610][ T32] r10:61c88647 r9:84552400 r8:85864f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.548059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.548795][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.549228][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1343.549516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1343.549885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.550212][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1343.550480][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.550505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.550525][ T32] task:kworker/0:889 state:D stack:0 pid:5569 tgid:5569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.550569][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.550610][ T32] Call trace: [ 1343.550805][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.550857][ T32] r10:8291a684 r9:ebc69d84 r8:00000002 r7:60000113 r6:ebc69d8c r5:84554800 [ 1343.550881][ T32] r4:84554800 [ 1343.550902][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.550943][ T32] r5:84554800 r4:8291a680 [ 1343.550962][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.551006][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.551073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 [ 1343.551101][ T32] r4:00000000 [ 1343.551121][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.551156][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.551191][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.551232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cc3c0 [ 1343.551254][ T32] r4:00000000 [ 1343.551293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.551342][ T32] r9:83018005 r8:84554800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1343.551411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.551456][ T32] r5:00001000 r4:eb9fb000 [ 1343.551476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.551584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.551634][ T32] r5:8581fb8c r4:8581f800 [ 1343.551656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.551714][ T32] r7:dddced80 r6:83018000 r5:8581fb8c r4:85863c80 [ 1343.551740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.551810][ T32] r10:61c88647 r9:84554800 r8:85863cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.551931][ T32] r4:85863c80 [ 1343.551954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.552001][ T32] r10:00000000 r9:85863c80 r8:80287e08 r7:ebbf5e60 r6:85863d00 r5:84554800 [ 1343.552024][ T32] r4:00000001 [ 1343.552043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.552077][ T32] Exception stack(0xebc69fb0 to 0xebc69ff8) [ 1343.552103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.552130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.552156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.552184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.552208][ T32] r4:857cc1c0 [ 1343.552499][ T32] INFO: task kworker/0:889:5569 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.552537][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.552591][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.552634][ T32] Call trace: [ 1343.552664][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.552712][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.552735][ T32] r4:00000000 [ 1343.552770][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.552813][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.552841][ T32] 1d20: af502000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.552870][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.552917][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.552947][ T32] r5:80070013 r4:80239bb0 [ 1343.552968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.553008][ T32] r4:82ac21e4 [ 1343.553028][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.553092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.553119][ T32] r4:e0581dc0 [ 1343.553140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.553180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.553241][ T32] r4:00000000 [ 1343.553266][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.553349][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.553386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.553547][ T32] r5:00001000 r4:eecd1000 [ 1343.553593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.553637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.553697][ T32] r5:85d62f8c r4:85d62c00 [ 1343.567871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.568016][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.568045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.568096][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.568142][ T32] r4:8509f580 [ 1343.568168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.568218][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1343.568342][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1343.568663][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1343.568966][ T32] r10:8291a684 r9:ebc65d84 r8:00000002 r7:60000113 r6:ebc65d8c r5:84556c00 ** 7 printk messages dropped ** [ 1343.569194][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1343.569356][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.569414][ T32] r9:83018005 r8:84556c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.569440][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.569483][ T32] r5:00001000 r4:e014d000 [ 1343.569504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.569545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.569587][ T32] r5:85828b8c r4:85828800 [ 1343.569606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.569651][ T32] r7:dddced80 r6:83018000 r5:85828b8c r4:85863d80 [ 1343.569672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.569720][ T32] r10:61c88647 r9:84556c00 r8:85863dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.569743][ T32] r4:85863d80 [ 1343.569762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.569806][ T32] r10:00000000 r9:85863d80 r8:80287e08 r7:ebbf5e60 r6:85863e00 r5:84556c00 [ 1343.569830][ T32] r4:00000001 [ 1343.569848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.569883][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) [ 1343.569909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.570006][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.570037][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.570066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.570090][ T32] r4:857cc440 [ 1343.570536][ T32] INFO: task kworker/0:890:5573 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.570646][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.570733][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.570804][ T32] Call trace: [ 1343.570886][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.570938][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.570963][ T32] r4:00000000 [ 1343.571081][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.571126][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.571155][ T32] 1d20: af6b9000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.571183][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.571208][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.571231][ T32] r5:80070013 r4:80239bb0 [ 1343.571274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.571326][ T32] r4:82ac21e4 [ 1343.571347][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.571389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.571412][ T32] r4:e0581dc0 [ 1343.571433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.571473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.571495][ T32] r4:00000000 [ 1343.571515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.571559][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.571581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.571622][ T32] r5:00001000 r4:eecd1000 [ 1343.571641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.571679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.571745][ T32] r5:85d62f8c r4:85d62c00 [ 1343.571769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.571817][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.571837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.571882][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.571904][ T32] r4:8509f580 [ 1343.571923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.571967][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.572035][ T32] r4:00000001 [ 1343.572074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.572114][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.572142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.572183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.572238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.572272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.572411][ T32] r4:8509db40 [ 1343.572436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.572509][ T32] INFO: task kworker/1:327:5574 blocked for more than 470 seconds. [ 1343.572620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.572653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.572675][ T32] task:kworker/1:327 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.572794][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.572837][ T32] Call trace: [ 1343.572868][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.572962][ T32] r10:8291a684 r9:ebc6dd84 r8:00000002 r7:60000013 r6:ebc6dd8c r5:84556000 [ 1343.573051][ T32] r4:84556000 [ 1343.573075][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.573120][ T32] r5:84556000 r4:8291a680 [ 1343.573144][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.573183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.573248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc6de08 [ 1343.573275][ T32] r4:00000000 [ 1343.573302][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.573339][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.573372][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.573412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584e240 [ 1343.573433][ T32] r4:00000000 [ 1343.573454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.573499][ T32] r9:83018205 r8:84556000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1343.573521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.573562][ T32] r5:00001000 r4:eaed1000 [ 1343.573581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.573619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.573665][ T32] r5:8574db8c r4:8574d800 [ 1343.573709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.590173][ T32] r7:ddde2d80 r6:83018200 r5:8574db8c r4:85864f80 [ 1343.590219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.590296][ T32] r10:61c88647 r9:84556000 r8:85864fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.590322][ T32] r4:85864f80 [ 1343.590344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.590391][ T32] r10:00000000 r9:85864f80 r8:80287e08 r7:ebc5de60 r6:85863e80 r5:84556000 [ 1343.590414][ T32] r4:00000001 [ 1343.590433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.590470][ T32] Exception stack(0xebc6dfb0 to 0xebc6dff8) [ 1343.590499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.590527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.590556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.590585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.590608][ T32] r4:85848bc0 [ 1343.591040][ T32] INFO: task kworker/1:327:5574 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.591078][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.591145][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.591197][ T32] Call trace: [ 1343.591240][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.591301][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.591328][ T32] r4:00000000 [ 1343.591373][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.591422][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.591475][ T32] 1d20: af95b000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.591532][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.591564][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.591589][ T32] r5:80070013 r4:80239bb0 [ 1343.591611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.591653][ T32] r4:82ac21e4 [ 1343.591695][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.591764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.591791][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1343.591865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1343.592145][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1343.592275][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1343.592505][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1343.592688][ T32] INFO: task kworker/0:891:5575 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.592952][ T32] r4:8576e000 ** 3 printk messages dropped ** [ 1343.593098][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.593341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.604092][ T32] r5:8582838c r4:85828000 [ 1343.604177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.604252][ T32] r7:dddced80 r6:83018000 r5:8582838c r4:85863f00 [ 1343.604275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.604496][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.604640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.605356][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1343.605623][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1343.605801][ T32] r4:e0581dc0 ** 3 printk messages dropped ** [ 1343.605931][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1343.606330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.606527][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.606657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.606683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.606711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.606734][ T32] r4:8509db40 [ 1343.606755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.606783][ T32] INFO: task kworker/0:892:5578 blocked for more than 470 seconds. [ 1343.606816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.606841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.606861][ T32] task:kworker/0:892 state:D stack:0 pid:5578 tgid:5578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.606929][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.606975][ T32] Call trace: [ 1343.607005][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.607052][ T32] r10:8291a684 r9:ebc71d84 r8:00000002 r7:60000113 r6:ebc71d8c r5:85768c00 [ 1343.607102][ T32] r4:85768c00 [ 1343.607127][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.607171][ T32] r5:85768c00 r4:8291a680 [ 1343.607192][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.607231][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.607272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc71e08 [ 1343.607301][ T32] r4:00000000 [ 1343.607375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.607428][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.607466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.607508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cc880 [ 1343.607530][ T32] r4:00000000 [ 1343.607550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.607593][ T32] r9:83018005 r8:85768c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1343.607615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.607703][ T32] r5:00001000 r4:eba35000 [ 1343.607727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.607791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.607836][ T32] r5:8582878c r4:85828400 [ 1343.607974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.608078][ T32] r7:dddced80 r6:83018000 r5:8582878c r4:857cf000 [ 1343.608110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.608160][ T32] r10:61c88647 r9:85768c00 r8:857cf02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.608182][ T32] r4:857cf000 [ 1343.608201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.608246][ T32] r10:00000000 r9:857cf000 r8:80287e08 r7:ebc65e60 r6:857cf080 r5:85768c00 [ 1343.608268][ T32] r4:00000001 [ 1343.608292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.608353][ T32] Exception stack(0xebc71fb0 to 0xebc71ff8) [ 1343.608383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.608411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.608465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.608545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.608572][ T32] r4:857cc9c0 [ 1343.608822][ T32] INFO: task kworker/0:892:5578 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.608856][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.608910][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.609027][ T32] Call trace: [ 1343.609132][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.609209][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.609237][ T32] r4:00000000 [ 1343.609257][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.609302][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.609331][ T32] 1d20: afbb2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.609360][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.609385][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.609408][ T32] r5:80070013 r4:80239bb0 [ 1343.609427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1343.609842][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.610138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1343.610414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1343.610862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.611343][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.611742][ T32] r5:857f9800 r4:8291a680 ** 4 printk messages dropped ** [ 1343.612018][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1343.612357][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.612509][ T32] r5:8574df8c r4:8574dc00 ** 2 printk messages dropped ** [ 1343.612708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.613063][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.624612][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.624931][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1343.625059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1343.625366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1343.625691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1343.625868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.626051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1343.626286][ T32] r4:857f8000 ** 4 printk messages dropped ** [ 1343.626453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaade08 ** 5 printk messages dropped ** [ 1343.626623][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.626706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.626848][ T32] r5:85828f8c r4:85828c00 ** 1 printk messages dropped ** [ 1343.626915][ T32] r7:dddced80 r6:83018000 r5:85828f8c r4:857cf100 ** 4 printk messages dropped ** [ 1343.627073][ T32] r10:00000000 r9:857cf100 r8:80287e08 r7:ebc65e60 r6:8584f100 r5:857f8000 ** 7 printk messages dropped ** [ 1343.627287][ T32] r4:857ccd40 ** 2 printk messages dropped ** [ 1343.627865][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.628086][ T32] r4:00000000 [ 1343.628122][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.628166][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.628211][ T32] 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.628259][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.628350][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.628387][ T32] r5:80070013 r4:80239bb0 [ 1343.628409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.628452][ T32] r4:82ac21e4 [ 1343.628473][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.628515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.628538][ T32] r4:e0581dc0 [ 1343.628558][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.628600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.628646][ T32] r4:00000000 [ 1343.628718][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.628767][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.628789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.628833][ T32] r5:00001000 r4:eecd1000 [ 1343.628853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.628893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.628934][ T32] r5:85d62f8c r4:85d62c00 [ 1343.628970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.629021][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.629044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.629102][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.629139][ T32] r4:8509f580 [ 1343.629169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.629216][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.629238][ T32] r4:00000001 [ 1343.629260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.629294][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.629338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.629370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.629396][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.629438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.629463][ T32] r4:8509db40 [ 1343.629484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.629508][ T32] INFO: task kworker/0:894:5586 blocked for more than 470 seconds. [ 1343.629536][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.629559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.629581][ T32] task:kworker/0:894 state:D stack:0 pid:5586 tgid:5586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.629646][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.629724][ T32] Call trace: [ 1343.629756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.629804][ T32] r10:8291a684 r9:ebabdd84 r8:00000002 r7:60000113 r6:ebabdd8c r5:857fc800 [ 1343.629872][ T32] r4:857fc800 [ 1343.629904][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.629949][ T32] r5:857fc800 r4:8291a680 [ 1343.629970][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.630008][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.630049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 [ 1343.630119][ T32] r4:00000000 [ 1343.630142][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.630177][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.630215][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.630330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ccc00 [ 1343.630363][ T32] r4:00000000 [ 1343.630386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.630431][ T32] r9:83018005 r8:857fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.630453][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.630534][ T32] r5:00001000 r4:eafb9000 [ 1343.630561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.630605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.630648][ T32] r5:8582938c r4:85829000 [ 1343.630668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.630713][ T32] r7:dddced80 r6:83018000 r5:8582938c r4:857cf180 [ 1343.630733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.630778][ T32] r10:61c88647 r9:857fc800 r8:857cf1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.630802][ T32] r4:857cf180 [ 1343.630822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.630866][ T32] r10:00000000 r9:857cf180 r8:80287e08 r7:ebaade60 r6:8584f180 r5:857fc800 [ 1343.630889][ T32] r4:00000001 [ 1343.630908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.630943][ T32] Exception stack(0xebabdfb0 to 0xebabdff8) [ 1343.630983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.631015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.631043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.631072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.631094][ T32] r4:857ccd40 [ 1343.631486][ T32] INFO: task kworker/0:894:5586 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.631523][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.631582][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.631628][ T32] Call trace: [ 1343.631731][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.631783][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.631808][ T32] r4:00000000 [ 1343.631827][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.631865][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.631892][ T32] 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.631943][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.631972][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.631998][ T32] r5:80070013 r4:80239bb0 [ 1343.632041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.632086][ T32] r4:82ac21e4 [ 1343.632134][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.632180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.632203][ T32] r4:e0581dc0 [ 1343.632223][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.632287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.632354][ T32] r4:00000000 [ 1343.632378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.632452][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.632479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.632570][ T32] r5:00001000 r4:eecd1000 [ 1343.632596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.632638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.632681][ T32] r5:85d62f8c r4:85d62c00 [ 1343.632723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.632778][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.632800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.632847][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.632893][ T32] r4:8509f580 [ 1343.632917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.632964][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.633010][ T32] r4:00000001 [ 1343.633065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.633105][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.633134][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.633162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.633193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.633223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.633247][ T32] r4:8509db40 [ 1343.633267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.633305][ T32] INFO: task kworker/0:895:5588 blocked for more than 470 seconds. [ 1343.633365][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.633393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.633415][ T32] task:kworker/0:895 state:D stack:0 pid:5588 tgid:5588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.633462][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.633529][ T32] Call trace: ** 1 printk messages dropped ** [ 1343.633614][ T32] r10:8291a684 r9:ebaddd84 r8:00000002 r7:60000113 r6:ebaddd8c r5:857fb000 ** 7 printk messages dropped ** [ 1343.636457][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1343.636900][ T32] r5:00001000 r4:eb66d000 ** 2 printk messages dropped ** [ 1343.637096][ T32] r5:8582a78c r4:8582a400 ** 1 printk messages dropped ** [ 1343.637166][ T32] r7:dddced80 r6:83018000 r5:8582a78c r4:857cf200 ** 4 printk messages dropped ** [ 1343.637430][ T32] r10:00000000 r9:857cf200 r8:80287e08 r7:ebabde60 r6:8584f200 r5:857fb000 ** 9 printk messages dropped ** [ 1343.638174][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.638661][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1343.638836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1343.639099][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1343.639324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.639426][ T32] r4:8509f580 [ 1343.639446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.639492][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.639516][ T32] r4:00000001 [ 1343.639536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.639618][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.639673][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.639806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.639866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.639897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.639921][ T32] r4:8509db40 [ 1343.639941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.639969][ T32] INFO: task kworker/0:896:5589 blocked for more than 470 seconds. [ 1343.640039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.640072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.640095][ T32] task:kworker/0:896 state:D stack:0 pid:5589 tgid:5589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.640139][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.640251][ T32] Call trace: [ 1343.640335][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.640406][ T32] r10:8291a684 r9:ebb5dd84 r8:00000002 r7:60000113 r6:ebb5dd8c r5:857fd400 [ 1343.640434][ T32] r4:857fd400 [ 1343.640455][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.640499][ T32] r5:857fd400 r4:8291a680 [ 1343.640520][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.640558][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.640601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 [ 1343.640624][ T32] r4:00000000 [ 1343.640643][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.640690][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.640729][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.640770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cce00 [ 1343.640793][ T32] r4:00000000 [ 1343.640812][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.640854][ T32] r9:83018005 r8:857fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1343.640925][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.640976][ T32] r5:00001000 r4:eb05d000 [ 1343.641038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.641119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.641210][ T32] r5:8582978c r4:85829400 [ 1343.641253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.641335][ T32] r7:dddced80 r6:83018000 r5:8582978c r4:857cf280 [ 1343.641358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.641405][ T32] r10:61c88647 r9:857fd400 r8:857cf2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.641448][ T32] r4:857cf280 [ 1343.641471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.641517][ T32] r10:00000000 r9:857cf280 r8:80287e08 r7:ebadde60 r6:8584f280 r5:857fd400 [ 1343.641539][ T32] r4:00000001 [ 1343.641560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.641595][ T32] Exception stack(0xebb5dfb0 to 0xebb5dff8) [ 1343.641622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.641650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.641678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.641707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.641729][ T32] r4:857ccd40 [ 1343.642067][ T32] INFO: task kworker/0:896:5589 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.642107][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.642165][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.642212][ T32] Call trace: [ 1343.642242][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.642402][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.642433][ T32] r4:00000000 [ 1343.642453][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.642494][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.642521][ T32] 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.642575][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.642604][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.642654][ T32] r5:80070013 r4:80239bb0 [ 1343.642725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.642818][ T32] r4:82ac21e4 [ 1343.642844][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.642888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.642911][ T32] r4:e0581dc0 [ 1343.643001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.643069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.643097][ T32] r4:00000000 [ 1343.643119][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.643166][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.643212][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.643326][ T32] r5:00001000 r4:eecd1000 [ 1343.643353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.643395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.643437][ T32] r5:85d62f8c r4:85d62c00 [ 1343.643457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.643502][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.643549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.643606][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.643633][ T32] r4:8509f580 [ 1343.643728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.644394][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.644433][ T32] r4:00000001 [ 1343.644455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.644507][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.644535][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.644564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.644590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.644634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.644661][ T32] r4:8509db40 [ 1343.644686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.644715][ T32] INFO: task kworker/1:329:5590 blocked for more than 470 seconds. [ 1343.644745][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.644770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.644818][ T32] task:kworker/1:329 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.644904][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.645085][ T32] Call trace: [ 1343.645132][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.645186][ T32] r10:8291a684 r9:ebb79d84 r8:00000002 r7:60000013 r6:ebb79d8c r5:857fe000 [ 1343.645225][ T32] r4:857fe000 [ 1343.645273][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.645327][ T32] r5:857fe000 r4:8291a680 [ 1343.645364][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.645409][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.645477][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 [ 1343.645504][ T32] r4:00000000 [ 1343.645524][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.645572][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.645641][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.645688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584ecc0 [ 1343.645710][ T32] r4:00000000 [ 1343.645730][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1343.645803][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.645985][ T32] r5:8574e38c r4:8574e000 [ 1343.646006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.646181][ T32] r10:61c88647 r9:857fe000 r8:8584f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1343.646604][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.647417][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.647922][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1343.648367][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1343.648957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.649373][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1343.649692][ T32] r4:8509db40 ** 1 printk messages dropped ** [ 1343.649755][ T32] INFO: task kworker/0:897:5591 blocked for more than 470 seconds. [ 1343.649786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.649810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.649830][ T32] task:kworker/0:897 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.649925][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.650012][ T32] Call trace: [ 1343.650185][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.650245][ T32] r10:8291a684 r9:ebc85d84 r8:00000002 r7:60000113 r6:ebc85d8c r5:857f6c00 [ 1343.650302][ T32] r4:857f6c00 [ 1343.650336][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.650410][ T32] r5:857f6c00 r4:8291a680 [ 1343.650434][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.650496][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.650565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1343.650594][ T32] r4:00000000 [ 1343.650615][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.650695][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.650734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.650774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585af80 [ 1343.650812][ T32] r4:00000000 [ 1343.650836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.650880][ T32] r9:83018005 r8:857f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1343.650902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.650967][ T32] r5:00001000 r4:eb1e3000 [ 1343.650991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.651031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.651076][ T32] r5:85829b8c r4:85829800 [ 1343.651095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.651139][ T32] r7:dddced80 r6:83018000 r5:85829b8c r4:857cf300 [ 1343.651160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.651218][ T32] r10:61c88647 r9:857f6c00 r8:857cf32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.651251][ T32] r4:857cf300 [ 1343.651275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.651327][ T32] r10:00000000 r9:857cf300 r8:80287e08 r7:ebadde60 r6:8584f400 r5:857f6c00 [ 1343.651372][ T32] r4:00000001 [ 1343.651405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.651443][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1343.651471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.651509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.651540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.651570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.651593][ T32] r4:857ccdc0 [ 1343.651827][ T32] INFO: task kworker/0:897:5591 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.651860][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.651915][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.651991][ T32] Call trace: [ 1343.652025][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.652098][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.652133][ T32] r4:00000000 [ 1343.652184][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.652229][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.652258][ T32] 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.652286][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.652348][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.652376][ T32] r5:80070013 r4:80239bb0 [ 1343.652398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.652438][ T32] r4:82ac21e4 [ 1343.652476][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.652521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.652544][ T32] r4:e0581dc0 [ 1343.652612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.652656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 1 printk messages dropped ** [ 1343.652698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1343.653033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.653261][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1343.653443][ T32] INFO: task kworker/0:898:5594 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.654412][ T32] r4:85800000 ** 3 printk messages dropped ** [ 1343.654569][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.654804][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.654917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.655068][ T32] r5:85829f8c r4:85829c00 ** 2 printk messages dropped ** [ 1343.655185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.655378][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.655703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.656363][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1343.656713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1343.656922][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.657137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.657495][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1343.657855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1343.658231][ T32] r10:8291a684 r9:ebc95d84 r8:00000002 r7:60000113 r6:ebc95d8c r5:85801800 ** 5 printk messages dropped ** [ 1343.658451][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 ** 7 printk messages dropped ** [ 1343.658742][ T32] r9:83018005 r8:85801800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 ** 4 printk messages dropped ** [ 1343.658906][ T32] r5:8582a38c r4:8582a000 [ 1343.658926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.658995][ T32] r7:dddced80 r6:83018000 r5:8582a38c r4:857cf400 [ 1343.659022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.659070][ T32] r10:61c88647 r9:85801800 r8:857cf42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.659103][ T32] r4:857cf400 [ 1343.659126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.659195][ T32] r10:00000000 r9:857cf400 r8:80287e08 r7:ebadde60 r6:8584f500 r5:85801800 [ 1343.659223][ T32] r4:00000001 [ 1343.659244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.659281][ T32] Exception stack(0xebc95fb0 to 0xebc95ff8) [ 1343.659325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.659359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.659387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.659417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.659440][ T32] r4:85848f00 [ 1343.659678][ T32] INFO: task kworker/0:899:5595 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.659718][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.659825][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.659873][ T32] Call trace: [ 1343.659915][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.659987][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.660015][ T32] r4:00000000 [ 1343.660035][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.660119][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.660164][ T32] 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.660220][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.660250][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.660275][ T32] r5:80070013 r4:80239bb0 [ 1343.660297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.660373][ T32] r4:82ac21e4 [ 1343.660395][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.660437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.660489][ T32] r4:e0581dc0 [ 1343.660514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.660556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.660579][ T32] r4:00000000 [ 1343.660600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.660644][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.660691][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.660739][ T32] r5:00001000 r4:eecd1000 [ 1343.660759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.660798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.660840][ T32] r5:85d62f8c r4:85d62c00 [ 1343.660870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.660965][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.660991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.661045][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.661070][ T32] r4:8509f580 [ 1343.661091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.661136][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.661158][ T32] r4:00000001 [ 1343.661191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.661230][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.661258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.661363][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.661395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.661496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.661524][ T32] r4:8509db40 [ 1343.661544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.661571][ T32] INFO: task kworker/1:330:5599 blocked for more than 470 seconds. [ 1343.661621][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.661651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.661674][ T32] task:kworker/1:330 state:D stack:0 pid:5599 tgid:5599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.661763][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.661809][ T32] Call trace: [ 1343.661838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.661888][ T32] r10:8291a684 r9:ebc99d84 r8:00000002 r7:60000113 r6:ebc99d8c r5:84839800 [ 1343.661911][ T32] r4:84839800 [ 1343.661931][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1343.662035][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.662268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584edc0 ** 4 printk messages dropped ** [ 1343.662476][ T32] r5:00001000 r4:eb5eb000 ** 2 printk messages dropped ** [ 1343.662609][ T32] r5:8574e78c r4:8574e400 [ 1343.662629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.662745][ T32] r10:61c88647 r9:84839800 r8:8584f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.663024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.663538][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.664283][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1343.664439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1343.664773][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 7 printk messages dropped ** [ 1343.665169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.665649][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1343.665936][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1343.666203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1343.666918][ T32] r5:84838c00 r4:8291a680 ** 4 printk messages dropped ** [ 1343.667215][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1343.667529][ T32] r5:00001000 r4:eb691000 ** 2 printk messages dropped ** [ 1343.667652][ T32] r5:8574f38c r4:8574f000 [ 1343.667700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.667749][ T32] r7:ddde2d80 r6:83018200 r5:8574f38c r4:8584f600 [ 1343.667773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.667820][ T32] r10:61c88647 r9:84838c00 r8:8584f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.667844][ T32] r4:8584f600 [ 1343.667863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.667930][ T32] r10:00000000 r9:8584f600 r8:80287e08 r7:ebc99e60 r6:857cf500 r5:84838c00 [ 1343.668006][ T32] r4:00000001 [ 1343.668029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.668087][ T32] Exception stack(0xebca1fb0 to 0xebca1ff8) [ 1343.668117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.668146][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.668172][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.668201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.668223][ T32] r4:8584ee00 [ 1343.668600][ T32] INFO: task kworker/1:331:5601 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.668638][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.668719][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.668763][ T32] Call trace: [ 1343.668806][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.668861][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.668885][ T32] r4:00000000 [ 1343.668931][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.669001][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.669033][ T32] 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.669062][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.669087][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.669137][ T32] r5:80070013 r4:80239bb0 [ 1343.669160][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.669200][ T32] r4:82ac21e4 [ 1343.669244][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.669302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.669337][ T32] r4:e0581dc0 [ 1343.669371][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.669416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.669439][ T32] r4:00000000 [ 1343.669463][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.669508][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.669530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.669594][ T32] r5:00001000 r4:eecd1000 [ 1343.669618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.669657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.669722][ T32] r5:85d62f8c r4:85d62c00 [ 1343.669769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.669833][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.669860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.669908][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.669960][ T32] r4:8509f580 [ 1343.670006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.670078][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.670105][ T32] r4:00000001 [ 1343.670148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.670186][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.670213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.670242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.670273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.670304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.670375][ T32] r4:8509db40 [ 1343.670399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.670424][ T32] INFO: task kworker/1:332:5603 blocked for more than 470 seconds. [ 1343.670451][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.670474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.670496][ T32] task:kworker/1:332 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.670540][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.670614][ T32] Call trace: [ 1343.670645][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.670696][ T32] r10:8291a684 r9:ebca5d84 r8:00000002 r7:60000013 r6:ebca5d8c r5:8483a400 [ 1343.670719][ T32] r4:8483a400 [ 1343.670740][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.670801][ T32] r5:8483a400 r4:8291a680 [ 1343.670825][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.670865][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.670907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 [ 1343.670954][ T32] r4:00000000 [ 1343.670978][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.671016][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.671051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.671093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584ef00 [ 1343.671231][ T32] r4:00000000 [ 1343.671254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.671298][ T32] r9:83018205 r8:8483a400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1343.671348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.671395][ T32] r5:00001000 r4:eb60b000 [ 1343.671430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.671494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.671541][ T32] r5:8574eb8c r4:8574e800 [ 1343.671572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.671645][ T32] r7:ddde2d80 r6:83018200 r5:8574eb8c r4:8584f680 [ 1343.671669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.671716][ T32] r10:61c88647 r9:8483a400 r8:8584f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.671738][ T32] r4:8584f680 [ 1343.671757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.671824][ T32] r10:00000000 r9:8584f680 r8:80287e08 r7:ebca1e60 r6:857cf580 r5:8483a400 [ 1343.671851][ T32] r4:00000001 [ 1343.671883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.671921][ T32] Exception stack(0xebca5fb0 to 0xebca5ff8) [ 1343.671949][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.671996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.672036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.672068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.672090][ T32] r4:8584e3c0 [ 1343.672317][ T32] INFO: task kworker/1:332:5603 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.672361][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.672809][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1343.673103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.673152][ T32] r4:e0581dc0 [ 1343.673176][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.673241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.673268][ T32] r4:00000000 [ 1343.673315][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.673367][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.673416][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.673462][ T32] r5:00001000 r4:eecd1000 [ 1343.673483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.673545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.673591][ T32] r5:85d62f8c r4:85d62c00 [ 1343.673611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.673658][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.673680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.674373][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.674414][ T32] r4:8509f580 [ 1343.674438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.674499][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.674537][ T32] r4:00000001 [ 1343.674562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.674601][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.674630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.674659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.674685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.674713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.674736][ T32] r4:8509db40 [ 1343.674770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.674802][ T32] INFO: task kworker/0:900:5605 blocked for more than 470 seconds. [ 1343.674847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.674880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.674927][ T32] task:kworker/0:900 state:D stack:0 pid:5605 tgid:5605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.675012][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.675073][ T32] Call trace: [ 1343.675106][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.675159][ T32] r10:8291a684 r9:ebc91d84 r8:00000002 r7:60000113 r6:ebc91d8c r5:8483b000 [ 1343.675182][ T32] r4:8483b000 [ 1343.675203][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.675248][ T32] r5:8483b000 r4:8291a680 [ 1343.675268][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.675307][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.675406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc91e08 [ 1343.675433][ T32] r4:00000000 [ 1343.675454][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.675558][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.675601][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.675642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584e840 [ 1343.675664][ T32] r4:00000000 [ 1343.675683][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.675751][ T32] r9:83018005 r8:8483b000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1343.675778][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.675831][ T32] r5:00001000 r4:eb643000 [ 1343.675869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.675936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.675982][ T32] r5:8574ef8c r4:8574ec00 [ 1343.676003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.676048][ T32] r7:dddced80 r6:83018000 r5:8574ef8c r4:857cf600 [ 1343.676103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.676154][ T32] r10:61c88647 r9:8483b000 r8:857cf62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.676179][ T32] r4:857cf600 [ 1343.676198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.676244][ T32] r10:00000000 r9:857cf600 r8:80287e08 r7:ebadde60 r6:857cf680 r5:8483b000 [ 1343.676352][ T32] r4:00000001 [ 1343.676382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.676419][ T32] Exception stack(0xebc91fb0 to 0xebc91ff8) [ 1343.676464][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.676498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.676527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.676556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.676590][ T32] r4:85852080 [ 1343.676944][ T32] INFO: task kworker/0:900:5605 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.676980][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.677061][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.677124][ T32] Call trace: [ 1343.677183][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1343.677435][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1343.677623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 4 printk messages dropped ** [ 1343.677784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1343.678145][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1343.678358][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.678503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.678821][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.679180][ T32] r5:8483bc00 r4:8291a680 ** 4 printk messages dropped ** [ 1343.679388][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1343.679610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.679755][ T32] r5:84bbe78c r4:84bbe400 ** 1 printk messages dropped ** [ 1343.679839][ T32] r7:dddced80 r6:83018000 r5:84bbe78c r4:857cf700 ** 4 printk messages dropped ** [ 1343.680016][ T32] r10:00000000 r9:857cf700 r8:80287e08 r7:ebadde60 r6:857cf780 r5:8483bc00 ** 7 printk messages dropped ** [ 1343.680372][ T32] r4:85852180 ** 4 printk messages dropped ** [ 1343.680834][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1343.681208][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1343.681416][ T32] r4:e0581dc0 ** 3 printk messages dropped ** [ 1343.681535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1343.681911][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1343.682161][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.682331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.682635][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.682701][ T32] Call trace: [ 1343.682736][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.682785][ T32] r10:8291a684 r9:ebc9dd84 r8:00000002 r7:60000113 r6:ebc9dd8c r5:8483c800 [ 1343.682808][ T32] r4:8483c800 [ 1343.682828][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.682874][ T32] r5:8483c800 r4:8291a680 [ 1343.682893][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.682932][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.682973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 [ 1343.683019][ T32] r4:00000000 [ 1343.683069][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.683107][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.683156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.683224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858709c0 [ 1343.683274][ T32] r4:00000000 [ 1343.683297][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.683351][ T32] r9:83018205 r8:8483c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1343.683372][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.683414][ T32] r5:00001000 r4:eadab000 [ 1343.683457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.683502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.683545][ T32] r5:84bc4b8c r4:84bc4800 [ 1343.683565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.683610][ T32] r7:ddde2d80 r6:83018200 r5:84bc4b8c r4:8584f700 [ 1343.683631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.683707][ T32] r10:61c88647 r9:8483c800 r8:8584f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.684335][ T32] r4:8584f700 [ 1343.684374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.684434][ T32] r10:00000000 r9:8584f700 r8:80287e08 r7:ebca1e60 r6:857cf800 r5:8483c800 [ 1343.684458][ T32] r4:00000001 [ 1343.684478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.684528][ T32] Exception stack(0xebc9dfb0 to 0xebc9dff8) [ 1343.684561][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.684590][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.684617][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.684669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.684695][ T32] r4:8584e3c0 [ 1343.685033][ T32] INFO: task kworker/1:333:5609 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.685068][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.685204][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.685301][ T32] Call trace: [ 1343.685343][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.685410][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.685462][ T32] r4:00000000 [ 1343.685491][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.685533][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.685561][ T32] 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.685589][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.685629][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.685680][ T32] r5:80070013 r4:80239bb0 [ 1343.685739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.685806][ T32] r4:82ac21e4 [ 1343.685853][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.685929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.685980][ T32] r4:e0581dc0 [ 1343.686004][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.686047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.686071][ T32] r4:00000000 [ 1343.686111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.686157][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.686180][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.686221][ T32] r5:00001000 r4:eecd1000 [ 1343.686241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.686298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.686350][ T32] r5:85d62f8c r4:85d62c00 [ 1343.686398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.686449][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.686471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.686588][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.686621][ T32] r4:8509f580 [ 1343.686640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.686693][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.686720][ T32] r4:00000001 [ 1343.686742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.686834][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.686887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.686927][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.686955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.687052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.687080][ T32] r4:8509db40 [ 1343.687102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.687129][ T32] INFO: task kworker/0:902:5610 blocked for more than 470 seconds. [ 1343.687181][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.687209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.687230][ T32] task:kworker/0:902 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.687276][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.687339][ T32] Call trace: [ 1343.687376][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.687440][ T32] r10:8291a684 r9:ebcadd84 r8:00000002 r7:60000113 r6:ebcadd8c r5:8483d400 [ 1343.687474][ T32] r4:8483d400 [ 1343.687539][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.687591][ T32] r5:8483d400 r4:8291a680 [ 1343.687612][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.687652][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.687706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 [ 1343.687734][ T32] r4:00000000 [ 1343.687777][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.687815][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.687850][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.687889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85852680 [ 1343.687911][ T32] r4:00000000 [ 1343.687957][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.688004][ T32] r9:83018005 r8:8483d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1343.688026][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.688069][ T32] r5:00001000 r4:eb6c9000 [ 1343.688090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.688128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.688169][ T32] r5:8582ab8c r4:8582a800 [ 1343.688236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.688285][ T32] r7:dddced80 r6:83018000 r5:8582ab8c r4:857cf880 [ 1343.688378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.688434][ T32] r10:61c88647 r9:8483d400 r8:857cf8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.688461][ T32] r4:857cf880 [ 1343.688507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.688556][ T32] r10:00000000 r9:857cf880 r8:80287e08 r7:ebc7de60 r6:857cf900 r5:8483d400 [ 1343.688578][ T32] r4:00000001 [ 1343.688598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.688632][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1343.688660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.688688][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.688758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.688790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.688813][ T32] r4:85852340 [ 1343.689040][ T32] INFO: task kworker/0:902:5610 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.689105][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.689214][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.689294][ T32] Call trace: [ 1343.689355][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.689425][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.689453][ T32] r4:00000000 [ 1343.689473][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.689512][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.689540][ T32] 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.689568][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.689594][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.689665][ T32] r5:80070013 r4:80239bb0 [ 1343.689699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.689746][ T32] r4:82ac21e4 [ 1343.689767][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.689809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.689831][ T32] r4:e0581dc0 [ 1343.689851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.689914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.689941][ T32] r4:00000000 [ 1343.689978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.690026][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.690047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.690089][ T32] r5:00001000 r4:eecd1000 [ 1343.690108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.690150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.690192][ T32] r5:85d62f8c r4:85d62c00 [ 1343.690212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.690257][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.690278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.690330][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.690375][ T32] r4:8509f580 [ 1343.690439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.690491][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.690515][ T32] r4:00000001 [ 1343.690535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.690582][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.690669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.690702][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.690728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.690887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.690940][ T32] r4:8509db40 [ 1343.690969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.690995][ T32] INFO: task kworker/1:334:5612 blocked for more than 470 seconds. [ 1343.691023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.691047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.691069][ T32] task:kworker/1:334 state:D stack:0 pid:5612 tgid:5612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.691131][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.691197][ T32] Call trace: [ 1343.691230][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.691280][ T32] r10:8291a684 r9:ebcb1d84 r8:00000002 r7:60000013 r6:ebcb1d8c r5:8483e000 [ 1343.691305][ T32] r4:8483e000 [ 1343.691330][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.691375][ T32] r5:8483e000 r4:8291a680 [ 1343.691395][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.691433][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.691474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 [ 1343.691509][ T32] r4:00000000 [ 1343.691533][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.691570][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.691604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.691654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85870000 [ 1343.691680][ T32] r4:00000000 [ 1343.691700][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.691745][ T32] r9:83018205 r8:8483e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1343.691791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.691914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.691955][ T32] r5:8574f78c r4:8574f400 ** 2 printk messages dropped ** [ 1343.692063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.692170][ T32] r4:8584f780 ** 2 printk messages dropped ** [ 1343.692288][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.692424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.692510][ T32] r4:8584e200 ** 2 printk messages dropped ** [ 1343.692821][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.693000][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1343.693139][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 1 printk messages dropped ** [ 1343.693196][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.693221][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.693245][ T32] r5:80070013 r4:80239bb0 [ 1343.693267][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.693305][ T32] r4:82ac21e4 [ 1343.693354][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.693400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.693448][ T32] r4:e0581dc0 [ 1343.693472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.693513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.693536][ T32] r4:00000000 [ 1343.693598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.693644][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.693668][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.694291][ T32] r5:00001000 r4:eecd1000 [ 1343.694332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.694387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.694429][ T32] r5:85d62f8c r4:85d62c00 [ 1343.694449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.694494][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.694515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.694562][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.694585][ T32] r4:8509f580 [ 1343.694604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.694652][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.694664][ T32] r4:00000001 [ 1343.694675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.694700][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.694718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.694751][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.694777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.694805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.694827][ T32] r4:8509db40 [ 1343.695475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.696569][ T32] INFO: task kworker/1:335:5614 blocked for more than 470 seconds. [ 1343.697419][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.698118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.698920][ T32] task:kworker/1:335 state:D stack:0 pid:5614 tgid:5614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.700359][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.702820][ T32] Call trace: [ 1343.704441][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.704538][ T32] r10:8291a684 r9:ebcb5d84 r8:00000002 r7:60000113 r6:ebcb5d8c r5:8483ec00 [ 1343.704566][ T32] r4:8483ec00 [ 1343.704588][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.704637][ T32] r5:8483ec00 r4:8291a680 [ 1343.704709][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.704773][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.704850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 [ 1343.704878][ T32] r4:00000000 [ 1343.704900][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.704939][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.704981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.705027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858702c0 [ 1343.705063][ T32] r4:00000000 [ 1343.705088][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.705140][ T32] r9:83018205 r8:8483ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1343.705165][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.705214][ T32] r5:00001000 r4:eb6eb000 [ 1343.705252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.705301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.705354][ T32] r5:8574fb8c r4:8574f800 [ 1343.705398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.705458][ T32] r7:ddde2d80 r6:83018200 r5:8574fb8c r4:8584f800 [ 1343.705482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.705535][ T32] r10:61c88647 r9:8483ec00 r8:8584f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1343.705832][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.706736][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.706936][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1343.707165][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.707322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1343.707695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.707977][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1343.708132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1343.708489][ T32] r10:8291a684 r9:ebca9d84 r8:00000002 r7:60000113 r6:ebca9d8c r5:84838000 ** 7 printk messages dropped ** [ 1343.708816][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1343.709212][ T32] r5:00001000 r4:eb873000 ** 2 printk messages dropped ** [ 1343.709321][ T32] r5:8582af8c r4:8582ac00 ** 1 printk messages dropped ** [ 1343.709438][ T32] r7:dddced80 r6:83018000 r5:8582af8c r4:857cfa80 ** 2 printk messages dropped ** [ 1343.709532][ T32] r4:857cfa80 ** 5 printk messages dropped ** [ 1343.709695][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.710159][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.710737][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1343.710947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.711382][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1343.711678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1343.711987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1343.712247][ T32] r10:8291a684 r9:ebcbdd84 r8:00000002 r7:60000013 r6:ebcbdd8c r5:84a40000 ** 5 printk messages dropped ** [ 1343.712474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcbde08 [ 1343.712497][ T32] r4:00000000 [ 1343.712543][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.712584][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.712621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.712686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858703c0 [ 1343.712713][ T32] r4:00000000 [ 1343.712734][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.712778][ T32] r9:83018205 r8:84a40000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1343.712799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.712840][ T32] r5:00001000 r4:eb83b000 [ 1343.712859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.712899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.712953][ T32] r5:8574ff8c r4:8574fc00 [ 1343.712977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.713024][ T32] r7:ddde2d80 r6:83018200 r5:8574ff8c r4:8584f880 [ 1343.713061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.713111][ T32] r10:61c88647 r9:84a40000 r8:8584f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.713133][ T32] r4:8584f880 [ 1343.713153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.713243][ T32] r10:00000000 r9:8584f880 r8:80287e08 r7:ebc9de60 r6:857cfb80 r5:84a40000 [ 1343.713269][ T32] r4:00000001 [ 1343.713289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.713331][ T32] Exception stack(0xebcbdfb0 to 0xebcbdff8) [ 1343.713361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.713389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.713462][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.713505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.713556][ T32] r4:85870500 [ 1343.728126][ T32] INFO: task kworker/1:336:5618 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.728242][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.728838][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1343.728968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.729011][ T32] r4:82ac21e4 [ 1343.729031][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.729072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.729097][ T32] r4:e0581dc0 [ 1343.729119][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.729161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.729286][ T32] r4:00000000 [ 1343.729313][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.729393][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.729419][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.729465][ T32] r5:00001000 r4:eecd1000 [ 1343.729509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.729560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.729632][ T32] r5:85d62f8c r4:85d62c00 [ 1343.729679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.729762][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.729790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.729930][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.729958][ T32] r4:8509f580 [ 1343.729980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1343.730157][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 13 printk messages dropped ** [ 1343.730908][ T32] r10:8291a684 r9:ebcc1d84 r8:00000002 r7:60000013 r6:ebcc1d8c r5:84a40c00 ** 17 printk messages dropped ** [ 1343.731604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.731788][ T32] r7:ddde2d80 r6:83018200 r5:84bc438c r4:8584f900 ** 8 printk messages dropped ** [ 1343.732371][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.733265][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 17 printk messages dropped ** [ 1343.746725][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1343.747562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.747589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.747619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.747733][ T32] r4:8509db40 [ 1343.747760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.747791][ T32] INFO: task kworker/1:338:5622 blocked for more than 470 seconds. [ 1343.747839][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.747937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.748012][ T32] task:kworker/1:338 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.748124][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.748173][ T32] Call trace: [ 1343.748205][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.748260][ T32] r10:8291a684 r9:ebcb9d84 r8:00000002 r7:60000013 r6:ebcb9d8c r5:84a41800 [ 1343.748285][ T32] r4:84a41800 [ 1343.748337][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.748386][ T32] r5:84a41800 r4:8291a680 [ 1343.748407][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.748470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.748533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 [ 1343.748564][ T32] r4:00000000 [ 1343.748585][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.748687][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.748726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.748768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85870740 [ 1343.748814][ T32] r4:00000000 [ 1343.748838][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.748888][ T32] r9:83018205 r8:84a41800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1343.748938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.748985][ T32] r5:00001000 r4:eb88d000 [ 1343.749006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.749048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.749138][ T32] r5:84bc478c r4:84bc4400 [ 1343.749164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.749256][ T32] r7:ddde2d80 r6:83018200 r5:84bc478c r4:8584f980 [ 1343.749282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.749382][ T32] r10:61c88647 r9:84a41800 r8:8584f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.749420][ T32] r4:8584f980 [ 1343.749442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.749488][ T32] r10:00000000 r9:8584f980 r8:80287e08 r7:ebc9de60 r6:857cfc80 r5:84a41800 [ 1343.749511][ T32] r4:00000001 [ 1343.749531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.749565][ T32] Exception stack(0xebcb9fb0 to 0xebcb9ff8) [ 1343.749591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.749620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.749667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.750530][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.750921][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1343.751194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1343.751456][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1343.751645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.751906][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1343.752279][ T32] INFO: task kworker/0:904:5623 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.752589][ T32] r4:84a42400 ** 4 printk messages dropped ** [ 1343.752782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc9e08 ** 8 printk messages dropped ** [ 1343.753091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.753297][ T32] r5:8582b78c r4:8582b400 ** 3 printk messages dropped ** [ 1343.753481][ T32] r10:61c88647 r9:84a42400 r8:857cfd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1343.762716][ T32] r4:85852ac0 ** 2 printk messages dropped ** [ 1343.763328][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.766868][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1343.767144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.767516][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1343.767789][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.767812][ T32] r4:00000001 [ 1343.767831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.767903][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.767935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.767966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.767998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.768029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.768052][ T32] r4:8509db40 [ 1343.768075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.768114][ T32] INFO: task kworker/1:339:5629 blocked for more than 470 seconds. [ 1343.768173][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.768202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.768225][ T32] task:kworker/1:339 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.768280][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.768364][ T32] Call trace: [ 1343.768402][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.768456][ T32] r10:8291a684 r9:ebbc9d84 r8:00000002 r7:60000013 r6:ebbc9d8c r5:84a43c00 [ 1343.768490][ T32] r4:84a43c00 [ 1343.768514][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.768562][ T32] r5:84a43c00 r4:8291a680 [ 1343.768594][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.768638][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.768680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc9e08 [ 1343.768703][ T32] r4:00000000 [ 1343.768722][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.768756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.768792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.768833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85870ac0 [ 1343.768857][ T32] r4:00000000 [ 1343.768876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.768920][ T32] r9:83018205 r8:84a43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.768942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.768983][ T32] r5:00001000 r4:eaeb1000 [ 1343.769007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.769050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.769094][ T32] r5:84bc4f8c r4:84bc4c00 [ 1343.769125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.769188][ T32] r7:ddde2d80 r6:83018200 r5:84bc4f8c r4:8584fa00 [ 1343.769212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.769261][ T32] r10:61c88647 r9:84a43c00 r8:8584fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.769306][ T32] r4:8584fa00 [ 1343.769382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.769448][ T32] r10:00000000 r9:8584fa00 r8:80287e08 r7:ebc9de60 r6:857cfe00 r5:84a43c00 [ 1343.769475][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.769656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.770388][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.770581][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1343.770851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1343.771221][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1343.771451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.771857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.772281][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.772579][ T32] r5:84a45400 r4:8291a680 ** 4 printk messages dropped ** [ 1343.772753][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1343.773129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.773171][ T32] r5:8582bb8c r4:8582b800 ** 3 printk messages dropped ** [ 1343.773339][ T32] r10:61c88647 r9:84a45400 r8:857cfeac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.788089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.788975][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.789243][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1343.789514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1343.789838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.790207][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1343.790398][ T32] INFO: task kworker/1:340:5632 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.790752][ T32] r4:84a43000 ** 4 printk messages dropped ** [ 1343.790923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd1e08 ** 8 printk messages dropped ** [ 1343.791214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.791363][ T32] r5:84bc5b8c r4:84bc5800 ** 3 printk messages dropped ** [ 1343.791499][ T32] r10:61c88647 r9:84a43000 r8:8584faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.791716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.792265][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.792350][ T32] Call trace: [ 1343.792380][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.792432][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.792471][ T32] r4:00000000 [ 1343.792516][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.792561][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.792590][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.792642][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.792671][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.792696][ T32] r5:80070013 r4:80239bb0 [ 1343.792716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.792756][ T32] r4:82ac21e4 [ 1343.792776][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.792838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.792864][ T32] r4:e0581dc0 [ 1343.792885][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.792928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.792953][ T32] r4:00000000 [ 1343.792973][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.793017][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.793038][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.793079][ T32] r5:00001000 r4:eecd1000 [ 1343.793100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.793139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.793185][ T32] r5:85d62f8c r4:85d62c00 [ 1343.793207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.793252][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.793273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.793345][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.793373][ T32] r4:8509f580 [ 1343.793393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.793483][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.793512][ T32] r4:00000001 [ 1343.793543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.793605][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.793651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.793711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.793788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.800734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.800774][ T32] r4:8509db40 [ 1343.800823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.800861][ T32] INFO: task kworker/1:341:5634 blocked for more than 470 seconds. [ 1343.800898][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.800953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.800981][ T32] task:kworker/1:341 state:D stack:0 pid:5634 tgid:5634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.801037][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.801091][ T32] Call trace: [ 1343.801123][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.801178][ T32] r10:8291a684 r9:ebcd9d84 r8:00000002 r7:60000113 r6:ebcd9d8c r5:84a44800 [ 1343.801200][ T32] r4:84a44800 [ 1343.801221][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.801266][ T32] r5:84a44800 r4:8291a680 [ 1343.801286][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.801333][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.801376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 [ 1343.801398][ T32] r4:00000000 [ 1343.801446][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.801520][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.801567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.801611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85870b80 [ 1343.801653][ T32] r4:00000000 [ 1343.801679][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.801730][ T32] r9:83018205 r8:84a44800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1343.801753][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.801796][ T32] r5:00001000 r4:eb173000 [ 1343.801816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.801855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.801896][ T32] r5:84bc538c r4:84bc5000 [ 1343.801916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.801963][ T32] r7:ddde2d80 r6:83018200 r5:84bc538c r4:8584fb00 [ 1343.801984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.802032][ T32] r10:61c88647 r9:84a44800 r8:8584fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.802056][ T32] r4:8584fb00 [ 1343.802089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.802139][ T32] r10:00000000 r9:8584fb00 r8:80287e08 r7:ebcd1e60 r6:85866000 r5:84a44800 [ 1343.802186][ T32] r4:00000001 [ 1343.802209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.802248][ T32] Exception stack(0xebcd9fb0 to 0xebcd9ff8) [ 1343.802277][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.802305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.802365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.802397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.802420][ T32] r4:85870bc0 [ 1343.802831][ T32] INFO: task kworker/1:341:5634 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.802866][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.802950][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.802999][ T32] Call trace: [ 1343.803044][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.803100][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.803123][ T32] r4:00000000 [ 1343.803143][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.803183][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.803212][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.803264][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1343.803535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1343.811295][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1343.811569][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1343.811705][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1343.811834][ T32] task:kworker/1:342 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.812253][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcdde08 ** 7 printk messages dropped ** [ 1343.812521][ T32] r9:83018205 r8:84a46c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1343.812689][ T32] r5:84bc578c r4:84bc5400 ** 1 printk messages dropped ** [ 1343.812754][ T32] r7:ddde2d80 r6:83018200 r5:84bc578c r4:8584fb80 ** 4 printk messages dropped ** [ 1343.812915][ T32] r10:00000000 r9:8584fb80 r8:80287e08 r7:ebcd1e60 r6:85866080 r5:84a46c00 ** 10 printk messages dropped ** [ 1343.813668][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.819985][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1343.820286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1343.820635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.821023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.821310][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.821693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce5e08 ** 2 printk messages dropped ** [ 1343.821772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.821806][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.821845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85852d80 [ 1343.821868][ T32] r4:00000000 [ 1343.821888][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.821933][ T32] r9:83018205 r8:858e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1343.821954][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.822008][ T32] r5:00001000 r4:eb54d000 [ 1343.822052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.822095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.822139][ T32] r5:84bc638c r4:84bc6000 [ 1343.822159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.822206][ T32] r7:ddde2d80 r6:83018200 r5:84bc638c r4:8584fc00 [ 1343.822227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.822274][ T32] r10:61c88647 r9:858e8c00 r8:8584fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.822300][ T32] r4:8584fc00 [ 1343.822346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.822399][ T32] r10:00000000 r9:8584fc00 r8:80287e08 r7:ebcd1e60 r6:85866100 r5:858e8c00 [ 1343.822422][ T32] r4:00000001 [ 1343.822442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.822478][ T32] Exception stack(0xebce5fb0 to 0xebce5ff8) [ 1343.822504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.822532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.822566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.822598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.822623][ T32] r4:85870d00 [ 1343.823028][ T32] INFO: task kworker/1:343:5637 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.823064][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.823140][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.823188][ T32] Call trace: [ 1343.823244][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.823309][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.823346][ T32] r4:00000000 [ 1343.823416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.823464][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.823493][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.823522][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.823548][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.823578][ T32] r5:80070013 r4:80239bb0 [ 1343.823622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.823675][ T32] r4:82ac21e4 [ 1343.823698][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.829331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.829406][ T32] r4:e0581dc0 [ 1343.829436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.829498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.829522][ T32] r4:00000000 [ 1343.829543][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.829594][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.829618][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.829664][ T32] r5:00001000 r4:eecd1000 [ 1343.829694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.829744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.829803][ T32] r5:85d62f8c r4:85d62c00 [ 1343.829853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.829909][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.829932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.829979][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.830008][ T32] r4:8509f580 [ 1343.830041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.830111][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.830140][ T32] r4:00000001 [ 1343.830161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.830199][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.830229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.830259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.830310][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.830350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1343.830428][ T32] INFO: task kworker/1:344:5639 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.830754][ T32] r4:858e8000 ** 4 printk messages dropped ** [ 1343.830920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 ** 7 printk messages dropped ** [ 1343.831214][ T32] r9:83018205 r8:858e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1343.831455][ T32] r5:84bc5f8c r4:84bc5c00 ** 2 printk messages dropped ** [ 1343.831595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.831891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.832619][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.832667][ T32] Call trace: [ 1343.832697][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.832773][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.832812][ T32] r4:00000000 [ 1343.832836][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.832878][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.832905][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.832936][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.832983][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.833011][ T32] r5:80070013 r4:80239bb0 [ 1343.833032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.833072][ T32] r4:82ac21e4 [ 1343.833093][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.833136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.833161][ T32] r4:e0581dc0 [ 1343.833181][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.833223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.833260][ T32] r4:00000000 [ 1343.833326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.833375][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.833399][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.833441][ T32] r5:00001000 r4:eecd1000 [ 1343.833460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.833498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.833541][ T32] r5:85d62f8c r4:85d62c00 [ 1343.833561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.833607][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.833645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.833699][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.833776][ T32] r4:8509f580 [ 1343.844341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.844472][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.844504][ T32] r4:00000001 [ 1343.844526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.844570][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.844603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.844633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.844682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.844717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.844743][ T32] r4:8509db40 [ 1343.844768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.844798][ T32] INFO: task kworker/1:345:5641 blocked for more than 470 seconds. [ 1343.844849][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.844879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.844902][ T32] task:kworker/1:345 state:D stack:0 pid:5641 tgid:5641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.844985][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.845095][ T32] Call trace: [ 1343.845161][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.845220][ T32] r10:8291a684 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:858eb000 [ 1343.845245][ T32] r4:858eb000 [ 1343.845278][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.845339][ T32] r5:858eb000 r4:8291a680 [ 1343.845362][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.845405][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.845471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 ** 3 printk messages dropped ** [ 1343.845632][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.846076][ T32] r5:84bc678c r4:84bc6400 [ 1343.846116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1343.846186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.846650][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.847413][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.847798][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 10 printk messages dropped ** [ 1343.848206][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.848644][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.849027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.849451][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.849850][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.850258][ T32] r9:83018205 r8:858ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1343.850513][ T32] r5:84bc778c r4:84bc7400 ** 1 printk messages dropped ** [ 1343.850671][ T32] r7:ddde2d80 r6:83018200 r5:84bc778c r4:8584fd80 ** 5 printk messages dropped ** [ 1343.850957][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.851231][ T32] r4:8584e0c0 ** 3 printk messages dropped ** [ 1343.851688][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.851926][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1343.852380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.852405][ T32] r4:e0581dc0 [ 1343.852451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.852499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.852546][ T32] r4:00000000 [ 1343.852641][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.852729][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.852758][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.852803][ T32] r5:00001000 r4:eecd1000 [ 1343.852847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.852891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.852980][ T32] r5:85d62f8c r4:85d62c00 [ 1343.853004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.853053][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.853073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.853120][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.853142][ T32] r4:8509f580 [ 1343.853162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.853207][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.853229][ T32] r4:00000001 [ 1343.853248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.853283][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.853331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.853377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.853404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.853433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.853456][ T32] r4:8509db40 [ 1343.853476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.853502][ T32] INFO: task kworker/1:347:5646 blocked for more than 470 seconds. [ 1343.853529][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.853553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.853577][ T32] task:kworker/1:347 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.853661][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.853740][ T32] Call trace: [ 1343.870897][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.871067][ T32] r10:8291a684 r9:ebd09d84 r8:00000002 r7:60000013 r6:ebd09d8c r5:858e9800 [ 1343.871120][ T32] r4:858e9800 [ 1343.871167][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.871255][ T32] r5:858e9800 r4:8291a680 [ 1343.871330][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.871421][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.871504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd09e08 [ 1343.871568][ T32] r4:00000000 [ 1343.871621][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.871693][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.871770][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.871854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85868040 [ 1343.871919][ T32] r4:00000000 [ 1343.871970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.872063][ T32] r9:83018205 r8:858e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1343.872107][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.872193][ T32] r5:00001000 r4:eb5a9000 [ 1343.872237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.872368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.872479][ T32] r5:84bc6b8c r4:84bc6800 [ 1343.872539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.872634][ T32] r7:ddde2d80 r6:83018200 r5:84bc6b8c r4:8584fe00 [ 1343.872696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.872794][ T32] r10:61c88647 r9:858e9800 r8:8584fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.872841][ T32] r4:8584fe00 [ 1343.872898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.872996][ T32] r10:00000000 r9:8584fe00 r8:80287e08 r7:ebd01e60 r6:85866300 r5:858e9800 [ 1343.873049][ T32] r4:00000001 [ 1343.873095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.873168][ T32] Exception stack(0xebd09fb0 to 0xebd09ff8) [ 1343.873226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.873285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.873354][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.873416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.873463][ T32] r4:85868080 [ 1343.880132][ T32] INFO: task kworker/1:347:5646 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 1 printk messages dropped ** [ 1343.880336][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.881043][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1343.881455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1343.882095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.882442][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 8 printk messages dropped ** [ 1343.882748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1343.883143][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.883558][ T32] r9:83018205 r8:858ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1343.894498][ T32] r5:84bc6f8c r4:84bc6c00 ** 2 printk messages dropped ** [ 1343.894754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.894944][ T32] r4:8584fe80 [ 1343.895002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.895081][ T32] r10:00000000 r9:8584fe80 r8:80287e08 r7:ebd01e60 r6:85866380 r5:858ebc00 [ 1343.895124][ T32] r4:00000001 [ 1343.895148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.895187][ T32] Exception stack(0xebd0dfb0 to 0xebd0dff8) [ 1343.895217][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.895257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.895304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.895346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.895369][ T32] r4:85868080 [ 1343.895810][ T32] INFO: task kworker/1:348:5647 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.895849][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.895945][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.895990][ T32] Call trace: [ 1343.896030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.896086][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.896109][ T32] r4:00000000 [ 1343.896129][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.896169][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.896197][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.896231][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.896257][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.896299][ T32] r5:80070013 r4:80239bb0 [ 1343.896378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.896439][ T32] r4:82ac21e4 [ 1343.896464][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.896509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.896532][ T32] r4:e0581dc0 [ 1343.896552][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.896598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.896621][ T32] r4:00000000 [ 1343.896664][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.896715][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.896738][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.896781][ T32] r5:00001000 r4:eecd1000 [ 1343.896815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.896874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1343.897175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1343.897655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.897937][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1343.898310][ T32] r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:85802400 ** 7 printk messages dropped ** [ 1343.898662][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1343.899122][ T32] r5:00001000 r4:eb761000 ** 2 printk messages dropped ** [ 1343.899306][ T32] r5:84bc738c r4:84bc7000 [ 1343.899378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.899579][ T32] r10:61c88647 r9:85802400 r8:8584ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.899972][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.900849][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.901381][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1343.901920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1343.902590][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1343.903066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.903657][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1343.921148][ T32] r4:85803c00 ** 3 printk messages dropped ** [ 1343.921392][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1343.921915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1343.922312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.922716][ T32] r4:85847000 ** 6 printk messages dropped ** [ 1343.923182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.932027][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.932678][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 9 printk messages dropped ** [ 1343.933326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1343.941337][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1343.941840][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1343.942298][ T32] INFO: task kworker/1:351:5654 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1343.942849][ T32] r10:8291a684 r9:ebd19d84 r8:00000002 r7:60000013 r6:ebd19d8c r5:85804800 ** 8 printk messages dropped ** [ 1343.943415][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.951307][ T32] r5:00001000 r4:eb8ef000 ** 1 printk messages dropped ** [ 1343.951478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.951708][ T32] r7:ddde2d80 r6:83018200 r5:84bbc78c r4:85847100 [ 1343.951771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.951872][ T32] r10:61c88647 r9:85804800 r8:8584712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.951919][ T32] r4:85847100 [ 1343.951976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.952075][ T32] r10:00000000 r9:85847100 r8:80287e08 r7:ebd15e60 r6:85847180 r5:85804800 [ 1343.952123][ T32] r4:00000001 [ 1343.952164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.952239][ T32] Exception stack(0xebd19fb0 to 0xebd19ff8) [ 1343.952331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.952395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.952453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.952511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.952558][ T32] r4:85868580 [ 1343.953355][ T32] INFO: task kworker/1:351:5654 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1343.953435][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.953601][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.953785][ T32] Call trace: [ 1343.960473][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.960632][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1343.960701][ T32] r4:00000000 [ 1343.960745][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.960829][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.960890][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.960951][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.961005][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.961062][ T32] r5:80070013 r4:80239bb0 [ 1343.961105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.961188][ T32] r4:82ac21e4 [ 1343.961231][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.961325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.961375][ T32] r4:e0581dc0 [ 1343.961442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.961560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.961698][ T32] r4:00000000 [ 1343.961773][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.961898][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.961960][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.962049][ T32] r5:00001000 r4:eecd1000 [ 1343.962090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.962167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.962249][ T32] r5:85d62f8c r4:85d62c00 [ 1343.962303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.962415][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.962466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.962575][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.962636][ T32] r4:8509f580 [ 1343.962681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.962770][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.962815][ T32] r4:00000001 [ 1343.962853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.962939][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.963023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.963111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.963172][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.963241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.963299][ T32] r4:8509db40 [ 1343.963346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.963420][ T32] INFO: task kworker/1:352:5656 blocked for more than 470 seconds. [ 1343.963502][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.963557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.963603][ T32] task:kworker/1:352 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.970036][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.970189][ T32] Call trace: [ 1343.970280][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.970352][ T32] r10:8291a684 r9:ebd1dd84 r8:00000002 r7:60000013 r6:ebd1dd8c r5:85805400 [ 1343.970382][ T32] r4:85805400 [ 1343.970404][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.970450][ T32] r5:85805400 r4:8291a680 [ 1343.970472][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.970513][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.970556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 [ 1343.970579][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.970657][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.971032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.971078][ T32] r5:84bc7f8c r4:84bc7c00 [ 1343.971098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.971238][ T32] r10:61c88647 r9:85805400 r8:8584722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.971542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.972273][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.972535][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1343.972562][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1343.972609][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1343.972638][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.972664][ T32] r5:80070013 r4:80239bb0 [ 1343.972709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.972776][ T32] r4:82ac21e4 [ 1343.972801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.972922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1343.972952][ T32] r4:e0581dc0 [ 1343.972972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.973014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1343.973036][ T32] r4:00000000 [ 1343.973101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.973149][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1343.973170][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.973213][ T32] r5:00001000 r4:eecd1000 [ 1343.973310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.973363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.973479][ T32] r5:85d62f8c r4:85d62c00 [ 1343.973503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.973566][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1343.973592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.973638][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.973663][ T32] r4:8509f580 [ 1343.973687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.982936][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1343.983016][ T32] r4:00000001 [ 1343.983044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.983118][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1343.983160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.983190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.983218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.983247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.983383][ T32] r4:8509db40 [ 1343.983412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.983442][ T32] INFO: task kworker/1:353:5658 blocked for more than 470 seconds. [ 1343.983521][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.983554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.983577][ T32] task:kworker/1:353 state:D stack:0 pid:5658 tgid:5658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.983761][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.984150][ T32] Call trace: [ 1343.984186][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.984248][ T32] r10:8291a684 r9:ebd21d84 r8:00000002 r7:60000113 r6:ebd21d8c r5:85806000 [ 1343.984273][ T32] r4:85806000 [ 1343.984300][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.984372][ T32] r5:85806000 r4:8291a680 [ 1343.984394][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.984435][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.984624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1343.985034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.985127][ T32] r5:84bbc38c r4:84bbc000 ** 1 printk messages dropped ** [ 1343.985274][ T32] r7:ddde2d80 r6:83018200 r5:84bbc38c r4:85847300 ** 4 printk messages dropped ** [ 1343.985481][ T32] r10:00000000 r9:85847300 r8:80287e08 r7:ebd19e60 r6:85847380 r5:85806000 ** 9 printk messages dropped ** [ 1343.986300][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.986923][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1343.987349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1343.987990][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1343.988164][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1343.988540][ T32] INFO: task kworker/1:354:5660 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.989061][ T32] r5:85806c00 r4:8291a680 ** 5 printk messages dropped ** [ 1343.989368][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.989791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.990105][ T32] r10:61c88647 r9:85806c00 r8:8584742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.990404][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.991226][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.991575][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 9 printk messages dropped ** [ 1343.991988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1343.992502][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1343.992704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.993008][ T32] INFO: task kworker/1:355:5662 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.993502][ T32] r5:85800c00 r4:8291a680 ** 5 printk messages dropped ** [ 1344.008769][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.008880][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.008932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85868bc0 [ 1344.008980][ T32] r4:00000000 [ 1344.009004][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.009052][ T32] r9:83018205 r8:85800c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1344.009075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.009137][ T32] r5:00001000 r4:eb98d000 [ 1344.009161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.009202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.009246][ T32] r5:84bbcb8c r4:84bbc800 [ 1344.009266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.009323][ T32] r7:ddde2d80 r6:83018200 r5:84bbcb8c r4:85847500 [ 1344.009345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.009461][ T32] r10:61c88647 r9:85800c00 r8:8584752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.009494][ T32] r4:85847500 [ 1344.009515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.009561][ T32] r10:00000000 r9:85847500 r8:80287e08 r7:ebd25e60 r6:85847580 r5:85800c00 [ 1344.009585][ T32] r4:00000001 [ 1344.009651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.009756][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1344.009790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.009819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.009846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.009897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.009923][ T32] r4:85868b00 [ 1344.010468][ T32] INFO: task kworker/1:355:5662 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.010643][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.010747][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.010817][ T32] Call trace: [ 1344.010864][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.010938][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.010969][ T32] r4:00000000 [ 1344.010996][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.011049][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.011088][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.011127][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.011161][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.011193][ T32] r5:80070013 r4:80239bb0 [ 1344.011232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.011286][ T32] r4:82ac21e4 [ 1344.011314][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.011370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.011400][ T32] r4:e0581dc0 [ 1344.011462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.011520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.011551][ T32] r4:00000000 [ 1344.011586][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.011646][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.011673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.011763][ T32] r5:00001000 r4:eecd1000 [ 1344.011791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.011836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.011884][ T32] r5:85d62f8c r4:85d62c00 [ 1344.011907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.011958][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.011981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.012033][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.012057][ T32] r4:8509f580 [ 1344.012080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.012132][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.012157][ T32] r4:00000001 [ 1344.012179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.012216][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.012246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.012278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.012337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.012371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.012396][ T32] r4:8509db40 [ 1344.012420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.012453][ T32] INFO: task kworker/0:906:5664 blocked for more than 470 seconds. [ 1344.012491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.012519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.012544][ T32] task:kworker/0:906 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.012602][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.012666][ T32] Call trace: [ 1344.012727][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.012782][ T32] r10:8291a684 r9:ebd29d84 r8:00000002 r7:60000113 r6:ebd29d8c r5:858ec800 [ 1344.012806][ T32] r4:858ec800 [ 1344.012826][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.012872][ T32] r5:858ec800 r4:8291a680 [ 1344.012891][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.012929][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.012971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd29e08 [ 1344.012994][ T32] r4:00000000 [ 1344.013013][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.013048][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.013082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.013122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c4000 [ 1344.013145][ T32] r4:00000000 [ 1344.013164][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.013206][ T32] r9:83018005 r8:858ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1344.013228][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.013268][ T32] r5:00001000 r4:eba1f000 [ 1344.013287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.013325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.013365][ T32] r5:8582bf8c r4:8582bc00 [ 1344.013384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.013429][ T32] r7:dddced80 r6:83018000 r5:8582bf8c r4:85866400 [ 1344.013464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.013527][ T32] r10:61c88647 r9:858ec800 r8:8586642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.013578][ T32] r4:85866400 [ 1344.013602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.013647][ T32] r10:00000000 r9:85866400 r8:80287e08 r7:ebc7de60 r6:85866480 r5:858ec800 [ 1344.013671][ T32] r4:00000001 [ 1344.013730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.021537][ T32] Exception stack(0xebd29fb0 to 0xebd29ff8) [ 1344.021594][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.021627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.021667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.021740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.021860][ T32] r4:8586fd40 [ 1344.022317][ T32] INFO: task kworker/0:906:5664 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 2 printk messages dropped ** [ 1344.022547][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.022792][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1344.023016][ T32] r4:e0581dc0 ** 7 printk messages dropped ** [ 1344.023332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.023399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.023445][ T32] r5:85d62f8c r4:85d62c00 [ 1344.023466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.023513][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.023565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.023645][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.023671][ T32] r4:8509f580 [ 1344.023693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.031124][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.031172][ T32] r4:00000001 [ 1344.031198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.031261][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.031290][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.031320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.031346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.031376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.031399][ T32] r4:8509db40 [ 1344.031423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.031475][ T32] INFO: task kworker/1:356:5665 blocked for more than 470 seconds. [ 1344.031534][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.031565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.031619][ T32] task:kworker/1:356 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.031681][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.031728][ T32] Call trace: [ 1344.031760][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.031815][ T32] r10:8291a684 r9:ebd31d84 r8:00000002 r7:60000013 r6:ebd31d8c r5:858ed400 [ 1344.031838][ T32] r4:858ed400 [ 1344.031858][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.031902][ T32] r5:858ed400 r4:8291a680 [ 1344.031922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.031964][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.032007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd31e08 [ 1344.032030][ T32] r4:00000000 [ 1344.032049][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.032083][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.032119][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.032162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85868e80 [ 1344.032186][ T32] r4:00000000 [ 1344.032206][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.032251][ T32] r9:83018205 r8:858ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1344.032274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.032346][ T32] r5:00001000 r4:eb9ab000 [ 1344.032383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.032429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.032472][ T32] r5:84bbcf8c r4:84bbcc00 [ 1344.032492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.032539][ T32] r7:ddde2d80 r6:83018200 r5:84bbcf8c r4:85847600 [ 1344.032561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1344.032638][ T32] r4:85847600 ** 4 printk messages dropped ** [ 1344.032797][ T32] Exception stack(0xebd31fb0 to 0xebd31ff8) ** 6 printk messages dropped ** [ 1344.033412][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.038182][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.038444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1344.038781][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1344.039011][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1344.039315][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1344.039645][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.039920][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1344.040201][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.040437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.040479][ T32] r5:84bbdb8c r4:84bbd800 ** 3 printk messages dropped ** [ 1344.040872][ T32] r10:61c88647 r9:858eec00 r8:858476ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.041152][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.041815][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.042044][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1344.042342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1344.042811][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.043154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.043459][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.043774][ T32] r5:858ee000 r4:8291a680 ** 5 printk messages dropped ** [ 1344.053566][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.054312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.054423][ T32] r7:ddde2d80 r6:83018200 r5:84bbd78c r4:85847700 [ 1344.054444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.054490][ T32] r10:61c88647 r9:858ee000 r8:8584772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.054513][ T32] r4:85847700 [ 1344.054533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.054587][ T32] r10:00000000 r9:85847700 r8:80287e08 r7:ebd35e60 r6:85866600 r5:858ee000 [ 1344.054613][ T32] r4:00000001 [ 1344.054634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.054671][ T32] Exception stack(0xebd39fb0 to 0xebd39ff8) [ 1344.054716][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.054749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.054777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.054807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.054830][ T32] r4:85844100 [ 1344.055250][ T32] INFO: task kworker/1:358:5669 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.055287][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.055355][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.055400][ T32] Call trace: [ 1344.055445][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.055505][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.055530][ T32] r4:00000000 [ 1344.055550][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.055596][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.055627][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.055657][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.055681][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.055705][ T32] r5:80070013 r4:80239bb0 [ 1344.055726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.055767][ T32] r4:82ac21e4 [ 1344.055786][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.055828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.055851][ T32] r4:e0581dc0 [ 1344.055871][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.055911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.055935][ T32] r4:00000000 [ 1344.055954][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.055997][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.056019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.056059][ T32] r5:00001000 r4:eecd1000 [ 1344.056079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.056116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.056251][ T32] r5:85d62f8c r4:85d62c00 [ 1344.056275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.056354][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.056393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.056444][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.056468][ T32] r4:8509f580 [ 1344.056487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.056532][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.056580][ T32] r4:00000001 [ 1344.056604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.056641][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.056668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.056742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.056773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.056803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.056827][ T32] r4:8509db40 [ 1344.056847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.056925][ T32] INFO: task kworker/1:359:5672 blocked for more than 470 seconds. [ 1344.057017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.057101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.057125][ T32] task:kworker/1:359 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.057232][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.057277][ T32] Call trace: [ 1344.057306][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.057355][ T32] r10:8291a684 r9:ebd3dd84 r8:00000002 r7:60000013 r6:ebd3dd8c r5:84a46000 [ 1344.057378][ T32] r4:84a46000 [ 1344.057398][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.057443][ T32] r5:84a46000 r4:8291a680 [ 1344.057464][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.057504][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.057546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd3de08 [ 1344.057568][ T32] r4:00000000 [ 1344.057593][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.057627][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.057661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.057701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85844100 [ 1344.057723][ T32] r4:00000000 [ 1344.057760][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.057809][ T32] r9:83018205 r8:84a46000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1344.057837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.057881][ T32] r5:00001000 r4:eb9f5000 [ 1344.057901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.057941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.058074][ T32] r5:84bbdf8c r4:84bbdc00 [ 1344.058098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.058144][ T32] r7:ddde2d80 r6:83018200 r5:84bbdf8c r4:85847800 [ 1344.058164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.058211][ T32] r10:61c88647 r9:84a46000 r8:8584782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.058234][ T32] r4:85847800 [ 1344.058252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.058301][ T32] r10:00000000 r9:85847800 r8:80287e08 r7:ebd35e60 r6:85866680 r5:84a46000 [ 1344.058405][ T32] r4:00000001 [ 1344.058428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.058497][ T32] Exception stack(0xebd3dfb0 to 0xebd3dff8) [ 1344.058527][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.058555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.058680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.058714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.058737][ T32] r4:85844480 [ 1344.058989][ T32] INFO: task kworker/1:359:5672 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.059023][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.059178][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.059223][ T32] Call trace: [ 1344.059253][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.059304][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.059328][ T32] r4:00000000 [ 1344.059348][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.059467][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.059498][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.059554][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.059589][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.059641][ T32] r5:80070013 r4:80239bb0 [ 1344.059665][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.059705][ T32] r4:82ac21e4 [ 1344.059731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.059773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.059796][ T32] r4:e0581dc0 [ 1344.059816][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.059856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.059879][ T32] r4:00000000 [ 1344.059910][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.059957][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.059979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.060021][ T32] r5:00001000 r4:eecd1000 [ 1344.060086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.060130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.060173][ T32] r5:85d62f8c r4:85d62c00 [ 1344.060272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.060347][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.060387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.060439][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.060484][ T32] r4:8509f580 [ 1344.060507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.060555][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.060585][ T32] r4:00000001 [ 1344.060604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.060640][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.060665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.060696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.060724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.060752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.060797][ T32] r4:8509db40 [ 1344.060820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.060845][ T32] INFO: task kworker/1:360:5674 blocked for more than 470 seconds. [ 1344.060874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.060898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.060919][ T32] task:kworker/1:360 state:D stack:0 pid:5674 tgid:5674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.060981][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.061029][ T32] Call trace: [ 1344.061087][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.061139][ T32] r10:8291a684 r9:ebd41d84 r8:00000002 r7:60000113 r6:ebd41d8c r5:84bd0000 [ 1344.061163][ T32] r4:84bd0000 ** 2 printk messages dropped ** [ 1344.061276][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.061604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85844500 ** 6 printk messages dropped ** [ 1344.061814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.061855][ T32] r5:84bbe38c r4:84bbe000 [ 1344.061972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.062094][ T32] r10:61c88647 r9:84bd0000 r8:858477ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.062544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.063055][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.063220][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1344.063391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1344.085212][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.085830][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1344.085942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1344.086164][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1344.086366][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.086595][ T32] r5:84bd0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1344.086719][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.086849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858448c0 ** 5 printk messages dropped ** [ 1344.087037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.087145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.087192][ T32] r5:84bbeb8c r4:84bbe800 [ 1344.087213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.087258][ T32] r7:ddde2d80 r6:83018200 r5:84bbeb8c r4:85847880 [ 1344.087280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.087329][ T32] r10:61c88647 r9:84bd0c00 r8:858478ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.087352][ T32] r4:85847880 [ 1344.087371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.087417][ T32] r10:00000000 r9:85847880 r8:80287e08 r7:ebd41e60 r6:85866780 r5:84bd0c00 [ 1344.087441][ T32] r4:00000001 [ 1344.087461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.087498][ T32] Exception stack(0xebd45fb0 to 0xebd45ff8) [ 1344.087524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.087580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.087634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.087667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.087690][ T32] r4:85844480 [ 1344.088114][ T32] INFO: task kworker/1:361:5675 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.088149][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.088208][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.088250][ T32] Call trace: [ 1344.088347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.088402][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.088441][ T32] r4:00000000 [ 1344.088544][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.088641][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.088673][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.088805][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.088893][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.088921][ T32] r5:80070013 r4:80239bb0 [ 1344.088942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.088982][ T32] r4:82ac21e4 [ 1344.089003][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.089045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.089067][ T32] r4:e0581dc0 [ 1344.089087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.089128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.089150][ T32] r4:00000000 [ 1344.089169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.089212][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.089235][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.089275][ T32] r5:00001000 r4:eecd1000 [ 1344.089295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.089346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.089393][ T32] r5:85d62f8c r4:85d62c00 [ 1344.089415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.089465][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.089501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.089555][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.089585][ T32] r4:8509f580 [ 1344.089606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.089769][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.089797][ T32] r4:00000001 [ 1344.089828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.089866][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.089903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.089935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.089962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.089992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.090015][ T32] r4:8509db40 [ 1344.090035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.090058][ T32] INFO: task kworker/0:907:5678 blocked for more than 470 seconds. [ 1344.090085][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.090109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.090130][ T32] task:kworker/0:907 state:D stack:0 pid:5678 tgid:5678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.090174][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.090319][ T32] r4:84bd1800 ** 3 printk messages dropped ** [ 1344.090443][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.090804][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.090903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.091074][ T32] r10:61c88647 r9:84bd1800 r8:8586682c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.091286][ T32] Exception stack(0xebd2dfb0 to 0xebd2dff8) ** 4 printk messages dropped ** [ 1344.091423][ T32] r4:857c4100 ** 3 printk messages dropped ** [ 1344.091836][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.092045][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 6 printk messages dropped ** [ 1344.092245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1344.092661][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1344.093064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.093495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1344.111691][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.112191][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.112443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a3f00 ** 6 printk messages dropped ** [ 1344.112671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.112851][ T32] r10:61c88647 r9:84bd2400 r8:8586692c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.113135][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.117557][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.117825][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1344.118199][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.118483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1344.118749][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1344.119050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1344.119458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.119729][ T32] task:kworker/1:362 state:D stack:0 pid:5682 tgid:5682 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.120114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd55e08 [ 1344.120137][ T32] r4:00000000 [ 1344.120156][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.120189][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.120224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.120264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85844980 [ 1344.120287][ T32] r4:00000000 [ 1344.120324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.120369][ T32] r9:83018205 r8:84bd3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1344.120391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.120433][ T32] r5:00001000 r4:eba49000 [ 1344.120454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.120493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.120534][ T32] r5:84bbef8c r4:84bbec00 [ 1344.120553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.120602][ T32] r7:ddde2d80 r6:83018200 r5:84bbef8c r4:85847900 [ 1344.120623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.120669][ T32] r10:61c88647 r9:84bd3c00 r8:8584792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.120691][ T32] r4:85847900 [ 1344.120710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.120770][ T32] r10:00000000 r9:85847900 r8:80287e08 r7:ebd45e60 r6:85866a00 r5:84bd3c00 [ 1344.120798][ T32] r4:00000001 [ 1344.120818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.120853][ T32] Exception stack(0xebd55fb0 to 0xebd55ff8) [ 1344.120879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.120906][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.120968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.121001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.121058][ T32] r4:85844880 [ 1344.121469][ T32] INFO: task kworker/1:362:5682 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.121504][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.121561][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.121613][ T32] Call trace: [ 1344.121664][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.121724][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.121782][ T32] r4:00000000 [ 1344.121872][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.121917][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.121967][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.122000][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.122026][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.122050][ T32] r5:80070013 r4:80239bb0 [ 1344.122070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.122108][ T32] r4:82ac21e4 [ 1344.122128][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.122170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.122192][ T32] r4:e0581dc0 [ 1344.122211][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.122251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.122274][ T32] r4:00000000 [ 1344.122311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.122358][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.122380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.122421][ T32] r5:00001000 r4:eecd1000 [ 1344.122440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.122478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.122518][ T32] r5:85d62f8c r4:85d62c00 [ 1344.122539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.122590][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.122611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.122657][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.122734][ T32] r4:8509f580 [ 1344.122757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.122805][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.122828][ T32] r4:00000001 [ 1344.122848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.122882][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.122908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.122936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.122963][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.122992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.123014][ T32] r4:8509db40 [ 1344.123033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.123059][ T32] INFO: task kworker/1:363:5684 blocked for more than 470 seconds. [ 1344.123086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.123109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.123130][ T32] task:kworker/1:363 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.123184][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.123228][ T32] Call trace: [ 1344.123278][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.123356][ T32] r10:8291a684 r9:ebd5dd84 r8:00000002 r7:60000113 r6:ebd5dd8c r5:84bd3000 [ 1344.123383][ T32] r4:84bd3000 [ 1344.123403][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.123449][ T32] r5:84bd3000 r4:8291a680 [ 1344.123524][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.134585][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.134904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.134949][ T32] r5:84bbfb8c r4:84bbf800 ** 2 printk messages dropped ** [ 1344.135060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.135295][ T32] Exception stack(0xebd5dfb0 to 0xebd5dff8) ** 4 printk messages dropped ** [ 1344.135471][ T32] r4:85844880 ** 3 printk messages dropped ** [ 1344.136049][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.136217][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1344.136406][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.136580][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.136791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.137065][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1344.137321][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1344.137536][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.137750][ T32] r10:8291a684 r9:ebd61d84 r8:00000002 r7:60000113 r6:ebd61d8c r5:84bd5400 [ 1344.137795][ T32] r4:84bd5400 [ 1344.137837][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.137893][ T32] r5:84bd5400 r4:8291a680 [ 1344.137913][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.137953][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.137995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 [ 1344.138019][ T32] r4:00000000 [ 1344.138038][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.138073][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.138120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.138164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85844b80 [ 1344.138187][ T32] r4:00000000 [ 1344.138207][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.138250][ T32] r9:83018205 r8:84bd5400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1344.138272][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.138331][ T32] r5:00001000 r4:eba5b000 [ 1344.138354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.138411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.138458][ T32] r5:84bbf38c r4:84bbf000 [ 1344.138492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.138542][ T32] r7:ddde2d80 r6:83018200 r5:84bbf38c r4:85847a00 [ 1344.138583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.138637][ T32] r10:61c88647 r9:84bd5400 r8:85847a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.138660][ T32] r4:85847a00 [ 1344.138679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.138779][ T32] r10:00000000 r9:85847a00 r8:80287e08 r7:ebd5de60 r6:85866b00 r5:84bd5400 [ 1344.138806][ T32] r4:00000001 [ 1344.138955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.139075][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) [ 1344.139105][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.139136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.139163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.139192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.139216][ T32] r4:85844880 [ 1344.139459][ T32] INFO: task kworker/1:364:5685 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.139553][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.139777][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.139987][ T32] Call trace: [ 1344.140019][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.140092][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.140142][ T32] r4:00000000 [ 1344.140188][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.140235][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.140265][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.140294][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.140337][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.140362][ T32] r5:80070013 r4:80239bb0 [ 1344.140383][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.140424][ T32] r4:82ac21e4 [ 1344.140444][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.140486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.140509][ T32] r4:e0581dc0 [ 1344.140529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.140570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.140601][ T32] r4:00000000 [ 1344.140622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.140666][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.140688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.140730][ T32] r5:00001000 r4:eecd1000 [ 1344.140749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.140787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.140828][ T32] r5:85d62f8c r4:85d62c00 [ 1344.140848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.140910][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.140938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.140991][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.141015][ T32] r4:8509f580 [ 1344.141126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.141267][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.141445][ T32] r4:00000001 [ 1344.141469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.141506][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.141533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.141619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.141662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.141693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.141721][ T32] r4:8509db40 [ 1344.141741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1344.141883][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.142114][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.142445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85844c80 ** 6 printk messages dropped ** [ 1344.142718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.142848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.143108][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.143530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1344.155943][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 3 printk messages dropped ** [ 1344.156082][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.156112][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.156140][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.156165][ T32] r5:80070013 r4:80239bb0 [ 1344.156186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.156229][ T32] r4:82ac21e4 [ 1344.156250][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.156296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.156340][ T32] r4:e0581dc0 [ 1344.156361][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.156405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.156429][ T32] r4:00000000 [ 1344.156451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.156498][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.156537][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.156592][ T32] r5:00001000 r4:eecd1000 [ 1344.156615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.156799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.156917][ T32] r5:85d62f8c r4:85d62c00 [ 1344.156944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.156994][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.157018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.157202][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.157231][ T32] r4:8509f580 [ 1344.157312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.157365][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.157388][ T32] r4:00000001 [ 1344.157409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.157466][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.157500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.157533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.157561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.157596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.157620][ T32] r4:8509db40 [ 1344.157642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.157670][ T32] INFO: task kworker/1:366:5690 blocked for more than 470 seconds. [ 1344.157702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.157728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.157750][ T32] task:kworker/1:366 state:D stack:0 pid:5690 tgid:5690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.157809][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.157869][ T32] Call trace: [ 1344.157902][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.157954][ T32] r10:8291a684 r9:ebd75d84 r8:00000002 r7:60000013 r6:ebd75d8c r5:858f0c00 [ 1344.157978][ T32] r4:858f0c00 [ 1344.158129][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.158181][ T32] r5:858f0c00 r4:8291a680 [ 1344.158203][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.158244][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.158287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 [ 1344.158311][ T32] r4:00000000 [ 1344.158332][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.158367][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.158424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.158470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85844f00 [ 1344.158531][ T32] r4:00000000 [ 1344.158584][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.158636][ T32] r9:83018205 r8:858f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.158661][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.158727][ T32] r5:00001000 r4:eba99000 [ 1344.158752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.158797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.158840][ T32] r5:84bbff8c r4:84bbfc00 [ 1344.158862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.158912][ T32] r7:ddde2d80 r6:83018200 r5:84bbff8c r4:85847b00 [ 1344.158936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.158985][ T32] r10:61c88647 r9:858f0c00 r8:85847b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.159011][ T32] r4:85847b00 [ 1344.159054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.159126][ T32] r10:00000000 r9:85847b00 r8:80287e08 r7:ebd5de60 r6:85866c00 r5:858f0c00 [ 1344.159185][ T32] r4:00000001 [ 1344.159314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.159389][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) [ 1344.159423][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.159453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.159487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.159523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.159547][ T32] r4:85844d40 [ 1344.159916][ T32] INFO: task kworker/1:366:5690 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.159961][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.160031][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.160086][ T32] Call trace: [ 1344.160118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.160172][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.160195][ T32] r4:00000000 [ 1344.160215][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.160255][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.160285][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.160344][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.160371][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.160397][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1344.160461][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.160675][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.161047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.161442][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1344.161676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.162114][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1344.162629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd7de08 ** 8 printk messages dropped ** [ 1344.162976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.163017][ T32] r5:00001000 r4:ebabf000 [ 1344.163037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.163076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.163118][ T32] r5:84b9838c r4:84b98000 [ 1344.163138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.163183][ T32] r7:ddde2d80 r6:83018200 r5:84b9838c r4:85847b80 [ 1344.163203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.163252][ T32] r10:61c88647 r9:858f2400 r8:85847bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.163277][ T32] r4:85847b80 [ 1344.163299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.163344][ T32] r10:00000000 r9:85847b80 r8:80287e08 r7:ebd75e60 r6:85866c80 r5:858f2400 [ 1344.163366][ T32] r4:00000001 [ 1344.163386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.163423][ T32] Exception stack(0xebd7dfb0 to 0xebd7dff8) [ 1344.163451][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.163502][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.163534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.163564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.163592][ T32] r4:85844d40 [ 1344.179021][ T32] INFO: task kworker/1:367:5692 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.179123][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.179216][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.179281][ T32] Call trace: [ 1344.179317][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.179394][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.179446][ T32] r4:00000000 [ 1344.179494][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.179543][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.179582][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.179613][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.179639][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.179663][ T32] r5:80070013 r4:80239bb0 [ 1344.179702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.179754][ T32] r4:82ac21e4 [ 1344.179775][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.179818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.179842][ T32] r4:e0581dc0 [ 1344.179861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.179905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 3 printk messages dropped ** [ 1344.180018][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.180365][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1344.180475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.180725][ T32] INFO: task kworker/1:368:5693 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1344.180998][ T32] r10:8291a684 r9:ebd81d84 r8:00000002 r7:60000013 r6:ebd81d8c r5:858f3000 ** 6 printk messages dropped ** [ 1344.181220][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.181369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf040 ** 6 printk messages dropped ** [ 1344.181613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.181656][ T32] r5:84b9878c r4:84b98400 [ 1344.181675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.181720][ T32] r7:ddde2d80 r6:83018200 r5:84b9878c r4:85847c00 [ 1344.181741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.181809][ T32] r10:61c88647 r9:858f3000 r8:85847c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.181839][ T32] r4:85847c00 [ 1344.181859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.181925][ T32] r10:00000000 r9:85847c00 r8:80287e08 r7:ebd7de60 r6:85866d00 r5:858f3000 [ 1344.181976][ T32] r4:00000001 [ 1344.182003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.182041][ T32] Exception stack(0xebd81fb0 to 0xebd81ff8) [ 1344.182068][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.182095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.182145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.182177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.182202][ T32] r4:85844d40 [ 1344.182486][ T32] INFO: task kworker/1:368:5693 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.182522][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.182610][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.182656][ T32] Call trace: [ 1344.182686][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.182758][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.182796][ T32] r4:00000000 [ 1344.182830][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.182897][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.182929][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.182959][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.182984][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.183009][ T32] r5:80070013 r4:80239bb0 [ 1344.183052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.183096][ T32] r4:82ac21e4 [ 1344.183116][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.183176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.183203][ T32] r4:e0581dc0 [ 1344.183223][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.183264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.183286][ T32] r4:00000000 [ 1344.183306][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.183371][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.183397][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.183441][ T32] r5:00001000 r4:eecd1000 [ 1344.183461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.183502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.183543][ T32] r5:85d62f8c r4:85d62c00 [ 1344.183563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.183614][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.183636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.183682][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.195097][ T32] r4:8509f580 [ 1344.195182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.195277][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.195310][ T32] r4:00000001 [ 1344.195333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.195373][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.195403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.195432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.195460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.195490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.195512][ T32] r4:8509db40 [ 1344.195534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.195564][ T32] INFO: task kworker/1:369:5696 blocked for more than 470 seconds. [ 1344.195606][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.195632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.195657][ T32] task:kworker/1:369 state:D stack:0 pid:5696 tgid:5696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.195713][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.195762][ T32] Call trace: [ 1344.195793][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.195846][ T32] r10:8291a684 r9:ebd89d84 r8:00000002 r7:60000013 r6:ebd89d8c r5:858f3c00 ** 4 printk messages dropped ** [ 1344.196047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.196446][ T32] r5:00001000 r4:df983000 ** 1 printk messages dropped ** [ 1344.196507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.196565][ T32] r5:84b98f8c r4:84b98c00 ** 2 printk messages dropped ** [ 1344.196664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.196872][ T32] Exception stack(0xebd89fb0 to 0xebd89ff8) ** 1 printk messages dropped ** [ 1344.196928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.196954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.196984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.197006][ T32] r4:857bf180 [ 1344.197413][ T32] INFO: task kworker/1:369:5696 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.197448][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.197541][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.197596][ T32] Call trace: [ 1344.197653][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.197705][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.197745][ T32] r4:00000000 [ 1344.197768][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.197811][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.197839][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.197867][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.197892][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.197917][ T32] r5:80070013 r4:80239bb0 [ 1344.197940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.197984][ T32] r4:82ac21e4 [ 1344.198004][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.198070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.198100][ T32] r4:e0581dc0 [ 1344.198122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.198186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.198227][ T32] r4:00000000 [ 1344.198255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.198301][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.198323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.198365][ T32] r5:00001000 r4:eecd1000 [ 1344.198386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.198447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.198763][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.198980][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1344.199186][ T32] INFO: task kworker/1:370:5697 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.199469][ T32] r4:858f4800 ** 3 printk messages dropped ** [ 1344.199621][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.199663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd8de08 [ 1344.199685][ T32] r4:00000000 [ 1344.199705][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.199744][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.199779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.199820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf140 [ 1344.199843][ T32] r4:00000000 [ 1344.199863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.199907][ T32] r9:83018205 r8:858f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.199930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.199971][ T32] r5:00001000 r4:ebb03000 [ 1344.200003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.200047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.200091][ T32] r5:84b98b8c r4:84b98800 [ 1344.200110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.200155][ T32] r7:ddde2d80 r6:83018200 r5:84b98b8c r4:85847d00 [ 1344.200176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.200231][ T32] r10:61c88647 r9:858f4800 r8:85847d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.200256][ T32] r4:85847d00 [ 1344.200275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.200376][ T32] r10:00000000 r9:85847d00 r8:80287e08 r7:ebd89e60 r6:85866e00 r5:858f4800 [ 1344.200409][ T32] r4:00000001 [ 1344.200429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.200465][ T32] Exception stack(0xebd8dfb0 to 0xebd8dff8) [ 1344.200568][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.200610][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.200638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.200670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.200717][ T32] r4:857bf180 [ 1344.201015][ T32] INFO: task kworker/1:370:5697 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.201112][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.201177][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.201223][ T32] Call trace: [ 1344.201266][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.201326][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.201371][ T32] r4:00000000 [ 1344.201408][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.201453][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1344.201560][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1344.201771][ T32] r4:e0581dc0 ** 3 printk messages dropped ** [ 1344.201876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.201920][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.201941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.201997][ T32] r5:00001000 r4:eecd1000 [ 1344.202045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.202089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.202147][ T32] r5:85d62f8c r4:85d62c00 [ 1344.202190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.202267][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.202290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.202397][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.202425][ T32] r4:8509f580 [ 1344.202448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.202497][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.202545][ T32] r4:00000001 [ 1344.202596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.202660][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.202690][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.202718][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.202745][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.202773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.202796][ T32] r4:8509db40 ** 1 printk messages dropped ** [ 1344.202840][ T32] INFO: task kworker/1:371:5699 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.203125][ T32] r4:858f6000 ** 7 printk messages dropped ** [ 1344.203466][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.220271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.220372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.220619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.221044][ T32] Exception stack(0xebd95fb0 to 0xebd95ff8) ** 3 printk messages dropped ** [ 1344.221274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.222731][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1344.222947][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.223301][ T32] r4:e0581dc0 ** 3 printk messages dropped ** [ 1344.223527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1344.232552][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1344.232666][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.232816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.233119][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.233280][ T32] r4:858f5400 [ 1344.233303][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.233350][ T32] r5:858f5400 r4:8291a680 [ 1344.233370][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.233409][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.233453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd9de08 [ 1344.233492][ T32] r4:00000000 [ 1344.233516][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.233553][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.233597][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.233638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf3c0 [ 1344.233725][ T32] r4:00000000 [ 1344.237521][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.237618][ T32] r9:83018205 r8:858f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.237681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.237733][ T32] r5:00001000 r4:eab53000 [ 1344.237755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.237797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.237839][ T32] r5:84b9938c r4:84b99000 [ 1344.237860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.237907][ T32] r7:ddde2d80 r6:83018200 r5:84b9938c r4:85847e80 [ 1344.237929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.237975][ T32] r10:61c88647 r9:858f5400 r8:85847eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.237997][ T32] r4:85847e80 [ 1344.238017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.238063][ T32] r10:00000000 r9:85847e80 r8:80287e08 r7:ebd95e60 r6:85866f00 r5:858f5400 [ 1344.238085][ T32] r4:00000001 [ 1344.238105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.238141][ T32] Exception stack(0xebd9dfb0 to 0xebd9dff8) [ 1344.238170][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.238200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.238227][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.238257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.238280][ T32] r4:857bf2c0 [ 1344.238718][ T32] INFO: task kworker/1:372:5701 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.238756][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.238824][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.238871][ T32] Call trace: [ 1344.238903][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.238956][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.238981][ T32] r4:00000000 [ 1344.239001][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.239041][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.239087][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.239124][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.239150][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.239175][ T32] r5:80070013 r4:80239bb0 [ 1344.239197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.239237][ T32] r4:82ac21e4 [ 1344.239280][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.239330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.239359][ T32] r4:e0581dc0 [ 1344.239394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.239439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.239467][ T32] r4:00000000 [ 1344.239489][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.239557][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.239589][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.239838][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1344.240022][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.240161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.240508][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.240807][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1344.241069][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.241273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.241429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.241703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.242164][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.242569][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1344.242886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1344.243507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.254359][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1344.254471][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.254560][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.254891][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.255267][ T32] r5:857fbc00 r4:8291a680 ** 5 printk messages dropped ** [ 1344.255691][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.256120][ T32] r5:00001000 r4:eafdb000 ** 1 printk messages dropped ** [ 1344.256257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.256320][ T32] r5:84b99b8c r4:84b99800 [ 1344.256365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.256414][ T32] r7:ddde2d80 r6:83018200 r5:84b99b8c r4:85847f00 [ 1344.256435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.256496][ T32] r10:61c88647 r9:857fbc00 r8:85847f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.256523][ T32] r4:85847f00 [ 1344.256543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.256663][ T32] r10:00000000 r9:85847f00 r8:80287e08 r7:ebd95e60 r6:85847f80 r5:857fbc00 [ 1344.256698][ T32] r4:00000001 [ 1344.256719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.256759][ T32] Exception stack(0xebda1fb0 to 0xebda1ff8) [ 1344.256786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.256836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.256874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.256931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.256958][ T32] r4:857bf640 [ 1344.257365][ T32] INFO: task kworker/1:374:5705 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.257402][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.257477][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.257675][ T32] Call trace: [ 1344.257811][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.257871][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.257895][ T32] r4:00000000 [ 1344.257914][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.257957][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.257986][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.258016][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.258043][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.258068][ T32] r5:80070013 r4:80239bb0 [ 1344.258088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.258129][ T32] r4:82ac21e4 [ 1344.258150][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.258192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.258214][ T32] r4:e0581dc0 [ 1344.258233][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.258274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.258297][ T32] r4:00000000 [ 1344.258319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.258363][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.258396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.258444][ T32] r5:00001000 r4:eecd1000 [ 1344.258466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.258505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.258546][ T32] r5:85d62f8c r4:85d62c00 [ 1344.258579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.258631][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.258731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.258783][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.258807][ T32] r4:8509f580 [ 1344.258828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.258873][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.258896][ T32] r4:00000001 [ 1344.258916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.259018][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.259048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.259079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.259105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.259134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.259157][ T32] r4:8509db40 [ 1344.259177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.259209][ T32] INFO: task kworker/1:375:5708 blocked for more than 470 seconds. [ 1344.259241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.259264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.259316][ T32] task:kworker/1:375 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.259366][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.259408][ T32] Call trace: [ 1344.259437][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.259485][ T32] r10:8291a684 r9:ebdadd84 r8:00000002 r7:60000113 r6:ebdadd8c r5:858f1800 [ 1344.259509][ T32] r4:858f1800 [ 1344.259530][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.259587][ T32] r5:858f1800 r4:8291a680 [ 1344.259612][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.259651][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.259692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdade08 [ 1344.259718][ T32] r4:00000000 [ 1344.259738][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.259771][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.259806][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.259845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf980 [ 1344.259867][ T32] r4:00000000 [ 1344.259887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.259929][ T32] r9:83018205 r8:858f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1344.259964][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.260011][ T32] r5:00001000 r4:eb289000 [ 1344.260031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.260071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.260113][ T32] r5:84b9a38c r4:84b9a000 [ 1344.260133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.260199][ T32] r7:ddde2d80 r6:83018200 r5:84b9a38c r4:857b7000 ** 1 printk messages dropped ** [ 1344.260271][ T32] r10:61c88647 r9:858f1800 r8:857b702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1344.260953][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.261515][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.261718][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.261888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.262286][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1344.262509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.262919][ T32] r10:8291a684 r9:ebdb5d84 r8:00000002 r7:60000113 r6:ebdb5d8c r5:84bd6000 ** 6 printk messages dropped ** [ 1344.263126][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.263300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bfc80 ** 6 printk messages dropped ** [ 1344.263551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.280236][ T32] r4:857b7080 ** 4 printk messages dropped ** [ 1344.280527][ T32] Exception stack(0xebdb5fb0 to 0xebdb5ff8) ** 7 printk messages dropped ** [ 1344.281495][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.282429][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1344.282615][ T32] r5:80070013 r4:80239bb0 [ 1344.282637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.282680][ T32] r4:82ac21e4 [ 1344.282700][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.282741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.282763][ T32] r4:e0581dc0 [ 1344.282783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.282848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.282875][ T32] r4:00000000 [ 1344.282902][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.283016][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.283181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.283228][ T32] r5:00001000 r4:eecd1000 [ 1344.283268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.283312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.283594][ T32] r5:85d62f8c r4:85d62c00 [ 1344.283683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.296081][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.296151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.296314][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.296376][ T32] r4:8509f580 [ 1344.296423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.296521][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.296584][ T32] r4:00000001 [ 1344.296629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.296708][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.296772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.296837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.296925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.297031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.297066][ T32] r4:8509db40 [ 1344.297110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.297174][ T32] INFO: task kworker/1:377:5711 blocked for more than 470 seconds. [ 1344.297213][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.297262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.297289][ T32] task:kworker/1:377 state:D stack:0 pid:5711 tgid:5711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.297383][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.297583][ T32] Call trace: [ 1344.297626][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.297682][ T32] r10:8291a684 r9:ebdb9d84 r8:00000002 r7:60000113 r6:ebdb9d8c r5:84aa0000 [ 1344.297738][ T32] r4:84aa0000 [ 1344.297764][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.297834][ T32] r5:84aa0000 r4:8291a680 [ 1344.297925][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.297970][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.298013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb9e08 [ 1344.298036][ T32] r4:00000000 [ 1344.298075][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.298114][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.298152][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.298193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bfd80 [ 1344.298215][ T32] r4:00000000 [ 1344.298244][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.298320][ T32] r9:83018205 r8:84aa0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1344.298349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.298393][ T32] r5:00001000 r4:eb61d000 [ 1344.298422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.298488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.298547][ T32] r5:84b9af8c r4:84b9ac00 [ 1344.298567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.298616][ T32] r7:ddde2d80 r6:83018200 r5:84b9af8c r4:857b7100 [ 1344.298654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.298746][ T32] r10:61c88647 r9:84aa0000 r8:857b712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.298776][ T32] r4:857b7100 [ 1344.298796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.298841][ T32] r10:00000000 r9:857b7100 r8:80287e08 r7:ebdb5e60 r6:857ae100 r5:84aa0000 [ 1344.298868][ T32] r4:00000001 [ 1344.298958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.298999][ T32] Exception stack(0xebdb9fb0 to 0xebdb9ff8) [ 1344.299132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.299167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.299194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.299233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.299264][ T32] r4:857bfac0 [ 1344.299841][ T32] INFO: task kworker/1:377:5711 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.299980][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.300113][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.300186][ T32] Call trace: [ 1344.300227][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.300336][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.300371][ T32] r4:00000000 [ 1344.300398][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.300451][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.300566][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.300609][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.300644][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.300676][ T32] r5:80070013 r4:80239bb0 [ 1344.300739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.300795][ T32] r4:82ac21e4 [ 1344.300857][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.300915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.301709][ T32] r4:e0581dc0 [ 1344.301741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.301790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.301813][ T32] r4:00000000 [ 1344.301833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.301880][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.301903][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.301947][ T32] r5:00001000 r4:eecd1000 [ 1344.301987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.302066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.302121][ T32] r5:85d62f8c r4:85d62c00 [ 1344.302160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.302211][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.302234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.302328][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.302356][ T32] r4:8509f580 [ 1344.302377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.302459][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.302486][ T32] r4:00000001 [ 1344.302506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.302541][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.302568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.302599][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.302628][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.302822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.302850][ T32] r4:8509db40 [ 1344.302876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.302906][ T32] INFO: task kworker/1:378:5715 blocked for more than 470 seconds. [ 1344.302937][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.302962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.303094][ T32] task:kworker/1:378 state:D stack:0 pid:5715 tgid:5715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.303175][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.303255][ T32] Call trace: [ 1344.303509][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.303579][ T32] r10:8291a684 r9:ebdc1d84 r8:00000002 r7:60000013 r6:ebdc1d8c r5:84aa2400 [ 1344.303627][ T32] r4:84aa2400 [ 1344.303688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.316291][ T32] r5:84aa2400 r4:8291a680 [ 1344.316370][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.316442][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.316515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc1e08 [ 1344.316548][ T32] r4:00000000 [ 1344.316570][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.316629][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.316674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.316741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bfe40 [ 1344.316771][ T32] r4:00000000 [ 1344.316798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.316873][ T32] r9:83018205 r8:84aa2400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.316900][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.316946][ T32] r5:00001000 r4:eb64d000 [ 1344.316983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.317028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.317072][ T32] r5:84b9b38c r4:84b9b000 [ 1344.317093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.317164][ T32] r7:ddde2d80 r6:83018200 r5:84b9b38c r4:857b7180 [ 1344.317189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.317239][ T32] r10:61c88647 r9:84aa2400 r8:857b71ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.317263][ T32] r4:857b7180 [ 1344.317289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.317337][ T32] r10:00000000 r9:857b7180 r8:80287e08 r7:ebdb9e60 r6:857ae180 r5:84aa2400 [ 1344.317433][ T32] r4:00000001 [ 1344.317459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.317498][ T32] Exception stack(0xebdc1fb0 to 0xebdc1ff8) [ 1344.317550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.317606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.317636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.317669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.317692][ T32] r4:857bfd00 [ 1344.318179][ T32] INFO: task kworker/1:378:5715 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.318287][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.318458][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.318535][ T32] Call trace: [ 1344.318570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.318623][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.318695][ T32] r4:00000000 [ 1344.318720][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.318808][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.318840][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.318871][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.318896][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.318921][ T32] r5:80070013 r4:80239bb0 [ 1344.318942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.318983][ T32] r4:82ac21e4 [ 1344.319003][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.319044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.319068][ T32] r4:e0581dc0 [ 1344.319087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.319127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.319149][ T32] r4:00000000 [ 1344.319169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.319212][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.319233][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.319293][ T32] r5:00001000 r4:eecd1000 [ 1344.319324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.319367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.319409][ T32] r5:85d62f8c r4:85d62c00 [ 1344.319428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.319499][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.319524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.319573][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1344.319703][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1344.319926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.320282][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.320647][ T32] r5:84aa0c00 r4:8291a680 ** 2 printk messages dropped ** [ 1344.320754][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc5e08 ** 5 printk messages dropped ** [ 1344.320959][ T32] r4:00000000 [ 1344.321003][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.321051][ T32] r9:83018205 r8:84aa0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1344.321073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.321120][ T32] r5:00001000 r4:eb68f000 [ 1344.321142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.321181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.321222][ T32] r5:84b9b78c r4:84b9b400 [ 1344.321241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.321296][ T32] r7:ddde2d80 r6:83018200 r5:84b9b78c r4:857b7200 [ 1344.321319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.321368][ T32] r10:61c88647 r9:84aa0c00 r8:857b722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.321390][ T32] r4:857b7200 [ 1344.321410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.321454][ T32] r10:00000000 r9:857b7200 r8:80287e08 r7:ebdc1e60 r6:857ae200 r5:84aa0c00 [ 1344.321478][ T32] r4:00000001 [ 1344.321498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.321532][ T32] Exception stack(0xebdc5fb0 to 0xebdc5ff8) [ 1344.321575][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.321607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.321636][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.321665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.321688][ T32] r4:857bfe80 [ 1344.321950][ T32] INFO: task kworker/1:379:5717 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.322010][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.322120][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.322168][ T32] Call trace: [ 1344.322198][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.322251][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.322274][ T32] r4:00000000 [ 1344.322299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.322340][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.322369][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.322397][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.322422][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.322445][ T32] r5:80070013 r4:80239bb0 [ 1344.322466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.322522][ T32] r4:82ac21e4 [ 1344.322547][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.322613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1344.322879][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1344.323047][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1344.323291][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.323454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.323777][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.333150][ T32] r4:84aa3000 ** 4 printk messages dropped ** [ 1344.333391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc9e08 ** 6 printk messages dropped ** [ 1344.333640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.334197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.334240][ T32] r5:84b9bb8c r4:84b9b800 [ 1344.334261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.334316][ T32] r7:ddde2d80 r6:83018200 r5:84b9bb8c r4:857b7280 [ 1344.334337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.334384][ T32] r10:61c88647 r9:84aa3000 r8:857b72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.334407][ T32] r4:857b7280 [ 1344.334426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.334487][ T32] r10:00000000 r9:857b7280 r8:80287e08 r7:ebdc5e60 r6:857ae280 r5:84aa3000 [ 1344.334514][ T32] r4:00000001 [ 1344.334536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.334577][ T32] Exception stack(0xebdc9fb0 to 0xebdc9ff8) [ 1344.334631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.334664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.334691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.334744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.334770][ T32] r4:857bfe80 [ 1344.335202][ T32] INFO: task kworker/1:380:5718 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.335263][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.335353][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.335444][ T32] Call trace: [ 1344.335527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.335586][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.335612][ T32] r4:00000000 [ 1344.335632][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.335712][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.335746][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.335775][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.335801][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.335826][ T32] r5:80070013 r4:80239bb0 [ 1344.335851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.335934][ T32] r4:82ac21e4 [ 1344.335958][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.336026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.336102][ T32] r4:e0581dc0 [ 1344.336127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.336169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.336192][ T32] r4:00000000 [ 1344.336213][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.336280][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.336359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.336408][ T32] r5:00001000 r4:eecd1000 [ 1344.336429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.336493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.336572][ T32] r5:85d62f8c r4:85d62c00 [ 1344.336597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.336668][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.336694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.336767][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.336794][ T32] r4:8509f580 [ 1344.336814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.336860][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.336905][ T32] r4:00000001 [ 1344.336951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.336990][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.337018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.337047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.337073][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.337104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.337151][ T32] r4:8509db40 [ 1344.337203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.337246][ T32] INFO: task kworker/1:381:5720 blocked for more than 470 seconds. [ 1344.337279][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.337310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.337333][ T32] task:kworker/1:381 state:D stack:0 pid:5720 tgid:5720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.337401][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.337446][ T32] Call trace: [ 1344.337476][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.337576][ T32] r10:8291a684 r9:ebd79d84 r8:00000002 r7:60000013 r6:ebd79d8c r5:85803000 [ 1344.337650][ T32] r4:85803000 [ 1344.337698][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.337749][ T32] r5:85803000 r4:8291a680 [ 1344.337771][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.337839][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.337885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 [ 1344.337907][ T32] r4:00000000 [ 1344.337926][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.337964][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.338024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.338077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aa280 [ 1344.338101][ T32] r4:00000000 [ 1344.338121][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.338175][ T32] r9:83018205 r8:85803000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1344.338201][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.338243][ T32] r5:00001000 r4:eb6e1000 [ 1344.338282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.338331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.338375][ T32] r5:84b9bf8c r4:84b9bc00 [ 1344.338405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1344.338533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.338738][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.338903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.339456][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.339627][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1344.339812][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.339853][ T32] r4:82ac21e4 [ 1344.339873][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.339925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.339974][ T32] r4:e0581dc0 [ 1344.340002][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.340046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.340069][ T32] r4:00000000 [ 1344.340089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.340132][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.340154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.340195][ T32] r5:00001000 r4:eecd1000 [ 1344.340214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.340251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.340299][ T32] r5:85d62f8c r4:85d62c00 [ 1344.340346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.340411][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.340459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.340510][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.340577][ T32] r4:8509f580 [ 1344.340600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.340646][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.340671][ T32] r4:00000001 [ 1344.340700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.340760][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.340790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.340819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.340845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.340874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.340895][ T32] r4:8509db40 [ 1344.340920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.340955][ T32] INFO: task kworker/1:382:5723 blocked for more than 470 seconds. [ 1344.340989][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.341013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.341034][ T32] task:kworker/1:382 state:D stack:0 pid:5723 tgid:5723 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.341375][ T32] r5:857fec00 r4:8291a680 ** 2 printk messages dropped ** [ 1344.341493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb1e08 ** 8 printk messages dropped ** [ 1344.341855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.341954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.341996][ T32] r5:84a98f8c r4:84a98c00 ** 3 printk messages dropped ** [ 1344.342147][ T32] r10:61c88647 r9:857fec00 r8:857b742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.342454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.342982][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.343288][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 6 printk messages dropped ** [ 1344.343596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1344.363496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.363542][ T32] r5:85d62f8c r4:85d62c00 [ 1344.363562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.363610][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.363632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.363796][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.364223][ T32] r4:8509f580 [ 1344.364256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.364359][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.364382][ T32] r4:00000001 [ 1344.364427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.364511][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.364546][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.364574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.364621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.364679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.364705][ T32] r4:8509db40 [ 1344.364738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.364771][ T32] INFO: task kworker/1:383:5724 blocked for more than 470 seconds. [ 1344.364805][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.364868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.364895][ T32] task:kworker/1:383 state:D stack:0 pid:5724 tgid:5724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.364962][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.365013][ T32] Call trace: [ 1344.365055][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.365112][ T32] r10:8291a684 r9:ebdd5d84 r8:00000002 r7:60000113 r6:ebdd5d8c r5:84aa3c00 [ 1344.365135][ T32] r4:84aa3c00 [ 1344.365156][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.365199][ T32] r5:84aa3c00 r4:8291a680 [ 1344.365244][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.365314][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.365360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdd5e08 [ 1344.365396][ T32] r4:00000000 [ 1344.365421][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.365492][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.365537][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.365579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aa400 [ 1344.365601][ T32] r4:00000000 [ 1344.365638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.365706][ T32] r9:83018205 r8:84aa3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1344.365732][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.365784][ T32] r5:00001000 r4:eb843000 [ 1344.365817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.365860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.365911][ T32] r5:84a9838c r4:84a98000 [ 1344.365934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.365979][ T32] r7:ddde2d80 r6:83018200 r5:84a9838c r4:857b7500 [ 1344.366010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.366083][ T32] r10:61c88647 r9:84aa3c00 r8:857b752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.366133][ T32] r4:857b7500 [ 1344.366153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.366216][ T32] r10:00000000 r9:857b7500 r8:80287e08 r7:ebdb1e60 r6:857ae300 r5:84aa3c00 [ 1344.366261][ T32] r4:00000001 [ 1344.366322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.366409][ T32] Exception stack(0xebdd5fb0 to 0xebdd5ff8) [ 1344.366443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.366472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.366497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.366535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.366560][ T32] r4:857aa540 [ 1344.367013][ T32] INFO: task kworker/1:383:5724 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.367057][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.367133][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.367200][ T32] Call trace: [ 1344.367235][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.367292][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.367336][ T32] r4:00000000 [ 1344.367359][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.367401][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.367428][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.367456][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.367481][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.367504][ T32] r5:80070013 r4:80239bb0 [ 1344.367533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.367578][ T32] r4:82ac21e4 [ 1344.367599][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.367660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.367686][ T32] r4:e0581dc0 [ 1344.367706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.367748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 3 printk messages dropped ** [ 1344.367925][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1344.368464][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1344.368679][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1344.368916][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.369253][ T32] r5:84aa4800 r4:8291a680 ** 3 printk messages dropped ** [ 1344.369439][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.369607][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.369846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.369899][ T32] r5:84a9878c r4:84a98400 ** 2 printk messages dropped ** [ 1344.370027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.370330][ T32] Exception stack(0xebdddfb0 to 0xebdddff8) ** 4 printk messages dropped ** [ 1344.370513][ T32] r4:857aa740 ** 3 printk messages dropped ** [ 1344.370983][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.371238][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1344.371428][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.371574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1344.371944][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1344.372240][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1344.372549][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1344.372714][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1344.372785][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.372834][ T32] r10:8291a684 r9:ebde5d84 r8:00000002 r7:60000113 r6:ebde5d8c r5:84aa5400 [ 1344.372858][ T32] r4:84aa5400 [ 1344.372899][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.372952][ T32] r5:84aa5400 r4:8291a680 [ 1344.373002][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.373047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.373105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebde5e08 [ 1344.373142][ T32] r4:00000000 [ 1344.373164][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.373201][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.373236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.373294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aa6c0 [ 1344.373321][ T32] r4:00000000 [ 1344.373342][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.373386][ T32] r9:83018205 r8:84aa5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.373408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.373449][ T32] r5:00001000 r4:eb8b3000 [ 1344.373470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.373509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.373549][ T32] r5:84a98b8c r4:84a98800 [ 1344.373570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.373635][ T32] r7:ddde2d80 r6:83018200 r5:84a98b8c r4:857b7600 [ 1344.373660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.373711][ T32] r10:61c88647 r9:84aa5400 r8:857b762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.373736][ T32] r4:857b7600 [ 1344.387817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.387958][ T32] r10:00000000 r9:857b7600 r8:80287e08 r7:ebdb1e60 r6:857ae400 r5:84aa5400 [ 1344.387993][ T32] r4:00000001 [ 1344.388020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.388094][ T32] Exception stack(0xebde5fb0 to 0xebde5ff8) [ 1344.388175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.388228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.388260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.388299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.388347][ T32] r4:857aa5c0 [ 1344.388784][ T32] INFO: task kworker/1:385:5728 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.388841][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.389047][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.389123][ T32] Call trace: [ 1344.389164][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.389222][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.389247][ T32] r4:00000000 [ 1344.389268][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.389318][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.389368][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.389403][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.389429][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.389474][ T32] r5:80070013 r4:80239bb0 [ 1344.389507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.389551][ T32] r4:82ac21e4 [ 1344.389593][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.389642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.389687][ T32] r4:e0581dc0 [ 1344.389716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.389781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.389809][ T32] r4:00000000 [ 1344.389831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.389890][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.389936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.389984][ T32] r5:00001000 r4:eecd1000 [ 1344.390005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.390046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.390088][ T32] r5:85d62f8c r4:85d62c00 [ 1344.390131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.390183][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.390248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.390306][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.390350][ T32] r4:8509f580 [ 1344.390385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.390436][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.390460][ T32] r4:00000001 [ 1344.390481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.390516][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1344.390669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.390966][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.391266][ T32] r5:84aa6000 r4:8291a680 ** 3 printk messages dropped ** [ 1344.391472][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.391653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aabc0 ** 6 printk messages dropped ** [ 1344.391968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.392220][ T32] r10:61c88647 r9:84aa6000 r8:857b76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.392476][ T32] Exception stack(0xebdedfb0 to 0xebdedff8) ** 6 printk messages dropped ** [ 1344.392939][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.393387][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1344.393630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1344.405810][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.406234][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1344.406349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1344.406615][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1344.406846][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.407170][ T32] r5:84aa6c00 r4:8291a680 ** 1 printk messages dropped ** [ 1344.407230][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.407522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aa900 [ 1344.407543][ T32] r4:00000000 [ 1344.407563][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.407626][ T32] r9:83018205 r8:84aa6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.407651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.407693][ T32] r5:00001000 r4:eba77000 [ 1344.407732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.407775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.407818][ T32] r5:84a9938c r4:84a99000 [ 1344.407837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.407901][ T32] r7:ddde2d80 r6:83018200 r5:84a9938c r4:857b7780 [ 1344.407925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.407981][ T32] r10:61c88647 r9:84aa6c00 r8:857b77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.408025][ T32] r4:857b7780 [ 1344.408058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.408119][ T32] r10:00000000 r9:857b7780 r8:80287e08 r7:ebdede60 r6:857ae500 r5:84aa6c00 [ 1344.408144][ T32] r4:00000001 [ 1344.408163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.408197][ T32] Exception stack(0xebdf5fb0 to 0xebdf5ff8) [ 1344.408222][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.408251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.408300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.408346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.408370][ T32] r4:857aaa80 [ 1344.408825][ T32] INFO: task kworker/1:387:5732 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.408862][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.408917][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.409025][ T32] Call trace: [ 1344.409070][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.409125][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.409157][ T32] r4:00000000 [ 1344.409180][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.409221][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.409248][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.409276][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.409308][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.409332][ T32] r5:80070013 r4:80239bb0 [ 1344.409369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.409443][ T32] r4:82ac21e4 [ 1344.409467][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.409528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.409570][ T32] r4:e0581dc0 [ 1344.409615][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.409665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.409700][ T32] r4:00000000 [ 1344.409733][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.409777][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.409798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.409858][ T32] r5:00001000 r4:eecd1000 [ 1344.409886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.409926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.409967][ T32] r5:85d62f8c r4:85d62c00 [ 1344.409986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.410032][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.410053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.410119][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.410149][ T32] r4:8509f580 [ 1344.410170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.410215][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1344.410396][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.410727][ T32] task:kworker/1:388 state:D stack:0 pid:5734 tgid:5734 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.411148][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.411426][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.411603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.411644][ T32] r5:84a9978c r4:84a99400 ** 2 printk messages dropped ** [ 1344.411739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.411969][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.412126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.412660][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.412913][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1344.413090][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.413268][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.413499][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1344.427549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1344.427723][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.428037][ T32] task:kworker/1:389 state:D stack:0 pid:5736 tgid:5736 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.428510][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.428803][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.428993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.429144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.429351][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.429521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.430258][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.430506][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1344.430819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 6 printk messages dropped ** [ 1344.431024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.431064][ T32] r5:85d62f8c r4:85d62c00 [ 1344.431083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.431128][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.431147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.431193][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.431225][ T32] r4:8509f580 [ 1344.431248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.431304][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.431327][ T32] r4:00000001 [ 1344.431373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.431413][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.431439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.431466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.431494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.431522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.431554][ T32] r4:8509db40 [ 1344.431606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.431654][ T32] INFO: task kworker/1:390:5738 blocked for more than 470 seconds. [ 1344.431686][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.431718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.431746][ T32] task:kworker/1:390 state:D stack:0 pid:5738 tgid:5738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.431790][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.431829][ T32] Call trace: [ 1344.431878][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.431930][ T32] r10:8291a684 r9:ebe0dd84 r8:00000002 r7:60000113 r6:ebe0dd8c r5:85888c00 [ 1344.431973][ T32] r4:85888c00 [ 1344.431998][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.432044][ T32] r5:85888c00 r4:8291a680 [ 1344.432064][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.432104][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.432144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe0de08 [ 1344.432166][ T32] r4:00000000 [ 1344.432185][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.432238][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.432385][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.432433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aad00 [ 1344.432456][ T32] r4:00000000 [ 1344.432476][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.432519][ T32] r9:83018205 r8:85888c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1344.432540][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.432581][ T32] r5:00001000 r4:ebb2b000 [ 1344.432601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.432659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.432729][ T32] r5:84a99f8c r4:84a99c00 [ 1344.432752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.432798][ T32] r7:ddde2d80 r6:83018200 r5:84a99f8c r4:857b7880 [ 1344.432819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.432864][ T32] r10:61c88647 r9:85888c00 r8:857b78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.432886][ T32] r4:857b7880 [ 1344.432924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.432971][ T32] r10:00000000 r9:857b7880 r8:80287e08 r7:ebe05e60 r6:857ae680 r5:85888c00 [ 1344.433013][ T32] r4:00000001 [ 1344.433036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.433072][ T32] Exception stack(0xebe0dfb0 to 0xebe0dff8) [ 1344.433098][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.433126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.433172][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.433224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.433250][ T32] r4:857aac00 [ 1344.433508][ T32] INFO: task kworker/1:390:5738 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.433547][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.433602][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.433643][ T32] Call trace: [ 1344.433683][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.441681][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.441724][ T32] r4:00000000 [ 1344.441770][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.441835][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.441867][ T32] 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.441916][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.441949][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.442002][ T32] r5:80070013 r4:80239bb0 [ 1344.442032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.442078][ T32] r4:82ac21e4 [ 1344.442117][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.442163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.442187][ T32] r4:e0581dc0 [ 1344.442221][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.442265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.442298][ T32] r4:00000000 [ 1344.442318][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.442364][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.442385][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.442428][ T32] r5:00001000 r4:eecd1000 [ 1344.442448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.442508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.442576][ T32] r5:85d62f8c r4:85d62c00 [ 1344.442609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.442680][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.442705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.442754][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.442776][ T32] r4:8509f580 [ 1344.442805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.442853][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.442918][ T32] r4:00000001 [ 1344.442955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.442995][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.443022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.443050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.443077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.443119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.443152][ T32] r4:8509db40 [ 1344.443179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.443209][ T32] INFO: task kworker/1:391:5740 blocked for more than 470 seconds. [ 1344.443270][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.443305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.443327][ T32] task:kworker/1:391 state:D stack:0 pid:5740 tgid:5740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.443436][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.443503][ T32] Call trace: [ 1344.443576][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.443635][ T32] r10:8291a684 r9:ebe15d84 r8:00000002 r7:60000113 r6:ebe15d8c r5:8588a400 [ 1344.443679][ T32] r4:8588a400 [ 1344.443708][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.454098][ T32] r5:8588a400 r4:8291a680 [ 1344.454169][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.454233][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.454278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe15e08 [ 1344.454308][ T32] r4:00000000 [ 1344.454338][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.454380][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.454429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.454476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aae40 [ 1344.454498][ T32] r4:00000000 [ 1344.454530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.454581][ T32] r9:83018205 r8:8588a400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1344.454603][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.454648][ T32] r5:00001000 r4:ebb3d000 [ 1344.454669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.454707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.454768][ T32] r5:84a9a38c r4:84a9a000 [ 1344.454792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.454841][ T32] r7:ddde2d80 r6:83018200 r5:84a9a38c r4:857b7900 [ 1344.454889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.454951][ T32] r10:61c88647 r9:8588a400 r8:857b792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.454975][ T32] r4:857b7900 [ 1344.454995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.455041][ T32] r10:00000000 r9:857b7900 r8:80287e08 r7:ebe05e60 r6:857ae700 r5:8588a400 [ 1344.455080][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.455205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.455943][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.456198][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1344.456476][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.456722][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.456924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.457293][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1344.457690][ T32] INFO: task kworker/1:392:5742 blocked for more than 470 seconds. ** 4 printk messages dropped ** [ 1344.457890][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.458164][ T32] r5:8588b000 r4:8291a680 ** 4 printk messages dropped ** [ 1344.458368][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1344.458629][ T32] r9:83018205 r8:8588b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1344.458651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.458691][ T32] r5:00001000 r4:ebb49000 [ 1344.458723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.458767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.458809][ T32] r5:84a9a78c r4:84a9a400 [ 1344.458860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.458909][ T32] r7:ddde2d80 r6:83018200 r5:84a9a78c r4:857b7980 [ 1344.458968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.459053][ T32] r10:61c88647 r9:8588b000 r8:857b79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.459079][ T32] r4:857b7980 [ 1344.459098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.459143][ T32] r10:00000000 r9:857b7980 r8:80287e08 r7:ebe05e60 r6:857ae780 r5:8588b000 [ 1344.459194][ T32] r4:00000001 [ 1344.459216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.459273][ T32] Exception stack(0xebe1dfb0 to 0xebe1dff8) [ 1344.459323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.459356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.459402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.459445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.459473][ T32] r4:857c48c0 [ 1344.459726][ T32] INFO: task kworker/1:392:5742 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.459762][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.459863][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.459920][ T32] Call trace: [ 1344.459970][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.460024][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.460068][ T32] r4:00000000 [ 1344.460090][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.460131][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.460175][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.460206][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.460231][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.460255][ T32] r5:80070013 r4:80239bb0 [ 1344.460275][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.460340][ T32] r4:82ac21e4 [ 1344.460406][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.460452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.460475][ T32] r4:e0581dc0 [ 1344.460515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.460560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.460584][ T32] r4:00000000 [ 1344.460623][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.460670][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.460692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.460754][ T32] r5:00001000 r4:eecd1000 [ 1344.460797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.460840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.460882][ T32] r5:85d62f8c r4:85d62c00 [ 1344.460922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.460972][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.461013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.461084][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.461111][ T32] r4:8509f580 [ 1344.461150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.461202][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.461225][ T32] r4:00000001 [ 1344.461243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.461296][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.461346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.461378][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.461427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.461479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.461527][ T32] r4:8509db40 [ 1344.461552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.461576][ T32] INFO: task kworker/1:393:5744 blocked for more than 470 seconds. [ 1344.461603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.461625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1344.461883][ T32] r4:85888000 ** 4 printk messages dropped ** [ 1344.462101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe25e08 ** 7 printk messages dropped ** [ 1344.462481][ T32] r9:83018205 r8:85888000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1344.462666][ T32] r5:858c038c r4:858c0000 ** 3 printk messages dropped ** [ 1344.462844][ T32] r10:61c88647 r9:85888000 r8:857b7a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.463251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.478757][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.479092][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.479145][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.479190][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.479216][ T32] r5:80070013 r4:80239bb0 [ 1344.479237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.479294][ T32] r4:82ac21e4 [ 1344.479319][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.479363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.479385][ T32] r4:e0581dc0 [ 1344.479405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.479447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.479469][ T32] r4:00000000 [ 1344.479508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.479572][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.479597][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.479641][ T32] r5:00001000 r4:eecd1000 [ 1344.479661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.479722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.479782][ T32] r5:85d62f8c r4:85d62c00 [ 1344.479825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.479879][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.479901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.479949][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.479971][ T32] r4:8509f580 [ 1344.479990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.480045][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.480071][ T32] r4:00000001 [ 1344.480111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.480161][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.480191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.480219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.480253][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.480408][ T32] INFO: task kworker/1:394:5746 blocked for more than 470 seconds. ** 8 printk messages dropped ** [ 1344.480808][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1344.481148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85716000 [ 1344.481193][ T32] r4:00000000 [ 1344.481216][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.481299][ T32] r9:83018205 r8:8588bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1344.481325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.481368][ T32] r5:00001000 r4:ebb67000 [ 1344.481390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.481437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.481482][ T32] r5:84a9af8c r4:84a9ac00 [ 1344.481535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.481582][ T32] r7:ddde2d80 r6:83018200 r5:84a9af8c r4:857b7a80 [ 1344.481605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.481660][ T32] r10:61c88647 r9:8588bc00 r8:857b7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.481707][ T32] r4:857b7a80 [ 1344.481729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.481795][ T32] r10:00000000 r9:857b7a80 r8:80287e08 r7:ebe25e60 r6:857ae880 r5:8588bc00 [ 1344.481820][ T32] r4:00000001 [ 1344.481839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.481874][ T32] Exception stack(0xebe2dfb0 to 0xebe2dff8) [ 1344.481899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.481927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.481952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.482003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.482051][ T32] r4:85716100 [ 1344.482569][ T32] INFO: task kworker/1:394:5746 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.482613][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.482703][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.482822][ T32] Call trace: [ 1344.482872][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.482925][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.482949][ T32] r4:00000000 [ 1344.482989][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.483050][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.483123][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.483163][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.483189][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.483212][ T32] r5:80070013 r4:80239bb0 [ 1344.483232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.483290][ T32] r4:82ac21e4 [ 1344.483315][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.483363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.483388][ T32] r4:e0581dc0 [ 1344.483407][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.483463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.483489][ T32] r4:00000000 [ 1344.483509][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.483558][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.483594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.483659][ T32] r5:00001000 r4:eecd1000 [ 1344.483683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.494209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.494347][ T32] r5:85d62f8c r4:85d62c00 [ 1344.494372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.494423][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.494445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.494493][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.494538][ T32] r4:8509f580 [ 1344.494585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.494641][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.494666][ T32] r4:00000001 [ 1344.494686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1344.494807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.495289][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.495620][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.495991][ T32] r9:83018205 r8:8588d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1344.496218][ T32] r5:84a9b38c r4:84a9b000 ** 1 printk messages dropped ** [ 1344.496295][ T32] r7:ddde2d80 r6:83018200 r5:84a9b38c r4:857b7b00 ** 2 printk messages dropped ** [ 1344.496415][ T32] r4:857b7b00 ** 6 printk messages dropped ** [ 1344.496690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.497415][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.497776][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1344.498051][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.498231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.498561][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.498692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.498964][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.499317][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.499533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85716300 [ 1344.499554][ T32] r4:00000000 [ 1344.499595][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.499642][ T32] r9:83018205 r8:8588c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1344.499665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.499707][ T32] r5:00001000 r4:ebb95000 [ 1344.499731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.499770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.499842][ T32] r5:84a9b78c r4:84a9b400 [ 1344.499865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.499911][ T32] r7:ddde2d80 r6:83018200 r5:84a9b78c r4:857b7b80 [ 1344.499933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.499978][ T32] r10:61c88647 r9:8588c800 r8:857b7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.500037][ T32] r4:857b7b80 [ 1344.500080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.500149][ T32] r10:00000000 r9:857b7b80 r8:80287e08 r7:ebe25e60 r6:857ae980 r5:8588c800 [ 1344.500175][ T32] r4:00000001 [ 1344.500194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.500229][ T32] Exception stack(0xebe41fb0 to 0xebe41ff8) [ 1344.500254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.500295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.500354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.500385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.500409][ T32] r4:857161c0 [ 1344.500685][ T32] INFO: task kworker/1:396:5751 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.500744][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.500824][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.500907][ T32] Call trace: [ 1344.500964][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.501019][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.501043][ T32] r4:00000000 [ 1344.501062][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.501101][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.501148][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.501180][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.501222][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.501248][ T32] r5:80070013 r4:80239bb0 [ 1344.501270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.501316][ T32] r4:82ac21e4 [ 1344.501336][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.501397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.501423][ T32] r4:e0581dc0 [ 1344.501444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.501489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.501532][ T32] r4:00000000 [ 1344.501556][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.501621][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.501665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.501710][ T32] r5:00001000 r4:eecd1000 [ 1344.501752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.501795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.502018][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1344.502154][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.502275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.502582][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.502882][ T32] r5:85889800 r4:8291a680 ** 5 printk messages dropped ** [ 1344.503132][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.503456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.503620][ T32] r7:ddde2d80 r6:83018200 r5:84a9bb8c r4:857b7c00 ** 6 printk messages dropped ** [ 1344.522626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.523424][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.528236][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1344.528655][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.528897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.529272][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1344.529712][ T32] INFO: task kworker/1:398:5754 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1344.530082][ T32] r10:8291a684 r9:ebdd1d84 r8:00000002 r7:60000013 r6:ebdd1d8c r5:85890000 ** 8 printk messages dropped ** [ 1344.530425][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.530816][ T32] r5:84a9bf8c r4:84a9bc00 [ 1344.530839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.531043][ T32] r4:857b7c80 ** 5 printk messages dropped ** [ 1344.531258][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.532018][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.532075][ T32] Call trace: [ 1344.532147][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.532203][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.532246][ T32] r4:00000000 [ 1344.532269][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.532367][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.532406][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.532435][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.532481][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.532507][ T32] r5:80070013 r4:80239bb0 [ 1344.532543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.532606][ T32] r4:82ac21e4 [ 1344.532652][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.532698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.532741][ T32] r4:e0581dc0 [ 1344.532764][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.532826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.532876][ T32] r4:00000000 [ 1344.532899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.532965][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.532990][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.533042][ T32] r5:00001000 r4:eecd1000 [ 1344.533065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.533114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.533181][ T32] r5:85d62f8c r4:85d62c00 [ 1344.533204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.533250][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.533290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.533359][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.533404][ T32] r4:8509f580 [ 1344.533431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.533478][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.533509][ T32] r4:00000001 [ 1344.533531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.533567][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.533592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.533622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.533649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.533690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.544113][ T32] r4:8509db40 [ 1344.544203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.544240][ T32] INFO: task kworker/1:399:5756 blocked for more than 471 seconds. [ 1344.544276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.544340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.544365][ T32] task:kworker/1:399 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.544425][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.544485][ T32] Call trace: [ 1344.544541][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.544605][ T32] r10:8291a684 r9:ebe49d84 r8:00000002 r7:60000013 r6:ebe49d8c r5:85890c00 [ 1344.544649][ T32] r4:85890c00 [ 1344.544696][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.544748][ T32] r5:85890c00 r4:8291a680 [ 1344.544801][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.544846][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.544889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe49e08 [ 1344.544931][ T32] r4:00000000 [ 1344.544954][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.545010][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.545052][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.545094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857168c0 [ 1344.545116][ T32] r4:00000000 [ 1344.545157][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.545208][ T32] r9:83018205 r8:85890c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1344.545231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.545272][ T32] r5:00001000 r4:ebbcd000 [ 1344.545302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.545363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.545414][ T32] r5:858c078c r4:858c0400 [ 1344.545435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.545482][ T32] r7:ddde2d80 r6:83018200 r5:858c078c r4:857b7d80 [ 1344.545503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.545549][ T32] r10:61c88647 r9:85890c00 r8:857b7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.545611][ T32] r4:857b7d80 [ 1344.545635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.545720][ T32] r10:00000000 r9:857b7d80 r8:80287e08 r7:ebe25e60 r6:857b7e00 r5:85890c00 [ 1344.545749][ T32] r4:00000001 [ 1344.545770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.545837][ T32] Exception stack(0xebe49fb0 to 0xebe49ff8) [ 1344.545873][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.545902][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.545927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.545956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.545980][ T32] r4:85716500 [ 1344.546441][ T32] INFO: task kworker/1:399:5756 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.546498][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.546602][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.546650][ T32] Call trace: [ 1344.546722][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.546779][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.546804][ T32] r4:00000000 [ 1344.546823][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.546874][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.546928][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.546961][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.546988][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.547031][ T32] r5:80070013 r4:80239bb0 [ 1344.547076][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.547142][ T32] r4:82ac21e4 [ 1344.547167][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.547210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.547234][ T32] r4:e0581dc0 [ 1344.547253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.547321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.547348][ T32] r4:00000000 [ 1344.547368][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.547413][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.547463][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.547545][ T32] r5:00001000 r4:eecd1000 [ 1344.547573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.547615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.547657][ T32] r5:85d62f8c r4:85d62c00 [ 1344.547686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.547736][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.547758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1344.547825][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1344.547937][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.548079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.548404][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.548695][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.549067][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.549319][ T32] r5:858c0b8c r4:858c0800 ** 1 printk messages dropped ** [ 1344.549423][ T32] r7:ddde2d80 r6:83018200 r5:858c0b8c r4:857b7e80 ** 4 printk messages dropped ** [ 1344.549602][ T32] r10:00000000 r9:857b7e80 r8:80287e08 r7:ebe49e60 r6:857b7f00 r5:85893000 ** 9 printk messages dropped ** [ 1344.550149][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.550662][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.550879][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.551008][ T32] r5:00001000 r4:eecd1000 ** 7 printk messages dropped ** [ 1344.551327][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1344.551487][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 8 printk messages dropped ** [ 1344.551814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.552227][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.552639][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.552924][ T32] r5:8482c38c r4:8482c000 [ 1344.552967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.553081][ T32] r10:61c88647 r9:85893c00 r8:857b7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.553348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.571111][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.571268][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1344.571470][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1344.571721][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 7 printk messages dropped ** [ 1344.572007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.572486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.572841][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.573049][ T32] r4:85891800 [ 1344.573071][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.573115][ T32] r5:85891800 r4:8291a680 [ 1344.573154][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.573198][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.573264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe55e08 [ 1344.573307][ T32] r4:00000000 [ 1344.573350][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.573435][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.573474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.573517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85716f00 [ 1344.573539][ T32] r4:00000000 [ 1344.573561][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.573606][ T32] r9:83018205 r8:85891800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1344.573628][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.573669][ T32] r5:00001000 r4:ebc81000 [ 1344.573721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.581476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.581641][ T32] r5:858c0f8c r4:858c0c00 [ 1344.581669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.581720][ T32] r7:ddde2d80 r6:83018200 r5:858c0f8c r4:8570c080 [ 1344.581744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.581793][ T32] r10:61c88647 r9:85891800 r8:8570c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.581816][ T32] r4:8570c080 [ 1344.581836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.581882][ T32] r10:00000000 r9:8570c080 r8:80287e08 r7:ebe4de60 r6:8570c100 r5:85891800 [ 1344.581904][ T32] r4:00000001 [ 1344.581948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.581995][ T32] Exception stack(0xebe55fb0 to 0xebe55ff8) [ 1344.582026][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.582055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.582085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.582116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.582151][ T32] r4:85716900 [ 1344.582610][ T32] INFO: task kworker/1:402:5763 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.582649][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.582721][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.582775][ T32] Call trace: [ 1344.582809][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.582866][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.582890][ T32] r4:00000000 [ 1344.582910][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.582951][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.582979][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.583008][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.583037][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.583064][ T32] r5:80070013 r4:80239bb0 [ 1344.583088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.583144][ T32] r4:82ac21e4 [ 1344.583169][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.583213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.583235][ T32] r4:e0581dc0 [ 1344.583255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.583301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.583325][ T32] r4:00000000 [ 1344.583347][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.583425][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.583452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.583497][ T32] r5:00001000 r4:eecd1000 [ 1344.583534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.583578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.583620][ T32] r5:85d62f8c r4:85d62c00 [ 1344.583640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.583686][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.583708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.587931][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.587972][ T32] r4:8509f580 [ 1344.587995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.588061][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.588085][ T32] r4:00000001 [ 1344.588106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.588167][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.588205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.588236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.588263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.588328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.588356][ T32] r4:8509db40 [ 1344.588380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.588425][ T32] INFO: task kworker/1:403:5766 blocked for more than 471 seconds. [ 1344.588465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.588512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.588539][ T32] task:kworker/1:403 state:D stack:0 pid:5766 tgid:5766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.588642][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.588695][ T32] Call trace: [ 1344.588729][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.588805][ T32] r10:8291a684 r9:ebe59d84 r8:00000002 r7:60000013 r6:ebe59d8c r5:85894800 [ 1344.588832][ T32] r4:85894800 [ 1344.588853][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.588900][ T32] r5:85894800 r4:8291a680 [ 1344.588921][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.588963][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.589026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe59e08 [ 1344.589075][ T32] r4:00000000 [ 1344.589098][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.589135][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.589173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.589214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aaf80 [ 1344.589262][ T32] r4:00000000 [ 1344.589312][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.589384][ T32] r9:83018205 r8:85894800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1344.589411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.589499][ T32] r5:00001000 r4:ebe7f000 [ 1344.589524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.589566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.589609][ T32] r5:858c138c r4:858c1000 [ 1344.589631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.589676][ T32] r7:ddde2d80 r6:83018200 r5:858c138c r4:8570c180 [ 1344.589698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.589749][ T32] r10:61c88647 r9:85894800 r8:8570c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.589795][ T32] r4:8570c180 [ 1344.589840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.589909][ T32] r10:00000000 r9:8570c180 r8:80287e08 r7:ebe55e60 r6:8570c200 r5:85894800 [ 1344.589936][ T32] r4:00000001 [ 1344.589973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.590013][ T32] Exception stack(0xebe59fb0 to 0xebe59ff8) [ 1344.590064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.590097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.590145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.590177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.590200][ T32] r4:857aae80 [ 1344.590650][ T32] INFO: task kworker/1:403:5766 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.590687][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.590746][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.590790][ T32] Call trace: [ 1344.590819][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.590871][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.590896][ T32] r4:00000000 [ 1344.590932][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1344.591059][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1344.591409][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.591681][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1344.591965][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1344.592127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.592424][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.592664][ T32] r5:85895400 r4:8291a680 ** 5 printk messages dropped ** [ 1344.592896][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.593262][ T32] r5:858c178c r4:858c1400 [ 1344.593282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.593415][ T32] r10:61c88647 r9:85895400 r8:8570c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.593787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.604800][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1344.605026][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.605076][ T32] r5:80070013 r4:80239bb0 [ 1344.605113][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.605160][ T32] r4:82ac21e4 [ 1344.605181][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.605222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.605244][ T32] r4:e0581dc0 [ 1344.605263][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.605313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.605336][ T32] r4:00000000 [ 1344.605356][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.605402][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.605425][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.605467][ T32] r5:00001000 r4:eecd1000 [ 1344.605489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.605528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.605570][ T32] r5:85d62f8c r4:85d62c00 [ 1344.605590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.605650][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.605683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.605732][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.605755][ T32] r4:8509f580 [ 1344.605775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.605821][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.605844][ T32] r4:00000001 [ 1344.605863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.605898][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.605924][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.605953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.605981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.606009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.606032][ T32] r4:8509db40 [ 1344.606054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.606114][ T32] INFO: task kworker/0:909:5770 blocked for more than 471 seconds. [ 1344.606152][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.606178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.606199][ T32] task:kworker/0:909 state:D stack:0 pid:5770 tgid:5770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.606270][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.606318][ T32] Call trace: [ 1344.606349][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.606399][ T32] r10:8291a684 r9:ebe51d84 r8:00000002 r7:60000113 r6:ebe51d8c r5:85896000 [ 1344.606422][ T32] r4:85896000 [ 1344.606454][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.606503][ T32] r5:85896000 r4:8291a680 [ 1344.606523][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.606565][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.606607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe51e08 [ 1344.606651][ T32] r4:00000000 [ 1344.606675][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1344.606787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701100 ** 7 printk messages dropped ** [ 1344.607035][ T32] r5:8383ff8c r4:8383fc00 [ 1344.607056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.607100][ T32] r7:dddced80 r6:83018000 r5:8383ff8c r4:857aea80 ** 2 printk messages dropped ** [ 1344.607206][ T32] r4:857aea80 ** 5 printk messages dropped ** [ 1344.607380][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.607898][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.608197][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 10 printk messages dropped ** [ 1344.608570][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.608683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1344.609077][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1344.609308][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1344.609561][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.609860][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.610166][ T32] r9:83018205 r8:85896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 ** 4 printk messages dropped ** [ 1344.610352][ T32] r5:858c1b8c r4:858c1800 ** 3 printk messages dropped ** [ 1344.610528][ T32] r10:61c88647 r9:85896c00 r8:8570c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.610702][ T32] Exception stack(0xebea1fb0 to 0xebea1ff8) ** 7 printk messages dropped ** [ 1344.611168][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.611397][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1344.611617][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.611812][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.612037][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1344.612257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.612336][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.612366][ T32] r4:00000001 [ 1344.612413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.612461][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.612500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.612533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.612560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.612588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.612610][ T32] r4:8509db40 [ 1344.612629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.612670][ T32] INFO: task kworker/1:406:5773 blocked for more than 471 seconds. [ 1344.612702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.612761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.612793][ T32] task:kworker/1:406 state:D stack:0 pid:5773 tgid:5773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.612838][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.612880][ T32] Call trace: [ 1344.612910][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.612974][ T32] r10:8291a684 r9:ebe91d84 r8:00000002 r7:60000013 r6:ebe91d8c r5:85892400 [ 1344.613000][ T32] r4:85892400 [ 1344.613021][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.613066][ T32] r5:85892400 r4:8291a680 [ 1344.613086][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.613139][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.613184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe91e08 [ 1344.613207][ T32] r4:00000000 [ 1344.613248][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.613292][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.613329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.613369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706440 [ 1344.613392][ T32] r4:00000000 [ 1344.613412][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.613455][ T32] r9:83018205 r8:85892400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1344.613477][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.613517][ T32] r5:00001000 r4:ebe99000 [ 1344.613537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.613575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.613616][ T32] r5:858c1f8c r4:858c1c00 [ 1344.613636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.613681][ T32] r7:ddde2d80 r6:83018200 r5:858c1f8c r4:8570c500 [ 1344.613703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.626371][ T32] r10:61c88647 r9:85892400 r8:8570c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.626460][ T32] r4:8570c500 [ 1344.626486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.626557][ T32] r10:00000000 r9:8570c500 r8:80287e08 r7:ebea1e60 r6:8570c580 r5:85892400 [ 1344.626581][ T32] r4:00000001 [ 1344.626601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.626640][ T32] Exception stack(0xebe91fb0 to 0xebe91ff8) [ 1344.626685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.626727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.626754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.626785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.626808][ T32] r4:85706240 [ 1344.627253][ T32] INFO: task kworker/1:406:5773 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.627302][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.627391][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.627441][ T32] Call trace: [ 1344.627473][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.627528][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.627551][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.627613][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1344.627843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1344.628097][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1344.628326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.628594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.628949][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1344.629114][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 5 printk messages dropped ** [ 1344.629559][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1344.629930][ T32] r5:858c3b8c r4:858c3800 [ 1344.629950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.630129][ T32] r10:61c88647 r9:85898c00 r8:8570c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.630309][ T32] Exception stack(0xebeadfb0 to 0xebeadff8) ** 4 printk messages dropped ** [ 1344.630440][ T32] r4:85706400 [ 1344.630705][ T32] INFO: task kworker/1:407:5775 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.630740][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.631083][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.631154][ T32] Call trace: [ 1344.631247][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.631312][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.631338][ T32] r4:00000000 [ 1344.631358][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.631399][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.631427][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.631552][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.631584][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.631608][ T32] r5:80070013 r4:80239bb0 [ 1344.631629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.631670][ T32] r4:82ac21e4 [ 1344.631727][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.631780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.631806][ T32] r4:e0581dc0 [ 1344.631827][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.631869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.631893][ T32] r4:00000000 [ 1344.631913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.631957][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.632047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.632094][ T32] r5:00001000 r4:eecd1000 [ 1344.632115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.632156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.632198][ T32] r5:85d62f8c r4:85d62c00 [ 1344.632219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.632264][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.632293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.632369][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.632395][ T32] r4:8509f580 [ 1344.632415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.632461][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.632482][ T32] r4:00000001 [ 1344.632501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.632537][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.632563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.632591][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.632619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.632647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.632669][ T32] r4:8509db40 [ 1344.632689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.632714][ T32] INFO: task kworker/0:910:5776 blocked for more than 471 seconds. [ 1344.632742][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.632766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.632787][ T32] task:kworker/0:910 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.632853][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.632895][ T32] Call trace: [ 1344.633200][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.633250][ T32] r10:8291a684 r9:ebec1d84 r8:00000002 r7:60000113 r6:ebec1d8c r5:85898000 [ 1344.633274][ T32] r4:85898000 [ 1344.633301][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.633346][ T32] r5:85898000 r4:8291a680 [ 1344.633366][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.633404][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.633445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebec1e08 [ 1344.633468][ T32] r4:00000000 [ 1344.633488][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.633522][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.633556][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.633595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857013c0 [ 1344.633618][ T32] r4:00000000 [ 1344.633640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.633684][ T32] r9:83018005 r8:85898000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1344.633763][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.647704][ T32] r5:00001000 r4:eaca7000 [ 1344.647808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.647924][ T32] r5:8587c38c r4:8587c000 [ 1344.647987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.648040][ T32] r7:dddced80 r6:83018000 r5:8587c38c r4:857aeb00 ** 1 printk messages dropped ** [ 1344.648111][ T32] r10:61c88647 r9:85898000 r8:857aeb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.648373][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.649019][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.649634][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.649661][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.649686][ T32] r5:80070013 r4:80239bb0 [ 1344.649707][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.649754][ T32] r4:82ac21e4 [ 1344.649775][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.649841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.649870][ T32] r4:e0581dc0 [ 1344.649890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.649933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.649957][ T32] r4:00000000 [ 1344.649977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.650023][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.650045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.650088][ T32] r5:00001000 r4:eecd1000 [ 1344.650109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.650148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.650190][ T32] r5:85d62f8c r4:85d62c00 [ 1344.650210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.650267][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.650321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.650373][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.650396][ T32] r4:8509f580 [ 1344.650415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.650462][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.650510][ T32] r4:00000001 [ 1344.650534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.650571][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.650597][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.650626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.650667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.650700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.650792][ T32] r4:8509db40 [ 1344.650816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.650845][ T32] INFO: task kworker/1:408:5777 blocked for more than 471 seconds. [ 1344.650879][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.650904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.650927][ T32] task:kworker/1:408 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.650973][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.651015][ T32] Call trace: [ 1344.651044][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.651108][ T32] r10:8291a684 r9:ebec9d84 r8:00000002 r7:60000113 r6:ebec9d8c r5:8589a400 [ 1344.651136][ T32] r4:8589a400 [ 1344.651157][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.651381][ T32] r5:8589a400 r4:8291a680 [ 1344.651406][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.651450][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.651494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebec9e08 [ 1344.651518][ T32] r4:00000000 [ 1344.651538][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.651575][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.651609][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.651650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579f000 [ 1344.651672][ T32] r4:00000000 [ 1344.651693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.651784][ T32] r9:83018205 r8:8589a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.651811][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.651854][ T32] r5:00001000 r4:ebac1000 [ 1344.651875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.651913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.651959][ T32] r5:858c238c r4:858c2000 [ 1344.651980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.652025][ T32] r7:ddde2d80 r6:83018200 r5:858c238c r4:8570c700 ** 1 printk messages dropped ** [ 1344.652093][ T32] r10:61c88647 r9:8589a400 r8:8570c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.652256][ T32] Exception stack(0xebec9fb0 to 0xebec9ff8) ** 6 printk messages dropped ** [ 1344.652772][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.653170][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1344.653458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1344.668448][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1344.668674][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.668819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.669046][ T32] task:kworker/0:911 state:D stack:0 pid:5781 tgid:5781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.669463][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.669506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf1e08 [ 1344.669530][ T32] r4:00000000 [ 1344.669549][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.669602][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.669645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.669686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701480 [ 1344.669714][ T32] r4:00000000 [ 1344.669734][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.669793][ T32] r9:83018005 r8:8589b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1344.669821][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.669865][ T32] r5:00001000 r4:eaeab000 [ 1344.669885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.669923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.669990][ T32] r5:8587c78c r4:8587c400 [ 1344.670014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.670061][ T32] r7:dddced80 r6:83018000 r5:8587c78c r4:857aeb80 [ 1344.670082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.670127][ T32] r10:61c88647 r9:8589b000 r8:857aebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.670150][ T32] r4:857aeb80 [ 1344.670168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.670213][ T32] r10:00000000 r9:857aeb80 r8:80287e08 r7:ebd2de60 r6:8570c880 r5:8589b000 [ 1344.670235][ T32] r4:00000001 [ 1344.670269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.670382][ T32] Exception stack(0xebcf1fb0 to 0xebcf1ff8) [ 1344.670412][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.670441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.670470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.670499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.670523][ T32] r4:85701300 [ 1344.670957][ T32] INFO: task kworker/0:911:5781 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.670993][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.671052][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.671096][ T32] Call trace: [ 1344.671127][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.671178][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.671201][ T32] r4:00000000 [ 1344.671222][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.671262][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.671310][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.671345][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.671372][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.671396][ T32] r5:80070013 r4:80239bb0 [ 1344.671417][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1344.671545][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1344.671710][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1344.672093][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1344.672263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.672624][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.672871][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.673088][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.673274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.673386][ T32] r7:dddced80 r6:83018000 r5:8587cf8c r4:857aec00 ** 7 printk messages dropped ** [ 1344.673652][ T32] Exception stack(0xebecdfb0 to 0xebecdff8) ** 7 printk messages dropped ** [ 1344.680712][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.681065][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1344.681335][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1344.681507][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 7 printk messages dropped ** [ 1344.681791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.682062][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1344.682333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1344.682548][ T32] r10:8291a684 r9:ebed1d84 r8:00000002 r7:60000113 r6:ebed1d8c r5:8589c800 ** 6 printk messages dropped ** [ 1344.682762][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.682869][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.683208][ T32] r5:8587d38c r4:8587d000 [ 1344.683228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.683272][ T32] r7:dddced80 r6:83018000 r5:8587d38c r4:857aec80 [ 1344.683299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.683345][ T32] r10:61c88647 r9:8589c800 r8:857aecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.683369][ T32] r4:857aec80 [ 1344.683388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.683456][ T32] r10:00000000 r9:857aec80 r8:80287e08 r7:ebecde60 r6:8570c980 r5:8589c800 [ 1344.683482][ T32] r4:00000001 [ 1344.683502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.683540][ T32] Exception stack(0xebed1fb0 to 0xebed1ff8) [ 1344.683567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.683595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.683621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.683649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.683671][ T32] r4:857016c0 [ 1344.692901][ T32] INFO: task kworker/0:913:5787 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.693014][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.693209][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.693310][ T32] Call trace: [ 1344.693472][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.693545][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.693572][ T32] r4:00000000 [ 1344.693593][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.693637][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.693666][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.693696][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.693801][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.699557][ T32] r5:80070013 r4:80239bb0 [ 1344.699597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.699683][ T32] r4:82ac21e4 [ 1344.699715][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.699761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.699787][ T32] r4:e0581dc0 [ 1344.699808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.699850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.699897][ T32] r4:00000000 [ 1344.699922][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.699970][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.699993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.700037][ T32] r5:00001000 r4:eecd1000 [ 1344.700058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.700097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.700172][ T32] r5:85d62f8c r4:85d62c00 [ 1344.700200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.700253][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.700329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.700437][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.700464][ T32] r4:8509f580 [ 1344.700528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.700579][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.700627][ T32] r4:00000001 [ 1344.700651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.700689][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.700743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.700776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.700805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.700834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.700857][ T32] r4:8509db40 [ 1344.700903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.700937][ T32] INFO: task kworker/0:914:5788 blocked for more than 471 seconds. [ 1344.700982][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1344.701249][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.701625][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.701843][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.701930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.702104][ T32] r5:8587d78c r4:8587d400 [ 1344.702124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.702292][ T32] r4:857aed00 [ 1344.702312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.702360][ T32] r10:00000000 r9:857aed00 r8:80287e08 r7:ebed1e60 r6:8570ca00 r5:8589bc00 [ 1344.702383][ T32] r4:00000001 [ 1344.702402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.702437][ T32] Exception stack(0xebed5fb0 to 0xebed5ff8) [ 1344.702486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.702529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.702560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.702594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.702620][ T32] r4:857017c0 [ 1344.703081][ T32] INFO: task kworker/0:914:5788 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.703201][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.703265][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.703315][ T32] Call trace: [ 1344.703356][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.703482][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.703509][ T32] r4:00000000 [ 1344.703562][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.703607][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.703647][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.703685][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.703712][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.711077][ T32] r5:80070013 r4:80239bb0 [ 1344.711159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.711221][ T32] r4:82ac21e4 [ 1344.711243][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.711292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.711319][ T32] r4:e0581dc0 [ 1344.711432][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.711481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.711505][ T32] r4:00000000 [ 1344.711526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.711572][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.711610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.711660][ T32] r5:00001000 r4:eecd1000 [ 1344.711680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.711720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.711762][ T32] r5:85d62f8c r4:85d62c00 [ 1344.711782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.711851][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.711880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.711930][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.712009][ T32] r4:8509f580 [ 1344.712050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.712126][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.712175][ T32] r4:00000001 [ 1344.712204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.712245][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.712289][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.712507][ T32] INFO: task kworker/0:915:5790 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.712945][ T32] r4:8589ec00 ** 4 printk messages dropped ** [ 1344.713147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebed9e08 ** 8 printk messages dropped ** [ 1344.713546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.713690][ T32] r5:8587df8c r4:8587dc00 ** 1 printk messages dropped ** [ 1344.721265][ T32] r7:dddced80 r6:83018000 r5:8587df8c r4:857aed80 ** 5 printk messages dropped ** [ 1344.721505][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.721674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.722516][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.722660][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1344.722810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1344.723063][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1344.723250][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1344.723633][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.728195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.728516][ T32] task:kworker/0:916 state:D stack:0 pid:5792 tgid:5792 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.728918][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.729256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701c00 [ 1344.729287][ T32] r4:00000000 [ 1344.729309][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.729361][ T32] r9:83018005 r8:84aa1800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1344.729409][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.729456][ T32] r5:00001000 r4:eb5bb000 [ 1344.729477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.729537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.729584][ T32] r5:8587db8c r4:8587d800 [ 1344.729606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.729653][ T32] r7:dddced80 r6:83018000 r5:8587db8c r4:857aee00 [ 1344.729674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.729724][ T32] r10:61c88647 r9:84aa1800 r8:857aee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.729766][ T32] r4:857aee00 [ 1344.729791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.729838][ T32] r10:00000000 r9:857aee00 r8:80287e08 r7:ebed9e60 r6:857aee80 r5:84aa1800 [ 1344.730053][ T32] r4:00000001 [ 1344.730077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.730168][ T32] Exception stack(0xebebdfb0 to 0xebebdff8) [ 1344.730242][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.730277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.730345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.730379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.730403][ T32] r4:85701a80 [ 1344.730828][ T32] INFO: task kworker/0:916:5792 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.730863][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.731014][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.731065][ T32] Call trace: [ 1344.731123][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.731223][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.731251][ T32] r4:00000000 [ 1344.731272][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.731321][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.731441][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.731478][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.731541][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.731576][ T32] r5:80070013 r4:80239bb0 [ 1344.731597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.731663][ T32] r4:82ac21e4 [ 1344.731969][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.732018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.732043][ T32] r4:e0581dc0 [ 1344.732063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.732119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.732152][ T32] r4:00000000 [ 1344.732173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.732217][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.732239][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.732281][ T32] r5:00001000 r4:eecd1000 [ 1344.732335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.732379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.732423][ T32] r5:85d62f8c r4:85d62c00 [ 1344.732443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.732503][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.732528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.732577][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.732601][ T32] r4:8509f580 [ 1344.732620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.732666][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.732689][ T32] r4:00000001 [ 1344.732709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.732744][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1344.732923][ T32] INFO: task kworker/0:917:5794 blocked for more than 471 seconds. ** 4 printk messages dropped ** [ 1344.733100][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.733370][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.733520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.733560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701f40 [ 1344.733584][ T32] r4:00000000 [ 1344.733604][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.733646][ T32] r9:83018005 r8:84bf8000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1344.733668][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.733824][ T32] r5:00001000 r4:eb7c5000 [ 1344.744372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.744454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.744502][ T32] r5:8587e38c r4:8587e000 [ 1344.744523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.744574][ T32] r7:dddced80 r6:83018000 r5:8587e38c r4:857aef00 [ 1344.744597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.744644][ T32] r10:61c88647 r9:84bf8000 r8:857aef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.744698][ T32] r4:857aef00 [ 1344.744757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.744809][ T32] r10:00000000 r9:857aef00 r8:80287e08 r7:ebed9e60 r6:857aef80 r5:84bf8000 [ 1344.744834][ T32] r4:00000001 [ 1344.744879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.744933][ T32] Exception stack(0xebeddfb0 to 0xebeddff8) [ 1344.744966][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.745018][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.745068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.745101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.745136][ T32] r4:85701d00 [ 1344.745613][ T32] INFO: task kworker/0:917:5794 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.745660][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.745761][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.745837][ T32] Call trace: [ 1344.745896][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.745979][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.746018][ T32] r4:00000000 [ 1344.746109][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.746160][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.746189][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.746218][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.746306][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.746335][ T32] r5:80070013 r4:80239bb0 [ 1344.746387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.746433][ T32] r4:82ac21e4 [ 1344.746478][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.746570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.746598][ T32] r4:e0581dc0 [ 1344.746618][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.746662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 3 printk messages dropped ** [ 1344.746841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1344.747224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1344.747527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.747764][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.748123][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.748401][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.748839][ T32] r5:8587f38c r4:8587f000 [ 1344.748887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.749019][ T32] r10:61c88647 r9:84bf9800 r8:8570f02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.749274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.749764][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1344.750114][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.750369][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.750644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.750943][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1344.751499][ T32] INFO: task kworker/0:919:5798 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 1344.752061][ T32] r10:8291a684 r9:ebd65d84 r8:00000002 r7:60000013 r6:ebd65d8c r5:84bfa400 ** 8 printk messages dropped ** [ 1344.752393][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.752793][ T32] r5:00001000 r4:eb7ef000 ** 2 printk messages dropped ** [ 1344.752901][ T32] r5:8587e78c r4:8587e400 ** 3 printk messages dropped ** [ 1344.753111][ T32] r10:61c88647 r9:84bfa400 r8:8570f12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1344.753564][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.753593][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.753622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.753671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.753768][ T32] r4:85709280 [ 1344.774826][ T32] INFO: task kworker/0:919:5798 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.774905][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.775021][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.775175][ T32] Call trace: [ 1344.775292][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.775357][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.775382][ T32] r4:00000000 [ 1344.775403][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.775446][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.775475][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.775505][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.775541][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.775568][ T32] r5:80070013 r4:80239bb0 [ 1344.775590][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.775634][ T32] r4:82ac21e4 [ 1344.775660][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.775705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.775729][ T32] r4:e0581dc0 [ 1344.775750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.775791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.775814][ T32] r4:00000000 [ 1344.775834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.775880][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.775926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.775973][ T32] r5:00001000 r4:eecd1000 [ 1344.775995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.776036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.776079][ T32] r5:85d62f8c r4:85d62c00 [ 1344.776101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.776148][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.776194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.776246][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.776269][ T32] r4:8509f580 [ 1344.776294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.776370][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.776394][ T32] r4:00000001 [ 1344.776416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.776451][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.776477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.776505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.776580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.776614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.776639][ T32] r4:8509db40 [ 1344.776683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.776716][ T32] INFO: task kworker/0:920:5800 blocked for more than 471 seconds. [ 1344.776751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.776776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.776798][ T32] task:kworker/0:920 state:D stack:0 pid:5800 tgid:5800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.776845][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.776887][ T32] Call trace: [ 1344.776919][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.776969][ T32] r10:8291a684 r9:ebeedd84 r8:00000002 r7:60000013 r6:ebeedd8c r5:84bfb000 [ 1344.777083][ T32] r4:84bfb000 [ 1344.777109][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.777154][ T32] r5:84bfb000 r4:8291a680 [ 1344.777175][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.777289][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.777390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebeede08 [ 1344.777417][ T32] r4:00000000 [ 1344.777484][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.777524][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.777560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.777601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709140 [ 1344.777624][ T32] r4:00000000 [ 1344.777668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.777715][ T32] r9:83018005 r8:84bfb000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1344.777762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.777808][ T32] r5:00001000 r4:eb81d000 [ 1344.777829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.777868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.777911][ T32] r5:8587eb8c r4:8587e800 [ 1344.777956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.778005][ T32] r7:dddced80 r6:83018000 r5:8587eb8c r4:8570f200 [ 1344.778027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.778074][ T32] r10:61c88647 r9:84bfb000 r8:8570f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.778097][ T32] r4:8570f200 [ 1344.778117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.778162][ T32] r10:00000000 r9:8570f200 r8:80287e08 r7:ebee1e60 r6:8570f280 r5:84bfb000 [ 1344.778184][ T32] r4:00000001 [ 1344.778226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.778265][ T32] Exception stack(0xebeedfb0 to 0xebeedff8) [ 1344.778296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.778326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.778355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.778385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.778409][ T32] r4:85709100 [ 1344.778690][ T32] INFO: task kworker/0:920:5800 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.778728][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.778867][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.778987][ T32] Call trace: [ 1344.779092][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.779149][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.779172][ T32] r4:00000000 [ 1344.779192][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.779287][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.779323][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.779352][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.779379][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.779402][ T32] r5:80070013 r4:80239bb0 [ 1344.779421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.779460][ T32] r4:82ac21e4 [ 1344.779482][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.779523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.779546][ T32] r4:e0581dc0 [ 1344.779566][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.779608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.779686][ T32] r4:00000000 [ 1344.779721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.779767][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.779789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1344.780102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.780493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.780742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.781247][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.781537][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.781773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.781843][ T32] r5:8587ef8c r4:8587ec00 [ 1344.781889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.782183][ T32] r10:00000000 r9:8570f300 r8:80287e08 r7:ebee1e60 r6:8570f380 r5:84bfbc00 ** 7 printk messages dropped ** [ 1344.782492][ T32] r4:857096c0 ** 4 printk messages dropped ** [ 1344.782918][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1344.783139][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 17 printk messages dropped ** [ 1344.800861][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1344.801107][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.801243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.801407][ T32] INFO: task kworker/0:922:5804 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1344.801552][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.801715][ T32] r4:84bfc800 ** 3 printk messages dropped ** [ 1344.801865][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.802032][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.802398][ T32] r5:8587f78c r4:8587f400 [ 1344.802418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.802477][ T32] r7:dddced80 r6:83018000 r5:8587f78c r4:8570f400 ** 1 printk messages dropped ** [ 1344.802578][ T32] r10:61c88647 r9:84bfc800 r8:8570f42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.802899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.803657][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1344.811197][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1344.811512][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 9 printk messages dropped ** [ 1344.811884][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1344.811987][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1344.812331][ T32] INFO: task kworker/0:923:5806 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 1344.812612][ T32] r10:8291a684 r9:ebef5d84 r8:00000002 r7:60000113 r6:ebef5d8c r5:84bfd400 ** 7 printk messages dropped ** [ 1344.812871][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1344.813090][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.813342][ T32] r7:dddced80 r6:83018000 r5:8587fb8c r4:8570f500 ** 5 printk messages dropped ** [ 1344.813528][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.813666][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.820406][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1344.820737][ T32] r4:82ac21e4 [ 1344.820758][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.820800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.820823][ T32] r4:e0581dc0 [ 1344.820845][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.820889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.820912][ T32] r4:00000000 [ 1344.820933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.820979][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.821002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.821044][ T32] r5:00001000 r4:eecd1000 [ 1344.821066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.821106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.821150][ T32] r5:85d62f8c r4:85d62c00 [ 1344.821171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.821219][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.821340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.821402][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.821426][ T32] r4:8509f580 [ 1344.821445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.821492][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.821516][ T32] r4:00000001 [ 1344.821650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.821690][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.821756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.821790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.821817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.821846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.821870][ T32] r4:8509db40 [ 1344.821891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.821920][ T32] INFO: task kworker/0:924:5808 blocked for more than 471 seconds. [ 1344.821987][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.822017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.822039][ T32] task:kworker/0:924 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.822085][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.822205][ T32] Call trace: [ 1344.822243][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.822302][ T32] r10:8291a684 r9:ebef9d84 r8:00000002 r7:60000013 r6:ebef9d8c r5:84bfe000 [ 1344.822341][ T32] r4:84bfe000 [ 1344.822366][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.822411][ T32] r5:84bfe000 r4:8291a680 [ 1344.822487][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.822531][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.822758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebef9e08 [ 1344.822785][ T32] r4:00000000 [ 1344.822806][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.822841][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.822876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.822960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709840 [ 1344.822989][ T32] r4:00000000 [ 1344.823042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.823092][ T32] r9:83018005 r8:84bfe000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1344.823115][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.823157][ T32] r5:00001000 r4:eb9ed000 [ 1344.823177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.823241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.823306][ T32] r5:8587ff8c r4:8587fc00 [ 1344.823331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.823491][ T32] r7:dddced80 r6:83018000 r5:8587ff8c r4:8570f600 [ 1344.823519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.823568][ T32] r10:61c88647 r9:84bfe000 r8:8570f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.823606][ T32] r4:8570f600 [ 1344.823629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.823674][ T32] r10:00000000 r9:8570f600 r8:80287e08 r7:ebef5e60 r6:8570f680 r5:84bfe000 [ 1344.823697][ T32] r4:00000001 [ 1344.823716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.829731][ T32] Exception stack(0xebef9fb0 to 0xebef9ff8) [ 1344.829821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.829855][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.829882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.829914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.829960][ T32] r4:85709740 [ 1344.830413][ T32] INFO: task kworker/0:924:5808 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.830451][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.830521][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.830578][ T32] Call trace: [ 1344.830609][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.830677][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.830706][ T32] r4:00000000 [ 1344.830729][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.830770][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.830797][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.830828][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.830853][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.830877][ T32] r5:80070013 r4:80239bb0 [ 1344.830898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.830941][ T32] r4:82ac21e4 [ 1344.830962][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.831050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.831083][ T32] r4:e0581dc0 [ 1344.831105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.831170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.831223][ T32] r4:00000000 [ 1344.831248][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.831303][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.831327][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.831370][ T32] r5:00001000 r4:eecd1000 [ 1344.831392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.831432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.831544][ T32] r5:85d62f8c r4:85d62c00 [ 1344.831572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.831623][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.831646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.831702][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.831745][ T32] r4:8509f580 [ 1344.831794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.831852][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.831882][ T32] r4:00000001 [ 1344.831905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.831946][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.831974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.832002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.832031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.832060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.832082][ T32] r4:8509db40 [ 1344.832115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.832183][ T32] INFO: task kworker/0:925:5810 blocked for more than 471 seconds. [ 1344.832220][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.832245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.832269][ T32] task:kworker/0:925 state:D stack:0 pid:5810 tgid:5810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.832353][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.832413][ T32] Call trace: [ 1344.832445][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1344.832656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.832703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebefde08 [ 1344.832737][ T32] r4:00000000 [ 1344.832759][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.832796][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.832830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.832869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709a00 [ 1344.832891][ T32] r4:00000000 [ 1344.832927][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.833006][ T32] r9:83018005 r8:84bfec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.833055][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.833101][ T32] r5:00001000 r4:eba09000 [ 1344.833121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.833161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.833202][ T32] r5:8592438c r4:85924000 [ 1344.833222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.833267][ T32] r7:dddced80 r6:83018000 r5:8592438c r4:8570f700 [ 1344.833296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.833344][ T32] r10:61c88647 r9:84bfec00 r8:8570f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.833367][ T32] r4:8570f700 [ 1344.833402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.833450][ T32] r10:00000000 r9:8570f700 r8:80287e08 r7:ebef9e60 r6:8570f780 r5:84bfec00 [ 1344.833472][ T32] r4:00000001 [ 1344.833491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.833525][ T32] Exception stack(0xebefdfb0 to 0xebefdff8) [ 1344.833551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.833582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.833608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.833637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.833659][ T32] r4:85709880 [ 1344.842353][ T32] INFO: task kworker/0:925:5810 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.842441][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.842530][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.842586][ T32] Call trace: [ 1344.842635][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.842697][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.842742][ T32] r4:00000000 [ 1344.842767][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.842810][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.842841][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.842871][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.842908][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.842936][ T32] r5:80070013 r4:80239bb0 [ 1344.842959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.843000][ T32] r4:82ac21e4 [ 1344.843020][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.843063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.843087][ T32] r4:e0581dc0 [ 1344.843107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.843170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.843197][ T32] r4:00000000 [ 1344.843219][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.843265][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.843307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.843354][ T32] r5:00001000 r4:eecd1000 [ 1344.843376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.843416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.843458][ T32] r5:85d62f8c r4:85d62c00 [ 1344.843479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.843548][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.843577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.843628][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.843652][ T32] r4:8509f580 [ 1344.843672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.843763][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.850111][ T32] r4:00000001 [ 1344.850162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.850221][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.850251][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.850307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.850342][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.850375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.850399][ T32] r4:8509db40 [ 1344.850422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.850452][ T32] INFO: task kworker/0:926:5813 blocked for more than 471 seconds. [ 1344.850485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.850510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.850533][ T32] task:kworker/0:926 state:D stack:0 pid:5813 tgid:5813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.850587][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.850633][ T32] Call trace: [ 1344.850678][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.850736][ T32] r10:8291a684 r9:ebf01d84 r8:00000002 r7:60000113 r6:ebf01d8c r5:84bf8c00 [ 1344.850780][ T32] r4:84bf8c00 [ 1344.850815][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.850866][ T32] r5:84bf8c00 r4:8291a680 [ 1344.850888][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.850930][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.850973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf01e08 [ 1344.851012][ T32] r4:00000000 [ 1344.851035][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.851071][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.851111][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.851153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709c00 [ 1344.851176][ T32] r4:00000000 [ 1344.851195][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.851241][ T32] r9:83018005 r8:84bf8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1344.851279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.851335][ T32] r5:00001000 r4:eba27000 [ 1344.851356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.851396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.851437][ T32] r5:8592478c r4:85924400 [ 1344.851459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.851505][ T32] r7:dddced80 r6:83018000 r5:8592478c r4:8570f800 [ 1344.851527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.851572][ T32] r10:61c88647 r9:84bf8c00 r8:8570f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.851595][ T32] r4:8570f800 [ 1344.851614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.851674][ T32] r10:00000000 r9:8570f800 r8:80287e08 r7:ebefde60 r6:8570f880 r5:84bf8c00 [ 1344.851704][ T32] r4:00000001 [ 1344.851725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.851761][ T32] Exception stack(0xebf01fb0 to 0xebf01ff8) [ 1344.851789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.851818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.851844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.851872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.851895][ T32] r4:85709a40 [ 1344.852376][ T32] INFO: task kworker/0:926:5813 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.852437][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.852526][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.852595][ T32] Call trace: [ 1344.852647][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.852705][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.852730][ T32] r4:00000000 [ 1344.852751][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.852792][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.852820][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.852850][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.852891][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.852919][ T32] r5:80070013 r4:80239bb0 [ 1344.852941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.852984][ T32] r4:82ac21e4 [ 1344.853004][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.853046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.853069][ T32] r4:e0581dc0 [ 1344.853172][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.853250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.853288][ T32] r4:00000000 [ 1344.853312][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.853358][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.853395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.853463][ T32] r5:00001000 r4:eecd1000 [ 1344.853500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.853543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.853584][ T32] r5:85d62f8c r4:85d62c00 [ 1344.853607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.853676][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.853702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.859791][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.859834][ T32] r4:8509f580 [ 1344.859857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.859919][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.859943][ T32] r4:00000001 [ 1344.859985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.860028][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.860058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.860089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.860117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.860146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.860170][ T32] r4:8509db40 [ 1344.860193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.860223][ T32] INFO: task kworker/0:927:5814 blocked for more than 471 seconds. [ 1344.860255][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.860280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.860336][ T32] task:kworker/0:927 state:D stack:0 pid:5814 tgid:5814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.860444][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.860519][ T32] Call trace: [ 1344.860556][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.860613][ T32] r10:8291a684 r9:ebf05d84 r8:00000002 r7:60000013 r6:ebf05d8c r5:8588e000 [ 1344.860637][ T32] r4:8588e000 [ 1344.860681][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.860731][ T32] r5:8588e000 r4:8291a680 [ 1344.860752][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.860793][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.860834][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf05e08 [ 1344.860857][ T32] r4:00000000 [ 1344.860876][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.860910][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.860947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.860989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e840 [ 1344.861012][ T32] r4:00000000 [ 1344.861032][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.861090][ T32] r9:83018005 r8:8588e000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.861116][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.861160][ T32] r5:00001000 r4:ebc27000 [ 1344.861180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.861220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.861262][ T32] r5:85925f8c r4:85925c00 [ 1344.861292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.861338][ T32] r7:dddced80 r6:83018000 r5:85925f8c r4:8570f900 [ 1344.861382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.861436][ T32] r10:61c88647 r9:8588e000 r8:8570f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.861461][ T32] r4:8570f900 [ 1344.861480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.861524][ T32] r10:00000000 r9:8570f900 r8:80287e08 r7:ebf01e60 r6:8570f980 r5:8588e000 [ 1344.861559][ T32] r4:00000001 [ 1344.861582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.861617][ T32] Exception stack(0xebf05fb0 to 0xebf05ff8) [ 1344.861644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.861673][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.861700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.861730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.861773][ T32] r4:85709a40 [ 1344.862188][ T32] INFO: task kworker/0:927:5814 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.862224][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.862309][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.862355][ T32] Call trace: [ 1344.862386][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.862439][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.862477][ T32] r4:00000000 [ 1344.862501][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.862543][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.862584][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.862616][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.862642][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.862668][ T32] r5:80070013 r4:80239bb0 [ 1344.862711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.862756][ T32] r4:82ac21e4 [ 1344.862776][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.862819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.862841][ T32] r4:e0581dc0 [ 1344.862872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.862916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.862942][ T32] r4:00000000 [ 1344.862962][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.863006][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.863028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.863069][ T32] r5:00001000 r4:eecd1000 [ 1344.863089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.863142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.863189][ T32] r5:85d62f8c r4:85d62c00 [ 1344.863220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.863274][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.863309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.863357][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.863380][ T32] r4:8509f580 [ 1344.863401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.863446][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.863469][ T32] r4:00000001 [ 1344.863490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.863525][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.863550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.863579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.863605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.863655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.863698][ T32] r4:8509db40 [ 1344.863771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.872069][ T32] INFO: task kworker/0:928:5816 blocked for more than 471 seconds. [ 1344.872142][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.872173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.872200][ T32] task:kworker/0:928 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.872260][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.872353][ T32] Call trace: [ 1344.872409][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.872470][ T32] r10:8291a684 r9:ebf09d84 r8:00000002 r7:60000013 r6:ebf09d8c r5:8588ec00 [ 1344.872493][ T32] r4:8588ec00 [ 1344.872514][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.872559][ T32] r5:8588ec00 r4:8291a680 [ 1344.872580][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.872622][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.872663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf09e08 [ 1344.872715][ T32] r4:00000000 [ 1344.872739][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.872777][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.872815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.872857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709dc0 [ 1344.872890][ T32] r4:00000000 [ 1344.872914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.872962][ T32] r9:83018005 r8:8588ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1344.872986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.873027][ T32] r5:00001000 r4:eba43000 [ 1344.873048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.873089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.873132][ T32] r5:85924b8c r4:85924800 [ 1344.873153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.873200][ T32] r7:dddced80 r6:83018000 r5:85924b8c r4:8570fa00 [ 1344.873222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.873269][ T32] r10:61c88647 r9:8588ec00 r8:8570fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.873298][ T32] r4:8570fa00 [ 1344.873319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.873364][ T32] r10:00000000 r9:8570fa00 r8:80287e08 r7:ebf05e60 r6:8570fa80 r5:8588ec00 [ 1344.873386][ T32] r4:00000001 [ 1344.873405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.873442][ T32] Exception stack(0xebf09fb0 to 0xebf09ff8) [ 1344.873471][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.873503][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.873529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.873582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.873609][ T32] r4:85709f00 [ 1344.877810][ T32] INFO: task kworker/0:928:5816 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.877894][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.877966][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.878021][ T32] Call trace: [ 1344.878053][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.878110][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.878136][ T32] r4:00000000 [ 1344.878157][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.878199][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.878254][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.878299][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.878328][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.878352][ T32] r5:80070013 r4:80239bb0 [ 1344.878373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.878434][ T32] r4:82ac21e4 [ 1344.878460][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.878505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.878529][ T32] r4:e0581dc0 [ 1344.878549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.878591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.878640][ T32] r4:00000000 [ 1344.878665][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.878712][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.878750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.878797][ T32] r5:00001000 r4:eecd1000 [ 1344.878818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.878859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.878902][ T32] r5:85d62f8c r4:85d62c00 [ 1344.878981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.879032][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.879055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.879103][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.879125][ T32] r4:8509f580 [ 1344.879144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.879188][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.879210][ T32] r4:00000001 [ 1344.879229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.879306][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.879338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.879368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.879396][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.879427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.879450][ T32] r4:8509db40 [ 1344.879471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.879499][ T32] INFO: task kworker/0:929:5818 blocked for more than 471 seconds. [ 1344.879530][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.879573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.879623][ T32] task:kworker/0:929 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.879673][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.879720][ T32] Call trace: [ 1344.879752][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.879827][ T32] r10:8291a684 r9:ebf19d84 r8:00000002 r7:60000013 r6:ebf19d8c r5:85908c00 [ 1344.879855][ T32] r4:85908c00 [ 1344.879876][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.879922][ T32] r5:85908c00 r4:8291a680 [ 1344.879943][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.879983][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.880025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf19e08 [ 1344.880047][ T32] r4:00000000 [ 1344.880068][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.880103][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.880138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.880178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706e40 [ 1344.880201][ T32] r4:00000000 [ 1344.880222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.880265][ T32] r9:83018005 r8:85908c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1344.880323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.880371][ T32] r5:00001000 r4:eba55000 [ 1344.880391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.880430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.880473][ T32] r5:85924f8c r4:85924c00 [ 1344.880495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.880540][ T32] r7:dddced80 r6:83018000 r5:85924f8c r4:8570fb00 [ 1344.880562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.880608][ T32] r10:61c88647 r9:85908c00 r8:8570fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.880632][ T32] r4:8570fb00 [ 1344.880652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.880698][ T32] r10:00000000 r9:8570fb00 r8:80287e08 r7:ebf05e60 r6:8570fb80 r5:85908c00 [ 1344.880720][ T32] r4:00000001 [ 1344.880739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.880775][ T32] Exception stack(0xebf19fb0 to 0xebf19ff8) [ 1344.880801][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.880829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.880855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.880884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.880907][ T32] r4:83ce0c40 [ 1344.881184][ T32] INFO: task kworker/0:929:5818 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.881219][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.881276][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.881331][ T32] Call trace: [ 1344.881360][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.881412][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.881435][ T32] r4:00000000 [ 1344.881456][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.881496][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.881523][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.881571][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.881602][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.881637][ T32] r5:80070013 r4:80239bb0 [ 1344.881661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.881703][ T32] r4:82ac21e4 [ 1344.881745][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.881792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.881817][ T32] r4:e0581dc0 [ 1344.881837][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.881878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.881901][ T32] r4:00000000 [ 1344.881921][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.881966][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.881988][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.882031][ T32] r5:00001000 r4:eecd1000 [ 1344.882051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.882093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.882134][ T32] r5:85d62f8c r4:85d62c00 [ 1344.882170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.882220][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.882242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.882294][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.882320][ T32] r4:8509f580 [ 1344.882339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.882385][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.882434][ T32] r4:00000001 [ 1344.882465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.882516][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.882548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.882588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.882619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.882648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.882670][ T32] r4:8509db40 [ 1344.882689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.882715][ T32] INFO: task kworker/0:930:5819 blocked for more than 471 seconds. [ 1344.882742][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.882785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.882901][ T32] task:kworker/0:930 state:D stack:0 pid:5819 tgid:5819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.883047][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.883092][ T32] Call trace: [ 1344.883124][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.883175][ T32] r10:8291a684 r9:ebf1dd84 r8:00000002 r7:60000013 r6:ebf1dd8c r5:8590a400 [ 1344.883198][ T32] r4:8590a400 [ 1344.883219][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.883263][ T32] r5:8590a400 r4:8291a680 [ 1344.883296][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.883341][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.883383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf1de08 [ 1344.883405][ T32] r4:00000000 [ 1344.883426][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.883461][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.883515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.883561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e040 [ 1344.883585][ T32] r4:00000000 [ 1344.883605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.883670][ T32] r9:83018005 r8:8590a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1344.895684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.895847][ T32] r5:00001000 r4:eba7b000 [ 1344.895876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.895942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.896016][ T32] r5:8592538c r4:85925000 [ 1344.896042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.896093][ T32] r7:dddced80 r6:83018000 r5:8592538c r4:8570fc00 [ 1344.896116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.896164][ T32] r10:61c88647 r9:8590a400 r8:8570fc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.896189][ T32] r4:8570fc00 [ 1344.896210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.896258][ T32] r10:00000000 r9:8570fc00 r8:80287e08 r7:ebf05e60 r6:8570fc80 r5:8590a400 [ 1344.896281][ T32] r4:00000001 [ 1344.896333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.896374][ T32] Exception stack(0xebf1dfb0 to 0xebf1dff8) [ 1344.896405][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.896434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.896554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.896589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.896613][ T32] r4:8579e000 [ 1344.897039][ T32] INFO: task kworker/0:930:5819 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.897077][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.897148][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.897212][ T32] Call trace: [ 1344.897245][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.897309][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.897333][ T32] r4:00000000 [ 1344.897354][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.897395][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.897422][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.897463][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.897515][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.897543][ T32] r5:80070013 r4:80239bb0 [ 1344.897566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.897610][ T32] r4:82ac21e4 [ 1344.897632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.897674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.897698][ T32] r4:e0581dc0 [ 1344.897718][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.897760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.897784][ T32] r4:00000000 [ 1344.897804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.897847][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.897868][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.897910][ T32] r5:00001000 r4:eecd1000 [ 1344.897929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.897968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.898009][ T32] r5:85d62f8c r4:85d62c00 [ 1344.898041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.898093][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.898115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.898163][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.898186][ T32] r4:8509f580 [ 1344.898206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.898252][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.898275][ T32] r4:00000001 [ 1344.898301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.898338][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.898365][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.898393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.898436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.898469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.898514][ T32] r4:8509db40 [ 1344.898540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.898568][ T32] INFO: task kworker/0:931:5821 blocked for more than 471 seconds. [ 1344.898623][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.898663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.898688][ T32] task:kworker/0:931 state:D stack:0 pid:5821 tgid:5821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.898760][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.898829][ T32] Call trace: [ 1344.898861][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.898913][ T32] r10:8291a684 r9:ebf25d84 r8:00000002 r7:60000113 r6:ebf25d8c r5:85908000 [ 1344.898936][ T32] r4:85908000 [ 1344.898958][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.899002][ T32] r5:85908000 r4:8291a680 [ 1344.899043][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.899090][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.899134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf25e08 [ 1344.899259][ T32] r4:00000000 [ 1344.899307][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.899369][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.899408][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.899459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e3c0 [ 1344.899482][ T32] r4:00000000 [ 1344.899551][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.899623][ T32] r9:83018005 r8:85908000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1344.899651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.899693][ T32] r5:00001000 r4:eba97000 [ 1344.899720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.899761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.899803][ T32] r5:8592578c r4:85925400 [ 1344.899847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.899913][ T32] r7:dddced80 r6:83018000 r5:8592578c r4:8570fd00 [ 1344.899959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.900010][ T32] r10:61c88647 r9:85908000 r8:8570fd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.900034][ T32] r4:8570fd00 [ 1344.900053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.900110][ T32] r10:00000000 r9:8570fd00 r8:80287e08 r7:ebf05e60 r6:8570fd80 r5:85908000 [ 1344.900136][ T32] r4:00000001 [ 1344.900156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.900215][ T32] Exception stack(0xebf25fb0 to 0xebf25ff8) [ 1344.900246][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.900277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.900327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.900358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.900380][ T32] r4:8579e000 [ 1344.900639][ T32] INFO: task kworker/0:931:5821 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.900677][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.900734][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.900778][ T32] Call trace: [ 1344.900808][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.900859][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.900882][ T32] r4:00000000 [ 1344.900914][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.900959][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.900987][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.901017][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.901044][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.901091][ T32] r5:80070013 r4:80239bb0 [ 1344.901116][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.901156][ T32] r4:82ac21e4 [ 1344.901176][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.901218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.901257][ T32] r4:e0581dc0 [ 1344.901288][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.901333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.901356][ T32] r4:00000000 [ 1344.901377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.901420][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.901441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.901482][ T32] r5:00001000 r4:eecd1000 [ 1344.901501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.901540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.901581][ T32] r5:85d62f8c r4:85d62c00 [ 1344.901603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.901648][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.901680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.901752][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.901778][ T32] r4:8509f580 [ 1344.901935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.902000][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.902061][ T32] r4:00000001 [ 1344.902097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.902408][ T32] INFO: task kworker/0:932:5822 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 1344.902681][ T32] r10:8291a684 r9:ebf29d84 r8:00000002 r7:60000013 r6:ebf29d8c r5:85909800 ** 6 printk messages dropped ** [ 1344.902923][ T32] r4:00000000 [ 1344.902941][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.902977][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.903011][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.903051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e740 [ 1344.903075][ T32] r4:00000000 [ 1344.903094][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.903137][ T32] r9:83018005 r8:85909800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1344.903169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.903243][ T32] r5:00001000 r4:ebae1000 [ 1344.903266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.903313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.903372][ T32] r5:85925b8c r4:85925800 [ 1344.903416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.903465][ T32] r7:dddced80 r6:83018000 r5:85925b8c r4:8570fe00 [ 1344.903488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.903546][ T32] r10:61c88647 r9:85909800 r8:8570fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.903580][ T32] r4:8570fe00 [ 1344.903601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.903646][ T32] r10:00000000 r9:8570fe00 r8:80287e08 r7:ebf05e60 r6:8570fe80 r5:85909800 [ 1344.903765][ T32] r4:00000001 [ 1344.913047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.913120][ T32] Exception stack(0xebf29fb0 to 0xebf29ff8) [ 1344.913153][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.913183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.913210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.913241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.913266][ T32] r4:8579e180 [ 1344.913709][ T32] INFO: task kworker/0:932:5822 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.914226][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.914319][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.914375][ T32] Call trace: [ 1344.914408][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.914467][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.914492][ T32] r4:00000000 [ 1344.914513][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.914555][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.914583][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.914621][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.914682][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.914713][ T32] r5:80070013 r4:80239bb0 [ 1344.914734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.914777][ T32] r4:82ac21e4 [ 1344.914797][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.914839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.914885][ T32] r4:e0581dc0 [ 1344.914909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.914951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.915008][ T32] r4:00000000 [ 1344.915033][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.915080][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.915102][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.915144][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1344.915262][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1344.915445][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.915618][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1344.915915][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1344.916184][ T32] r10:8291a684 r9:ebf31d84 r8:00000002 r7:60000113 r6:ebf31d8c r5:8590b000 ** 7 printk messages dropped ** [ 1344.916515][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1344.916896][ T32] r5:858c278c r4:858c2400 [ 1344.916938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.917058][ T32] r10:61c88647 r9:8590b000 r8:8570cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1344.917418][ T32] r4:8579f100 ** 2 printk messages dropped ** [ 1344.917912][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.918218][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 10 printk messages dropped ** [ 1344.918671][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.918759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1344.919232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.919533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.920290][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.920492][ T32] r5:858a1800 r4:8291a680 ** 4 printk messages dropped ** [ 1344.920632][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1344.920961][ T32] r5:00001000 r4:ebcfd000 ** 2 printk messages dropped ** [ 1344.921088][ T32] r5:85926b8c r4:85926800 [ 1344.921108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.921220][ T32] r10:61c88647 r9:858a1800 r8:8570ffac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1344.921357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1344.921467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1344.921570][ T32] r4:8579e7c0 [ 1344.921821][ T32] INFO: task kworker/0:933:5828 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.921856][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.922135][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.922275][ T32] Call trace: [ 1344.922328][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.922381][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.922404][ T32] r4:00000000 [ 1344.922422][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.922462][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.922490][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.922520][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.922544][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.922567][ T32] r5:80070013 r4:80239bb0 [ 1344.922587][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.922625][ T32] r4:82ac21e4 [ 1344.922645][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.922686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.922708][ T32] r4:e0581dc0 [ 1344.922727][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.922768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.922790][ T32] r4:00000000 [ 1344.922809][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.922852][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.922874][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.922994][ T32] r5:00001000 r4:eecd1000 [ 1344.923019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.923060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.923102][ T32] r5:85d62f8c r4:85d62c00 [ 1344.923123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.923168][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.923188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.923233][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.923255][ T32] r4:8509f580 [ 1344.923274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.923326][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.923349][ T32] r4:00000001 [ 1344.923368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.923403][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.923429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.923472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.923561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.923707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.945295][ T32] r4:8509db40 [ 1344.945412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.945460][ T32] INFO: task kworker/0:934:5829 blocked for more than 471 seconds. [ 1344.945499][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.945524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.945559][ T32] task:kworker/0:934 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.945626][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.945692][ T32] Call trace: [ 1344.945727][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.945788][ T32] r10:8291a684 r9:ebf35d84 r8:00000002 r7:60000013 r6:ebf35d8c r5:858a0000 [ 1344.945811][ T32] r4:858a0000 [ 1344.945830][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.945891][ T32] r5:858a0000 r4:8291a680 [ 1344.945917][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.945960][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.946003][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf35e08 [ 1344.946025][ T32] r4:00000000 [ 1344.946045][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.946079][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.946139][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.946180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e900 [ 1344.946203][ T32] r4:00000000 [ 1344.946222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.946268][ T32] r9:83018005 r8:858a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1344.946291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.946338][ T32] r5:00001000 r4:ebcd5000 [ 1344.946361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.946400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.946443][ T32] r5:8592638c r4:85926000 [ 1344.946465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.946511][ T32] r7:dddced80 r6:83018000 r5:8592638c r4:85792000 [ 1344.946534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.946580][ T32] r10:61c88647 r9:858a0000 r8:8579202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.946603][ T32] r4:85792000 [ 1344.946622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.946668][ T32] r10:00000000 r9:85792000 r8:80287e08 r7:ebf0de60 r6:8570cc00 r5:858a0000 [ 1344.946690][ T32] r4:00000001 [ 1344.946710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.946747][ T32] Exception stack(0xebf35fb0 to 0xebf35ff8) [ 1344.946775][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.946803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.946829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.946857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.946879][ T32] r4:8579e980 [ 1344.947342][ T32] INFO: task kworker/0:934:5829 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.947380][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.947441][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.947493][ T32] Call trace: [ 1344.947538][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.947594][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.947663][ T32] r4:00000000 [ 1344.947687][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.947777][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.947809][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.947885][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.947915][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.947996][ T32] r5:80070013 r4:80239bb0 [ 1344.948022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.948064][ T32] r4:82ac21e4 [ 1344.948084][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.948128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.948151][ T32] r4:e0581dc0 [ 1344.948171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.948211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.948236][ T32] r4:00000000 [ 1344.948256][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.948314][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.948345][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.948388][ T32] r5:00001000 r4:eecd1000 [ 1344.948409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.948449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.948490][ T32] r5:85d62f8c r4:85d62c00 [ 1344.948510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.948557][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.948578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.948624][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.948646][ T32] r4:8509f580 [ 1344.948666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.948711][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.948735][ T32] r4:00000001 [ 1344.948755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.948805][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.948847][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.948881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.948914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.948955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.948981][ T32] r4:8509db40 [ 1344.949001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.949028][ T32] INFO: task kworker/0:935:5832 blocked for more than 471 seconds. [ 1344.949073][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.949103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.949132][ T32] task:kworker/0:935 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.949180][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.949284][ T32] Call trace: [ 1344.949352][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.949405][ T32] r10:8291a684 r9:ebf39d84 r8:00000002 r7:60000013 r6:ebf39d8c r5:858a2400 [ 1344.949451][ T32] r4:858a2400 [ 1344.949476][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.949522][ T32] r5:858a2400 r4:8291a680 [ 1344.949542][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.949580][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.949623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf39e08 [ 1344.949646][ T32] r4:00000000 [ 1344.949666][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.949701][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.949741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.949781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579eb00 [ 1344.949803][ T32] r4:00000000 [ 1344.949823][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.949866][ T32] r9:83018005 r8:858a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1344.949889][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.949942][ T32] r5:00001000 r4:ebce7000 [ 1344.949982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.950028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.950072][ T32] r5:8592678c r4:85926400 [ 1344.950092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.950137][ T32] r7:dddced80 r6:83018000 r5:8592678c r4:85792080 [ 1344.950161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.950208][ T32] r10:61c88647 r9:858a2400 r8:857920ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.950231][ T32] r4:85792080 [ 1344.950273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.950323][ T32] r10:00000000 r9:85792080 r8:80287e08 r7:ebf0de60 r6:8570cc80 r5:858a2400 [ 1344.950369][ T32] r4:00000001 [ 1344.950392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.950429][ T32] Exception stack(0xebf39fb0 to 0xebf39ff8) [ 1344.950455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.950484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.950510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.950538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.950561][ T32] r4:8579e980 [ 1344.950821][ T32] INFO: task kworker/0:935:5832 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.950855][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.950937][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.951027][ T32] Call trace: [ 1344.951062][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.951126][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.951154][ T32] r4:00000000 [ 1344.951195][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.951240][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.951279][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.951313][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.951346][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.951371][ T32] r5:80070013 r4:80239bb0 [ 1344.951393][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.951453][ T32] r4:82ac21e4 [ 1344.951499][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.951548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.951574][ T32] r4:e0581dc0 [ 1344.951594][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.951638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.951662][ T32] r4:00000000 [ 1344.951705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.951753][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.951775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.951818][ T32] r5:00001000 r4:eecd1000 [ 1344.951839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.951878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.951919][ T32] r5:85d62f8c r4:85d62c00 [ 1344.951938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.951984][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.952005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.952051][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.952073][ T32] r4:8509f580 [ 1344.952092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.952136][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.952160][ T32] r4:00000001 [ 1344.952192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.952231][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.952257][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.952287][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.952334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.952368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.952392][ T32] r4:8509db40 [ 1344.952412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.952436][ T32] INFO: task kworker/0:936:5833 blocked for more than 471 seconds. [ 1344.952464][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.952487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.952507][ T32] task:kworker/0:936 state:D stack:0 pid:5833 tgid:5833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.952551][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.952591][ T32] Call trace: [ 1344.952639][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.952692][ T32] r10:8291a684 r9:ebf3dd84 r8:00000002 r7:60000113 r6:ebf3dd8c r5:858a3000 [ 1344.952718][ T32] r4:858a3000 [ 1344.952738][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.952783][ T32] r5:858a3000 r4:8291a680 [ 1344.952804][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.952842][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.952884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf3de08 [ 1344.952907][ T32] r4:00000000 [ 1344.952966][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.953006][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.953065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.953110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579edc0 [ 1344.953143][ T32] r4:00000000 [ 1344.953189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.953238][ T32] r9:83018005 r8:858a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1344.953261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.953303][ T32] r5:00001000 r4:ebd59000 [ 1344.953333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.953375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.953433][ T32] r5:8592738c r4:85927000 [ 1344.953456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.953503][ T32] r7:dddced80 r6:83018000 r5:8592738c r4:85792100 [ 1344.953523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.953569][ T32] r10:61c88647 r9:858a3000 r8:8579212c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.953592][ T32] r4:85792100 [ 1344.953612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.953677][ T32] r10:00000000 r9:85792100 r8:80287e08 r7:ebf0de60 r6:8570cd00 r5:858a3000 [ 1344.953703][ T32] r4:00000001 [ 1344.953771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.968270][ T32] Exception stack(0xebf3dfb0 to 0xebf3dff8) [ 1344.968345][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.968386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.968443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.968484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.968510][ T32] r4:8579ed40 [ 1344.968930][ T32] INFO: task kworker/0:936:5833 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.968970][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.969039][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.969129][ T32] Call trace: [ 1344.969163][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.969220][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.969246][ T32] r4:00000000 [ 1344.969267][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.969307][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.969340][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.969370][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.969395][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.969419][ T32] r5:80070013 r4:80239bb0 [ 1344.969440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.969482][ T32] r4:82ac21e4 [ 1344.969515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.969562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.969616][ T32] r4:e0581dc0 [ 1344.969640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.969684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 2 printk messages dropped ** [ 1344.969781][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1344.969829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.969876][ T32] r5:00001000 r4:eecd1000 [ 1344.969899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.969939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.969982][ T32] r5:85d62f8c r4:85d62c00 [ 1344.970003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.970074][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1344.970124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.970186][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.970214][ T32] r4:8509f580 [ 1344.970235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.970282][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1344.970307][ T32] r4:00000001 [ 1344.970334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.970371][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1344.970398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.970425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.970453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.970481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.970503][ T32] r4:8509db40 [ 1344.970524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.970552][ T32] INFO: task kworker/0:937:5837 blocked for more than 471 seconds. [ 1344.970583][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.970607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.970627][ T32] task:kworker/0:937 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.970672][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.970736][ T32] Call trace: [ 1344.970782][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.970835][ T32] r10:8291a684 r9:ebf55d84 r8:00000002 r7:60000113 r6:ebf55d8c r5:858a3c00 [ 1344.970859][ T32] r4:858a3c00 [ 1344.970879][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.970924][ T32] r5:858a3c00 r4:8291a680 [ 1344.970944][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.970984][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.971027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf55e08 [ 1344.971051][ T32] r4:00000000 [ 1344.971165][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.971273][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.971344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.971389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ed00 [ 1344.971412][ T32] r4:00000000 [ 1344.971456][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.971504][ T32] r9:83018005 r8:858a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1344.971526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1344.971588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.971683][ T32] r5:85926f8c r4:85926c00 [ 1344.971708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.971755][ T32] r7:dddced80 r6:83018000 r5:85926f8c r4:85792180 [ 1344.971776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.971827][ T32] r10:61c88647 r9:858a3c00 r8:857921ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.971853][ T32] r4:85792180 [ 1344.971896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.971956][ T32] r10:00000000 r9:85792180 r8:80287e08 r7:ebf3de60 r6:8570cd80 r5:858a3c00 [ 1344.972005][ T32] r4:00000001 [ 1344.972050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.972089][ T32] Exception stack(0xebf55fb0 to 0xebf55ff8) [ 1344.972127][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.972159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.972186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.972216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.972319][ T32] r4:8579e880 [ 1344.972612][ T32] INFO: task kworker/0:937:5837 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.972656][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.972713][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.972756][ T32] Call trace: [ 1344.972785][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.972836][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.972859][ T32] r4:00000000 [ 1344.972879][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.972965][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.972997][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.973026][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.973066][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.973093][ T32] r5:80070013 r4:80239bb0 [ 1344.973115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.973191][ T32] r4:82ac21e4 [ 1344.973260][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.973308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1344.973337][ T32] r4:e0581dc0 [ 1344.973452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.973498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1344.973524][ T32] r4:00000000 [ 1344.973568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.973616][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 3 printk messages dropped ** [ 1344.981406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.981810][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.981970][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.982515][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.982718][ T32] r5:858a6000 r4:8291a680 ** 5 printk messages dropped ** [ 1344.982963][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1344.983266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.983436][ T32] r5:85927b8c r4:85927800 [ 1344.983455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.983524][ T32] r7:dddced80 r6:83018000 r5:85927b8c r4:85792200 [ 1344.983574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.983647][ T32] r10:61c88647 r9:858a6000 r8:8579222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.983674][ T32] r4:85792200 [ 1344.983694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.991587][ T32] r10:00000000 r9:85792200 r8:80287e08 r7:ebf3de60 r6:8570ce00 r5:858a6000 [ 1344.991683][ T32] r4:00000001 [ 1344.991728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.991787][ T32] Exception stack(0xebf59fb0 to 0xebf59ff8) [ 1344.991819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.991848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.991874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.991976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.992004][ T32] r4:8579ee00 [ 1344.992467][ T32] INFO: task kworker/0:938:5838 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1344.992508][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.992575][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.992622][ T32] Call trace: [ 1344.992678][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.992760][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1344.992789][ T32] r4:00000000 [ 1344.992811][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.992875][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1344.992908][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1344.992938][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1344.992986][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.993013][ T32] r5:80070013 r4:80239bb0 [ 1344.993058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.993104][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.993198][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1344.993409][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 7 printk messages dropped ** [ 1344.993798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.998334][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1344.998596][ T32] INFO: task kworker/0:939:5840 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.999043][ T32] r4:858a0c00 ** 3 printk messages dropped ** [ 1344.999191][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.999548][ T32] r9:83018005 r8:858a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1344.999825][ T32] r5:8592778c r4:85927400 [ 1344.999846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.999989][ T32] r10:61c88647 r9:858a0c00 r8:857922ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.000295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.001112][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1345.001282][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.001310][ T32] r5:80070013 r4:80239bb0 [ 1345.001349][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.001394][ T32] r4:82ac21e4 [ 1345.001416][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.001472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.001531][ T32] r4:e0581dc0 [ 1345.001561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.001603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.001675][ T32] r4:00000000 [ 1345.001699][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.001746][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.001791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.001836][ T32] r5:00001000 r4:eecd1000 [ 1345.001857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.001897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.001962][ T32] r5:85d62f8c r4:85d62c00 [ 1345.001986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.002033][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.002054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.002099][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.002121][ T32] r4:8509f580 [ 1345.002140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.002184][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.002207][ T32] r4:00000001 [ 1345.002226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.002262][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.002304][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.002341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.002370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.002399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.002424][ T32] r4:8509db40 [ 1345.002444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.002467][ T32] INFO: task kworker/0:940:5842 blocked for more than 471 seconds. [ 1345.002510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.002537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.002587][ T32] task:kworker/0:940 state:D stack:0 pid:5842 tgid:5842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.002649][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.002691][ T32] Call trace: [ 1345.002721][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.002770][ T32] r10:8291a684 r9:ebf69d84 r8:00000002 r7:60000113 r6:ebf69d8c r5:858a6c00 [ 1345.002794][ T32] r4:858a6c00 [ 1345.002837][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.002899][ T32] r5:858a6c00 r4:8291a680 [ 1345.002922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.002963][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.003006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf69e08 [ 1345.003053][ T32] r4:00000000 [ 1345.003077][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.003114][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.003173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.003218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a6340 [ 1345.003242][ T32] r4:00000000 [ 1345.003262][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.003308][ T32] r9:83018005 r8:858a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.003335][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.003377][ T32] r5:00001000 r4:ebf6f000 [ 1345.003397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.003437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.003479][ T32] r5:8593038c r4:85930000 [ 1345.003505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.003561][ T32] r7:dddced80 r6:83018000 r5:8593038c r4:85792300 [ 1345.003613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.003665][ T32] r10:61c88647 r9:858a6c00 r8:8579232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.003693][ T32] r4:85792300 [ 1345.003714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.014300][ T32] r10:00000000 r9:85792300 r8:80287e08 r7:ebf59e60 r6:8570cf00 r5:858a6c00 ** 5 printk messages dropped ** [ 1345.014512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.015163][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1345.015557][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1345.016130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 8 printk messages dropped ** [ 1345.016537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1345.016961][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1345.017153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.017461][ T32] task:kworker/0:941 state:D stack:0 pid:5843 tgid:5843 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.017996][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.018132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a61c0 ** 7 printk messages dropped ** [ 1345.018489][ T32] r5:85927f8c r4:85927c00 ** 1 printk messages dropped ** [ 1345.018557][ T32] r7:dddced80 r6:83018000 r5:85927f8c r4:85792380 ** 5 printk messages dropped ** [ 1345.018802][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.018994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.019465][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.019805][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 9 printk messages dropped ** [ 1345.020178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1345.020638][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1345.020857][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.020884][ T32] r4:00000001 [ 1345.020905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.020943][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.020970][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.021004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.021033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.021063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.021088][ T32] r4:8509db40 [ 1345.021108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.021134][ T32] INFO: task kworker/0:942:5846 blocked for more than 471 seconds. [ 1345.021161][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.021184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.021228][ T32] task:kworker/0:942 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.021305][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.021360][ T32] Call trace: [ 1345.021409][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.021486][ T32] r10:8291a684 r9:ebf6dd84 r8:00000002 r7:60000113 r6:ebf6dd8c r5:8590d400 [ 1345.021526][ T32] r4:8590d400 [ 1345.021552][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.021603][ T32] r5:8590d400 r4:8291a680 [ 1345.021635][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.021680][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.021725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf6de08 [ 1345.021749][ T32] r4:00000000 [ 1345.021770][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.021809][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.021868][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.021939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a6400 [ 1345.021967][ T32] r4:00000000 [ 1345.021989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.022034][ T32] r9:83018005 r8:8590d400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1345.022058][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.022103][ T32] r5:00001000 r4:ebf75000 [ 1345.022124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.022163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.022209][ T32] r5:8593078c r4:85930400 [ 1345.022230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.022276][ T32] r7:dddced80 r6:83018000 r5:8593078c r4:85792480 [ 1345.022302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.022359][ T32] r10:61c88647 r9:8590d400 r8:857924ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.022385][ T32] r4:85792480 [ 1345.022407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.022453][ T32] r10:00000000 r9:85792480 r8:80287e08 r7:ebf69e60 r6:85792500 r5:8590d400 [ 1345.022477][ T32] r4:00000001 [ 1345.022497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.022534][ T32] Exception stack(0xebf6dfb0 to 0xebf6dff8) [ 1345.022580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.022615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.022644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.022674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.022697][ T32] r4:857a6180 [ 1345.022929][ T32] INFO: task kworker/0:942:5846 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.022990][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.023053][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.023098][ T32] Call trace: [ 1345.023129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.023201][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.023232][ T32] r4:00000000 [ 1345.023254][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.023298][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.023348][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.023416][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.023449][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.023497][ T32] r5:80070013 r4:80239bb0 [ 1345.023524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.023591][ T32] r4:82ac21e4 [ 1345.023617][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.023664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.023712][ T32] r4:e0581dc0 [ 1345.023738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.040189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.040259][ T32] r4:00000000 [ 1345.040289][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.040388][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.040437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.040509][ T32] r5:00001000 r4:eecd1000 [ 1345.040534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.040580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.040675][ T32] r5:85d62f8c r4:85d62c00 [ 1345.040723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.040775][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.040796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.040866][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.040894][ T32] r4:8509f580 [ 1345.040916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.040962][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.040985][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.041069][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1345.041235][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1345.041389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1345.041603][ T32] Call trace: [ 1345.041636][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.041714][ T32] r10:8291a684 r9:ebf79d84 r8:00000002 r7:60000113 r6:ebf79d8c r5:8590e000 [ 1345.041765][ T32] r4:8590e000 [ 1345.041789][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.041834][ T32] r5:8590e000 r4:8291a680 [ 1345.041902][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.041946][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.041989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf79e08 [ 1345.042011][ T32] r4:00000000 [ 1345.042030][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.042063][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.042097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.042162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a6540 [ 1345.042236][ T32] r4:00000000 [ 1345.042281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.042337][ T32] r9:83018005 r8:8590e000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1345.042360][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.042403][ T32] r5:00001000 r4:ec781000 [ 1345.042423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.042462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.042528][ T32] r5:85930b8c r4:85930800 [ 1345.042582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.042656][ T32] r7:dddced80 r6:83018000 r5:85930b8c r4:85792580 [ 1345.042694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.042790][ T32] r10:61c88647 r9:8590e000 r8:857925ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.042817][ T32] r4:85792580 [ 1345.042837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.042952][ T32] r10:00000000 r9:85792580 r8:80287e08 r7:ebf6de60 r6:85792600 r5:8590e000 [ 1345.042983][ T32] r4:00000001 [ 1345.043004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.043042][ T32] Exception stack(0xebf79fb0 to 0xebf79ff8) [ 1345.043093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.043125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.043151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.043180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.043203][ T32] r4:857a6440 [ 1345.043633][ T32] INFO: task kworker/0:943:5849 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.043672][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.043781][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.052725][ T32] Call trace: [ 1345.052766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.052835][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 3 printk messages dropped ** [ 1345.052985][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1345.053303][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1345.053487][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1345.054338][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1345.054562][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.054618][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.054675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.054791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.054824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.054847][ T32] r4:8509db40 [ 1345.054874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.054904][ T32] INFO: task kworker/0:944:5850 blocked for more than 471 seconds. [ 1345.054958][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.054986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.055009][ T32] task:kworker/0:944 state:D stack:0 pid:5850 tgid:5850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.055085][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.055133][ T32] Call trace: [ 1345.055188][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.055265][ T32] r10:8291a684 r9:ec785d84 r8:00000002 r7:60000013 r6:ec785d8c r5:8590ec00 [ 1345.055298][ T32] r4:8590ec00 [ 1345.055356][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.055438][ T32] r5:8590ec00 r4:8291a680 [ 1345.055463][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.055517][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.055563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 [ 1345.055587][ T32] r4:00000000 [ 1345.055630][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.055668][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.055706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.055748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850880c0 [ 1345.055770][ T32] r4:00000000 [ 1345.055790][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.055836][ T32] r9:83018005 r8:8590ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1345.055858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.055898][ T32] r5:00001000 r4:ec7d1000 [ 1345.055919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.055959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.056020][ T32] r5:8593278c r4:85932400 [ 1345.056045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.056102][ T32] r7:dddced80 r6:83018000 r5:8593278c r4:85792680 [ 1345.056141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.056240][ T32] r10:61c88647 r9:8590ec00 r8:857926ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.056292][ T32] r4:85792680 [ 1345.056355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.056405][ T32] r10:00000000 r9:85792680 r8:80287e08 r7:ebf79e60 r6:85792700 r5:8590ec00 [ 1345.056428][ T32] r4:00000001 [ 1345.056446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.056482][ T32] Exception stack(0xec785fb0 to 0xec785ff8) [ 1345.056508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.056537][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.056564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.056604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1345.057172][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.057452][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.057480][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.057530][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.057604][ T32] r5:80070013 r4:80239bb0 [ 1345.057628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.057667][ T32] r4:82ac21e4 [ 1345.057687][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.057730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.057754][ T32] r4:e0581dc0 [ 1345.057774][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.057814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.057860][ T32] r4:00000000 [ 1345.057883][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.057929][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.057975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.058019][ T32] r5:00001000 r4:eecd1000 [ 1345.058062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.058104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.058145][ T32] r5:85d62f8c r4:85d62c00 [ 1345.058164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.058210][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.058248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.058298][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.058320][ T32] r4:8509f580 [ 1345.058357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.058417][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.058450][ T32] r4:00000001 [ 1345.058472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.058509][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.058535][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.058563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.058589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.058643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.058670][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1345.058755][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1345.058976][ T32] r10:8291a684 r9:ec78dd84 r8:00000002 r7:60000113 r6:ec78dd8c r5:8590bc00 ** 6 printk messages dropped ** [ 1345.059232][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.059416][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.059657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.059758][ T32] r5:85930f8c r4:85930c00 [ 1345.059808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1345.060057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1345.060320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.061035][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1345.061226][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1345.061433][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1345.061607][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1345.062226][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1345.062378][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.062405][ T32] r4:00000001 [ 1345.062473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.062586][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.062616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.062644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.062670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.062706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.062731][ T32] r4:8509db40 [ 1345.062821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.062849][ T32] INFO: task kworker/0:946:5853 blocked for more than 471 seconds. [ 1345.062899][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.062928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.062996][ T32] task:kworker/0:946 state:D stack:0 pid:5853 tgid:5853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.063045][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.063132][ T32] Call trace: [ 1345.063164][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.063212][ T32] r10:8291a684 r9:ebf41d84 r8:00000002 r7:60000013 r6:ebf41d8c r5:85910c00 [ 1345.063259][ T32] r4:85910c00 [ 1345.063284][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.063338][ T32] r5:85910c00 r4:8291a680 [ 1345.063359][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.063399][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.063440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf41e08 [ 1345.063463][ T32] r4:00000000 [ 1345.063481][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.063515][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.063548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.063593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a6940 [ 1345.063619][ T32] r4:00000000 [ 1345.063639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.063684][ T32] r9:83018005 r8:85910c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1345.063788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.080188][ T32] r5:00001000 r4:ec799000 [ 1345.080237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.080316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.080370][ T32] r5:8593138c r4:85931000 [ 1345.080392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.080474][ T32] r7:dddced80 r6:83018000 r5:8593138c r4:85792880 [ 1345.080500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.080594][ T32] r10:61c88647 r9:85910c00 r8:857928ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.080621][ T32] r4:85792880 [ 1345.080706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.080823][ T32] r10:00000000 r9:85792880 r8:80287e08 r7:ec785e60 r6:85792900 r5:85910c00 [ 1345.080850][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.081218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.082047][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.082461][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 4 printk messages dropped ** [ 1345.082653][ T32] r4:82ac21e4 [ 1345.082674][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.082716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.082762][ T32] r4:e0581dc0 [ 1345.082792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.082835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.082859][ T32] r4:00000000 [ 1345.082879][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.082948][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.082973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.083015][ T32] r5:00001000 r4:eecd1000 [ 1345.083035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.083075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.083140][ T32] r5:85d62f8c r4:85d62c00 [ 1345.083190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.083264][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.083289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.083444][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.083472][ T32] r4:8509f580 [ 1345.083538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.083588][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.083611][ T32] r4:00000001 [ 1345.083647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.083691][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.083719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.091837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.091931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.091972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.091996][ T32] r4:8509db40 [ 1345.092044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.092095][ T32] INFO: task kworker/0:947:5856 blocked for more than 471 seconds. [ 1345.092132][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.092182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.092209][ T32] task:kworker/0:947 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.092277][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.092432][ T32] Call trace: [ 1345.092466][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1345.092546][ T32] r4:85911800 ** 4 printk messages dropped ** [ 1345.092713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 ** 7 printk messages dropped ** [ 1345.093001][ T32] r9:83018005 r8:85911800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 ** 4 printk messages dropped ** [ 1345.093196][ T32] r5:8593178c r4:85931400 [ 1345.093221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.093349][ T32] r10:61c88647 r9:85911800 r8:857929ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1345.093545][ T32] Exception stack(0xec79dfb0 to 0xec79dff8) ** 6 printk messages dropped ** [ 1345.098714][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.099199][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1345.099473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 2 printk messages dropped ** [ 1345.099649][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.099676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.099722][ T32] r5:00001000 r4:eecd1000 [ 1345.099747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.099790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.099832][ T32] r5:85d62f8c r4:85d62c00 [ 1345.099853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.099912][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.099936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.099991][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.100015][ T32] r4:8509f580 [ 1345.100035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.100104][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.100148][ T32] r4:00000001 [ 1345.100171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.100213][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.100240][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.100291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.100339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.100395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.100422][ T32] r4:8509db40 [ 1345.100454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.100484][ T32] INFO: task kworker/0:948:5857 blocked for more than 471 seconds. [ 1345.100516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.100540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.100561][ T32] task:kworker/0:948 state:D stack:0 pid:5857 tgid:5857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.100633][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.100699][ T32] Call trace: [ 1345.100756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.100854][ T32] r10:8291a684 r9:ec7b5d84 r8:00000002 r7:60000113 r6:ec7b5d8c r5:85912400 [ 1345.101055][ T32] r4:85912400 [ 1345.101127][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.101200][ T32] r5:85912400 r4:8291a680 ** 3 printk messages dropped ** [ 1345.101361][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.101531][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.101777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.101821][ T32] r5:85931b8c r4:85931800 [ 1345.101841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1345.102047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1345.102290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.102932][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1345.103224][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.103308][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1345.103511][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 9 printk messages dropped ** [ 1345.114796][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1345.114971][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1345.115136][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1345.115406][ T32] task:kworker/0:949 state:D stack:0 pid:5859 tgid:5859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.115485][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.115530][ T32] Call trace: [ 1345.115561][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.115618][ T32] r10:8291a684 r9:ec7c1d84 r8:00000002 r7:60000113 r6:ec7c1d8c r5:85913c00 [ 1345.115665][ T32] r4:85913c00 [ 1345.115714][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.115777][ T32] r5:85913c00 r4:8291a680 [ 1345.115825][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.115963][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.116011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 [ 1345.116034][ T32] r4:00000000 [ 1345.116053][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.116086][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.116153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.116199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a6ec0 [ 1345.116224][ T32] r4:00000000 [ 1345.116244][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.116291][ T32] r9:83018005 r8:85913c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1345.116353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.116399][ T32] r5:00001000 r4:ec7b7000 [ 1345.116421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.116460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.116503][ T32] r5:85931f8c r4:85931c00 [ 1345.116525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.116589][ T32] r7:dddced80 r6:83018000 r5:85931f8c r4:85792b80 [ 1345.116615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.116686][ T32] r10:61c88647 r9:85913c00 r8:85792bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.116714][ T32] r4:85792b80 [ 1345.116735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.116780][ T32] r10:00000000 r9:85792b80 r8:80287e08 r7:ec785e60 r6:85792c00 r5:85913c00 [ 1345.116804][ T32] r4:00000001 [ 1345.116847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.116887][ T32] Exception stack(0xec7c1fb0 to 0xec7c1ff8) [ 1345.116926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.117003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.117055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.117087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.117110][ T32] r4:857a6e00 [ 1345.117547][ T32] INFO: task kworker/0:949:5859 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.117656][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.117764][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.117809][ T32] Call trace: [ 1345.117876][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.117932][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.117956][ T32] r4:00000000 [ 1345.117976][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.118016][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.118068][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.118114][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.118143][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.118168][ T32] r5:80070013 r4:80239bb0 [ 1345.118235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.118303][ T32] r4:82ac21e4 [ 1345.118333][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.118377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.118401][ T32] r4:e0581dc0 [ 1345.118421][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.118526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.118553][ T32] r4:00000000 [ 1345.118573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.118626][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.118648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.118719][ T32] r5:00001000 r4:eecd1000 [ 1345.118743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.118890][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1345.119112][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1345.119641][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1345.119796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1345.120264][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.120662][ T32] r9:83018005 r8:85914800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 ** 4 printk messages dropped ** [ 1345.120869][ T32] r5:8593238c r4:85932000 ** 3 printk messages dropped ** [ 1345.121049][ T32] r10:61c88647 r9:85914800 r8:85792cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.121340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.122012][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1345.122312][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.122514][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.122817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.123150][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 10 printk messages dropped ** [ 1345.123541][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1345.136526][ T32] r4:85915400 ** 4 printk messages dropped ** [ 1345.136888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c5e08 ** 10 printk messages dropped ** [ 1345.137538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.137626][ T32] r5:85932b8c r4:85932800 [ 1345.137646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.137716][ T32] r7:dddced80 r6:83018000 r5:85932b8c r4:85792d80 [ 1345.137743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.137817][ T32] r10:61c88647 r9:85915400 r8:85792dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.137845][ T32] r4:85792d80 [ 1345.137866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.137914][ T32] r10:00000000 r9:85792d80 r8:80287e08 r7:ec785e60 r6:85792e00 r5:85915400 [ 1345.137936][ T32] r4:00000001 [ 1345.137955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.137993][ T32] Exception stack(0xec7c5fb0 to 0xec7c5ff8) [ 1345.138022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.138051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.138101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.138136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.138159][ T32] r4:85088280 [ 1345.138584][ T32] INFO: task kworker/0:951:5864 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.138622][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.138690][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.138766][ T32] Call trace: [ 1345.138799][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.138852][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.138876][ T32] r4:00000000 [ 1345.138895][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.138935][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.138986][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.139021][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.139047][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.139070][ T32] r5:80070013 r4:80239bb0 [ 1345.139091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.139132][ T32] r4:82ac21e4 [ 1345.139259][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.139356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.139384][ T32] r4:e0581dc0 [ 1345.139405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.139447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.139470][ T32] r4:00000000 [ 1345.139490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.139533][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.139595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.139641][ T32] r5:00001000 r4:eecd1000 [ 1345.139662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.139702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.139773][ T32] r5:85d62f8c r4:85d62c00 [ 1345.139821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.139871][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.139892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.139954][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.139981][ T32] r4:8509f580 [ 1345.140001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.140046][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.140116][ T32] r4:00000001 [ 1345.140167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.140250][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.140319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.140383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.140453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.140558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.140584][ T32] r4:8509db40 [ 1345.140605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.140634][ T32] INFO: task kworker/0:952:5867 blocked for more than 471 seconds. [ 1345.140666][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.140691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1345.140810][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.141373][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.142027][ T32] r5:85932f8c r4:85932c00 ** 1 printk messages dropped ** [ 1345.142128][ T32] r7:dddced80 r6:83018000 r5:85932f8c r4:85792e80 ** 12 printk messages dropped ** [ 1345.142594][ T32] r4:850882c0 ** 8 printk messages dropped ** [ 1345.143431][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1345.143625][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.143651][ T32] r5:80070013 r4:80239bb0 [ 1345.143755][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.158665][ T32] r4:82ac21e4 [ 1345.158710][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.158792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.158821][ T32] r4:e0581dc0 [ 1345.158843][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.158887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.158910][ T32] r4:00000000 [ 1345.158930][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.158978][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.159000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.159045][ T32] r5:00001000 r4:eecd1000 [ 1345.159065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1345.159428][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 13 printk messages dropped ** [ 1345.160027][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.160769][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.161257][ T32] r5:8593eb8c r4:8593e800 ** 1 printk messages dropped ** [ 1345.161353][ T32] r7:dddced80 r6:83018000 r5:8593eb8c r4:85792f80 ** 10 printk messages dropped ** [ 1345.161881][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1345.163200][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.163467][ T32] r4:00000000 [ 1345.163510][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.163568][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.163596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.163639][ T32] r5:00001000 r4:eecd1000 [ 1345.163659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.163697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.172070][ T32] r5:85d62f8c r4:85d62c00 [ 1345.172117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.172191][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.172226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.172298][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.172384][ T32] r4:8509f580 [ 1345.172411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.172461][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.172485][ T32] r4:00000001 [ 1345.172531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.172577][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.172611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.172640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.172668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.172745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.172776][ T32] r4:8509db40 [ 1345.172802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.172844][ T32] INFO: task kworker/0:954:5870 blocked for more than 471 seconds. [ 1345.172904][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.172933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1345.173166][ T32] Call trace: ** 10 printk messages dropped ** [ 1345.173653][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.179060][ T32] r5:8593378c r4:85933400 ** 3 printk messages dropped ** [ 1345.179401][ T32] r10:61c88647 r9:85913000 r8:850450ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1345.180888][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.181388][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1345.181840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1345.182540][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1345.182767][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.183280][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.183711][ T32] r5:858c2b8c r4:858c2800 ** 1 printk messages dropped ** [ 1345.193228][ T32] r7:ddde2d80 r6:83018200 r5:858c2b8c r4:8570cf80 ** 5 printk messages dropped ** [ 1345.193490][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1345.195091][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.195592][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1345.196134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.196642][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1345.196942][ T32] INFO: task kworker/0:955:5875 blocked for more than 471 seconds. ** 8 printk messages dropped ** [ 1345.197298][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1345.197738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1345.198020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.198229][ T32] r7:dddced80 r6:83018000 r5:85933b8c r4:85045280 ** 5 printk messages dropped ** [ 1345.198585][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.198925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.198962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.198987][ T32] r4:85088840 [ 1345.199245][ T32] INFO: task kworker/0:955:5875 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.199279][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.199347][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.199417][ T32] Call trace: [ 1345.199452][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.199505][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.199529][ T32] r4:00000000 [ 1345.199645][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.199730][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.199779][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.199812][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.199861][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.199901][ T32] r5:80070013 r4:80239bb0 [ 1345.199924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.199964][ T32] r4:82ac21e4 [ 1345.199984][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.200026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.200065][ T32] r4:e0581dc0 [ 1345.200089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.200131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.200156][ T32] r4:00000000 [ 1345.200176][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.200219][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.200241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.200281][ T32] r5:00001000 r4:eecd1000 [ 1345.200348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.200396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.200469][ T32] r5:85d62f8c r4:85d62c00 [ 1345.200518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.200568][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.200594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.200706][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.200734][ T32] r4:8509f580 [ 1345.200753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.200799][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.200832][ T32] r4:00000001 [ 1345.200855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.200917][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.200949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.200978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.201014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.201128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.201210][ T32] r4:8509db40 [ 1345.201282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.201314][ T32] INFO: task kworker/1:411:5876 blocked for more than 471 seconds. [ 1345.201348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.201373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.201394][ T32] task:kworker/1:411 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.201440][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.201511][ T32] Call trace: [ 1345.201553][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.201642][ T32] r10:8291a684 r9:ebe39d84 r8:00000002 r7:60000113 r6:ebe39d8c r5:85918c00 [ 1345.201672][ T32] r4:85918c00 [ 1345.201705][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.201756][ T32] r5:85918c00 r4:8291a680 [ 1345.201847][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.201891][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.201932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe39e08 [ 1345.201979][ T32] r4:00000000 [ 1345.202002][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.202054][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.202093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.202220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a29100 [ 1345.202247][ T32] r4:00000000 [ 1345.202292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.202349][ T32] r9:83018205 r8:85918c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1345.202463][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.202510][ T32] r5:00001000 r4:eb2ad000 [ 1345.202530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.202582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.202632][ T32] r5:858c2f8c r4:858c2c00 [ 1345.202653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.202771][ T32] r7:ddde2d80 r6:83018200 r5:858c2f8c r4:84a38000 [ 1345.202801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.202920][ T32] r10:61c88647 r9:85918c00 r8:84a3802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.203039][ T32] r4:84a38000 [ 1345.203063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.203110][ T32] r10:00000000 r9:84a38000 r8:80287e08 r7:ebeade60 r6:85045380 r5:85918c00 [ 1345.203133][ T32] r4:00000001 [ 1345.203198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.203309][ T32] Exception stack(0xebe39fb0 to 0xebe39ff8) [ 1345.203343][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.203374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.203400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.203428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.203454][ T32] r4:8579f5c0 [ 1345.203776][ T32] INFO: task kworker/1:411:5876 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.218173][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.218357][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.218495][ T32] Call trace: [ 1345.218559][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.218623][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.218672][ T32] r4:00000000 [ 1345.218698][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.218766][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.218869][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.218975][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.219005][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.219076][ T32] r5:80070013 r4:80239bb0 [ 1345.219100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.219143][ T32] r4:82ac21e4 [ 1345.219181][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.219228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.219251][ T32] r4:e0581dc0 [ 1345.219290][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.219387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.219414][ T32] r4:00000000 [ 1345.219455][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.219506][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.219699][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.219751][ T32] r5:00001000 r4:eecd1000 [ 1345.219773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.219813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.219855][ T32] r5:85d62f8c r4:85d62c00 [ 1345.219899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.219951][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.219989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.220041][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.220096][ T32] r4:8509f580 [ 1345.220124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.220173][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.220196][ T32] r4:00000001 [ 1345.220239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.220279][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.220403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.220461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.220516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.220550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.220597][ T32] r4:8509db40 [ 1345.220639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.220721][ T32] INFO: task kworker/0:956:5878 blocked for more than 471 seconds. [ 1345.220759][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.220832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.221001][ T32] task:kworker/0:956 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.221099][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.221168][ T32] Call trace: [ 1345.221261][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.221385][ T32] r10:8291a684 r9:ebe31d84 r8:00000002 r7:60000113 r6:ebe31d8c r5:85919800 [ 1345.221414][ T32] r4:85919800 [ 1345.221462][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.221592][ T32] r5:85919800 r4:8291a680 [ 1345.221621][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.221664][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.221790][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1345.222132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.222240][ T32] r5:85933f8c r4:85933c00 [ 1345.222266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.222316][ T32] r7:dddced80 r6:83018000 r5:85933f8c r4:85045400 [ 1345.222348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.222445][ T32] r10:61c88647 r9:85919800 r8:8504542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.222522][ T32] r4:85045400 [ 1345.222711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.222766][ T32] r10:00000000 r9:85045400 r8:80287e08 r7:ec7e9e60 r6:85045480 r5:85919800 [ 1345.222793][ T32] r4:00000001 [ 1345.222813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.222888][ T32] Exception stack(0xebe31fb0 to 0xebe31ff8) [ 1345.222930][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.222961][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.222992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.223022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.223046][ T32] r4:85088a80 [ 1345.223497][ T32] INFO: task kworker/0:956:5878 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.223542][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.223606][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.223651][ T32] Call trace: [ 1345.223682][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.235564][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.235675][ T32] r4:00000000 [ 1345.235705][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.235787][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.235825][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.235855][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.235880][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.236023][ T32] r5:80070013 r4:80239bb0 [ 1345.236071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.236141][ T32] r4:82ac21e4 [ 1345.236166][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.236210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.236319][ T32] r4:e0581dc0 [ 1345.236351][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.236420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.236472][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.236641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.237118][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1345.237286][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.237785][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.238152][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.238472][ T32] r9:83018005 r8:8591a400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1345.238668][ T32] r5:8593c38c r4:8593c000 [ 1345.238688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.238824][ T32] r4:85045500 ** 2 printk messages dropped ** [ 1345.239067][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.239339][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.240106][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1345.240191][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.240244][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.240315][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.240354][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.240379][ T32] r5:80070013 r4:80239bb0 [ 1345.240402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.240446][ T32] r4:82ac21e4 [ 1345.240467][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.240508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.240531][ T32] r4:e0581dc0 [ 1345.240577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.240623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.240650][ T32] r4:00000000 [ 1345.240673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.240729][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.240766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.240812][ T32] r5:00001000 r4:eecd1000 [ 1345.240846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.240890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.240934][ T32] r5:85d62f8c r4:85d62c00 [ 1345.240956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.241035][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.241087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.241154][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.241179][ T32] r4:8509f580 [ 1345.241200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.241252][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.241277][ T32] r4:00000001 [ 1345.241331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.241375][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.241450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.241511][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.241630][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.241758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.241812][ T32] r4:8509db40 [ 1345.241836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.241864][ T32] INFO: task kworker/1:412:5883 blocked for more than 471 seconds. [ 1345.241894][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.242014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1345.242290][ T32] r4:8591b000 ** 3 printk messages dropped ** [ 1345.242506][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.243077][ T32] r9:83018205 r8:8591b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1345.243379][ T32] r5:858c338c r4:858c3000 [ 1345.243402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.243517][ T32] r10:61c88647 r9:8591b000 r8:84a380ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.258535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.259593][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1345.259975][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.260069][ T32] r5:80070013 r4:80239bb0 [ 1345.260115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.260172][ T32] r4:82ac21e4 [ 1345.260196][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.260240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.260264][ T32] r4:e0581dc0 [ 1345.260285][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.260420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.260452][ T32] r4:00000000 [ 1345.260498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.260572][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.260626][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.260687][ T32] r5:00001000 r4:eecd1000 [ 1345.260714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.260756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.260822][ T32] r5:85d62f8c r4:85d62c00 [ 1345.260965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.261048][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.261095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.261163][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.261333][ T32] r4:8509f580 [ 1345.261414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.261492][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.261535][ T32] r4:00000001 [ 1345.261557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.261646][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.261680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.261805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.261837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.261868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.261892][ T32] r4:8509db40 [ 1345.261975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.262009][ T32] INFO: task kworker/1:413:5885 blocked for more than 471 seconds. [ 1345.262094][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.262147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.262187][ T32] task:kworker/1:413 state:D stack:0 pid:5885 tgid:5885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.262275][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.262394][ T32] Call trace: [ 1345.262552][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.262607][ T32] r10:8291a684 r9:ec80dd84 r8:00000002 r7:60000013 r6:ec80dd8c r5:8591c800 [ 1345.262630][ T32] r4:8591c800 [ 1345.262698][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.262748][ T32] r5:8591c800 r4:8291a680 [ 1345.262771][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.262811][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.262901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec80de08 ** 5 printk messages dropped ** [ 1345.263190][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.263572][ T32] r5:858c378c r4:858c3400 [ 1345.263596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.263644][ T32] r7:ddde2d80 r6:83018200 r5:858c378c r4:84a38100 [ 1345.263665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.263711][ T32] r10:61c88647 r9:8591c800 r8:84a3812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.263789][ T32] r4:84a38100 [ 1345.273549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.273632][ T32] r10:00000000 r9:84a38100 r8:80287e08 r7:ebeade60 r6:85045680 r5:8591c800 [ 1345.273659][ T32] r4:00000001 [ 1345.273682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.274057][ T32] Exception stack(0xec80dfb0 to 0xec80dff8) [ 1345.274126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.274159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.274186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.274217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.274240][ T32] r4:84a295c0 [ 1345.274681][ T32] INFO: task kworker/1:413:5885 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.274719][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.274789][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.274842][ T32] Call trace: [ 1345.274875][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.274932][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.274957][ T32] r4:00000000 [ 1345.274977][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.275018][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.275046][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.275074][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.275099][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.275122][ T32] r5:80070013 r4:80239bb0 [ 1345.275144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.275184][ T32] r4:82ac21e4 [ 1345.275204][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.275247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.275270][ T32] r4:e0581dc0 [ 1345.275290][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.275340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.275365][ T32] r4:00000000 [ 1345.275386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.275433][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 6 printk messages dropped ** [ 1345.275722][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1345.276064][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.276348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.276610][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.276884][ T32] r5:8589d400 r4:8291a680 ** 3 printk messages dropped ** [ 1345.277010][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.277170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a29600 ** 7 printk messages dropped ** [ 1345.277577][ T32] r5:858c3f8c r4:858c3c00 [ 1345.277603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1345.277768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1345.277932][ T32] r4:00000001 [ 1345.278081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.278123][ T32] Exception stack(0xec801fb0 to 0xec801ff8) [ 1345.278176][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.278209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.278238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.278268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.278294][ T32] r4:84a29400 [ 1345.278563][ T32] INFO: task kworker/1:414:5887 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.278598][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.278729][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.278947][ T32] Call trace: [ 1345.278984][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.279039][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.279064][ T32] r4:00000000 [ 1345.279084][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.279331][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.279425][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.279555][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.279586][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.279610][ T32] r5:80070013 r4:80239bb0 [ 1345.279631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.279671][ T32] r4:82ac21e4 [ 1345.279705][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.279852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.279883][ T32] r4:e0581dc0 [ 1345.279904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.279952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.279980][ T32] r4:00000000 [ 1345.280007][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.280055][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 6 printk messages dropped ** [ 1345.280495][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1345.280673][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.280849][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.281220][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.281582][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.281874][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.282277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.282319][ T32] r5:84877f8c r4:84877c00 [ 1345.282345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.282479][ T32] r4:84a38280 [ 1345.282499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.282591][ T32] r10:00000000 r9:84a38280 r8:80287e08 r7:ec801e60 r6:84a38300 r5:85899800 [ 1345.282632][ T32] r4:00000001 [ 1345.282683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.282771][ T32] Exception stack(0xec811fb0 to 0xec811ff8) [ 1345.282824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.282880][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.282912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.282943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.282989][ T32] r4:84a29540 [ 1345.283237][ T32] INFO: task kworker/1:415:5889 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.283273][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.283336][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.283471][ T32] Call trace: [ 1345.283529][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.283582][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.283607][ T32] r4:00000000 [ 1345.283626][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.283665][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.283693][ T32] 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.301289][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.301388][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.301422][ T32] r5:80070013 r4:80239bb0 [ 1345.301446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.301517][ T32] r4:82ac21e4 [ 1345.301742][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.301886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.301914][ T32] r4:e0581dc0 [ 1345.301998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.302044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.302097][ T32] r4:00000000 [ 1345.302121][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.302168][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.302295][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.302351][ T32] r5:00001000 r4:eecd1000 [ 1345.302420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.302465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.302533][ T32] r5:85d62f8c r4:85d62c00 [ 1345.302557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.302604][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.302812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.302882][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.302933][ T32] r4:8509f580 [ 1345.303003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1345.303076][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.303243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.303532][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.311546][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1345.311928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a29840 [ 1345.311955][ T32] r4:00000000 [ 1345.311975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.312022][ T32] r9:83018205 r8:858a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1345.312045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.312106][ T32] r5:00001000 r4:eb883000 [ 1345.312196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.312265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.312337][ T32] r5:858d038c r4:858d0000 [ 1345.312364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.312413][ T32] r7:ddde2d80 r6:83018200 r5:858d038c r4:84a38380 [ 1345.312462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.312533][ T32] r10:61c88647 r9:858a5400 r8:84a383ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.312558][ T32] r4:84a38380 [ 1345.312580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.312628][ T32] r10:00000000 r9:84a38380 r8:80287e08 r7:ec811e60 r6:84a38400 r5:858a5400 [ 1345.312719][ T32] r4:00000001 [ 1345.312743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.312782][ T32] Exception stack(0xec815fb0 to 0xec815ff8) [ 1345.312810][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.313071][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.313104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.313138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.313186][ T32] r4:84a29a00 [ 1345.313622][ T32] INFO: task kworker/1:416:5891 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.313683][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.327151][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.327306][ T32] Call trace: [ 1345.327384][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.327451][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.327477][ T32] r4:00000000 [ 1345.327504][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.327550][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.327583][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.327613][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.327638][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1345.327959][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1345.328124][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 7 printk messages dropped ** [ 1345.328509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1345.328936][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1345.329216][ T32] INFO: task kworker/1:417:5893 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 1345.329863][ T32] r10:8291a684 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:858a4800 ** 6 printk messages dropped ** [ 1345.330200][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.330551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a29ac0 ** 7 printk messages dropped ** [ 1345.330931][ T32] r5:858d078c r4:858d0400 [ 1345.331033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.331223][ T32] r10:61c88647 r9:858a4800 r8:84a384ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.331270][ T32] r4:84a38480 [ 1345.331297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.331352][ T32] r10:00000000 r9:84a38480 r8:80287e08 r7:ec815e60 r6:84a38500 r5:858a4800 [ 1345.331376][ T32] r4:00000001 [ 1345.331395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.331431][ T32] Exception stack(0xec809fb0 to 0xec809ff8) [ 1345.331458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.331556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.331589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.331618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.331701][ T32] r4:84a29880 [ 1345.332139][ T32] INFO: task kworker/1:417:5893 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.332178][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.332270][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.332352][ T32] Call trace: [ 1345.332458][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.332514][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.332578][ T32] r4:00000000 [ 1345.332603][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.332694][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.332726][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.332755][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.332793][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.332821][ T32] r5:80070013 r4:80239bb0 [ 1345.332843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.332882][ T32] r4:82ac21e4 [ 1345.332902][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.332945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.333014][ T32] r4:e0581dc0 [ 1345.333061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.333202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.333233][ T32] r4:00000000 [ 1345.333257][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.333337][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.333386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.333432][ T32] r5:00001000 r4:eecd1000 [ 1345.333476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.333518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.333584][ T32] r5:85d62f8c r4:85d62c00 [ 1345.333608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.333656][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.333678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.334383][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1345.334535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.334861][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.335293][ T32] r5:850c8000 r4:8291a680 ** 3 printk messages dropped ** [ 1345.335610][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.335952][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.336265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.336480][ T32] r5:858d0b8c r4:858d0800 [ 1345.336560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.336673][ T32] r7:ddde2d80 r6:83018200 r5:858d0b8c r4:84a38580 [ 1345.336745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.336846][ T32] r10:61c88647 r9:850c8000 r8:84a385ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.336894][ T32] r4:84a38580 [ 1345.336931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.336979][ T32] r10:00000000 r9:84a38580 r8:80287e08 r7:ec809e60 r6:84a38600 r5:850c8000 [ 1345.337002][ T32] r4:00000001 [ 1345.337023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.337058][ T32] Exception stack(0xec819fb0 to 0xec819ff8) [ 1345.337084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.337114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.337163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.337196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.337220][ T32] r4:84a29a80 [ 1345.337653][ T32] INFO: task kworker/1:418:5895 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.337714][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.337826][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.337871][ T32] Call trace: [ 1345.337923][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.337981][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.338006][ T32] r4:00000000 [ 1345.338027][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.338068][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.338095][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.338125][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.338197][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.338225][ T32] r5:80070013 r4:80239bb0 [ 1345.338274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.338333][ T32] r4:82ac21e4 [ 1345.338358][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.338442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.338469][ T32] r4:e0581dc0 [ 1345.338559][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.338604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.338628][ T32] r4:00000000 [ 1345.338648][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.338717][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.338743][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.338786][ T32] r5:00001000 r4:eecd1000 [ 1345.338807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.338940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.338986][ T32] r5:85d62f8c r4:85d62c00 [ 1345.339007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.339053][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.339098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.339149][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.339186][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1345.339254][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1345.339334][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.339436][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.339476][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.339590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.339624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.339646][ T32] r4:8509db40 [ 1345.339666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.339690][ T32] INFO: task kworker/1:419:5897 blocked for more than 471 seconds. [ 1345.339790][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.339818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.339839][ T32] task:kworker/1:419 state:D stack:0 pid:5897 tgid:5897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.339887][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.340050][ T32] Call trace: [ 1345.340175][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.340233][ T32] r10:8291a684 r9:ec821d84 r8:00000002 r7:60000013 r6:ec821d8c r5:850c8c00 [ 1345.340256][ T32] r4:850c8c00 [ 1345.340312][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.340392][ T32] r5:850c8c00 r4:8291a680 [ 1345.340416][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.340553][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.340600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec821e08 [ 1345.340623][ T32] r4:00000000 [ 1345.340643][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.340678][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.340712][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.340812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a29cc0 [ 1345.340840][ T32] r4:00000000 [ 1345.340860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.341102][ T32] r9:83018205 r8:850c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1345.341139][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.341186][ T32] r5:00001000 r4:ebb17000 [ 1345.341206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.341306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.341407][ T32] r5:858d0f8c r4:858d0c00 [ 1345.341431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.341481][ T32] r7:ddde2d80 r6:83018200 r5:858d0f8c r4:84a38680 [ 1345.341551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.341679][ T32] r10:61c88647 r9:850c8c00 r8:84a386ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1345.342045][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.342217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.342665][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.342932][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1345.343156][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1345.343385][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 9 printk messages dropped ** [ 1345.363648][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1345.364442][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.364783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.364847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.364915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.364983][ T32] r4:8509db40 [ 1345.365046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.365116][ T32] INFO: task kworker/1:420:5899 blocked for more than 471 seconds. [ 1345.365188][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.365248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.365304][ T32] task:kworker/1:420 state:D stack:0 pid:5899 tgid:5899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.365454][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.365582][ T32] Call trace: [ 1345.365663][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.365793][ T32] r10:8291a684 r9:ec825d84 r8:00000002 r7:60000013 r6:ec825d8c r5:850ca400 [ 1345.365855][ T32] r4:850ca400 [ 1345.365910][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.366008][ T32] r5:850ca400 r4:8291a680 [ 1345.366056][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.366163][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.366262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 [ 1345.366316][ T32] r4:00000000 [ 1345.366384][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.366479][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.366574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.366669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850886c0 [ 1345.366720][ T32] r4:00000000 [ 1345.366769][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.366878][ T32] r9:83018205 r8:850ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.366950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.367045][ T32] r5:00001000 r4:ebb33000 [ 1345.367113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.367206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.367305][ T32] r5:858d138c r4:858d1000 [ 1345.367355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.367454][ T32] r7:ddde2d80 r6:83018200 r5:858d138c r4:84a38780 [ 1345.367508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1345.367753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1345.368224][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.369717][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1345.370375][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.370741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 6 printk messages dropped ** [ 1345.371150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.371642][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1345.372056][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1345.372235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1345.372715][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1345.372941][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.373009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 [ 1345.373046][ T32] r4:00000000 [ 1345.373103][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.373192][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.373259][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.373326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcc000 [ 1345.373364][ T32] r4:00000000 [ 1345.373397][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.373468][ T32] r9:83018205 r8:850cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1345.373505][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.373604][ T32] r5:00001000 r4:ebb47000 [ 1345.373666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.373741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.392367][ T32] r5:858d178c r4:858d1400 [ 1345.392458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.392638][ T32] r7:ddde2d80 r6:83018200 r5:858d178c r4:84a38880 [ 1345.392728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.392859][ T32] r10:61c88647 r9:850cbc00 r8:84a388ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.392930][ T32] r4:84a38880 [ 1345.392997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.393113][ T32] r10:00000000 r9:84a38880 r8:80287e08 r7:ec825e60 r6:84a38900 r5:850cbc00 [ 1345.393187][ T32] r4:00000001 [ 1345.393243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.393335][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1345.393424][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.393515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.393608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.393695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.397281][ T32] r4:84bcc0c0 [ 1345.398144][ T32] INFO: task kworker/1:421:5901 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.398238][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.398409][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.398540][ T32] Call trace: [ 1345.398623][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.398737][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.398797][ T32] r4:00000000 [ 1345.398846][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.398929][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.399016][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.399112][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.399177][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.399300][ T32] r5:80070013 r4:80239bb0 [ 1345.399361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.399454][ T32] r4:82ac21e4 [ 1345.399503][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.399609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.399677][ T32] r4:e0581dc0 [ 1345.399768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.399880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.399935][ T32] r4:00000000 [ 1345.399981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.400075][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.400147][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.400240][ T32] r5:00001000 r4:eecd1000 [ 1345.400287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.400434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.400543][ T32] r5:85d62f8c r4:85d62c00 [ 1345.400594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.401056][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1345.401471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.402087][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.402793][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.403593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.415025][ T32] r5:858d1b8c r4:858d1800 ** 4 printk messages dropped ** [ 1345.415432][ T32] r4:84a38980 ** 3 printk messages dropped ** [ 1345.415747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1345.417339][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.417906][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1345.418493][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1345.418949][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.419744][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1345.420029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.420547][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1345.420860][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1345.421650][ T32] r9:83018005 r8:8591d400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1345.421980][ T32] r5:8593c78c r4:8593c400 ** 3 printk messages dropped ** [ 1345.422260][ T32] r10:61c88647 r9:8591d400 r8:8504572c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1345.422565][ T32] Exception stack(0xec829fb0 to 0xec829ff8) ** 6 printk messages dropped ** [ 1345.423266][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.446938][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1345.447350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.447423][ T32] r4:e0581dc0 [ 1345.447474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.447594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.447650][ T32] r4:00000000 [ 1345.447698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.447802][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.447855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.447954][ T32] r5:00001000 r4:eecd1000 [ 1345.448004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.448103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.448214][ T32] r5:85d62f8c r4:85d62c00 [ 1345.448262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.448395][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.448445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.448550][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.448604][ T32] r4:8509f580 [ 1345.448651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.448752][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.448801][ T32] r4:00000001 [ 1345.448843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.448918][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.448978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.449039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.449099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.449151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.449189][ T32] r4:8509db40 [ 1345.449228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.449279][ T32] INFO: task kworker/1:423:5907 blocked for more than 471 seconds. [ 1345.449333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.449374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.449432][ T32] task:kworker/1:423 state:D stack:0 pid:5907 tgid:5907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.449537][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.449611][ T32] Call trace: [ 1345.449663][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.449749][ T32] r10:8291a684 r9:ec835d84 r8:00000002 r7:60000013 r6:ec835d8c r5:8591bc00 [ 1345.449789][ T32] r4:8591bc00 [ 1345.449822][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.449891][ T32] r5:8591bc00 r4:8291a680 [ 1345.449939][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.450007][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.450076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec835e08 [ 1345.450152][ T32] r4:00000000 [ 1345.450188][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.450245][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.450305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.450390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcc540 [ 1345.450432][ T32] r4:00000000 [ 1345.450516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.450600][ T32] r9:83018205 r8:8591bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1345.450648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.450724][ T32] r5:00001000 r4:ebb99000 [ 1345.450758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.450847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.450919][ T32] r5:858d1f8c r4:858d1c00 [ 1345.450953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.451028][ T32] r7:ddde2d80 r6:83018200 r5:858d1f8c r4:84a38a80 [ 1345.451061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.451137][ T32] r10:61c88647 r9:8591bc00 r8:84a38aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.451226][ T32] r4:84a38a80 [ 1345.451288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.451378][ T32] r10:00000000 r9:84a38a80 r8:80287e08 r7:ec82de60 r6:85045800 r5:8591bc00 [ 1345.451417][ T32] r4:00000001 [ 1345.451474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.451568][ T32] Exception stack(0xec835fb0 to 0xec835ff8) [ 1345.451616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.451666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.451709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.451757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.451793][ T32] r4:84bcc380 ** 2 printk messages dropped ** [ 1345.452742][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.453183][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1345.453649][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.465147][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.465660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.466318][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1345.466983][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1345.467445][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.467967][ T32] r5:850cb000 r4:8291a680 ** 5 printk messages dropped ** [ 1345.468505][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.469196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.469311][ T32] r5:858d238c r4:858d2000 ** 3 printk messages dropped ** [ 1345.469645][ T32] r10:61c88647 r9:850cb000 r8:84a38b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.470189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.471876][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1345.472330][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1345.472916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1345.473555][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1345.492193][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1345.492418][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.492473][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.492521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.492570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.492618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.492657][ T32] r4:8509db40 [ 1345.492694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.492741][ T32] INFO: task kworker/1:425:5911 blocked for more than 471 seconds. [ 1345.492792][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.492832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.492869][ T32] task:kworker/1:425 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.492977][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.493051][ T32] Call trace: [ 1345.493103][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.493188][ T32] r10:8291a684 r9:ec83dd84 r8:00000002 r7:60000113 r6:ec83dd8c r5:850ce000 [ 1345.493225][ T32] r4:850ce000 [ 1345.493257][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.493348][ T32] r5:850ce000 r4:8291a680 [ 1345.493386][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.493449][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.493517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec83de08 [ 1345.493559][ T32] r4:00000000 [ 1345.493591][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.493647][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.493705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.499933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcca00 [ 1345.499987][ T32] r4:00000000 [ 1345.500012][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.500093][ T32] r9:83018205 r8:850ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1345.500120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.500168][ T32] r5:00001000 r4:ebbc3000 [ 1345.500189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.500249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.500360][ T32] r5:858d278c r4:858d2400 [ 1345.500408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.500460][ T32] r7:ddde2d80 r6:83018200 r5:858d278c r4:84a38c00 [ 1345.500482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.500529][ T32] r10:61c88647 r9:850ce000 r8:84a38c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.500565][ T32] r4:84a38c00 [ 1345.500589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.500700][ T32] r10:00000000 r9:84a38c00 r8:80287e08 r7:ec831e60 r6:84a38c80 r5:850ce000 [ 1345.500738][ T32] r4:00000001 [ 1345.500806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.500854][ T32] Exception stack(0xec83dfb0 to 0xec83dff8) [ 1345.500893][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.500977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.501012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.501052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.501078][ T32] r4:84bcc680 [ 1345.501574][ T32] INFO: task kworker/1:425:5911 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.501616][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.501687][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.501734][ T32] Call trace: [ 1345.501794][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.501851][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.501934][ T32] r4:00000000 [ 1345.501963][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.502007][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.502036][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.502072][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.502131][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.502202][ T32] r5:80070013 r4:80239bb0 [ 1345.502229][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.502272][ T32] r4:82ac21e4 [ 1345.502313][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.502369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.502392][ T32] r4:e0581dc0 [ 1345.502412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.502462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.502519][ T32] r4:00000000 [ 1345.502562][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.502630][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.502680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.502755][ T32] r5:00001000 r4:eecd1000 [ 1345.502782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.502823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.502877][ T32] r5:85d62f8c r4:85d62c00 [ 1345.502900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.502947][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.502968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.503013][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.503035][ T32] r4:8509f580 [ 1345.503066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.503122][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.503179][ T32] r4:00000001 [ 1345.503212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.503304][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.503350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.503381][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.503408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.503438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.503487][ T32] r4:8509db40 [ 1345.503512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.503544][ T32] INFO: task kworker/1:426:5913 blocked for more than 471 seconds. [ 1345.503584][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.503610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.503631][ T32] task:kworker/1:426 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.508695][ T32] r4:850cd400 ** 3 printk messages dropped ** [ 1345.508853][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.509405][ T32] r9:83018205 r8:850cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1345.509716][ T32] r5:858d2b8c r4:858d2800 ** 1 printk messages dropped ** [ 1345.509786][ T32] r7:ddde2d80 r6:83018200 r5:858d2b8c r4:84a38d00 ** 3 printk messages dropped ** [ 1345.509942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1345.510124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.510172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.510210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.510233][ T32] r4:84bcc9c0 [ 1345.510735][ T32] INFO: task kworker/1:426:5913 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.510784][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.510880][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.510976][ T32] Call trace: [ 1345.511010][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.511062][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.511086][ T32] r4:00000000 [ 1345.511105][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.511176][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.511250][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.511314][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.511345][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.511397][ T32] r5:80070013 r4:80239bb0 [ 1345.511430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.511473][ T32] r4:82ac21e4 [ 1345.511493][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.511579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.511626][ T32] r4:e0581dc0 [ 1345.511654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.511697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.511719][ T32] r4:00000000 [ 1345.511738][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.511802][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.511827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.511879][ T32] r5:00001000 r4:eecd1000 [ 1345.511910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.511974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.512026][ T32] r5:85d62f8c r4:85d62c00 [ 1345.512045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.512111][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.512135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.512181][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.512203][ T32] r4:8509f580 [ 1345.512223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.512267][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.512296][ T32] r4:00000001 [ 1345.512357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.512395][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.512442][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.512512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.512579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.512610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.512635][ T32] r4:8509db40 [ 1345.512656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.512695][ T32] INFO: task kworker/1:427:5915 blocked for more than 471 seconds. [ 1345.512741][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.512770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.512791][ T32] task:kworker/1:427 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.512861][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.512903][ T32] Call trace: [ 1345.512932][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.512980][ T32] r10:8291a684 r9:ec841d84 r8:00000002 r7:60000013 r6:ec841d8c r5:850cec00 [ 1345.513002][ T32] r4:850cec00 [ 1345.513021][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.513064][ T32] r5:850cec00 r4:8291a680 [ 1345.513083][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.513121][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.513163][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec841e08 [ 1345.513186][ T32] r4:00000000 [ 1345.513214][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.513251][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.513284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.513332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcce80 [ 1345.513354][ T32] r4:00000000 [ 1345.513383][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.513429][ T32] r9:83018205 r8:850cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1345.513451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.513492][ T32] r5:00001000 r4:ebd83000 [ 1345.513512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.513557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.513617][ T32] r5:858d378c r4:858d3400 [ 1345.513639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.513709][ T32] r7:ddde2d80 r6:83018200 r5:858d378c r4:84a38e00 [ 1345.524189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.524403][ T32] r10:61c88647 r9:850cec00 r8:84a38e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.524436][ T32] r4:84a38e00 [ 1345.524458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.524518][ T32] r10:00000000 r9:84a38e00 r8:80287e08 r7:ec839e60 r6:84a38e80 r5:850cec00 [ 1345.524548][ T32] r4:00000001 [ 1345.524568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.524608][ T32] Exception stack(0xec841fb0 to 0xec841ff8) ** 2 printk messages dropped ** [ 1345.524769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.525342][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.525780][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.525852][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1345.525946][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1345.526066][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.526197][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1345.526293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 3 printk messages dropped ** [ 1345.526433][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.526595][ T32] r5:85d62f8c r4:85d62c00 ** 2 printk messages dropped ** [ 1345.526708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.526869][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1345.527029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.527243][ T32] INFO: task kworker/1:428:5917 blocked for more than 471 seconds. ** 2 printk messages dropped ** [ 1345.527345][ T32] task:kworker/1:428 state:D stack:0 pid:5917 tgid:5917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.527430][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.527476][ T32] Call trace: [ 1345.527519][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.527587][ T32] r10:8291a684 r9:ec851d84 r8:00000002 r7:60000013 r6:ec851d8c r5:850cc800 [ 1345.527661][ T32] r4:850cc800 [ 1345.527686][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.527733][ T32] r5:850cc800 r4:8291a680 [ 1345.527773][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.527817][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.527869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 [ 1345.527896][ T32] r4:00000000 [ 1345.527935][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.527973][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.528006][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.528047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bccc40 [ 1345.528096][ T32] r4:00000000 [ 1345.528120][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.528164][ T32] r9:83018205 r8:850cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1345.528185][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.528226][ T32] r5:00001000 r4:ebc3b000 [ 1345.528266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.528357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.528405][ T32] r5:858d2f8c r4:858d2c00 [ 1345.528425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.528471][ T32] r7:ddde2d80 r6:83018200 r5:858d2f8c r4:84a38f00 [ 1345.528491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.528536][ T32] r10:61c88647 r9:850cc800 r8:84a38f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.528560][ T32] r4:84a38f00 [ 1345.528579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.528625][ T32] r10:00000000 r9:84a38f00 r8:80287e08 r7:ec841e60 r6:84a38f80 r5:850cc800 [ 1345.528663][ T32] r4:00000001 [ 1345.528705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.528752][ T32] Exception stack(0xec851fb0 to 0xec851ff8) [ 1345.528779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.528807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.528833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.528861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.528882][ T32] r4:84bccb80 [ 1345.529157][ T32] INFO: task kworker/1:428:5917 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.529204][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.529309][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.529384][ T32] Call trace: [ 1345.529413][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.529496][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.529523][ T32] r4:00000000 [ 1345.529542][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.529582][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.529610][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.529638][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.529664][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.529696][ T32] r5:80070013 r4:80239bb0 [ 1345.529725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.529765][ T32] r4:82ac21e4 [ 1345.529794][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.529839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.529872][ T32] r4:e0581dc0 [ 1345.529894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.529951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.530005][ T32] r4:00000000 [ 1345.530028][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.530073][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.530113][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.530159][ T32] r5:00001000 r4:eecd1000 [ 1345.530179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.530218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.530259][ T32] r5:85d62f8c r4:85d62c00 [ 1345.530278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.530339][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.530364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.530411][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.530432][ T32] r4:8509f580 [ 1345.530451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.530495][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.530533][ T32] r4:00000001 [ 1345.530556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.530648][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.530686][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.530716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.530752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.530793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.530829][ T32] r4:8509db40 [ 1345.530860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.530931][ T32] INFO: task kworker/1:429:5919 blocked for more than 471 seconds. [ 1345.530990][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.531017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.531038][ T32] task:kworker/1:429 state:D stack:0 pid:5919 tgid:5919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.531085][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.531161][ T32] Call trace: [ 1345.531234][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.531311][ T32] r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000013 r6:ec85dd8c r5:858a8000 [ 1345.531338][ T32] r4:858a8000 [ 1345.531358][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.531403][ T32] r5:858a8000 r4:8291a680 [ 1345.531422][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.531459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.531501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 [ 1345.531523][ T32] r4:00000000 [ 1345.531546][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.531580][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.531614][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.531653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bccdc0 [ 1345.531697][ T32] r4:00000000 [ 1345.531746][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.531794][ T32] r9:83018205 r8:858a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1345.531836][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.531881][ T32] r5:00001000 r4:ebc7f000 [ 1345.531901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.531939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.531989][ T32] r5:858d338c r4:858d3000 [ 1345.532021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.532069][ T32] r7:ddde2d80 r6:83018200 r5:858d338c r4:85856000 [ 1345.532090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.532135][ T32] r10:61c88647 r9:858a8000 r8:8585602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.532156][ T32] r4:85856000 [ 1345.532175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.532218][ T32] r10:00000000 r9:85856000 r8:80287e08 r7:ec841e60 r6:85856080 r5:858a8000 [ 1345.532239][ T32] r4:00000001 [ 1345.532262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.532328][ T32] Exception stack(0xec85dfb0 to 0xec85dff8) [ 1345.532378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.532421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.532449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.532478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.532500][ T32] r4:84bcc1c0 [ 1345.532762][ T32] INFO: task kworker/1:429:5919 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.532796][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.532851][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.532929][ T32] Call trace: [ 1345.533000][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.533106][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.533169][ T32] r4:00000000 [ 1345.533212][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.533308][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.533388][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.533466][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.533529][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.533589][ T32] r5:80070013 r4:80239bb0 [ 1345.533650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.533773][ T32] r4:82ac21e4 [ 1345.553630][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.554489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.554559][ T32] r4:e0581dc0 [ 1345.554605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.554727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.554828][ T32] r4:00000000 [ 1345.554903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.555004][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.555049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.555139][ T32] r5:00001000 r4:eecd1000 [ 1345.555183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.555260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.555393][ T32] r5:85d62f8c r4:85d62c00 [ 1345.555443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.555925][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.555980][ T32] r4:00000001 [ 1345.556023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.556113][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.556180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.556240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.556329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.556444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.556515][ T32] r4:8509db40 [ 1345.556570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.556643][ T32] INFO: task kworker/1:430:5921 blocked for more than 472 seconds. [ 1345.556722][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.556781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.556825][ T32] task:kworker/1:430 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.556947][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.557067][ T32] Call trace: [ 1345.557137][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.557237][ T32] r10:8291a684 r9:ec861d84 r8:00000002 r7:60000113 r6:ec861d8c r5:858a8c00 [ 1345.557303][ T32] r4:858a8c00 [ 1345.557374][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.557475][ T32] r5:858a8c00 r4:8291a680 [ 1345.557548][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.557630][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.557715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 [ 1345.557776][ T32] r4:00000000 [ 1345.557843][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.557930][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.558003][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.558091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a29e40 [ 1345.558154][ T32] r4:00000000 [ 1345.558196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.558281][ T32] r9:83018205 r8:858a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1345.558360][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.558450][ T32] r5:00001000 r4:ebd91000 [ 1345.558492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.558576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.558661][ T32] r5:858d3b8c r4:858d3800 [ 1345.558716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.558808][ T32] r7:ddde2d80 r6:83018200 r5:858d3b8c r4:85856100 [ 1345.558852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.558941][ T32] r10:61c88647 r9:858a8c00 r8:8585612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.558988][ T32] r4:85856100 [ 1345.559044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.559138][ T32] r10:00000000 r9:85856100 r8:80287e08 r7:ec841e60 r6:85856180 r5:858a8c00 [ 1345.559190][ T32] r4:00000001 [ 1345.559231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.559315][ T32] Exception stack(0xec861fb0 to 0xec861ff8) [ 1345.559372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.559431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.559486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.559554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.559618][ T32] r4:84a29d00 [ 1345.560437][ T32] INFO: task kworker/1:430:5921 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.560528][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.560649][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.560740][ T32] Call trace: [ 1345.560841][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.561005][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.561066][ T32] r4:00000000 [ 1345.561110][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.561194][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.561256][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.561333][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.561392][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.561444][ T32] r5:80070013 r4:80239bb0 [ 1345.561490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.561577][ T32] r4:82ac21e4 [ 1345.561627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.561749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.561849][ T32] r4:e0581dc0 [ 1345.561910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.562029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.562086][ T32] r4:00000000 [ 1345.562132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.562222][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.562281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.562384][ T32] r5:00001000 r4:eecd1000 [ 1345.562432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.562510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.562622][ T32] r5:85d62f8c r4:85d62c00 ** 1 printk messages dropped ** [ 1345.562768][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1345.563107][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1345.563633][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1345.579312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1345.579851][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1345.580086][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1345.580342][ T32] r9:83018205 r8:858a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 4 printk messages dropped ** [ 1345.580516][ T32] r5:858d3f8c r4:858d3c00 [ 1345.580537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.580594][ T32] r7:ddde2d80 r6:83018200 r5:858d3f8c r4:85856200 [ 1345.580618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.580672][ T32] r10:61c88647 r9:858a9800 r8:8585622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1345.580768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1345.581250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.581335][ T32] r4:85846140 ** 2 printk messages dropped ** [ 1345.581881][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.581948][ T32] Call trace: [ 1345.581986][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.582041][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.582084][ T32] r4:00000000 [ 1345.582109][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.582152][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.582182][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.582211][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.582238][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.582282][ T32] r5:80070013 r4:80239bb0 [ 1345.582338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.582382][ T32] r4:82ac21e4 [ 1345.582403][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.582444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.582466][ T32] r4:e0581dc0 [ 1345.582485][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.582525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.582555][ T32] r4:00000000 [ 1345.582577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.582623][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.582663][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.582709][ T32] r5:00001000 r4:eecd1000 [ 1345.582729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.582786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.582832][ T32] r5:85d62f8c r4:85d62c00 [ 1345.582869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.582918][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.582940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.582985][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.583007][ T32] r4:8509f580 [ 1345.583026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.583071][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.583111][ T32] r4:00000001 [ 1345.583133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.583169][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.583212][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.583247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.583319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.583395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.583424][ T32] r4:8509db40 [ 1345.583447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.583507][ T32] INFO: task kworker/1:432:5925 blocked for more than 472 seconds. [ 1345.583565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.583591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.583645][ T32] task:kworker/1:432 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.583695][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.590282][ T32] Call trace: [ 1345.590370][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.590443][ T32] r10:8291a684 r9:ec859d84 r8:00000002 r7:60000113 r6:ec859d8c r5:858aa400 [ 1345.590468][ T32] r4:858aa400 [ 1345.590488][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.590544][ T32] r5:858aa400 r4:8291a680 [ 1345.590576][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.590619][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.590664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 [ 1345.590687][ T32] r4:00000000 [ 1345.590760][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.590799][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.590838][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.590896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846240 [ 1345.590923][ T32] r4:00000000 [ 1345.590944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.590990][ T32] r9:83018205 r8:858aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1345.591031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.591080][ T32] r5:00001000 r4:ebdbd000 [ 1345.591100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.591140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.591183][ T32] r5:858dc38c r4:858dc000 [ 1345.591224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.591275][ T32] r7:ddde2d80 r6:83018200 r5:858dc38c r4:85856300 [ 1345.591297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.591343][ T32] r10:61c88647 r9:858aa400 r8:8585632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.591365][ T32] r4:85856300 [ 1345.591384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.591429][ T32] r10:00000000 r9:85856300 r8:80287e08 r7:ec865e60 r6:85856380 r5:858aa400 [ 1345.591450][ T32] r4:00000001 [ 1345.591469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.591506][ T32] Exception stack(0xec859fb0 to 0xec859ff8) [ 1345.591534][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.591568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.591596][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.591624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.591646][ T32] r4:85846140 [ 1345.592084][ T32] INFO: task kworker/1:432:5925 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.592121][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.592196][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.592244][ T32] Call trace: [ 1345.592326][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.592423][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.592498][ T32] r4:00000000 [ 1345.592522][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.592574][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.592612][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.592663][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.592692][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.592734][ T32] r5:80070013 r4:80239bb0 [ 1345.592758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.592800][ T32] r4:82ac21e4 [ 1345.592820][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.592861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.592912][ T32] r4:e0581dc0 [ 1345.592937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.592979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.593031][ T32] r4:00000000 [ 1345.593055][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.593100][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.593121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.593163][ T32] r5:00001000 r4:eecd1000 [ 1345.593241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.593293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.593335][ T32] r5:85d62f8c r4:85d62c00 [ 1345.593355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.593414][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.593439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.593487][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.593543][ T32] r4:8509f580 [ 1345.593624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.593675][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.593698][ T32] r4:00000001 [ 1345.593784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.601470][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.601515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.601552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.601581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.601614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.601637][ T32] r4:8509db40 [ 1345.601660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.601690][ T32] INFO: task kworker/1:433:5928 blocked for more than 472 seconds. [ 1345.601723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.601748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.601769][ T32] task:kworker/1:433 state:D stack:0 pid:5928 tgid:5928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.601823][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.601875][ T32] Call trace: [ 1345.601905][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.601960][ T32] r10:8291a684 r9:ec869d84 r8:00000002 r7:60000113 r6:ec869d8c r5:858ab000 [ 1345.601983][ T32] r4:858ab000 [ 1345.602003][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.602048][ T32] r5:858ab000 r4:8291a680 [ 1345.602068][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.602124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.602190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec869e08 [ 1345.602282][ T32] r4:00000000 [ 1345.602310][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.602345][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.602382][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.602434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846300 [ 1345.602461][ T32] r4:00000000 [ 1345.602482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.602528][ T32] r9:83018205 r8:858ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1345.602558][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.602601][ T32] r5:00001000 r4:ebdd7000 [ 1345.602668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.602712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.602754][ T32] r5:858dc78c r4:858dc400 [ 1345.602776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.602822][ T32] r7:ddde2d80 r6:83018200 r5:858dc78c r4:85856400 [ 1345.602843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.602889][ T32] r10:61c88647 r9:858ab000 r8:8585642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.602911][ T32] r4:85856400 [ 1345.602949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.603002][ T32] r10:00000000 r9:85856400 r8:80287e08 r7:ec859e60 r6:85856480 r5:858ab000 [ 1345.603064][ T32] r4:00000001 [ 1345.603087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.603124][ T32] Exception stack(0xec869fb0 to 0xec869ff8) [ 1345.603151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.603207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.603246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.603318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.603345][ T32] r4:85846200 [ 1345.609783][ T32] INFO: task kworker/1:433:5928 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.609856][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.609944][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.610023][ T32] Call trace: [ 1345.610060][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.610116][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.610193][ T32] r4:00000000 [ 1345.610256][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.610302][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.610331][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.610360][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.610385][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.610443][ T32] r5:80070013 r4:80239bb0 [ 1345.610471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.610513][ T32] r4:82ac21e4 [ 1345.610533][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.610584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.610635][ T32] r4:e0581dc0 [ 1345.610659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.610701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.610746][ T32] r4:00000000 [ 1345.610769][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.610844][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.610873][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.610917][ T32] r5:00001000 r4:eecd1000 [ 1345.610938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.610978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.611036][ T32] r5:85d62f8c r4:85d62c00 [ 1345.611061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.611130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.611302][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1345.611411][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.611600][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1345.611787][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1345.612095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 [ 1345.612121][ T32] r4:00000000 [ 1345.612141][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.612187][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.612258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.612322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846540 [ 1345.612347][ T32] r4:00000000 [ 1345.612366][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.612410][ T32] r9:83018205 r8:858abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1345.612452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.612496][ T32] r5:00001000 r4:ebde1000 [ 1345.612540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.612600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.612643][ T32] r5:858dcb8c r4:858dc800 [ 1345.612664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.612728][ T32] r7:ddde2d80 r6:83018200 r5:858dcb8c r4:85856500 [ 1345.612752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.612799][ T32] r10:61c88647 r9:858abc00 r8:8585652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.612852][ T32] r4:85856500 [ 1345.612888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.612966][ T32] r10:00000000 r9:85856500 r8:80287e08 r7:ec869e60 r6:85856580 r5:858abc00 [ 1345.612991][ T32] r4:00000001 [ 1345.613011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.613136][ T32] Exception stack(0xec879fb0 to 0xec879ff8) [ 1345.613167][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.613216][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.613276][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.613309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.613331][ T32] r4:85846340 [ 1345.613693][ T32] INFO: task kworker/1:434:5929 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.613781][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.619124][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.619181][ T32] Call trace: [ 1345.619257][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.619336][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.619365][ T32] r4:00000000 [ 1345.619402][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.619447][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.619476][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.619505][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.619530][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.619561][ T32] r5:80070013 r4:80239bb0 [ 1345.619583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.619623][ T32] r4:82ac21e4 [ 1345.619643][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.619702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.619733][ T32] r4:e0581dc0 [ 1345.619754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.619796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.619819][ T32] r4:00000000 [ 1345.619838][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.619883][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.619904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.619945][ T32] r5:00001000 r4:eecd1000 [ 1345.620002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.620045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.620088][ T32] r5:85d62f8c r4:85d62c00 [ 1345.620108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.620153][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.620193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.620244][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.620268][ T32] r4:8509f580 [ 1345.620328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.620395][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.620419][ T32] r4:00000001 [ 1345.620439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.620475][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.620500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.620527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.620560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.620589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.620610][ T32] r4:8509db40 [ 1345.620631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.620668][ T32] INFO: task kworker/1:435:5931 blocked for more than 472 seconds. [ 1345.620700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.620724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.620745][ T32] task:kworker/1:435 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.620822][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.620863][ T32] Call trace: [ 1345.620904][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.620955][ T32] r10:8291a684 r9:ec881d84 r8:00000002 r7:60000113 r6:ec881d8c r5:858ad400 [ 1345.620978][ T32] r4:858ad400 [ 1345.620997][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.621041][ T32] r5:858ad400 r4:8291a680 [ 1345.621061][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.621100][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.621140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 [ 1345.621206][ T32] r4:00000000 [ 1345.621238][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.621274][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.621308][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.621348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858467c0 [ 1345.621380][ T32] r4:00000000 [ 1345.621418][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.621465][ T32] r9:83018205 r8:858ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1345.621488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.621551][ T32] r5:00001000 r4:ebdef000 [ 1345.621575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.621614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.621655][ T32] r5:858dcf8c r4:858dcc00 [ 1345.621674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.621718][ T32] r7:ddde2d80 r6:83018200 r5:858dcf8c r4:85856600 [ 1345.621738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.621782][ T32] r10:61c88647 r9:858ad400 r8:8585662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.621804][ T32] r4:85856600 [ 1345.621822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.621865][ T32] r10:00000000 r9:85856600 r8:80287e08 r7:ec879e60 r6:85856680 r5:858ad400 [ 1345.621888][ T32] r4:00000001 [ 1345.621906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.621940][ T32] Exception stack(0xec881fb0 to 0xec881ff8) [ 1345.621965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.621994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.622020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.622052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.622147][ T32] r4:85846500 [ 1345.622528][ T32] INFO: task kworker/1:435:5931 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.622569][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.622696][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.622778][ T32] Call trace: [ 1345.622856][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.622909][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1345.623115][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1345.623220][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1345.623304][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.623401][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1345.623461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 5 printk messages dropped ** [ 1345.623633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.635389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.635531][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1345.635688][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.635790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1345.635984][ T32] task:kworker/1:436 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.636216][ T32] r4:858ae000 ** 3 printk messages dropped ** [ 1345.636414][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.636568][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1345.636646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846880 [ 1345.636696][ T32] r4:00000000 [ 1345.636720][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.636770][ T32] r9:83018205 r8:858ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1345.636793][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.636890][ T32] r5:00001000 r4:ebdf9000 [ 1345.636914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.636955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.636997][ T32] r5:858dd38c r4:858dd000 [ 1345.637018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.637086][ T32] r7:ddde2d80 r6:83018200 r5:858dd38c r4:85856700 [ 1345.637110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.637170][ T32] r10:61c88647 r9:858ae000 r8:8585672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.637223][ T32] r4:85856700 [ 1345.637258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.637305][ T32] r10:00000000 r9:85856700 r8:80287e08 r7:ec881e60 r6:85856780 r5:858ae000 [ 1345.637339][ T32] r4:00000001 [ 1345.637383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.637450][ T32] Exception stack(0xec87dfb0 to 0xec87dff8) [ 1345.637491][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.637573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.637605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.637654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.637680][ T32] r4:85846780 [ 1345.638106][ T32] INFO: task kworker/1:436:5933 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.638148][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.638233][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.638311][ T32] Call trace: [ 1345.638345][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.638420][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.638447][ T32] r4:00000000 [ 1345.638467][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.638507][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 1 printk messages dropped ** [ 1345.638570][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 3 printk messages dropped ** [ 1345.638722][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.638806][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1345.638925][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.639051][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1345.639320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.639468][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.639503][ T32] r4:00000001 [ 1345.639543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.639587][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.639613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.639640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.639666][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.639694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.639720][ T32] r4:8509db40 [ 1345.639749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.639777][ T32] INFO: task kworker/1:437:5935 blocked for more than 472 seconds. [ 1345.639804][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.639828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.639849][ T32] task:kworker/1:437 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.639923][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.639982][ T32] Call trace: [ 1345.640041][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.640113][ T32] r10:8291a684 r9:ec885d84 r8:00000002 r7:60000013 r6:ec885d8c r5:858aec00 [ 1345.640140][ T32] r4:858aec00 [ 1345.640160][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.640205][ T32] r5:858aec00 r4:8291a680 [ 1345.640224][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.640275][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.640334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 [ 1345.640359][ T32] r4:00000000 [ 1345.640399][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.640487][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.640535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.640582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846d80 [ 1345.640616][ T32] r4:00000000 [ 1345.640668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.640721][ T32] r9:83018205 r8:858aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1345.640742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.640783][ T32] r5:00001000 r4:ebe27000 [ 1345.640802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.640841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.640883][ T32] r5:858ddf8c r4:858ddc00 [ 1345.640902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.640946][ T32] r7:ddde2d80 r6:83018200 r5:858ddf8c r4:85856800 [ 1345.640980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.641054][ T32] r10:61c88647 r9:858aec00 r8:8585682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.641080][ T32] r4:85856800 [ 1345.641110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.641157][ T32] r10:00000000 r9:85856800 r8:80287e08 r7:ec87de60 r6:85856880 r5:858aec00 [ 1345.641180][ T32] r4:00000001 [ 1345.641198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.641232][ T32] Exception stack(0xec885fb0 to 0xec885ff8) [ 1345.641272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.641304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.641330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.641358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.641380][ T32] r4:85846780 [ 1345.641643][ T32] INFO: task kworker/1:437:5935 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.641684][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.641774][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.641835][ T32] Call trace: [ 1345.641868][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.641920][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.641943][ T32] r4:00000000 [ 1345.641962][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1345.642083][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1345.642346][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1345.642620][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.643060][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1345.643307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.643620][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.659351][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.659689][ T32] r9:83018205 r8:858ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1345.659937][ T32] r5:858dd78c r4:858dd400 ** 3 printk messages dropped ** [ 1345.660133][ T32] r10:61c88647 r9:858ac800 r8:8585692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1345.660386][ T32] Exception stack(0xec889fb0 to 0xec889ff8) ** 7 printk messages dropped ** [ 1345.661142][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.661445][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1345.661728][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1345.661978][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1345.662217][ T32] r5:85d62f8c r4:85d62c00 [ 1345.662240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.662288][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.662308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.662363][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.662397][ T32] r4:8509f580 [ 1345.662419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.662465][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.662488][ T32] r4:00000001 [ 1345.662507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.662558][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.662604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.662645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.662671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.662710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.662736][ T32] r4:8509db40 [ 1345.662756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.662784][ T32] INFO: task kworker/1:439:5939 blocked for more than 472 seconds. [ 1345.662816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.662862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.662920][ T32] task:kworker/1:439 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.662969][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.663054][ T32] Call trace: [ 1345.663085][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.663135][ T32] r10:8291a684 r9:ec88dd84 r8:00000002 r7:60000013 r6:ec88dd8c r5:858b0000 [ 1345.663172][ T32] r4:858b0000 [ 1345.663195][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.663277][ T32] r5:858b0000 r4:8291a680 [ 1345.663308][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.663410][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.663477][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1345.663502][ T32] r4:00000000 [ 1345.663522][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.663563][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.663617][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.663662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846b80 [ 1345.663685][ T32] r4:00000000 [ 1345.663705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.670565][ T32] r9:83018205 r8:858b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1345.670605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.670665][ T32] r5:00001000 r4:ebe19000 [ 1345.670687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.670727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.670770][ T32] r5:858ddb8c r4:858dd800 [ 1345.670791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.670838][ T32] r7:ddde2d80 r6:83018200 r5:858ddb8c r4:85856a00 [ 1345.670863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.670912][ T32] r10:61c88647 r9:858b0000 r8:85856a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.670934][ T32] r4:85856a00 [ 1345.670954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.671015][ T32] r10:00000000 r9:85856a00 r8:80287e08 r7:ec885e60 r6:85856a80 r5:858b0000 [ 1345.671043][ T32] r4:00000001 [ 1345.671064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.671121][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1345.671153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.671181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.671208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.671237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.671259][ T32] r4:85846bc0 [ 1345.671650][ T32] INFO: task kworker/1:439:5939 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.671726][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.671823][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.671892][ T32] Call trace: [ 1345.671954][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.672012][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.672036][ T32] r4:00000000 [ 1345.672056][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.672096][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.672171][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.672203][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.672229][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.672252][ T32] r5:80070013 r4:80239bb0 [ 1345.672291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1345.672625][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.672769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1345.673118][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1345.673427][ T32] INFO: task kworker/1:440:5940 blocked for more than 472 seconds. ** 5 printk messages dropped ** [ 1345.673645][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.673695][ T32] r10:8291a684 r9:ec891d84 r8:00000002 r7:60000113 r6:ec891d8c r5:858b0c00 [ 1345.673757][ T32] r4:858b0c00 [ 1345.681184][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.681256][ T32] r5:858b0c00 r4:8291a680 [ 1345.681278][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.681320][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.681363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 [ 1345.681385][ T32] r4:00000000 [ 1345.681424][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.681464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.681503][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.681545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857152c0 [ 1345.681574][ T32] r4:00000000 [ 1345.681593][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.681667][ T32] r9:83018205 r8:858b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1345.681696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.681744][ T32] r5:00001000 r4:ebe8b000 [ 1345.681766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.681834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.681881][ T32] r5:858de78c r4:858de400 [ 1345.681902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.681949][ T32] r7:ddde2d80 r6:83018200 r5:858de78c r4:85856b00 [ 1345.681970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.682016][ T32] r10:61c88647 r9:858b0c00 r8:85856b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.682047][ T32] r4:85856b00 [ 1345.682072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.682148][ T32] r10:00000000 r9:85856b00 r8:80287e08 r7:ec885e60 r6:85856b80 r5:858b0c00 [ 1345.682174][ T32] r4:00000001 [ 1345.682214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.682255][ T32] Exception stack(0xec891fb0 to 0xec891ff8) [ 1345.682284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.682312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.682356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.682388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.682411][ T32] r4:85846cc0 [ 1345.682796][ T32] INFO: task kworker/1:440:5940 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.682832][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.682894][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.682938][ T32] Call trace: [ 1345.682991][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.683044][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.683068][ T32] r4:00000000 [ 1345.683087][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.683126][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.683154][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.683182][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.683207][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.683230][ T32] r5:80070013 r4:80239bb0 [ 1345.683250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.683301][ T32] r4:82ac21e4 [ 1345.683325][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.683369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.683392][ T32] r4:e0581dc0 [ 1345.683412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.683453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.683475][ T32] r4:00000000 [ 1345.683495][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.683538][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.683606][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.683652][ T32] r5:00001000 r4:eecd1000 [ 1345.683689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.689358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.689452][ T32] r5:85d62f8c r4:85d62c00 [ 1345.689519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.689580][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.689603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.689651][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.689673][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1345.689764][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1345.689918][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.690246][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.690496][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1345.690776][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.691024][ T32] r5:858de38c r4:858de000 [ 1345.691062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.691201][ T32] r4:85856c00 ** 1 printk messages dropped ** [ 1345.691263][ T32] r10:00000000 r9:85856c00 r8:80287e08 r7:ec891e60 r6:85856c80 r5:858b3000 ** 2 printk messages dropped ** [ 1345.691337][ T32] Exception stack(0xec8b1fb0 to 0xec8b1ff8) ** 4 printk messages dropped ** [ 1345.691467][ T32] r4:85715100 ** 1 printk messages dropped ** [ 1345.691864][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1345.692288][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 1 printk messages dropped ** [ 1345.692361][ T32] r5:80070013 r4:80239bb0 [ 1345.692382][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.692421][ T32] r4:82ac21e4 [ 1345.692441][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.692501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.692527][ T32] r4:e0581dc0 [ 1345.692554][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.692597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.692619][ T32] r4:00000000 [ 1345.692639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.692687][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.692711][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.692752][ T32] r5:00001000 r4:eecd1000 [ 1345.692819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.692863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.692905][ T32] r5:85d62f8c r4:85d62c00 [ 1345.692925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.692971][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.693005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.693091][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.693118][ T32] r4:8509f580 [ 1345.693138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.693184][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.693208][ T32] r4:00000001 [ 1345.693246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.693284][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.693310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.693338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.693383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.693472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.693498][ T32] r4:8509db40 [ 1345.693546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.693577][ T32] INFO: task kworker/1:442:5945 blocked for more than 472 seconds. [ 1345.693604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.693627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.693662][ T32] task:kworker/1:442 state:D stack:0 pid:5945 tgid:5945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.693771][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.700884][ T32] Call trace: [ 1345.700923][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.701028][ T32] r10:8291a684 r9:ec8b9d84 r8:00000002 r7:60000013 r6:ec8b9d8c r5:850b2400 [ 1345.701060][ T32] r4:850b2400 [ 1345.701082][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.701129][ T32] r5:850b2400 r4:8291a680 [ 1345.701149][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.701189][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.701230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b9e08 [ 1345.701253][ T32] r4:00000000 [ 1345.701272][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.701306][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.701342][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.701382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715380 [ 1345.701403][ T32] r4:00000000 [ 1345.701423][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.701466][ T32] r9:83018205 r8:850b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1345.701488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.701533][ T32] r5:00001000 r4:ebe97000 [ 1345.701560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.701601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.701672][ T32] r5:858deb8c r4:858de800 [ 1345.701698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.701765][ T32] r7:ddde2d80 r6:83018200 r5:858deb8c r4:85856d00 [ 1345.701790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.701838][ T32] r10:61c88647 r9:850b2400 r8:85856d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.701860][ T32] r4:85856d00 [ 1345.701880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.701953][ T32] r10:00000000 r9:85856d00 r8:80287e08 r7:ec891e60 r6:85045880 r5:850b2400 [ 1345.701979][ T32] r4:00000001 [ 1345.701999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.702036][ T32] Exception stack(0xec8b9fb0 to 0xec8b9ff8) [ 1345.702064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.702093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.702119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.702694][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.702984][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1345.703118][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1345.703288][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1345.703347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 6 printk messages dropped ** [ 1345.703571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.710309][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1345.710395][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.710590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.710614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.710636][ T32] task:kworker/1:443 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.710688][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.710733][ T32] Call trace: [ 1345.710770][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.710825][ T32] r10:8291a684 r9:ec8c1d84 r8:00000002 r7:60000013 r6:ec8c1d8c r5:850b3c00 [ 1345.710849][ T32] r4:850b3c00 [ 1345.710868][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.710912][ T32] r5:850b3c00 r4:8291a680 [ 1345.710932][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.710971][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.711012][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 [ 1345.711033][ T32] r4:00000000 [ 1345.711102][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.711145][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.711184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.711226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857154c0 [ 1345.711249][ T32] r4:00000000 [ 1345.711301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.711352][ T32] r9:83018205 r8:850b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1345.711375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.711417][ T32] r5:00001000 r4:ebeb1000 [ 1345.711437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.711476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.711518][ T32] r5:858def8c r4:858dec00 [ 1345.711538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.711589][ T32] r7:ddde2d80 r6:83018200 r5:858def8c r4:85856d80 [ 1345.711610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.711655][ T32] r10:61c88647 r9:850b3c00 r8:85856dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.711677][ T32] r4:85856d80 [ 1345.711710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.711763][ T32] r10:00000000 r9:85856d80 r8:80287e08 r7:ec8b9e60 r6:85045900 r5:850b3c00 [ 1345.711785][ T32] r4:00000001 [ 1345.711805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.711839][ T32] Exception stack(0xec8c1fb0 to 0xec8c1ff8) [ 1345.711865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.711911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.711941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.711970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.711991][ T32] r4:857153c0 [ 1345.712395][ T32] INFO: task kworker/1:443:5947 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.712432][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.712496][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.712581][ T32] Call trace: [ 1345.712648][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.712705][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.712728][ T32] r4:00000000 [ 1345.712748][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.712787][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.712814][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.712852][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.712881][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.712904][ T32] r5:80070013 r4:80239bb0 [ 1345.712925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.712964][ T32] r4:82ac21e4 [ 1345.712984][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.713044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.713079][ T32] r4:e0581dc0 [ 1345.713099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.713140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.713162][ T32] r4:00000000 [ 1345.713182][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.713226][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.713247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.713287][ T32] r5:00001000 r4:eecd1000 [ 1345.713307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.713347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.713388][ T32] r5:85d62f8c r4:85d62c00 [ 1345.713407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.713477][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.713515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.713570][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.713593][ T32] r4:8509f580 [ 1345.713612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.713657][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.713697][ T32] r4:00000001 [ 1345.713782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.719236][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.719279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.719324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.719356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.719389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.719413][ T32] r4:8509db40 [ 1345.719436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.719463][ T32] INFO: task kworker/1:444:5949 blocked for more than 472 seconds. [ 1345.719494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.719518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.719539][ T32] task:kworker/1:444 state:D stack:0 pid:5949 tgid:5949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.719598][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.719649][ T32] Call trace: [ 1345.719683][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.719741][ T32] r10:8291a684 r9:ec8c9d84 r8:00000002 r7:60000013 r6:ec8c9d8c r5:850b4800 [ 1345.719766][ T32] r4:850b4800 [ 1345.719786][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.719831][ T32] r5:850b4800 r4:8291a680 [ 1345.719862][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.719942][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.719991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 [ 1345.720033][ T32] r4:00000000 [ 1345.720056][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.720092][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.720149][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.720199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715cc0 [ 1345.720221][ T32] r4:00000000 [ 1345.720250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.720299][ T32] r9:83018205 r8:850b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1345.720339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.720382][ T32] r5:00001000 r4:dfae3000 [ 1345.720421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.720465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.720507][ T32] r5:8594c78c r4:8594c400 [ 1345.720527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.720666][ T32] r7:ddde2d80 r6:83018200 r5:8594c78c r4:85856e00 [ 1345.720692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.720740][ T32] r10:61c88647 r9:850b4800 r8:85856e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.720763][ T32] r4:85856e00 [ 1345.720813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.720862][ T32] r10:00000000 r9:85856e00 r8:80287e08 r7:ec8c1e60 r6:85045980 r5:850b4800 [ 1345.720885][ T32] r4:00000001 [ 1345.720904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.720939][ T32] Exception stack(0xec8c9fb0 to 0xec8c9ff8) [ 1345.720983][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.721024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.721051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.721132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.721158][ T32] r4:85715500 [ 1345.721533][ T32] INFO: task kworker/1:444:5949 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.721572][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.721647][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.721712][ T32] Call trace: [ 1345.721755][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.721808][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.721831][ T32] r4:00000000 [ 1345.721850][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.721889][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.721916][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.721946][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.721988][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.722016][ T32] r5:80070013 r4:80239bb0 [ 1345.722037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.722076][ T32] r4:82ac21e4 [ 1345.722115][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.722161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.722183][ T32] r4:e0581dc0 [ 1345.722203][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.722243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.722265][ T32] r4:00000000 [ 1345.722284][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.722346][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 1 printk messages dropped ** [ 1345.722413][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1345.722521][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1345.722745][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1345.722896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1345.723038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.723218][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.723384][ T32] r4:850b3000 ** 3 printk messages dropped ** [ 1345.723513][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1345.723668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1345.735511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.735601][ T32] r5:858df38c r4:858df000 [ 1345.735621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.735758][ T32] r4:85856e80 ** 2 printk messages dropped ** [ 1345.735909][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.735966][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) [ 1345.735994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.736023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.736050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.736078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.736100][ T32] r4:85715780 [ 1345.736532][ T32] INFO: task kworker/1:445:5950 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.736576][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.736642][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.736686][ T32] Call trace: [ 1345.736717][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.736771][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.736793][ T32] r4:00000000 [ 1345.736813][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.736867][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.736898][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.736935][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.736963][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.736987][ T32] r5:80070013 r4:80239bb0 [ 1345.737008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.737074][ T32] r4:82ac21e4 [ 1345.737119][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.737183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.737210][ T32] r4:e0581dc0 [ 1345.737248][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.737302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.737348][ T32] r4:00000000 [ 1345.737371][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.737416][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.737437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.737478][ T32] r5:00001000 r4:eecd1000 [ 1345.737497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.737535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.737584][ T32] r5:85d62f8c r4:85d62c00 [ 1345.737604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.737670][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.737696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.737744][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.737767][ T32] r4:8509f580 [ 1345.737786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.737832][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.737876][ T32] r4:00000001 [ 1345.737899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.737955][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.738005][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.738056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.738087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.738116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.738138][ T32] r4:8509db40 [ 1345.738175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.738217][ T32] INFO: task kworker/1:446:5952 blocked for more than 472 seconds. [ 1345.738250][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.738275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.738297][ T32] task:kworker/1:446 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.738365][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.738406][ T32] Call trace: [ 1345.738435][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.738484][ T32] r10:8291a684 r9:ec8ddd84 r8:00000002 r7:60000113 r6:ec8ddd8c r5:850b6000 [ 1345.738536][ T32] r4:850b6000 [ 1345.738577][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.738625][ T32] r5:850b6000 r4:8291a680 [ 1345.738663][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.738707][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.738773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 [ 1345.738817][ T32] r4:00000000 [ 1345.738840][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.738875][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.738938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.738982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715740 [ 1345.739006][ T32] r4:00000000 [ 1345.739026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.739078][ T32] r9:83018205 r8:850b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1345.739124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.739174][ T32] r5:00001000 r4:ec86d000 [ 1345.739219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.739261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.739303][ T32] r5:858df78c r4:858df400 [ 1345.739338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.739387][ T32] r7:ddde2d80 r6:83018200 r5:858df78c r4:85856f00 [ 1345.739408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.739453][ T32] r10:61c88647 r9:850b6000 r8:85856f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.739476][ T32] r4:85856f00 [ 1345.739518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.739572][ T32] r10:00000000 r9:85856f00 r8:80287e08 r7:ec8c9e60 r6:85045a80 r5:850b6000 [ 1345.739595][ T32] r4:00000001 [ 1345.739614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.739648][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) [ 1345.739673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.739756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.739802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.739833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.739882][ T32] r4:857155c0 [ 1345.740164][ T32] INFO: task kworker/1:446:5952 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.740219][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.740284][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.740430][ T32] Call trace: [ 1345.740465][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.740527][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.740558][ T32] r4:00000000 [ 1345.740578][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.740636][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.740687][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.740732][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.740760][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.740786][ T32] r5:80070013 r4:80239bb0 [ 1345.740806][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.740855][ T32] r4:82ac21e4 [ 1345.740879][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.740920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.740943][ T32] r4:e0581dc0 [ 1345.740962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.741031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.741057][ T32] r4:00000000 [ 1345.741077][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.741150][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.741174][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.741217][ T32] r5:00001000 r4:eecd1000 [ 1345.741236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.741274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.741314][ T32] r5:85d62f8c r4:85d62c00 [ 1345.741334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.741378][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.741398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.741464][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.741490][ T32] r4:8509f580 [ 1345.741509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.741559][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.741583][ T32] r4:00000001 [ 1345.741603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.741637][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.741663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.741712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.741742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.741786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.741811][ T32] r4:8509db40 [ 1345.741851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.741898][ T32] INFO: task kworker/1:447:5954 blocked for more than 472 seconds. [ 1345.741955][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.741983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.742026][ T32] task:kworker/1:447 state:D stack:0 pid:5954 tgid:5954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.742095][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.742158][ T32] Call trace: [ 1345.742214][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.742264][ T32] r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000013 r6:ec8e5d8c r5:850b5400 [ 1345.742288][ T32] r4:850b5400 [ 1345.742344][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.742402][ T32] r5:850b5400 r4:8291a680 [ 1345.742424][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.742504][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.742560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 ** 4 printk messages dropped ** [ 1345.742711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715940 ** 7 printk messages dropped ** [ 1345.743068][ T32] r5:858dfb8c r4:858df800 [ 1345.743088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.743197][ T32] r10:61c88647 r9:850b5400 r8:85856fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.743219][ T32] r4:85856f80 [ 1345.743238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.743280][ T32] r10:00000000 r9:85856f80 r8:80287e08 r7:ec8c9e60 r6:85045b00 r5:850b5400 [ 1345.743302][ T32] r4:00000001 [ 1345.743321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.743354][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) [ 1345.743378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.743417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.743447][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.743488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.743513][ T32] r4:857156c0 [ 1345.758772][ T32] INFO: task kworker/1:447:5954 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.758869][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.758960][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.759044][ T32] Call trace: [ 1345.759099][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.759162][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.759185][ T32] r4:00000000 [ 1345.759206][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.759259][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.759288][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.759317][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.759342][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.759386][ T32] r5:80070013 r4:80239bb0 [ 1345.759449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.759496][ T32] r4:82ac21e4 [ 1345.759516][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.759565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.759588][ T32] r4:e0581dc0 [ 1345.759607][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.759648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.759670][ T32] r4:00000000 [ 1345.759689][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.759738][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.759764][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.760035][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1345.760256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.760495][ T32] INFO: task kworker/1:448:5956 blocked for more than 472 seconds. ** 6 printk messages dropped ** [ 1345.760802][ T32] r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:850b0c00 ** 8 printk messages dropped ** [ 1345.761213][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.761480][ T32] r5:00001000 r4:ec8eb000 ** 2 printk messages dropped ** [ 1345.761637][ T32] r5:858dff8c r4:858dfc00 [ 1345.761656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.761756][ T32] r7:ddde2d80 r6:83018200 r5:858dff8c r4:85712000 [ 1345.761806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.761856][ T32] r10:61c88647 r9:850b0c00 r8:8571202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.761878][ T32] r4:85712000 [ 1345.761897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.761940][ T32] r10:00000000 r9:85712000 r8:80287e08 r7:ec8c9e60 r6:85045b80 r5:850b0c00 [ 1345.761989][ T32] r4:00000001 [ 1345.762012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.762048][ T32] Exception stack(0xec8f5fb0 to 0xec8f5ff8) [ 1345.762076][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.762104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.762130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.762312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.762339][ T32] r4:85715b80 [ 1345.762777][ T32] INFO: task kworker/1:448:5956 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.762815][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.762871][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.762915][ T32] Call trace: [ 1345.763001][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.763152][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.763205][ T32] r4:00000000 [ 1345.763228][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.763269][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.763296][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.763325][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.763349][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.763373][ T32] r5:80070013 r4:80239bb0 [ 1345.763392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.763430][ T32] r4:82ac21e4 [ 1345.763450][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.763491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.763514][ T32] r4:e0581dc0 [ 1345.763533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.763580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.763602][ T32] r4:00000000 [ 1345.763621][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.763664][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.763684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.763725][ T32] r5:00001000 r4:eecd1000 [ 1345.763745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.763796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.769627][ T32] r5:85d62f8c r4:85d62c00 [ 1345.769664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.769737][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.769760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1345.769832][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1345.769937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1345.770160][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1345.770474][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.770721][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1345.771068][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.771328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.771410][ T32] r5:8594c38c r4:8594c000 [ 1345.771429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.771635][ T32] r4:85712080 ** 4 printk messages dropped ** [ 1345.771782][ T32] Exception stack(0xec901fb0 to 0xec901ff8) ** 4 printk messages dropped ** [ 1345.771989][ T32] r4:85715c40 [ 1345.772422][ T32] INFO: task kworker/1:449:5958 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.772459][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.772544][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.772622][ T32] Call trace: [ 1345.772665][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.772720][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.772743][ T32] r4:00000000 [ 1345.772763][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.772828][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.772859][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.772889][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.772914][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.772937][ T32] r5:80070013 r4:80239bb0 [ 1345.772957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.773027][ T32] r4:82ac21e4 [ 1345.773051][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.773093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.773116][ T32] r4:e0581dc0 [ 1345.773134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.773174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.773196][ T32] r4:00000000 [ 1345.773215][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.773258][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.773279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.773319][ T32] r5:00001000 r4:eecd1000 [ 1345.773339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.773376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.773416][ T32] r5:85d62f8c r4:85d62c00 [ 1345.773435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.773512][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.773537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.773589][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.773637][ T32] r4:8509f580 [ 1345.773663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.773758][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.784224][ T32] r4:00000001 [ 1345.784259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.784341][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.784372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.784428][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.784459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.784490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.784513][ T32] r4:8509db40 [ 1345.784535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.784571][ T32] INFO: task kworker/1:450:5960 blocked for more than 472 seconds. [ 1345.784603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.784627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.784649][ T32] task:kworker/1:450 state:D stack:0 pid:5960 tgid:5960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.784702][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.784747][ T32] Call trace: [ 1345.784785][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1345.785020][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.785238][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.785442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.785483][ T32] r5:8594d38c r4:8594d000 [ 1345.785503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.785622][ T32] r10:61c88647 r9:8591e000 r8:857121ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1345.785800][ T32] Exception stack(0xec905fb0 to 0xec905ff8) ** 6 printk messages dropped ** [ 1345.786394][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.786881][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1345.787050][ T32] r4:e0581dc0 [ 1345.787069][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.787109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.787131][ T32] r4:00000000 [ 1345.787150][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.787192][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.787270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.787315][ T32] r5:00001000 r4:eecd1000 [ 1345.787334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.787373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.787415][ T32] r5:85d62f8c r4:85d62c00 [ 1345.787434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.787479][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.787499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.787570][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.787623][ T32] r4:8509f580 [ 1345.787645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.787691][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.787714][ T32] r4:00000001 [ 1345.787733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.787767][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.787791][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.787819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.787844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.787873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.787896][ T32] r4:8509db40 [ 1345.787915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.787938][ T32] INFO: task kworker/1:451:5962 blocked for more than 472 seconds. [ 1345.787963][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.787986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.788005][ T32] task:kworker/1:451 state:D stack:0 pid:5962 tgid:5962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.788048][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.788088][ T32] Call trace: [ 1345.788142][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.788196][ T32] r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:850b0000 [ 1345.788219][ T32] r4:850b0000 [ 1345.788239][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.788283][ T32] r5:850b0000 r4:8291a680 [ 1345.788337][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.788382][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.788443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 1345.788469][ T32] r4:00000000 [ 1345.788541][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.788584][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.788635][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.788693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715d80 [ 1345.788719][ T32] r4:00000000 [ 1345.788740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.788784][ T32] r9:83018205 r8:850b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1345.788805][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.788845][ T32] r5:00001000 r4:ead4f000 [ 1345.788864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.788902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.789073][ T32] r5:8594cb8c r4:8594c800 [ 1345.789097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.789172][ T32] r7:ddde2d80 r6:83018200 r5:8594cb8c r4:85712100 [ 1345.789197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.789245][ T32] r10:61c88647 r9:850b0000 r8:8571212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.789267][ T32] r4:85712100 [ 1345.789342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.789391][ T32] r10:00000000 r9:85712100 r8:80287e08 r7:ec905e60 r6:85045d00 r5:850b0000 [ 1345.789454][ T32] r4:00000001 [ 1345.789478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.789515][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) ** 2 printk messages dropped ** [ 1345.789616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.790177][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1345.790446][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.790531][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1345.790790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.791176][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1345.791388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.791678][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.791918][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.792174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a91900 [ 1345.792215][ T32] r4:00000000 [ 1345.792238][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.792283][ T32] r9:83018205 r8:8591ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1345.792325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.792369][ T32] r5:00001000 r4:eb141000 [ 1345.792389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.792426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.792467][ T32] r5:8594cf8c r4:8594cc00 [ 1345.792487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.792573][ T32] r7:ddde2d80 r6:83018200 r5:8594cf8c r4:85712200 [ 1345.792599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.792647][ T32] r10:61c88647 r9:8591ec00 r8:8571222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.792669][ T32] r4:85712200 [ 1345.792687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.792732][ T32] r10:00000000 r9:85712200 r8:80287e08 r7:ec905e60 r6:85045d80 r5:8591ec00 [ 1345.792779][ T32] r4:00000001 [ 1345.792810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.792847][ T32] Exception stack(0xec919fb0 to 0xec919ff8) [ 1345.792874][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.792902][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.792928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.792956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.792979][ T32] r4:85715f80 [ 1345.793198][ T32] INFO: task kworker/1:452:5964 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.793230][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.793284][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.793347][ T32] Call trace: [ 1345.793381][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.793432][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.793455][ T32] r4:00000000 [ 1345.793474][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.793514][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.793577][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.793611][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.793636][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.793767][ T32] r5:80070013 r4:80239bb0 [ 1345.809943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.810018][ T32] r4:82ac21e4 [ 1345.810040][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.810083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.810107][ T32] r4:e0581dc0 [ 1345.810126][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.810166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.810189][ T32] r4:00000000 [ 1345.810209][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.810254][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.810275][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.810319][ T32] r5:00001000 r4:eecd1000 [ 1345.810339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.810390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.810437][ T32] r5:85d62f8c r4:85d62c00 [ 1345.810457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.810503][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.810524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.810582][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.810605][ T32] r4:8509f580 [ 1345.810625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.810672][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.810694][ T32] r4:00000001 [ 1345.810732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.810773][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.810802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.810831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.810961][ T32] INFO: task kworker/1:453:5966 blocked for more than 472 seconds. ** 5 printk messages dropped ** [ 1345.811199][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1345.811439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec94de08 ** 7 printk messages dropped ** [ 1345.811730][ T32] r9:83018205 r8:85960c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1345.811900][ T32] r5:8594db8c r4:8594d800 ** 2 printk messages dropped ** [ 1345.812011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1345.812327][ T32] Exception stack(0xec94dfb0 to 0xec94dff8) ** 6 printk messages dropped ** [ 1345.812991][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.813418][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 9 printk messages dropped ** [ 1345.821005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1345.821424][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1345.821648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.821947][ T32] INFO: task kworker/1:454:5969 blocked for more than 472 seconds. ** 6 printk messages dropped ** [ 1345.822219][ T32] r10:8291a684 r9:ec951d84 r8:00000002 r7:60000013 r6:ec951d8c r5:85961800 ** 6 printk messages dropped ** [ 1345.822462][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.822619][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.822804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.822887][ T32] r5:8594d78c r4:8594d400 ** 4 printk messages dropped ** [ 1345.823064][ T32] r4:85712300 ** 2 printk messages dropped ** [ 1345.823160][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.823356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.829740][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1345.829930][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1345.830176][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1345.830343][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.830789][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1345.830917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.831196][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.831526][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1345.831723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55580 [ 1345.831744][ T32] r4:00000000 [ 1345.831763][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.831805][ T32] r9:83018205 r8:85962400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1345.831826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.831886][ T32] r5:00001000 r4:eb9a1000 [ 1345.831910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.831950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.831991][ T32] r5:8594e78c r4:8594e400 [ 1345.832011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.832054][ T32] r7:ddde2d80 r6:83018200 r5:8594e78c r4:85712380 [ 1345.832074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.832118][ T32] r10:61c88647 r9:85962400 r8:857123ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.832140][ T32] r4:85712380 [ 1345.832158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.832202][ T32] r10:00000000 r9:85712380 r8:80287e08 r7:ec94de60 r6:85045f00 r5:85962400 [ 1345.832223][ T32] r4:00000001 [ 1345.832242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.832277][ T32] Exception stack(0xec955fb0 to 0xec955ff8) [ 1345.832319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.832365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.832395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.832424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.832448][ T32] r4:84a55100 [ 1345.832792][ T32] INFO: task kworker/1:455:5971 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.832827][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.832881][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.832923][ T32] Call trace: [ 1345.832968][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.833044][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.833101][ T32] r4:00000000 [ 1345.833124][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.833165][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.833192][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.833239][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.833267][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.833291][ T32] r5:80070013 r4:80239bb0 [ 1345.833322][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.833366][ T32] r4:82ac21e4 [ 1345.833407][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.833452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.833474][ T32] r4:e0581dc0 [ 1345.833495][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.833535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.833583][ T32] r4:00000000 [ 1345.833634][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.833691][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.833716][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.840111][ T32] r5:00001000 r4:eecd1000 [ 1345.840167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.840222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.840265][ T32] r5:85d62f8c r4:85d62c00 [ 1345.840285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.840358][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.840380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.840428][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.840451][ T32] r4:8509f580 [ 1345.840485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.840536][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.840564][ T32] r4:00000001 [ 1345.840584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.840622][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.840654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.840712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.840744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.840774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.840796][ T32] r4:8509db40 [ 1345.840818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.840845][ T32] INFO: task kworker/1:456:5972 blocked for more than 472 seconds. [ 1345.840874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.840926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.840954][ T32] task:kworker/1:456 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.841004][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.841046][ T32] Call trace: [ 1345.841077][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.841133][ T32] r10:8291a684 r9:ec959d84 r8:00000002 r7:60000013 r6:ec959d8c r5:85963000 [ 1345.841158][ T32] r4:85963000 [ 1345.841178][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.841222][ T32] r5:85963000 r4:8291a680 [ 1345.841270][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.841317][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.841395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 [ 1345.841421][ T32] r4:00000000 [ 1345.841441][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.841476][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.841512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.841578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55480 [ 1345.841605][ T32] r4:00000000 [ 1345.841626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.841690][ T32] r9:83018205 r8:85963000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1345.841723][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.841844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.841979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1345.842220][ T32] Exception stack(0xec959fb0 to 0xec959ff8) ** 6 printk messages dropped ** [ 1345.842799][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.843276][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.843446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1345.851331][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1345.851537][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.851657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.852024][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.852342][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.852757][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.852920][ T32] r5:8593cb8c r4:8593c800 ** 2 printk messages dropped ** [ 1345.853077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.853123][ T32] r10:61c88647 r9:85963c00 r8:850451ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.853144][ T32] r4:85045180 [ 1345.853163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.853206][ T32] r10:00000000 r9:85045180 r8:80287e08 r7:ec7e9e60 r6:855c6000 r5:85963c00 [ 1345.853228][ T32] r4:00000001 [ 1345.853247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.853281][ T32] Exception stack(0xec8adfb0 to 0xec8adff8) [ 1345.853306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.853334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.853361][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.853389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.853423][ T32] r4:85702d80 [ 1345.859925][ T32] INFO: task kworker/0:959:5975 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.859996][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.860063][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.860135][ T32] Call trace: [ 1345.860176][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.860233][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.860285][ T32] r4:00000000 [ 1345.860340][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.860386][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.860415][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.860443][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.860468][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.860492][ T32] r5:80070013 r4:80239bb0 [ 1345.860512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.860558][ T32] r4:82ac21e4 [ 1345.860579][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.860621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.860643][ T32] r4:e0581dc0 [ 1345.860662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.860702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.860725][ T32] r4:00000000 [ 1345.860772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.860821][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.860843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.860898][ T32] r5:00001000 r4:eecd1000 [ 1345.860921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.861010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.861056][ T32] r5:85d62f8c r4:85d62c00 [ 1345.861077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.861123][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.861144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.861216][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.861262][ T32] r4:8509f580 [ 1345.861285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.861350][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.861376][ T32] r4:00000001 [ 1345.861396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.861432][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.861458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.861486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.861513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.861541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.861569][ T32] r4:8509db40 [ 1345.861589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.861616][ T32] INFO: task kworker/1:457:5978 blocked for more than 472 seconds. [ 1345.861646][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.861670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.861691][ T32] task:kworker/1:457 state:D stack:0 pid:5978 tgid:5978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.861734][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.861774][ T32] Call trace: [ 1345.861804][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.861852][ T32] r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:85965400 [ 1345.861875][ T32] r4:85965400 [ 1345.861895][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.861939][ T32] r5:85965400 r4:8291a680 [ 1345.861959][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.862147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.862560][ T32] r5:8594eb8c r4:8594e800 ** 3 printk messages dropped ** [ 1345.862750][ T32] r10:61c88647 r9:85965400 r8:857124ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.863077][ T32] r4:84a55500 ** 5 printk messages dropped ** [ 1345.863691][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1345.870038][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.870071][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.870100][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.870125][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.870185][ T32] r5:80070013 r4:80239bb0 [ 1345.870215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.870266][ T32] r4:82ac21e4 [ 1345.870302][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.870389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.870431][ T32] r4:e0581dc0 [ 1345.870458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.870501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.870524][ T32] r4:00000000 [ 1345.870556][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.870632][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.870680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.870728][ T32] r5:00001000 r4:eecd1000 [ 1345.870748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.870787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.870838][ T32] r5:85d62f8c r4:85d62c00 [ 1345.870862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.870931][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.870956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.871029][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.871073][ T32] r4:8509f580 [ 1345.871104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.871199][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1345.871317][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.871343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.871372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.871399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.871426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.871468][ T32] r4:8509db40 [ 1345.871497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.871526][ T32] INFO: task kworker/1:458:5981 blocked for more than 472 seconds. [ 1345.871576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.871625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.871656][ T32] task:kworker/1:458 state:D stack:0 pid:5981 tgid:5981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.871711][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.871755][ T32] Call trace: [ 1345.871785][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.871836][ T32] r10:8291a684 r9:ec979d84 r8:00000002 r7:60000013 r6:ec979d8c r5:85966c00 [ 1345.871880][ T32] r4:85966c00 [ 1345.871909][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.871972][ T32] r5:85966c00 r4:8291a680 [ 1345.871995][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1345.872270][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.872546][ T32] r5:8594ef8c r4:8594ec00 [ 1345.872578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1345.872800][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1345.873568][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1345.881396][ T32] r5:80070013 r4:80239bb0 ** 12 printk messages dropped ** [ 1345.881830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1345.882267][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.882491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.882515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.882536][ T32] task:kworker/1:459 state:D stack:0 pid:5982 tgid:5982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.882598][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.882655][ T32] Call trace: [ 1345.882698][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.882748][ T32] r10:8291a684 r9:ec97dd84 r8:00000002 r7:60000113 r6:ec97dd8c r5:85966000 [ 1345.882771][ T32] r4:85966000 [ 1345.882791][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.882854][ T32] r5:85966000 r4:8291a680 [ 1345.882877][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.882917][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.882959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec97de08 [ 1345.882982][ T32] r4:00000000 [ 1345.883000][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.883034][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.883067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.883106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55a00 [ 1345.883128][ T32] r4:00000000 [ 1345.883146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.883188][ T32] r9:83018205 r8:85966000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1345.883209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.883249][ T32] r5:00001000 r4:eba47000 [ 1345.883268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.883305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.883346][ T32] r5:8594f78c r4:8594f400 [ 1345.883379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.883428][ T32] r7:ddde2d80 r6:83018200 r5:8594f78c r4:85712580 [ 1345.883483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.883532][ T32] r10:61c88647 r9:85966000 r8:857125ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1345.889350][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.889515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.890259][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.890466][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1345.890576][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1345.890754][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1345.890846][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.891108][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1345.891307][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1345.891427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1345.891600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1345.891711][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1345.891829][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.892055][ T32] r4:858b4800 ** 2 printk messages dropped ** [ 1345.892167][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.892408][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1345.892514][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.892671][ T32] r5:00001000 r4:eba21000 [ 1345.892695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.892736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.892778][ T32] r5:8594f38c r4:8594f000 [ 1345.892806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.892855][ T32] r7:ddde2d80 r6:83018200 r5:8594f38c r4:85712600 [ 1345.892875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.892930][ T32] r10:61c88647 r9:858b4800 r8:8571262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.892957][ T32] r4:85712600 [ 1345.892991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.893040][ T32] r10:00000000 r9:85712600 r8:80287e08 r7:ec97de60 r6:85712680 r5:858b4800 [ 1345.893104][ T32] r4:00000001 [ 1345.893156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.893194][ T32] Exception stack(0xec8b5fb0 to 0xec8b5ff8) [ 1345.893221][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.893249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.893275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.893315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.893341][ T32] r4:84a55780 [ 1345.893655][ T32] INFO: task kworker/1:460:5983 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.893698][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.900552][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.900633][ T32] Call trace: [ 1345.900667][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.900732][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.900759][ T32] r4:00000000 [ 1345.900780][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.900822][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.900869][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.900903][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.900937][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.900964][ T32] r5:80070013 r4:80239bb0 [ 1345.900999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.901044][ T32] r4:82ac21e4 [ 1345.901065][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.901107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.901129][ T32] r4:e0581dc0 [ 1345.901149][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.901212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.901240][ T32] r4:00000000 [ 1345.901260][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.901327][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.901353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.901396][ T32] r5:00001000 r4:eecd1000 [ 1345.901417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.901463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.901506][ T32] r5:85d62f8c r4:85d62c00 [ 1345.901537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.901601][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.901626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.901683][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.901708][ T32] r4:8509f580 [ 1345.901728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.901773][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.901796][ T32] r4:00000001 [ 1345.901815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.901851][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.901876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.901905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.901930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.901968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.901993][ T32] r4:8509db40 [ 1345.902015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.902052][ T32] INFO: task kworker/1:461:5987 blocked for more than 472 seconds. [ 1345.902087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.902112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.902133][ T32] task:kworker/1:461 state:D stack:0 pid:5987 tgid:5987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.902181][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.902276][ T32] Call trace: [ 1345.902310][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.902361][ T32] r10:8291a684 r9:ec975d84 r8:00000002 r7:60000013 r6:ec975d8c r5:858b1800 [ 1345.902385][ T32] r4:858b1800 [ 1345.902405][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.902450][ T32] r5:858b1800 r4:8291a680 [ 1345.902470][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.902529][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.902608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec975e08 [ 1345.902635][ T32] r4:00000000 [ 1345.902655][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.902692][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.902725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.902766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55b40 [ 1345.902788][ T32] r4:00000000 [ 1345.902825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.902872][ T32] r9:83018205 r8:858b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.902904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.902950][ T32] r5:00001000 r4:eba6b000 [ 1345.902970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.903021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.903084][ T32] r5:8594fb8c r4:8594f800 [ 1345.903130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.903180][ T32] r7:ddde2d80 r6:83018200 r5:8594fb8c r4:85712700 [ 1345.903201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.903247][ T32] r10:61c88647 r9:858b1800 r8:8571272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.903271][ T32] r4:85712700 [ 1345.903290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.903336][ T32] r10:00000000 r9:85712700 r8:80287e08 r7:ec97de60 r6:85712780 r5:858b1800 [ 1345.903368][ T32] r4:00000001 [ 1345.903390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.903425][ T32] Exception stack(0xec975fb0 to 0xec975ff8) [ 1345.903450][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.903480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.903507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.903537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.903604][ T32] r4:84a55a40 [ 1345.911617][ T32] INFO: task kworker/1:461:5987 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.911694][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.911806][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.911866][ T32] Call trace: [ 1345.911925][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.911984][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.912008][ T32] r4:00000000 [ 1345.912028][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.912068][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.912097][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.912126][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.912152][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.912175][ T32] r5:80070013 r4:80239bb0 [ 1345.912205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.912250][ T32] r4:82ac21e4 [ 1345.912289][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.912357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.912380][ T32] r4:e0581dc0 [ 1345.912419][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.912464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.912500][ T32] r4:00000000 [ 1345.912523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.912578][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.912625][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.912671][ T32] r5:00001000 r4:eecd1000 [ 1345.912692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.912731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.912774][ T32] r5:85d62f8c r4:85d62c00 [ 1345.912793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.912850][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.912935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.912986][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.913008][ T32] r4:8509f580 [ 1345.913028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.913073][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.913096][ T32] r4:00000001 [ 1345.913115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.913149][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.913192][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.913232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.913262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.913291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.913324][ T32] r4:8509db40 [ 1345.913348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.913376][ T32] INFO: task kworker/1:462:5989 blocked for more than 472 seconds. [ 1345.913416][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.913443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.913476][ T32] task:kworker/1:462 state:D stack:0 pid:5989 tgid:5989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.913523][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.913616][ T32] Call trace: [ 1345.913668][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.913718][ T32] r10:8291a684 r9:ec981d84 r8:00000002 r7:60000113 r6:ec981d8c r5:858b5400 [ 1345.913776][ T32] r4:858b5400 [ 1345.919888][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.919970][ T32] r5:858b5400 r4:8291a680 [ 1345.919993][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.920034][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.920087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec981e08 [ 1345.920113][ T32] r4:00000000 [ 1345.920133][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.920167][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.920205][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.920245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55f00 [ 1345.920267][ T32] r4:00000000 [ 1345.920286][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.920357][ T32] r9:83018205 r8:858b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.920380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.920425][ T32] r5:00001000 r4:ebadf000 [ 1345.920445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.920483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.920525][ T32] r5:8598838c r4:85988000 [ 1345.920600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.920671][ T32] r7:ddde2d80 r6:83018200 r5:8598838c r4:85712800 [ 1345.920696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.920754][ T32] r10:61c88647 r9:858b5400 r8:8571282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.920799][ T32] r4:85712800 [ 1345.920822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.920869][ T32] r10:00000000 r9:85712800 r8:80287e08 r7:ec975e60 r6:85712880 r5:858b5400 [ 1345.920890][ T32] r4:00000001 [ 1345.920929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.920970][ T32] Exception stack(0xec981fb0 to 0xec981ff8) [ 1345.920999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.921027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.921053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.921082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.921104][ T32] r4:84a55b80 [ 1345.921535][ T32] INFO: task kworker/1:462:5989 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.921579][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.921668][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.921750][ T32] Call trace: [ 1345.921804][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.921857][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.921880][ T32] r4:00000000 [ 1345.921899][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.921938][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.921966][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.921994][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.922029][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.922056][ T32] r5:80070013 r4:80239bb0 [ 1345.922088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.922131][ T32] r4:82ac21e4 [ 1345.922170][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.922218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.922241][ T32] r4:e0581dc0 [ 1345.922270][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.922316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.922376][ T32] r4:00000000 [ 1345.922413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.922461][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.922482][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.922533][ T32] r5:00001000 r4:eecd1000 [ 1345.922564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.922604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.922645][ T32] r5:85d62f8c r4:85d62c00 [ 1345.922703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.922754][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.922775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.922820][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.922843][ T32] r4:8509f580 [ 1345.922861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.922906][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.922928][ T32] r4:00000001 [ 1345.922947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.922989][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.923029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.923059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.923086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.923114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.923154][ T32] r4:8509db40 [ 1345.923177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.923205][ T32] INFO: task kworker/1:463:5990 blocked for more than 472 seconds. [ 1345.923258][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.923291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.923313][ T32] task:kworker/1:463 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.923358][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.923422][ T32] Call trace: [ 1345.923452][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.923502][ T32] r10:8291a684 r9:ec989d84 r8:00000002 r7:60000013 r6:ec989d8c r5:858b6000 [ 1345.923525][ T32] r4:858b6000 [ 1345.923581][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.923675][ T32] r5:858b6000 r4:8291a680 [ 1345.923745][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.929457][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.929537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec989e08 [ 1345.929589][ T32] r4:00000000 [ 1345.929634][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.929674][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.929716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.929784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55d40 [ 1345.929812][ T32] r4:00000000 [ 1345.929832][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.929888][ T32] r9:83018205 r8:858b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1345.929933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.929984][ T32] r5:00001000 r4:ebaaf000 [ 1345.930007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.930046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.930098][ T32] r5:8594ff8c r4:8594fc00 [ 1345.930131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.930182][ T32] r7:ddde2d80 r6:83018200 r5:8594ff8c r4:85712900 [ 1345.930205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.930252][ T32] r10:61c88647 r9:858b6000 r8:8571292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.930284][ T32] r4:85712900 [ 1345.930308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.930355][ T32] r10:00000000 r9:85712900 r8:80287e08 r7:ec981e60 r6:85712980 r5:858b6000 [ 1345.930389][ T32] r4:00000001 [ 1345.930412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.930450][ T32] Exception stack(0xec989fb0 to 0xec989ff8) [ 1345.930479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.930508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.930534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.930569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.930592][ T32] r4:84a55c80 [ 1345.931022][ T32] INFO: task kworker/1:463:5990 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.931059][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.931126][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.931177][ T32] Call trace: [ 1345.931209][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.931261][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.931285][ T32] r4:00000000 [ 1345.931305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.931356][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.931388][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.931417][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.931450][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.931478][ T32] r5:80070013 r4:80239bb0 [ 1345.931543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.931592][ T32] r4:82ac21e4 [ 1345.931613][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.931655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.931677][ T32] r4:e0581dc0 [ 1345.931696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.931736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.931776][ T32] r4:00000000 [ 1345.931800][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.931844][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.931865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.931927][ T32] r5:00001000 r4:eecd1000 [ 1345.931951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.931990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.932031][ T32] r5:85d62f8c r4:85d62c00 [ 1345.932050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.932096][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.932116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.932160][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.932182][ T32] r4:8509f580 [ 1345.932201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.932246][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.932358][ T32] r4:00000001 [ 1345.932383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.932422][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.932447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.932493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.932523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.932560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.932584][ T32] r4:8509db40 [ 1345.932605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.932643][ T32] INFO: task kworker/1:464:5992 blocked for more than 472 seconds. [ 1345.932679][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.932722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.932748][ T32] task:kworker/1:464 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.932816][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.932857][ T32] Call trace: [ 1345.932886][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.932951][ T32] r10:8291a684 r9:ec98dd84 r8:00000002 r7:60000013 r6:ec98dd8c r5:858b6c00 [ 1345.933006][ T32] r4:858b6c00 [ 1345.933035][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.933080][ T32] r5:858b6c00 r4:8291a680 [ 1345.933099][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.933138][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.933190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec98de08 [ 1345.933217][ T32] r4:00000000 [ 1345.933236][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.933282][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.933339][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.933383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55200 [ 1345.933406][ T32] r4:00000000 [ 1345.933425][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.933486][ T32] r9:83018205 r8:858b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1345.933511][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.933589][ T32] r5:00001000 r4:ebc29000 [ 1345.933645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.933691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.943235][ T32] r5:8598878c r4:85988400 [ 1345.943307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.943381][ T32] r7:ddde2d80 r6:83018200 r5:8598878c r4:85712a00 [ 1345.943404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.943466][ T32] r10:61c88647 r9:858b6c00 r8:85712a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.943493][ T32] r4:85712a00 [ 1345.943513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.943602][ T32] r10:00000000 r9:85712a00 r8:80287e08 r7:ec981e60 r6:85712a80 r5:858b6c00 [ 1345.943654][ T32] r4:00000001 [ 1345.943684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.943723][ T32] Exception stack(0xec98dfb0 to 0xec98dff8) [ 1345.944083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.944151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.944182][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.944214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.944237][ T32] r4:84a55ec0 [ 1345.944698][ T32] INFO: task kworker/1:464:5992 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.944737][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.944845][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.944904][ T32] Call trace: [ 1345.944956][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.945016][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.945068][ T32] r4:00000000 [ 1345.945107][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.945152][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.945180][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.945235][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.945265][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.945312][ T32] r5:80070013 r4:80239bb0 [ 1345.945340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.945382][ T32] r4:82ac21e4 [ 1345.945402][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.945442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.945464][ T32] r4:e0581dc0 [ 1345.945484][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.945525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.945552][ T32] r4:00000000 [ 1345.945583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.945667][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.945726][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.945771][ T32] r5:00001000 r4:eecd1000 [ 1345.945813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.945881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.945927][ T32] r5:85d62f8c r4:85d62c00 [ 1345.945948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.946022][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.946067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.946158][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.946185][ T32] r4:8509f580 [ 1345.946225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.946295][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.946335][ T32] r4:00000001 [ 1345.946357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.946392][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.946418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.946445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.946471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.946498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.946521][ T32] r4:8509db40 [ 1345.946541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.946575][ T32] INFO: task kworker/1:465:5994 blocked for more than 472 seconds. [ 1345.946608][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.946642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.946686][ T32] task:kworker/1:465 state:D stack:0 pid:5994 tgid:5994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.946748][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.946815][ T32] Call trace: [ 1345.946856][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.946905][ T32] r10:8291a684 r9:ec991d84 r8:00000002 r7:60000113 r6:ec991d8c r5:858b3c00 [ 1345.946946][ T32] r4:858b3c00 [ 1345.946970][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.947015][ T32] r5:858b3c00 r4:8291a680 [ 1345.947055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.947098][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.947140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 [ 1345.947161][ T32] r4:00000000 [ 1345.947180][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.947214][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.947253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.947338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4040 [ 1345.947410][ T32] r4:00000000 [ 1345.947433][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.947497][ T32] r9:83018205 r8:858b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1345.947551][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.947604][ T32] r5:00001000 r4:ebce1000 [ 1345.947638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.947699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.947750][ T32] r5:85988b8c r4:85988800 [ 1345.947769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.947836][ T32] r7:ddde2d80 r6:83018200 r5:85988b8c r4:85712b00 [ 1345.947870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.947919][ T32] r10:61c88647 r9:858b3c00 r8:85712b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.947940][ T32] r4:85712b00 [ 1345.947980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.948029][ T32] r10:00000000 r9:85712b00 r8:80287e08 r7:ec98de60 r6:85712b80 r5:858b3c00 [ 1345.948071][ T32] r4:00000001 [ 1345.948093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.948128][ T32] Exception stack(0xec991fb0 to 0xec991ff8) [ 1345.948153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.948181][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.948227][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.948258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.948321][ T32] r4:84a55fc0 [ 1345.948590][ T32] INFO: task kworker/1:465:5994 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.948626][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.948680][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.948722][ T32] Call trace: [ 1345.948751][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.948807][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.948832][ T32] r4:00000000 [ 1345.948851][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.948890][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.948917][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.948945][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.948970][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.948993][ T32] r5:80070013 r4:80239bb0 [ 1345.949027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.949069][ T32] r4:82ac21e4 [ 1345.949089][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.949130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.949153][ T32] r4:e0581dc0 [ 1345.949172][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.949211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.949258][ T32] r4:00000000 [ 1345.949281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.949325][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.949346][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.949406][ T32] r5:00001000 r4:eecd1000 [ 1345.949429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.949469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.949510][ T32] r5:85d62f8c r4:85d62c00 [ 1345.949545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.949625][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.949669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.949722][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.949747][ T32] r4:8509f580 [ 1345.949766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.949830][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.949880][ T32] r4:00000001 [ 1345.949931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.949989][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.950020][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.950048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.950093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.950144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.950169][ T32] r4:8509db40 [ 1345.950188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.950212][ T32] INFO: task kworker/1:466:5995 blocked for more than 472 seconds. [ 1345.950238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.950261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.950282][ T32] task:kworker/1:466 state:D stack:0 pid:5995 tgid:5995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.950352][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.950435][ T32] Call trace: [ 1345.950465][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.950534][ T32] r10:8291a684 r9:ec931d84 r8:00000002 r7:60000013 r6:ec931d8c r5:850b1800 [ 1345.950564][ T32] r4:850b1800 [ 1345.950621][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.950693][ T32] r5:850b1800 r4:8291a680 [ 1345.950736][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.950792][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.950836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 [ 1345.950876][ T32] r4:00000000 [ 1345.950903][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.950938][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.950973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.951012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4480 [ 1345.951044][ T32] r4:00000000 [ 1345.951067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.951127][ T32] r9:83018205 r8:850b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1345.951190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.951235][ T32] r5:00001000 r4:ebd4d000 [ 1345.951259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.951312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.951375][ T32] r5:8598938c r4:85989000 [ 1345.951405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.951472][ T32] r7:ddde2d80 r6:83018200 r5:8598938c r4:85712c00 [ 1345.951497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.951544][ T32] r10:61c88647 r9:850b1800 r8:85712c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.951572][ T32] r4:85712c00 [ 1345.951591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.951636][ T32] r10:00000000 r9:85712c00 r8:80287e08 r7:ec991e60 r6:85712c80 r5:850b1800 [ 1345.951658][ T32] r4:00000001 [ 1345.951688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.951745][ T32] Exception stack(0xec931fb0 to 0xec931ff8) [ 1345.951814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.951846][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.951942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.951975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.951998][ T32] r4:854d4100 [ 1345.952265][ T32] INFO: task kworker/1:466:5995 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.952336][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.952396][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.952439][ T32] Call trace: [ 1345.952512][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.952571][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.952614][ T32] r4:00000000 [ 1345.952637][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.952705][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.952736][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.952766][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.952810][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.952861][ T32] r5:80070013 r4:80239bb0 [ 1345.952915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.952958][ T32] r4:82ac21e4 [ 1345.953004][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.953051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.953092][ T32] r4:e0581dc0 [ 1345.953115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.953156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.953179][ T32] r4:00000000 [ 1345.953217][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.953265][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.953312][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.953356][ T32] r5:00001000 r4:eecd1000 [ 1345.953376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.953434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.953497][ T32] r5:85d62f8c r4:85d62c00 [ 1345.953520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.953635][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.953706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.966123][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.966203][ T32] r4:8509f580 [ 1345.966229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.966310][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.966346][ T32] r4:00000001 [ 1345.966369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.966408][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.966455][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.966489][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.966516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.966545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.966574][ T32] r4:8509db40 [ 1345.966598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.966635][ T32] INFO: task kworker/1:467:5997 blocked for more than 472 seconds. [ 1345.966668][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.966692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.966715][ T32] task:kworker/1:467 state:D stack:0 pid:5997 tgid:5997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.966804][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.966854][ T32] Call trace: [ 1345.966894][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.966952][ T32] r10:8291a684 r9:ec999d84 r8:00000002 r7:60000113 r6:ec999d8c r5:859c0000 [ 1345.966976][ T32] r4:859c0000 [ 1345.966995][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.967038][ T32] r5:859c0000 r4:8291a680 [ 1345.967058][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.967098][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.967159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 [ 1345.967191][ T32] r4:00000000 [ 1345.967210][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.967245][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.967281][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.967320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4400 [ 1345.967342][ T32] r4:00000000 [ 1345.967370][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.967419][ T32] r9:83018205 r8:859c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1345.967441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.967483][ T32] r5:00001000 r4:ebd05000 [ 1345.967503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.967563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.967612][ T32] r5:85988f8c r4:85988c00 [ 1345.967634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.967699][ T32] r7:ddde2d80 r6:83018200 r5:85988f8c r4:85712d00 [ 1345.967728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.967795][ T32] r10:61c88647 r9:859c0000 r8:85712d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.967826][ T32] r4:85712d00 [ 1345.967846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.967890][ T32] r10:00000000 r9:85712d00 r8:80287e08 r7:ec931e60 r6:85712d80 r5:859c0000 [ 1345.967955][ T32] r4:00000001 [ 1345.967986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.968026][ T32] Exception stack(0xec999fb0 to 0xec999ff8) [ 1345.968052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.968080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.968117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.968149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.968171][ T32] r4:854d4100 [ 1345.968623][ T32] INFO: task kworker/1:467:5997 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.968661][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.968717][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.968760][ T32] Call trace: [ 1345.968829][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.968893][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.968916][ T32] r4:00000000 [ 1345.968954][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.969001][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.969029][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.969057][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.969083][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.969106][ T32] r5:80070013 r4:80239bb0 [ 1345.969126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.969165][ T32] r4:82ac21e4 [ 1345.969185][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.969226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.969249][ T32] r4:e0581dc0 [ 1345.969268][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.969308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.969349][ T32] r4:00000000 [ 1345.969384][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.969430][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.969452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.969492][ T32] r5:00001000 r4:eecd1000 [ 1345.969512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.969556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.969599][ T32] r5:85d62f8c r4:85d62c00 [ 1345.969619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.969665][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.969686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.969735][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.969757][ T32] r4:8509f580 [ 1345.969775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.969819][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.969841][ T32] r4:00000001 [ 1345.969870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.969908][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.969934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.969962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.969990][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.970032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.970059][ T32] r4:8509db40 [ 1345.970097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.970125][ T32] INFO: task kworker/0:960:5999 blocked for more than 472 seconds. [ 1345.970162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.970187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.970225][ T32] task:kworker/0:960 state:D stack:0 pid:5999 tgid:5999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.970275][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.970332][ T32] Call trace: [ 1345.970377][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.970426][ T32] r10:8291a684 r9:ec995d84 r8:00000002 r7:60000113 r6:ec995d8c r5:850d0c00 [ 1345.970449][ T32] r4:850d0c00 [ 1345.970469][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.970513][ T32] r5:850d0c00 r4:8291a680 [ 1345.970532][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.970576][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.970618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 [ 1345.970641][ T32] r4:00000000 [ 1345.970660][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.970693][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.970727][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.970766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b2600 [ 1345.970788][ T32] r4:00000000 [ 1345.970808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.970851][ T32] r9:83018005 r8:850d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1345.970891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.970936][ T32] r5:00001000 r4:ebb21000 [ 1345.970956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.970994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.971036][ T32] r5:8593d38c r4:8593d000 [ 1345.971055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.971099][ T32] r7:dddced80 r6:83018000 r5:8593d38c r4:855c6200 [ 1345.971120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.971165][ T32] r10:61c88647 r9:850d0c00 r8:855c622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.971188][ T32] r4:855c6200 [ 1345.971207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.971251][ T32] r10:00000000 r9:855c6200 r8:80287e08 r7:ec7e9e60 r6:855c6280 r5:850d0c00 [ 1345.971273][ T32] r4:00000001 [ 1345.971291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.971335][ T32] Exception stack(0xec995fb0 to 0xec995ff8) [ 1345.971364][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.971401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.971439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.971478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.971511][ T32] r4:849fa600 [ 1345.971771][ T32] INFO: task kworker/0:960:5999 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.971810][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.971887][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.971930][ T32] Call trace: [ 1345.971960][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.972012][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.972034][ T32] r4:00000000 [ 1345.972053][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.972092][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.972137][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.972170][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.972195][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.972219][ T32] r5:80070013 r4:80239bb0 [ 1345.972239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.972277][ T32] r4:82ac21e4 [ 1345.972326][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.972372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.972396][ T32] r4:e0581dc0 [ 1345.972415][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.972456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.972478][ T32] r4:00000000 [ 1345.972510][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.972566][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.972588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.972631][ T32] r5:00001000 r4:eecd1000 [ 1345.972651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.972689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.972741][ T32] r5:85d62f8c r4:85d62c00 [ 1345.972795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.972863][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.972892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.972957][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.972984][ T32] r4:8509f580 [ 1345.973003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.973048][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.973070][ T32] r4:00000001 [ 1345.973098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.973145][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.973191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.973240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.973286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.973318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.973341][ T32] r4:8509db40 [ 1345.973361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.973385][ T32] INFO: task kworker/1:468:6002 blocked for more than 472 seconds. [ 1345.973411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.973434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.973455][ T32] task:kworker/1:468 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.973498][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.973556][ T32] Call trace: [ 1345.973635][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.973693][ T32] r10:8291a684 r9:ec9a9d84 r8:00000002 r7:60000113 r6:ec9a9d8c r5:850d1800 [ 1345.973761][ T32] r4:850d1800 [ 1345.988467][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.988588][ T32] r5:850d1800 r4:8291a680 [ 1345.988643][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.988696][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.988740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a9e08 [ 1345.988763][ T32] r4:00000000 [ 1345.988783][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.988817][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.988854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.988896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4580 [ 1345.988938][ T32] r4:00000000 [ 1345.988962][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.989008][ T32] r9:83018205 r8:850d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1345.989030][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.989074][ T32] r5:00001000 r4:ebd69000 [ 1345.989094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.989161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.989212][ T32] r5:8598978c r4:85989400 [ 1345.989234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.989294][ T32] r7:ddde2d80 r6:83018200 r5:8598978c r4:85712e00 [ 1345.989324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.989371][ T32] r10:61c88647 r9:850d1800 r8:85712e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.989393][ T32] r4:85712e00 [ 1345.989413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.989458][ T32] r10:00000000 r9:85712e00 r8:80287e08 r7:ec931e60 r6:855c6300 r5:850d1800 [ 1345.989480][ T32] r4:00000001 [ 1345.989517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.989582][ T32] Exception stack(0xec9a9fb0 to 0xec9a9ff8) [ 1345.989621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.989651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.989676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.989704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.989730][ T32] r4:854d4540 [ 1345.990156][ T32] INFO: task kworker/1:468:6002 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.990193][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.990260][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.990305][ T32] Call trace: [ 1345.990352][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.990404][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.990428][ T32] r4:00000000 [ 1345.990447][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.990487][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.990514][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1345.990543][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.990574][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.990597][ T32] r5:80070013 r4:80239bb0 [ 1345.990617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.990655][ T32] r4:82ac21e4 [ 1345.990675][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.990715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.990756][ T32] r4:e0581dc0 [ 1345.990780][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.990822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1345.990846][ T32] r4:00000000 [ 1345.990865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.990908][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1345.990938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.990983][ T32] r5:00001000 r4:eecd1000 [ 1345.991003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.991041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.991081][ T32] r5:85d62f8c r4:85d62c00 [ 1345.991101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.991155][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1345.991180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.991227][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.991249][ T32] r4:8509f580 [ 1345.991268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.991311][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1345.991352][ T32] r4:00000001 [ 1345.991393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.991431][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.991458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.991485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.991511][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.991538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.991565][ T32] r4:8509db40 [ 1345.991586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.991615][ T32] INFO: task kworker/1:469:6004 blocked for more than 472 seconds. [ 1345.991666][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.991697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.991718][ T32] task:kworker/1:469 state:D stack:0 pid:6004 tgid:6004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.991781][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.991825][ T32] Call trace: [ 1345.991872][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.991922][ T32] r10:8291a684 r9:ec9b1d84 r8:00000002 r7:60000013 r6:ec9b1d8c r5:850d3c00 [ 1345.991945][ T32] r4:850d3c00 [ 1345.991965][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.992026][ T32] r5:850d3c00 r4:8291a680 [ 1345.992049][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.992088][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.992129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 [ 1345.992151][ T32] r4:00000000 [ 1345.992170][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.992203][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.992235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.992274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4a40 [ 1345.992300][ T32] r4:00000000 [ 1345.992345][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.992408][ T32] r9:83018205 r8:850d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1345.992437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.992480][ T32] r5:00001000 r4:ebf11000 [ 1345.992501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.992539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.992591][ T32] r5:85989f8c r4:85989c00 [ 1345.992611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.992656][ T32] r7:ddde2d80 r6:83018200 r5:85989f8c r4:85712e80 [ 1345.992676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.992721][ T32] r10:61c88647 r9:850d3c00 r8:85712eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.992752][ T32] r4:85712e80 [ 1345.992771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.992815][ T32] r10:00000000 r9:85712e80 r8:80287e08 r7:ec9a9e60 r6:855c6380 r5:850d3c00 [ 1345.992839][ T32] r4:00000001 [ 1345.992857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.992891][ T32] Exception stack(0xec9b1fb0 to 0xec9b1ff8) [ 1345.992916][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.992943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.992970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.992998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.993020][ T32] r4:854d45c0 [ 1345.993267][ T32] INFO: task kworker/1:469:6004 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1345.993317][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.993408][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.993452][ T32] Call trace: [ 1345.993509][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.993602][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1345.993659][ T32] r4:00000000 [ 1345.993682][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.993725][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.993811][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.005316][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.005360][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.005390][ T32] r5:80070013 r4:80239bb0 [ 1346.005413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.005472][ T32] r4:82ac21e4 [ 1346.005506][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.005559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.005584][ T32] r4:e0581dc0 [ 1346.005604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.005645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.005667][ T32] r4:00000000 [ 1346.005687][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.005736][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.005759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.005804][ T32] r5:00001000 r4:eecd1000 [ 1346.005824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.005862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.005904][ T32] r5:85d62f8c r4:85d62c00 [ 1346.005924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.005971][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.005992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.006049][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.006103][ T32] r4:8509f580 [ 1346.006128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.006176][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.006198][ T32] r4:00000001 [ 1346.006217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.006253][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.006280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.006320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.006350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.006398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.006429][ T32] r4:8509db40 [ 1346.006453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.006483][ T32] INFO: task kworker/1:470:6005 blocked for more than 472 seconds. [ 1346.006542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.006594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.006620][ T32] task:kworker/1:470 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.006695][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.006800][ T32] Call trace: [ 1346.006838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.006895][ T32] r10:8291a684 r9:ec99dd84 r8:00000002 r7:60000013 r6:ec99dd8c r5:859c1800 [ 1346.006918][ T32] r4:859c1800 [ 1346.006938][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.006983][ T32] r5:859c1800 r4:8291a680 [ 1346.007003][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.007043][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.007084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 [ 1346.007107][ T32] r4:00000000 [ 1346.007126][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.007159][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.007192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.007233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4780 [ 1346.007277][ T32] r4:00000000 [ 1346.007327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.007418][ T32] r9:83018205 r8:859c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.007471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.007562][ T32] r5:00001000 r4:ebea5000 [ 1346.007610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.007723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.007806][ T32] r5:85989b8c r4:85989800 [ 1346.007898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.008020][ T32] r7:ddde2d80 r6:83018200 r5:85989b8c r4:85712f00 [ 1346.008068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.008162][ T32] r10:61c88647 r9:859c1800 r8:85712f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.008217][ T32] r4:85712f00 [ 1346.008259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.008385][ T32] r10:00000000 r9:85712f00 r8:80287e08 r7:ec9b1e60 r6:85712f80 r5:859c1800 [ 1346.008433][ T32] r4:00000001 [ 1346.008474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.008546][ T32] Exception stack(0xec99dfb0 to 0xec99dff8) [ 1346.008608][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.008676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.008728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.008784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.008833][ T32] r4:854d48c0 [ 1346.009613][ T32] INFO: task kworker/1:470:6005 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.009683][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.009798][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.009884][ T32] Call trace: [ 1346.009946][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.010043][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.010090][ T32] r4:00000000 [ 1346.010130][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.010207][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.010276][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.010339][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.010390][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.010436][ T32] r5:80070013 r4:80239bb0 [ 1346.010478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.010562][ T32] r4:82ac21e4 [ 1346.010606][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1346.010853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1346.011538][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1346.011922][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.012177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.012719][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.013217][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.013289][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.013390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 [ 1346.013436][ T32] r4:00000000 [ 1346.013494][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.013580][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.013651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.013774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4c00 [ 1346.031943][ T32] r4:00000000 [ 1346.032026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.032164][ T32] r9:83018205 r8:859c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1346.032214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.032339][ T32] r5:00001000 r4:ebf5d000 [ 1346.032391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.032470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.032561][ T32] r5:8598a78c r4:8598a400 [ 1346.032607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.032702][ T32] r7:ddde2d80 r6:83018200 r5:8598a78c r4:84507080 [ 1346.032748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.032839][ T32] r10:61c88647 r9:859c2400 r8:845070ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.032898][ T32] r4:84507080 [ 1346.032939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.033029][ T32] r10:00000000 r9:84507080 r8:80287e08 r7:ec9b1e60 r6:84507100 r5:859c2400 [ 1346.033077][ T32] r4:00000001 [ 1346.033119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.033196][ T32] Exception stack(0xec9adfb0 to 0xec9adff8) [ 1346.033255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.033315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.033372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.033432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.033480][ T32] r4:854d4ac0 [ 1346.036809][ T32] INFO: task kworker/1:471:6008 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.036891][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.037008][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.037084][ T32] Call trace: [ 1346.037118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.037177][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.037201][ T32] r4:00000000 [ 1346.037233][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.037325][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.037399][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.037459][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.037512][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.037605][ T32] r5:80070013 r4:80239bb0 [ 1346.037679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.037772][ T32] r4:82ac21e4 [ 1346.037818][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.037905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.037953][ T32] r4:e0581dc0 [ 1346.037999][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.038092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.038154][ T32] r4:00000000 [ 1346.038199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.038314][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.038368][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.038454][ T32] r5:00001000 r4:eecd1000 [ 1346.038501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.038588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.038683][ T32] r5:85d62f8c r4:85d62c00 [ 1346.038741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.038841][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.038891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.039241][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1346.039520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.039585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.039647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.039697][ T32] r4:8509db40 [ 1346.039745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.039804][ T32] INFO: task kworker/1:472:6009 blocked for more than 472 seconds. [ 1346.039872][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.039923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.039964][ T32] task:kworker/1:472 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.040051][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.040124][ T32] Call trace: [ 1346.040157][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.040207][ T32] r10:8291a684 r9:ec9a1d84 r8:00000002 r7:60000013 r6:ec9a1d8c r5:859c3000 [ 1346.040295][ T32] r4:859c3000 [ 1346.040369][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.040417][ T32] r5:859c3000 r4:8291a680 [ 1346.040458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.040502][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.040545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 1346.040574][ T32] r4:00000000 [ 1346.040593][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.040645][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.040692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.040733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4980 [ 1346.040755][ T32] r4:00000000 [ 1346.040776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.040819][ T32] r9:83018205 r8:859c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1346.040841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.040893][ T32] r5:00001000 r4:ebf4f000 [ 1346.040918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.040958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.040999][ T32] r5:8598a38c r4:8598a000 [ 1346.041019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.041064][ T32] r7:ddde2d80 r6:83018200 r5:8598a38c r4:84507180 [ 1346.041085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.041130][ T32] r10:61c88647 r9:859c3000 r8:845071ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.041152][ T32] r4:84507180 [ 1346.041172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.041216][ T32] r10:00000000 r9:84507180 r8:80287e08 r7:ec9ade60 r6:84507200 r5:859c3000 [ 1346.041266][ T32] r4:00000001 [ 1346.041289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.041325][ T32] Exception stack(0xec9a1fb0 to 0xec9a1ff8) [ 1346.041379][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.041410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.041438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.041466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.041488][ T32] r4:854d4ac0 [ 1346.041807][ T32] INFO: task kworker/1:472:6009 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.041843][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.041900][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.041942][ T32] Call trace: [ 1346.041971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1346.042277][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 6 printk messages dropped ** [ 1346.042523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 8 printk messages dropped ** [ 1346.042837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1346.043220][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.043353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.043663][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.057159][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.057428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4d00 ** 7 printk messages dropped ** [ 1346.057739][ T32] r5:8598ab8c r4:8598a800 [ 1346.057760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.057898][ T32] r4:84507000 ** 4 printk messages dropped ** [ 1346.058078][ T32] Exception stack(0xec9b9fb0 to 0xec9b9ff8) ** 6 printk messages dropped ** [ 1346.058712][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.059239][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.059413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1346.059782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.060017][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1346.060145][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1346.060250][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.060294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.060364][ T32] task:kworker/1:474 state:D stack:0 pid:6014 tgid:6014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.060416][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.060458][ T32] Call trace: [ 1346.060488][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.060560][ T32] r10:8291a684 r9:ec9c1d84 r8:00000002 r7:60000113 r6:ec9c1d8c r5:859c4800 [ 1346.060589][ T32] r4:859c4800 [ 1346.060610][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.060655][ T32] r5:859c4800 r4:8291a680 [ 1346.060675][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.060734][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.060800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 [ 1346.060845][ T32] r4:00000000 [ 1346.060898][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.060937][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.060973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.061014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b040 [ 1346.061037][ T32] r4:00000000 [ 1346.061056][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.061100][ T32] r9:83018205 r8:859c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1346.061122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.061294][ T32] r5:00001000 r4:ec791000 [ 1346.061327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.061370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.061412][ T32] r5:8598b38c r4:8598b000 [ 1346.061432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.061478][ T32] r7:ddde2d80 r6:83018200 r5:8598b38c r4:84507300 [ 1346.061513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.061590][ T32] r10:61c88647 r9:859c4800 r8:8450732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.061638][ T32] r4:84507300 [ 1346.061669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.061740][ T32] r10:00000000 r9:84507300 r8:80287e08 r7:ec9b9e60 r6:84507380 r5:859c4800 [ 1346.061779][ T32] r4:00000001 [ 1346.061808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.061878][ T32] Exception stack(0xec9c1fb0 to 0xec9c1ff8) [ 1346.061927][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.061979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.062034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.062086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.062135][ T32] r4:854d4f00 [ 1346.062566][ T32] INFO: task kworker/1:474:6014 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.062638][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.062748][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.062835][ T32] Call trace: [ 1346.062898][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.063014][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.063062][ T32] r4:00000000 [ 1346.063111][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.063191][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.063256][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.063317][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.063390][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.063445][ T32] r5:80070013 r4:80239bb0 [ 1346.063490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.063572][ T32] r4:82ac21e4 [ 1346.063613][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.063696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.075938][ T32] r4:e0581dc0 [ 1346.076013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.076081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.076109][ T32] r4:00000000 [ 1346.076129][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.076198][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.076277][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.076382][ T32] r5:00001000 r4:eecd1000 [ 1346.076440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.076532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.076639][ T32] r5:85d62f8c r4:85d62c00 [ 1346.076684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.076777][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.076821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.076913][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.076959][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1346.077088][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1346.077656][ T32] INFO: task kworker/1:475:6015 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.078403][ T32] r5:859c5400 r4:8291a680 ** 2 printk messages dropped ** [ 1346.078705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9bde08 ** 9 printk messages dropped ** [ 1346.079316][ T32] r5:00001000 r4:ebf7d000 ** 2 printk messages dropped ** [ 1346.079534][ T32] r5:8598af8c r4:8598ac00 [ 1346.079597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.079686][ T32] r7:ddde2d80 r6:83018200 r5:8598af8c r4:84507400 [ 1346.079729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.079821][ T32] r10:61c88647 r9:859c5400 r8:8450742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.079867][ T32] r4:84507400 [ 1346.079922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.080023][ T32] r10:00000000 r9:84507400 r8:80287e08 r7:ec9c1e60 r6:84507480 r5:859c5400 [ 1346.080067][ T32] r4:00000001 [ 1346.080106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.080173][ T32] Exception stack(0xec9bdfb0 to 0xec9bdff8) [ 1346.080224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.080323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.080394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.080451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.080498][ T32] r4:854d4f80 [ 1346.081260][ T32] INFO: task kworker/1:475:6015 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.081341][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.081522][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.081623][ T32] Call trace: [ 1346.081684][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.081781][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.081842][ T32] r4:00000000 [ 1346.081888][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.081967][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.082019][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.082078][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.082128][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.082175][ T32] r5:80070013 r4:80239bb0 [ 1346.082214][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1346.082446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1346.083170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.095010][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.095419][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.095956][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.096461][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.096788][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.096863][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.096943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b1c0 [ 1346.097012][ T32] r4:00000000 [ 1346.097076][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.097170][ T32] r9:83018205 r8:859c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1346.097215][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.097294][ T32] r5:00001000 r4:ec7a1000 [ 1346.097338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.097415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.097495][ T32] r5:8598b78c r4:8598b400 [ 1346.097559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.097672][ T32] r7:ddde2d80 r6:83018200 r5:8598b78c r4:84507500 [ 1346.097728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.097822][ T32] r10:61c88647 r9:859c6000 r8:8450752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.097869][ T32] r4:84507500 [ 1346.097911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.098001][ T32] r10:00000000 r9:84507500 r8:80287e08 r7:ec9c1e60 r6:84507580 r5:859c6000 [ 1346.098048][ T32] r4:00000001 [ 1346.098089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.098158][ T32] Exception stack(0xec9c5fb0 to 0xec9c5ff8) [ 1346.098215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.098274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.098332][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.098392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.098437][ T32] r4:8559b080 [ 1346.099249][ T32] INFO: task kworker/1:476:6018 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.099328][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.099441][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.099527][ T32] Call trace: [ 1346.099614][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.099713][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.099764][ T32] r4:00000000 [ 1346.099804][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.099879][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.099942][ T32] 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.100002][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.100073][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.100155][ T32] r5:80070013 r4:80239bb0 [ 1346.100219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.100338][ T32] r4:82ac21e4 [ 1346.100384][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.100474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.100520][ T32] r4:e0581dc0 [ 1346.100573][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.100660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.100723][ T32] r4:00000000 [ 1346.100765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.100851][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.100894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.100976][ T32] r5:00001000 r4:eecd1000 [ 1346.101016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.101090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.101169][ T32] r5:85d62f8c r4:85d62c00 [ 1346.101220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.101308][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.101352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.101692][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1346.101990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.102468][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.103026][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.103536][ T32] r5:00001000 r4:ec7af000 ** 2 printk messages dropped ** [ 1346.103675][ T32] r5:8598bb8c r4:8598b800 [ 1346.103778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.121112][ T32] r4:84507600 ** 6 printk messages dropped ** [ 1346.121398][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.122108][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.122428][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1346.122645][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1346.122810][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 2 printk messages dropped ** [ 1346.122895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.122943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.122989][ T32] r5:85d62f8c r4:85d62c00 [ 1346.123010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.123065][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.123089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.123149][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.123202][ T32] r4:8509f580 [ 1346.123225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.123272][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.123295][ T32] r4:00000001 [ 1346.123314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.123349][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.123375][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.123403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.123429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.123457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.123479][ T32] r4:8509db40 [ 1346.123499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.123527][ T32] INFO: task kworker/1:478:6022 blocked for more than 472 seconds. [ 1346.123587][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.123643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.123672][ T32] task:kworker/1:478 state:D stack:0 pid:6022 tgid:6022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.134847][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.135001][ T32] Call trace: [ 1346.135043][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.135107][ T32] r10:8291a684 r9:ec9d9d84 r8:00000002 r7:60000113 r6:ec9d9d8c r5:850d4800 [ 1346.135135][ T32] r4:850d4800 [ 1346.135203][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.135305][ T32] r5:850d4800 r4:8291a680 [ 1346.135353][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.135435][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.135518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d9e08 [ 1346.135574][ T32] r4:00000000 [ 1346.135614][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.135718][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.135805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.135888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b4c0 [ 1346.135948][ T32] r4:00000000 [ 1346.136017][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.136115][ T32] r9:83018205 r8:850d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1346.136175][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.136583][ T32] r5:8598bf8c r4:8598bc00 [ 1346.136625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.136716][ T32] r7:ddde2d80 r6:83018200 r5:8598bf8c r4:84507680 ** 1 printk messages dropped ** [ 1346.136883][ T32] r10:61c88647 r9:850d4800 r8:845076ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.137528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.138983][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1346.139361][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1346.139913][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.140709][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1346.141098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1346.141622][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.142240][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1346.142773][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.143268][ T32] r5:8599078c r4:85990400 [ 1346.143331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.143632][ T32] r4:84507700 ** 5 printk messages dropped ** [ 1346.149001][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.150395][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.150794][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1346.151290][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1346.152077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.152764][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.153015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.153592][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.165951][ T32] r5:850d6000 r4:8291a680 ** 2 printk messages dropped ** [ 1346.166054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 [ 1346.166110][ T32] r4:00000000 [ 1346.166136][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.166172][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.166214][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.166256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b580 [ 1346.166291][ T32] r4:00000000 [ 1346.166315][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.166364][ T32] r9:83018205 r8:850d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.166386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.166432][ T32] r5:00001000 r4:eab79000 [ 1346.166454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.166493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.166535][ T32] r5:8599038c r4:85990000 [ 1346.166561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.166609][ T32] r7:ddde2d80 r6:83018200 r5:8599038c r4:84507780 [ 1346.166632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.166680][ T32] r10:61c88647 r9:850d6000 r8:845077ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.166704][ T32] r4:84507780 [ 1346.166724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.166771][ T32] r10:00000000 r9:84507780 r8:80287e08 r7:ec7f9e60 r6:855c6580 r5:850d6000 [ 1346.166794][ T32] r4:00000001 [ 1346.166813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.166850][ T32] Exception stack(0xec9ddfb0 to 0xec9ddff8) [ 1346.166880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.166911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.166963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.166998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.167021][ T32] r4:8559b600 [ 1346.167459][ T32] INFO: task kworker/1:480:6025 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.167558][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.167635][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.167682][ T32] Call trace: [ 1346.167798][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.167853][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.167877][ T32] r4:00000000 [ 1346.167897][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.167962][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.167994][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.168026][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.168052][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.168077][ T32] r5:80070013 r4:80239bb0 [ 1346.168098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.168137][ T32] r4:82ac21e4 [ 1346.168158][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.168200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.168223][ T32] r4:e0581dc0 [ 1346.168243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.168290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.168361][ T32] r4:00000000 [ 1346.168387][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.168460][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.168489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.168532][ T32] r5:00001000 r4:eecd1000 [ 1346.168558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.168598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.168641][ T32] r5:85d62f8c r4:85d62c00 [ 1346.168662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.168708][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.168777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.168829][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.168852][ T32] r4:8509f580 [ 1346.169129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.169181][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.169205][ T32] r4:00000001 [ 1346.169350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.169393][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.169432][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.169470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.169498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.169528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.169579][ T32] r4:8509db40 [ 1346.169604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.169635][ T32] INFO: task kworker/1:481:6028 blocked for more than 472 seconds. [ 1346.169669][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.169695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.169721][ T32] task:kworker/1:481 state:D stack:0 pid:6028 tgid:6028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.169772][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.169907][ T32] Call trace: [ 1346.169944][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.169995][ T32] r10:8291a684 r9:ec9e1d84 r8:00000002 r7:60000013 r6:ec9e1d8c r5:850d6c00 [ 1346.170042][ T32] r4:850d6c00 [ 1346.170068][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.170113][ T32] r5:850d6c00 r4:8291a680 [ 1346.170133][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.170172][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.170237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e1e08 [ 1346.170269][ T32] r4:00000000 [ 1346.170314][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.170374][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.170437][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.170483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b800 [ 1346.170505][ T32] r4:00000000 [ 1346.170526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.170575][ T32] r9:83018205 r8:850d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1346.170609][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.170655][ T32] r5:00001000 r4:eb3cf000 [ 1346.170676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.170714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.170757][ T32] r5:85990b8c r4:85990800 [ 1346.170777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.170823][ T32] r7:ddde2d80 r6:83018200 r5:85990b8c r4:84507800 [ 1346.170892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.170942][ T32] r10:61c88647 r9:850d6c00 r8:8450782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.171011][ T32] r4:84507800 [ 1346.171034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.171127][ T32] r10:00000000 r9:84507800 r8:80287e08 r7:ec7f9e60 r6:855c6600 r5:850d6c00 [ 1346.171153][ T32] r4:00000001 [ 1346.171243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.171283][ T32] Exception stack(0xec9e1fb0 to 0xec9e1ff8) [ 1346.171363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.171445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.171596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1346.171893][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.172002][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.172077][ T32] Call trace: [ 1346.172108][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.172160][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.172207][ T32] r4:00000000 [ 1346.172329][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.172391][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.172420][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.172451][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.172500][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.172528][ T32] r5:80070013 r4:80239bb0 [ 1346.172559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.172600][ T32] r4:82ac21e4 [ 1346.172619][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.172684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.172725][ T32] r4:e0581dc0 [ 1346.172749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.172793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.172816][ T32] r4:00000000 [ 1346.172835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.172878][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.172911][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.172956][ T32] r5:00001000 r4:eecd1000 [ 1346.172988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.173068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.173114][ T32] r5:85d62f8c r4:85d62c00 [ 1346.173159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.173209][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.173231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.173277][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.173310][ T32] r4:8509f580 [ 1346.173335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.173381][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.173428][ T32] r4:00000001 [ 1346.173451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.173508][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.173537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.173601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.173657][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.173690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.173773][ T32] r4:8509db40 [ 1346.187813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.187898][ T32] INFO: task kworker/1:482:6030 blocked for more than 472 seconds. [ 1346.187943][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.187970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.187992][ T32] task:kworker/1:482 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.188093][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.188159][ T32] Call trace: [ 1346.188194][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.188253][ T32] r10:8291a684 r9:ec9e5d84 r8:00000002 r7:60000113 r6:ec9e5d8c r5:850d3000 [ 1346.188278][ T32] r4:850d3000 [ 1346.188336][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.188399][ T32] r5:850d3000 r4:8291a680 [ 1346.188421][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.188642][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.189144][ T32] r5:85990f8c r4:85990c00 [ 1346.189169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.189219][ T32] r7:ddde2d80 r6:83018200 r5:85990f8c r4:84507880 ** 1 printk messages dropped ** [ 1346.189312][ T32] r10:61c88647 r9:850d3000 r8:845078ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.189673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.190426][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1346.190666][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.191163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1346.192098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.192530][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.192765][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.193210][ T32] r4:850d0000 ** 4 printk messages dropped ** [ 1346.193393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 ** 9 printk messages dropped ** [ 1346.206258][ T32] r5:00001000 r4:eb6ed000 ** 2 printk messages dropped ** [ 1346.206504][ T32] r5:8599178c r4:85991400 [ 1346.206577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.206676][ T32] r7:ddde2d80 r6:83018200 r5:8599178c r4:84507900 [ 1346.206729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.206834][ T32] r10:61c88647 r9:850d0000 r8:8450792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.206886][ T32] r4:84507900 [ 1346.206929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.207020][ T32] r10:00000000 r9:84507900 r8:80287e08 r7:ec9e5e60 r6:855c6700 r5:850d0000 [ 1346.207072][ T32] r4:00000001 [ 1346.207179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.207239][ T32] Exception stack(0xec9e9fb0 to 0xec9e9ff8) [ 1346.207281][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.207416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.207468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.207503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.207526][ T32] r4:8559b980 [ 1346.208027][ T32] INFO: task kworker/1:483:6032 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.208077][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.208185][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.208248][ T32] Call trace: [ 1346.208283][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.208386][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.208413][ T32] r4:00000000 [ 1346.208434][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.208474][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.208501][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.208531][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.208576][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.208629][ T32] r5:80070013 r4:80239bb0 [ 1346.208678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.208722][ T32] r4:82ac21e4 [ 1346.208790][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.208860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.208886][ T32] r4:e0581dc0 [ 1346.208908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.208962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.208990][ T32] r4:00000000 [ 1346.209010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.209058][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.209080][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.209120][ T32] r5:00001000 r4:eecd1000 [ 1346.209164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.209206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.209261][ T32] r5:85d62f8c r4:85d62c00 [ 1346.209284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.209353][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.209382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.209431][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1346.209642][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1346.209861][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1346.210102][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.210431][ T32] r5:85960000 r4:8291a680 ** 2 printk messages dropped ** [ 1346.210533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 ** 9 printk messages dropped ** [ 1346.210934][ T32] r5:00001000 r4:eb697000 ** 2 printk messages dropped ** [ 1346.211068][ T32] r5:8599138c r4:85991000 [ 1346.211089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.211212][ T32] r10:61c88647 r9:85960000 r8:845079ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.211495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.212062][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.212559][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1346.213058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1346.213772][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1346.226785][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1346.227130][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1346.227544][ T32] INFO: task kworker/1:485:6036 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1346.228093][ T32] r4:85964800 ** 3 printk messages dropped ** [ 1346.228368][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.228988][ T32] r5:00001000 r4:ebb3f000 ** 2 printk messages dropped ** [ 1346.229198][ T32] r5:8593d78c r4:8593d400 ** 1 printk messages dropped ** [ 1346.229292][ T32] r7:ddde2d80 r6:83018200 r5:8593d78c r4:84507a00 ** 4 printk messages dropped ** [ 1346.229527][ T32] r10:00000000 r9:84507a00 r8:80287e08 r7:ec9e9e60 r6:855c6800 r5:85964800 ** 3 printk messages dropped ** [ 1346.229675][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.229726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.229822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.229857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.229880][ T32] r4:8559bb00 [ 1346.230361][ T32] INFO: task kworker/1:485:6036 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.230406][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.230526][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.230674][ T32] Call trace: [ 1346.230741][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.230847][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.230894][ T32] r4:00000000 [ 1346.230947][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.231034][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.231093][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.231167][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.231223][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.231284][ T32] r5:80070013 r4:80239bb0 [ 1346.231348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.231428][ T32] r4:82ac21e4 [ 1346.231456][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.231503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.231527][ T32] r4:e0581dc0 [ 1346.231577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.231628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.231675][ T32] r4:00000000 [ 1346.231723][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.231775][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.231844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.231897][ T32] r5:00001000 r4:eecd1000 [ 1346.231940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.231998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.232048][ T32] r5:85d62f8c r4:85d62c00 [ 1346.232091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.232176][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.232214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.232269][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.232342][ T32] r4:8509f580 [ 1346.232380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.232472][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.232555][ T32] r4:00000001 [ 1346.232589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.232657][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.232723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.232759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.232810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.232849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.232893][ T32] r4:8509db40 [ 1346.232915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.232944][ T32] INFO: task kworker/1:486:6037 blocked for more than 472 seconds. [ 1346.232998][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.233026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.233073][ T32] task:kworker/1:486 state:D stack:0 pid:6037 tgid:6037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.233126][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.233171][ T32] Call trace: [ 1346.233222][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.233281][ T32] r10:8291a684 r9:ec9cdd84 r8:00000002 r7:60000013 r6:ec9cdd8c r5:859c6c00 [ 1346.233347][ T32] r4:859c6c00 [ 1346.233379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.233456][ T32] r5:859c6c00 r4:8291a680 [ 1346.233479][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.233557][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.233647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 [ 1346.233682][ T32] r4:00000000 [ 1346.233705][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.247911][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.248073][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.248169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559be00 [ 1346.248222][ T32] r4:00000000 [ 1346.248267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.248391][ T32] r9:83018205 r8:859c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1346.248439][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.248532][ T32] r5:00001000 r4:eb885000 [ 1346.248578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.248649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.248700][ T32] r5:85991b8c r4:85991800 [ 1346.248750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.248829][ T32] r7:ddde2d80 r6:83018200 r5:85991b8c r4:84507a80 [ 1346.248864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.248917][ T32] r10:61c88647 r9:859c6c00 r8:84507aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.248942][ T32] r4:84507a80 [ 1346.248964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.249015][ T32] r10:00000000 r9:84507a80 r8:80287e08 r7:ec9f1e60 r6:84507b00 r5:859c6c00 [ 1346.249064][ T32] r4:00000001 [ 1346.249123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.249211][ T32] Exception stack(0xec9cdfb0 to 0xec9cdff8) [ 1346.249273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.249335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.249397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.249437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.249461][ T32] r4:8559bb00 [ 1346.250016][ T32] INFO: task kworker/1:486:6037 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.250064][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.250165][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.250254][ T32] Call trace: [ 1346.250348][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.250467][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.250529][ T32] r4:00000000 [ 1346.250586][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.250671][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.250730][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.250804][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.250860][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.250908][ T32] r5:80070013 r4:80239bb0 [ 1346.250955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.251043][ T32] r4:82ac21e4 [ 1346.251086][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.251178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.251225][ T32] r4:e0581dc0 [ 1346.251280][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.251379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.251449][ T32] r4:00000000 [ 1346.251485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.251532][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.251561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.251633][ T32] r5:00001000 r4:eecd1000 [ 1346.251675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.251767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.251838][ T32] r5:85d62f8c r4:85d62c00 [ 1346.251861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.251910][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.251932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.252005][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.252057][ T32] r4:8509f580 [ 1346.252097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.252184][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.252235][ T32] r4:00000001 [ 1346.252279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.252390][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.252502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.252577][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.252637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.252694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.252744][ T32] r4:8509db40 [ 1346.252795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.252866][ T32] INFO: task kworker/0:961:6041 blocked for more than 472 seconds. [ 1346.252986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.253066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.253114][ T32] task:kworker/0:961 state:D stack:0 pid:6041 tgid:6041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.253202][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.253317][ T32] Call trace: [ 1346.253389][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.253494][ T32] r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000113 r6:ec9f5d8c r5:859c8000 [ 1346.253558][ T32] r4:859c8000 [ 1346.253612][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.253702][ T32] r5:859c8000 r4:8291a680 [ 1346.263331][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.263540][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.263656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 [ 1346.264166][ T32] r4:00000000 [ 1346.264224][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.264278][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.264369][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.264449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fba40 [ 1346.264480][ T32] r4:00000000 [ 1346.264527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.264605][ T32] r9:83018005 r8:859c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1346.264649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.264700][ T32] r5:00001000 r4:ebdff000 [ 1346.264748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.264830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.264927][ T32] r5:8593db8c r4:8593d800 [ 1346.264998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.265104][ T32] r7:dddced80 r6:83018000 r5:8593db8c r4:855c6880 [ 1346.265168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.265268][ T32] r10:61c88647 r9:859c8000 r8:855c68ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.265315][ T32] r4:855c6880 [ 1346.265357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.265456][ T32] r10:00000000 r9:855c6880 r8:80287e08 r7:ec7e9e60 r6:84507b80 r5:859c8000 [ 1346.265502][ T32] r4:00000001 [ 1346.265570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.265658][ T32] Exception stack(0xec9f5fb0 to 0xec9f5ff8) [ 1346.265745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.265819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.265873][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.265935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.266028][ T32] r4:849fa640 [ 1346.266783][ T32] INFO: task kworker/0:961:6041 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.266861][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.266997][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.267055][ T32] Call trace: [ 1346.267137][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.267216][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.267294][ T32] r4:00000000 [ 1346.267360][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.267452][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.267509][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.267599][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.267673][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.267747][ T32] r5:80070013 r4:80239bb0 [ 1346.267823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.267916][ T32] r4:82ac21e4 [ 1346.267965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.268058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.268104][ T32] r4:e0581dc0 [ 1346.268159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.268249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.268336][ T32] r4:00000000 [ 1346.268418][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.268470][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.268518][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.268604][ T32] r5:00001000 r4:eecd1000 [ 1346.268655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.268758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.268874][ T32] r5:85d62f8c r4:85d62c00 [ 1346.268933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.269040][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.269087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.269182][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.269234][ T32] r4:8509f580 [ 1346.269279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.269374][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.269422][ T32] r4:00000001 [ 1346.269469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.269540][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.269604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.269661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.269737][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.269806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.269858][ T32] r4:8509db40 [ 1346.269907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.269967][ T32] INFO: task kworker/1:487:6042 blocked for more than 472 seconds. [ 1346.270049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.270084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.270201][ T32] task:kworker/1:487 state:D stack:0 pid:6042 tgid:6042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.270324][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.270377][ T32] Call trace: [ 1346.270449][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.270502][ T32] r10:8291a684 r9:ec9f9d84 r8:00000002 r7:60000113 r6:ec9f9d8c r5:859c8c00 [ 1346.270552][ T32] r4:859c8c00 [ 1346.270579][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.270660][ T32] r5:859c8c00 r4:8291a680 [ 1346.270705][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.270800][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.270891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 [ 1346.270944][ T32] r4:00000000 [ 1346.270981][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.271021][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.271136][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.271184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b4280 [ 1346.271223][ T32] r4:00000000 [ 1346.271254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.271380][ T32] r9:83018205 r8:859c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1346.271434][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.271519][ T32] r5:00001000 r4:ebb93000 [ 1346.271572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.271659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.271776][ T32] r5:8599238c r4:85992000 [ 1346.271826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.271890][ T32] r7:ddde2d80 r6:83018200 r5:8599238c r4:84507c00 [ 1346.271914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.271964][ T32] r10:61c88647 r9:859c8c00 r8:84507c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.272010][ T32] r4:84507c00 [ 1346.272142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.272275][ T32] r10:00000000 r9:84507c00 r8:80287e08 r7:ec9f1e60 r6:84507c80 r5:859c8c00 [ 1346.272343][ T32] r4:00000001 [ 1346.272376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.272455][ T32] Exception stack(0xec9f9fb0 to 0xec9f9ff8) [ 1346.272509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.272575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.273292][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.291141][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1346.291571][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1346.291987][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.292696][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1346.292997][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1346.293269][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.293644][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1346.300901][ T32] r9:83018205 r8:859ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1346.301119][ T32] r5:85991f8c r4:85991c00 ** 3 printk messages dropped ** [ 1346.301296][ T32] r10:61c88647 r9:859ca400 r8:84507d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.301638][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.302219][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.302317][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.302363][ T32] Call trace: [ 1346.302393][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.302445][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.302556][ T32] r4:00000000 [ 1346.302583][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.302649][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.302682][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.302711][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.302736][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.302779][ T32] r5:80070013 r4:80239bb0 [ 1346.302803][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.302891][ T32] r4:82ac21e4 [ 1346.302916][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.302984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.303036][ T32] r4:e0581dc0 [ 1346.303082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.303134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.303158][ T32] r4:00000000 [ 1346.303178][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.303236][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.303308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.303358][ T32] r5:00001000 r4:eecd1000 [ 1346.303402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.303450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.303508][ T32] r5:85d62f8c r4:85d62c00 [ 1346.303532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.303642][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.303784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.315049][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.315140][ T32] r4:8509f580 [ 1346.315191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.315398][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.315454][ T32] r4:00000001 [ 1346.315512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.315607][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.315735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.315801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.315869][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.316085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.316167][ T32] r4:8509db40 [ 1346.316222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.316325][ T32] INFO: task kworker/1:489:6047 blocked for more than 472 seconds. [ 1346.316426][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.316891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.316947][ T32] task:kworker/1:489 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.317271][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.317480][ T32] Call trace: [ 1346.317650][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.317874][ T32] r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000013 r6:ec9fdd8c r5:859cb000 [ 1346.317932][ T32] r4:859cb000 [ 1346.317991][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.318323][ T32] r5:859cb000 r4:8291a680 [ 1346.318421][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.318508][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.318604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [ 1346.318654][ T32] r4:00000000 [ 1346.318697][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.318771][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.318852][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.318936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b4340 [ 1346.318983][ T32] r4:00000000 [ 1346.319082][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.319198][ T32] r9:83018205 r8:859cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1346.319428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.319556][ T32] r5:00001000 r4:ebbb3000 [ 1346.319611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.319692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.319784][ T32] r5:8599278c r4:85992400 [ 1346.319830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.319920][ T32] r7:ddde2d80 r6:83018200 r5:8599278c r4:84507e00 [ 1346.320094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.320212][ T32] r10:61c88647 r9:859cb000 r8:84507e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.320340][ T32] r4:84507e00 [ 1346.320462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.320562][ T32] r10:00000000 r9:84507e00 r8:80287e08 r7:ec9f9e60 r6:84507e80 r5:859cb000 [ 1346.320828][ T32] r4:00000001 [ 1346.320878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.321016][ T32] Exception stack(0xec9fdfb0 to 0xec9fdff8) [ 1346.321327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.321397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.321469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.321533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.321768][ T32] r4:855b4200 [ 1346.322724][ T32] INFO: task kworker/1:489:6047 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.322807][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.323261][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.323685][ T32] Call trace: [ 1346.345745][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.345901][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.345953][ T32] r4:00000000 [ 1346.346081][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.346220][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.346292][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.346357][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.346415][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.346467][ T32] r5:80070013 r4:80239bb0 [ 1346.346513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.346608][ T32] r4:82ac21e4 [ 1346.346652][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.346741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.346791][ T32] r4:e0581dc0 [ 1346.346919][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.347041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.347095][ T32] r4:00000000 [ 1346.347355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.347550][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.347681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.347903][ T32] r5:00001000 r4:eecd1000 [ 1346.347976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.348066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.348159][ T32] r5:85d62f8c r4:85d62c00 [ 1346.348221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.348361][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.348423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.348822][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1346.349515][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1346.350001][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.350396][ T32] r4:84a00c00 ** 3 printk messages dropped ** [ 1346.350728][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.351017][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.351089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.351173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b4540 [ 1346.351320][ T32] r4:00000000 [ 1346.351372][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.351464][ T32] r9:83018205 r8:84a00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1346.351510][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.351628][ T32] r5:00001000 r4:ebc07000 [ 1346.351737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.351822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.351938][ T32] r5:85992b8c r4:85992800 [ 1346.351990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.352084][ T32] r7:ddde2d80 r6:83018200 r5:85992b8c r4:84507f00 [ 1346.352128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.352223][ T32] r10:61c88647 r9:84a00c00 r8:84507f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.352272][ T32] r4:84507f00 [ 1346.352408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.352567][ T32] r10:00000000 r9:84507f00 r8:80287e08 r7:ec9fde60 r6:855c6900 r5:84a00c00 [ 1346.352637][ T32] r4:00000001 [ 1346.352698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.352809][ T32] Exception stack(0xeca09fb0 to 0xeca09ff8) [ 1346.352871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.352934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.352994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.353086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.353196][ T32] r4:855b4380 [ 1346.372449][ T32] INFO: task kworker/1:490:6049 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.372595][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.372732][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.372850][ T32] Call trace: [ 1346.372920][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.373028][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 4 printk messages dropped ** [ 1346.373454][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 5 printk messages dropped ** [ 1346.374717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 5 printk messages dropped ** [ 1346.375353][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 6 printk messages dropped ** [ 1346.376064][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1346.376536][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1346.376964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.377024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.377071][ T32] r4:8509db40 [ 1346.377119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.377178][ T32] INFO: task kworker/1:491:6051 blocked for more than 472 seconds. [ 1346.377241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.377309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.377458][ T32] task:kworker/1:491 state:D stack:0 pid:6051 tgid:6051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.377569][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.377663][ T32] Call trace: [ 1346.377932][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.378041][ T32] r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:84a00000 [ 1346.378124][ T32] r4:84a00000 [ 1346.378272][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.378368][ T32] r5:84a00000 r4:8291a680 [ 1346.378585][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.378673][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.378759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 [ 1346.378806][ T32] r4:00000000 [ 1346.378846][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.378917][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.379007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.379100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b4780 [ 1346.379148][ T32] r4:00000000 [ 1346.379247][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.379343][ T32] r9:83018205 r8:84a00000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1346.379393][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.379477][ T32] r5:00001000 r4:ebc89000 [ 1346.379520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.379603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.379705][ T32] r5:8599338c r4:85993000 [ 1346.379836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.379965][ T32] r7:ddde2d80 r6:83018200 r5:8599338c r4:84507f80 [ 1346.380014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.380196][ T32] r10:61c88647 r9:84a00000 r8:84507fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.380290][ T32] r4:84507f80 [ 1346.380354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.380495][ T32] r10:00000000 r9:84507f80 r8:80287e08 r7:eca09e60 r6:855c6980 r5:84a00000 [ 1346.380551][ T32] r4:00000001 [ 1346.380602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.380676][ T32] Exception stack(0xeca11fb0 to 0xeca11ff8) [ 1346.380780][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.380915][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.380974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.381096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.381149][ T32] r4:855b4480 [ 1346.382110][ T32] INFO: task kworker/1:491:6051 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.382339][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.382461][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.382659][ T32] Call trace: [ 1346.382733][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.382833][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.382882][ T32] r4:00000000 [ 1346.382924][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.383002][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.383192][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.383260][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.383407][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.383467][ T32] r5:80070013 r4:80239bb0 [ 1346.383542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.383721][ T32] r4:82ac21e4 [ 1346.404592][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.404836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.404889][ T32] r4:e0581dc0 [ 1346.404935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.405031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 3 printk messages dropped ** [ 1346.405271][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1346.406638][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.407090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1346.407901][ T32] r4:84a02400 ** 4 printk messages dropped ** [ 1346.408334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 ** 11 printk messages dropped ** [ 1346.409167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.409250][ T32] r5:85992f8c r4:85992c00 ** 1 printk messages dropped ** [ 1346.409391][ T32] r7:ddde2d80 r6:83018200 r5:85992f8c r4:849e1080 ** 5 printk messages dropped ** [ 1346.409936][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.410344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.411829][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.412139][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1346.412722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1346.413443][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1346.428618][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.428774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.429161][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.429213][ T32] Call trace: [ 1346.429245][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.429297][ T32] r10:8291a684 r9:eca1dd84 r8:00000002 r7:60000113 r6:eca1dd8c r5:84a03c00 [ 1346.429327][ T32] r4:84a03c00 [ 1346.429361][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.429409][ T32] r5:84a03c00 r4:8291a680 [ 1346.429430][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.429470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.429513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca1de08 [ 1346.429535][ T32] r4:00000000 [ 1346.429554][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.429588][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.429644][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.429729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b2000 [ 1346.429756][ T32] r4:00000000 [ 1346.429777][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.429823][ T32] r9:83018205 r8:84a03c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1346.429845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.429887][ T32] r5:00001000 r4:ebe17000 [ 1346.429907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.429946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.429988][ T32] r5:8599c78c r4:8599c400 [ 1346.430007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.430053][ T32] r7:ddde2d80 r6:83018200 r5:8599c78c r4:849e1000 [ 1346.430074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.430120][ T32] r10:61c88647 r9:84a03c00 r8:849e102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.430142][ T32] r4:849e1000 [ 1346.430161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.430204][ T32] r10:00000000 r9:849e1000 r8:80287e08 r7:eca11e60 r6:855c6a80 r5:84a03c00 [ 1346.430230][ T32] r4:00000001 [ 1346.430252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.430288][ T32] Exception stack(0xeca1dfb0 to 0xeca1dff8) [ 1346.430337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.430376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.430412][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.430444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.430466][ T32] r4:855b4600 [ 1346.430883][ T32] INFO: task kworker/1:493:6054 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.430918][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.430990][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.431067][ T32] Call trace: [ 1346.431130][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.431184][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.431208][ T32] r4:00000000 [ 1346.431227][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.431267][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.431295][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.431330][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.431357][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.431380][ T32] r5:80070013 r4:80239bb0 [ 1346.431421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1346.431617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1346.432033][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.432274][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.432557][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.432903][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.433174][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.433423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.433545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1346.443328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.444346][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.444824][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1346.445098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1346.445457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.445839][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1346.446050][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.446360][ T32] r4:84a01800 ** 4 printk messages dropped ** [ 1346.446529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca2de08 ** 9 printk messages dropped ** [ 1346.446883][ T32] r5:00001000 r4:ebdbb000 ** 2 printk messages dropped ** [ 1346.447017][ T32] r5:85993b8c r4:85993800 ** 3 printk messages dropped ** [ 1346.447151][ T32] r10:61c88647 r9:84a01800 r8:849e11ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.447385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.447934][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 9 printk messages dropped ** [ 1346.448234][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1346.448600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.448648][ T32] r5:00001000 r4:eecd1000 [ 1346.448670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.448709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.448752][ T32] r5:85d62f8c r4:85d62c00 [ 1346.448771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.448817][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.448843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.448915][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.448948][ T32] r4:8509f580 [ 1346.448968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.449018][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.449042][ T32] r4:00000001 [ 1346.449061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.449116][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.449146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.449175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.449201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.449229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.449253][ T32] r4:8509db40 [ 1346.449272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.449310][ T32] INFO: task kworker/1:496:6060 blocked for more than 472 seconds. [ 1346.449342][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.449366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.449387][ T32] task:kworker/1:496 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.449431][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.449471][ T32] Call trace: [ 1346.449501][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.449549][ T32] r10:8291a684 r9:eca35d84 r8:00000002 r7:60000013 r6:eca35d8c r5:84a04800 [ 1346.449571][ T32] r4:84a04800 [ 1346.449596][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.449654][ T32] r5:84a04800 r4:8291a680 [ 1346.449679][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.449746][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.449793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1346.449816][ T32] r4:00000000 [ 1346.449849][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.449907][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.449945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.449986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b4b40 [ 1346.450016][ T32] r4:00000000 [ 1346.450048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.450094][ T32] r9:83018205 r8:84a04800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1346.450116][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.450158][ T32] r5:00001000 r4:ebdd9000 [ 1346.450177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.450242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.450287][ T32] r5:85993f8c r4:85993c00 [ 1346.450313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.450360][ T32] r7:ddde2d80 r6:83018200 r5:85993f8c r4:849e1200 [ 1346.450381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.450447][ T32] r10:61c88647 r9:84a04800 r8:849e122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.450473][ T32] r4:849e1200 [ 1346.450531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.450582][ T32] r10:00000000 r9:849e1200 r8:80287e08 r7:eca1de60 r6:855c6c00 r5:84a04800 [ 1346.450616][ T32] r4:00000001 [ 1346.450638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.450692][ T32] Exception stack(0xeca35fb0 to 0xeca35ff8) [ 1346.450726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.450753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.450790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.450830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.450855][ T32] r4:855b4a40 [ 1346.451058][ T32] INFO: task kworker/1:496:6060 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.451090][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.451184][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.451241][ T32] Call trace: ** 2 printk messages dropped ** [ 1346.451355][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.451516][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1346.451680][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1346.451760][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.451957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.452291][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.452527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.452894][ T32] r10:8291a684 r9:eca39d84 r8:00000002 r7:60000013 r6:eca39d8c r5:84a06000 ** 6 printk messages dropped ** [ 1346.453098][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.453223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b4d40 ** 7 printk messages dropped ** [ 1346.453469][ T32] r5:8599c38c r4:8599c000 ** 2 printk messages dropped ** [ 1346.453594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.475326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.475895][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.475965][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.476014][ T32] Call trace: [ 1346.476066][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.476124][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.476172][ T32] r4:00000000 [ 1346.476197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.476263][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.476295][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.476392][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.476448][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.476476][ T32] r5:80070013 r4:80239bb0 [ 1346.476499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.476567][ T32] r4:82ac21e4 [ 1346.476637][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.476707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.476734][ T32] r4:e0581dc0 [ 1346.476779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.476829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.476865][ T32] r4:00000000 [ 1346.476891][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.476964][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.476992][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.477059][ T32] r5:00001000 r4:eecd1000 [ 1346.477176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.477222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.477277][ T32] r5:85d62f8c r4:85d62c00 [ 1346.477311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.477361][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.477383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.477452][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.477491][ T32] r4:8509f580 [ 1346.477520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.477595][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.477669][ T32] r4:00000001 [ 1346.477693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.477731][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.477758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.477791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.477843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.477922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.477948][ T32] r4:8509db40 [ 1346.477994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.478089][ T32] INFO: task kworker/1:498:6064 blocked for more than 472 seconds. [ 1346.478127][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.478223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.478250][ T32] task:kworker/1:498 state:D stack:0 pid:6064 tgid:6064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.478356][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.478453][ T32] Call trace: [ 1346.478514][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.478566][ T32] r10:8291a684 r9:eca31d84 r8:00000002 r7:60000013 r6:eca31d8c r5:84a06c00 [ 1346.478614][ T32] r4:84a06c00 [ 1346.478638][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.478697][ T32] r5:84a06c00 r4:8291a680 [ 1346.478720][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.478763][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.478828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 [ 1346.478856][ T32] r4:00000000 [ 1346.478877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.478912][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.478959][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.479004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fa600 ** 4 printk messages dropped ** [ 1346.479175][ T32] r5:00001000 r4:ebe29000 ** 2 printk messages dropped ** [ 1346.479311][ T32] r5:8599cb8c r4:8599c800 [ 1346.479332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.479456][ T32] r10:61c88647 r9:84a06c00 r8:849e132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.479790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.480415][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.480587][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1346.480895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1346.481266][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1346.481488][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.481703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.481993][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.482363][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.482754][ T32] r9:83018005 r8:84a05400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1346.482937][ T32] r5:859a3b8c r4:859a3800 ** 2 printk messages dropped ** [ 1346.483057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1346.483260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1346.483356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.483381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.483409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.483431][ T32] r4:849fba00 [ 1346.483664][ T32] INFO: task kworker/0:962:6066 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.483698][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.498200][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.498272][ T32] Call trace: [ 1346.498359][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.498437][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.498465][ T32] r4:00000000 [ 1346.498486][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.498552][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.498658][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.498788][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.498817][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.498842][ T32] r5:80070013 r4:80239bb0 [ 1346.498863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.498923][ T32] r4:82ac21e4 [ 1346.498980][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.499038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.499065][ T32] r4:e0581dc0 [ 1346.499113][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.499160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.499184][ T32] r4:00000000 [ 1346.499204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.499261][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.499286][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.499336][ T32] r5:00001000 r4:eecd1000 [ 1346.499358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.499399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.499466][ T32] r5:85d62f8c r4:85d62c00 [ 1346.499491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.499539][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.499562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.499611][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.499635][ T32] r4:8509f580 [ 1346.499677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.499799][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.499874][ T32] r4:00000001 [ 1346.499898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.499935][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.499961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.500011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.500088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.500121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.500168][ T32] r4:8509db40 [ 1346.500199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.500231][ T32] INFO: task kworker/1:499:6069 blocked for more than 472 seconds. [ 1346.500266][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.500292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.500365][ T32] task:kworker/1:499 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.500445][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.500517][ T32] Call trace: [ 1346.500638][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.500760][ T32] r10:8291a684 r9:eca49d84 r8:00000002 r7:60000013 r6:eca49d8c r5:85970000 [ 1346.500809][ T32] r4:85970000 [ 1346.500853][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.500940][ T32] r5:85970000 r4:8291a680 [ 1346.500977][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.501065][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.501165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca49e08 [ 1346.501213][ T32] r4:00000000 [ 1346.501249][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.501409][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.501483][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.501556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6200 [ 1346.501585][ T32] r4:00000000 [ 1346.501605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.501650][ T32] r9:83018205 r8:85970000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1346.501676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.501736][ T32] r5:00001000 r4:ec7bb000 [ 1346.501760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.501800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.501841][ T32] r5:8599d78c r4:8599d400 [ 1346.501860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.501906][ T32] r7:ddde2d80 r6:83018200 r5:8599d78c r4:849e1380 [ 1346.501927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1346.501994][ T32] r4:849e1380 ** 1 printk messages dropped ** [ 1346.502059][ T32] r10:00000000 r9:849e1380 r8:80287e08 r7:eca31e60 r6:855c6e80 r5:85970000 [ 1346.502094][ T32] r4:00000001 [ 1346.502117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.502153][ T32] Exception stack(0xeca49fb0 to 0xeca49ff8) [ 1346.502180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.502208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.502234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.502298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.502326][ T32] r4:8559bf00 [ 1346.502792][ T32] INFO: task kworker/1:499:6069 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.502832][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.502909][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.502954][ T32] Call trace: [ 1346.502985][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.503037][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.503095][ T32] r4:00000000 [ 1346.503119][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.503160][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.503194][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.503225][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.503274][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.503332][ T32] r5:80070013 r4:80239bb0 [ 1346.503357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.503400][ T32] r4:82ac21e4 [ 1346.503455][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.503501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.503524][ T32] r4:e0581dc0 [ 1346.503545][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.503624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.503677][ T32] r4:00000000 [ 1346.503704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.503854][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.512138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.512234][ T32] r5:00001000 r4:eecd1000 [ 1346.512258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.512347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.512623][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1346.512828][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1346.513271][ T32] INFO: task kworker/1:500:6070 blocked for more than 472 seconds. ** 6 printk messages dropped ** [ 1346.513774][ T32] r10:8291a684 r9:eca4dd84 r8:00000002 r7:60000013 r6:eca4dd8c r5:85971800 ** 5 printk messages dropped ** [ 1346.519486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca4de08 [ 1346.519509][ T32] r4:00000000 [ 1346.519550][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.519592][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.519633][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.519697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b4fc0 [ 1346.519728][ T32] r4:00000000 [ 1346.519748][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.519795][ T32] r9:83018205 r8:85971800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.519833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.519907][ T32] r5:00001000 r4:ebe83000 [ 1346.519932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.519972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.520017][ T32] r5:8599cf8c r4:8599cc00 [ 1346.520037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.520084][ T32] r7:ddde2d80 r6:83018200 r5:8599cf8c r4:849e1400 [ 1346.520104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.520162][ T32] r10:61c88647 r9:85971800 r8:849e142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.520193][ T32] r4:849e1400 [ 1346.520263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.520369][ T32] r10:00000000 r9:849e1400 r8:80287e08 r7:eca49e60 r6:855c6f00 r5:85971800 [ 1346.520397][ T32] r4:00000001 [ 1346.520469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.520514][ T32] Exception stack(0xeca4dfb0 to 0xeca4dff8) [ 1346.520562][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.520595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.520653][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.520686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.520710][ T32] r4:855b4e40 [ 1346.521155][ T32] INFO: task kworker/1:500:6070 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.521193][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.521260][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.521313][ T32] Call trace: [ 1346.521346][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.521399][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.521451][ T32] r4:00000000 [ 1346.521475][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.521518][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.521549][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.521581][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.521607][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.521631][ T32] r5:80070013 r4:80239bb0 [ 1346.521651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.521689][ T32] r4:82ac21e4 [ 1346.521709][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.521764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.521791][ T32] r4:e0581dc0 [ 1346.521812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.521853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.521876][ T32] r4:00000000 [ 1346.521895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.522003][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.522028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.522071][ T32] r5:00001000 r4:eecd1000 [ 1346.522090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.522129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.522171][ T32] r5:85d62f8c r4:85d62c00 [ 1346.522192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.522239][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.522260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.522311][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.522334][ T32] r4:8509f580 [ 1346.522353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.522397][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.522419][ T32] r4:00000001 [ 1346.522437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1346.522525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.523068][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.523336][ T32] r5:85970c00 r4:8291a680 ** 3 printk messages dropped ** [ 1346.523658][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.535012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6000 ** 7 printk messages dropped ** [ 1346.535573][ T32] r5:8599d38c r4:8599d000 [ 1346.535611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.535705][ T32] r7:ddde2d80 r6:83018200 r5:8599d38c r4:849e1480 ** 1 printk messages dropped ** [ 1346.535850][ T32] r10:61c88647 r9:85970c00 r8:849e14ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.536400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.537500][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.538290][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1346.538913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1346.539650][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1346.539937][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1346.540131][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.540178][ T32] r4:00000001 [ 1346.540218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.540291][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.540367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.540424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.540520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.540590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.540669][ T32] r4:8509db40 [ 1346.540721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.540790][ T32] INFO: task kworker/1:502:6075 blocked for more than 472 seconds. [ 1346.540909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.540967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.541015][ T32] task:kworker/1:502 state:D stack:0 pid:6075 tgid:6075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.541188][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.541275][ T32] Call trace: [ 1346.541350][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.541445][ T32] r10:8291a684 r9:eca5dd84 r8:00000002 r7:60000013 r6:eca5dd8c r5:85973c00 [ 1346.541481][ T32] r4:85973c00 [ 1346.541513][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.541596][ T32] r5:85973c00 r4:8291a680 [ 1346.541644][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.541752][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.541838][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca5de08 [ 1346.541886][ T32] r4:00000000 [ 1346.541933][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.542000][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.542073][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.542152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6a40 [ 1346.542196][ T32] r4:00000000 [ 1346.542241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.542335][ T32] r9:83018205 r8:85973c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1346.542381][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.542481][ T32] r5:00001000 r4:ec8d1000 [ 1346.542563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.542651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.542765][ T32] r5:8599f38c r4:8599f000 [ 1346.542809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.542897][ T32] r7:ddde2d80 r6:83018200 r5:8599f38c r4:849e1500 [ 1346.542946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.543063][ T32] r10:61c88647 r9:85973c00 r8:849e152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.543143][ T32] r4:849e1500 [ 1346.543213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.543338][ T32] r10:00000000 r9:849e1500 r8:80287e08 r7:eca49e60 r6:854be000 r5:85973c00 [ 1346.543416][ T32] r4:00000001 [ 1346.543458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.543563][ T32] Exception stack(0xeca5dfb0 to 0xeca5dff8) [ 1346.543641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.543707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.562844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.562939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.563029][ T32] r4:854c61c0 [ 1346.570558][ T32] INFO: task kworker/1:502:6075 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.570716][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.570949][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.571135][ T32] Call trace: [ 1346.571218][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.571346][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.571428][ T32] r4:00000000 [ 1346.571481][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.571582][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.571643][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.571730][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.571826][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.571889][ T32] r5:80070013 r4:80239bb0 [ 1346.571931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.572014][ T32] r4:82ac21e4 [ 1346.572063][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.572144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1346.572401][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.572920][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1346.573286][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1346.573647][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1346.581478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1346.582290][ T32] r4:85974800 ** 4 printk messages dropped ** [ 1346.582668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca61e08 ** 7 printk messages dropped ** [ 1346.583178][ T32] r9:83018205 r8:85974800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1346.583521][ T32] r5:8599db8c r4:8599d800 ** 2 printk messages dropped ** [ 1346.583752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.591534][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.592480][ T32] INFO: task kworker/1:503:6076 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.592553][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.592683][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.592779][ T32] Call trace: [ 1346.592849][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.592961][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.593007][ T32] r4:00000000 [ 1346.593050][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.593126][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.593179][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.593257][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.593322][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.593366][ T32] r5:80070013 r4:80239bb0 [ 1346.593442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.593527][ T32] r4:82ac21e4 [ 1346.593571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.593656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.593761][ T32] r4:e0581dc0 [ 1346.600361][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.600482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.600553][ T32] r4:00000000 [ 1346.600613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.600706][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.600767][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.600854][ T32] r5:00001000 r4:eecd1000 [ 1346.600902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.600979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.601063][ T32] r5:85d62f8c r4:85d62c00 [ 1346.601108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.601198][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.601258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.601374][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.601425][ T32] r4:8509f580 [ 1346.601463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.601555][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.601608][ T32] r4:00000001 [ 1346.601647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.601751][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.601840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.601902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.601951][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.602012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.602056][ T32] r4:8509db40 [ 1346.602109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.602162][ T32] INFO: task kworker/1:504:6078 blocked for more than 473 seconds. [ 1346.602242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.602303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.602345][ T32] task:kworker/1:504 state:D stack:0 pid:6078 tgid:6078 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1346.602797][ T32] r10:8291a684 r9:eca69d84 r8:00000002 r7:60000113 r6:eca69d8c r5:85973000 ** 8 printk messages dropped ** [ 1346.603502][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1346.611095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.611328][ T32] r5:8599df8c r4:8599dc00 [ 1346.611377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.611854][ T32] r10:00000000 r9:849e1600 r8:80287e08 r7:eca5de60 r6:854be100 r5:85973000 ** 8 printk messages dropped ** [ 1346.613157][ T32] INFO: task kworker/1:504:6078 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 9 printk messages dropped ** [ 1346.621109][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1346.621780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1346.622719][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.623196][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.631088][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.631828][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.632552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.632956][ T32] r5:8599e38c r4:8599e000 ** 3 printk messages dropped ** [ 1346.633231][ T32] r10:61c88647 r9:85976c00 r8:849e16ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.640998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.642043][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.642682][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1346.643195][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1346.643535][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 6 printk messages dropped ** [ 1346.651015][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1346.651416][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.651640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1346.651859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.651933][ T32] INFO: task kworker/1:506:6082 blocked for more than 473 seconds. [ 1346.651997][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.652069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.652124][ T32] task:kworker/1:506 state:D stack:0 pid:6082 tgid:6082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.652227][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.652368][ T32] Call trace: [ 1346.652455][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.652570][ T32] r10:8291a684 r9:eca79d84 r8:00000002 r7:60000113 r6:eca79d8c r5:85976000 [ 1346.652627][ T32] r4:85976000 [ 1346.652664][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.652750][ T32] r5:85976000 r4:8291a680 [ 1346.652848][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.652933][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.653016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca79e08 [ 1346.653091][ T32] r4:00000000 [ 1346.653129][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.653200][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.653276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.653364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c66c0 [ 1346.653407][ T32] r4:00000000 [ 1346.653453][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.653541][ T32] r9:83018205 r8:85976000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1346.653584][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.653668][ T32] r5:00001000 r4:ec845000 [ 1346.653708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.660365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.660520][ T32] r5:8599e78c r4:8599e400 [ 1346.660583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.660680][ T32] r7:ddde2d80 r6:83018200 r5:8599e78c r4:849e1700 [ 1346.660749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.660843][ T32] r10:61c88647 r9:85976000 r8:849e172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.660890][ T32] r4:849e1700 [ 1346.660965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.661074][ T32] r10:00000000 r9:849e1700 r8:80287e08 r7:eca5de60 r6:854be200 r5:85976000 [ 1346.661135][ T32] r4:00000001 [ 1346.661198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.661278][ T32] Exception stack(0xeca79fb0 to 0xeca79ff8) [ 1346.661342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.661401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.661452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.661512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.661557][ T32] r4:854c6800 [ 1346.662269][ T32] INFO: task kworker/1:506:6082 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.662361][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.662498][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.662589][ T32] Call trace: [ 1346.662664][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.662779][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.662830][ T32] r4:00000000 [ 1346.662868][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.662969][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.663029][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.663086][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.663164][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.663230][ T32] r5:80070013 r4:80239bb0 [ 1346.663269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.663353][ T32] r4:82ac21e4 [ 1346.663397][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.663475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.663555][ T32] r4:e0581dc0 [ 1346.663605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.663681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.663782][ T32] r4:00000000 [ 1346.670639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.670758][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.670812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.670905][ T32] r5:00001000 r4:eecd1000 [ 1346.670946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.671023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.671107][ T32] r5:85d62f8c r4:85d62c00 [ 1346.671172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.671266][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.671323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.671415][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.671457][ T32] r4:8509f580 [ 1346.671503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.671592][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.671635][ T32] r4:00000001 [ 1346.671682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.671756][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.671852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.671940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.671999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.672083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.672134][ T32] r4:8509db40 [ 1346.672179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.672234][ T32] INFO: task kworker/1:507:6084 blocked for more than 473 seconds. [ 1346.672298][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.672370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.672413][ T32] task:kworker/1:507 state:D stack:0 pid:6084 tgid:6084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.672514][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.672620][ T32] Call trace: [ 1346.672678][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.672792][ T32] r10:8291a684 r9:eca81d84 r8:00000002 r7:60000013 r6:eca81d8c r5:85975400 [ 1346.672844][ T32] r4:85975400 [ 1346.672882][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.672967][ T32] r5:85975400 r4:8291a680 [ 1346.673016][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.673119][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.673207][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca81e08 [ 1346.673252][ T32] r4:00000000 [ 1346.673304][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.673372][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.673490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.673578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6780 [ 1346.673629][ T32] r4:00000000 [ 1346.673678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.684201][ T32] r9:83018205 r8:85975400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1346.684268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.684410][ T32] r5:00001000 r4:ec895000 [ 1346.684441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.684529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.684611][ T32] r5:8599eb8c r4:8599e800 [ 1346.684643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.684754][ T32] r7:ddde2d80 r6:83018200 r5:8599eb8c r4:849e1780 [ 1346.684804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.684895][ T32] r10:61c88647 r9:85975400 r8:849e17ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.684964][ T32] r4:849e1780 [ 1346.685017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.685106][ T32] r10:00000000 r9:849e1780 r8:80287e08 r7:eca5de60 r6:854be280 r5:85975400 [ 1346.685148][ T32] r4:00000001 [ 1346.685194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.685266][ T32] Exception stack(0xeca81fb0 to 0xeca81ff8) [ 1346.685337][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.685401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.685483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.685559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.685638][ T32] r4:854c6640 [ 1346.686351][ T32] INFO: task kworker/1:507:6084 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.686434][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.686611][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.686766][ T32] Call trace: [ 1346.686850][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.686953][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.687002][ T32] r4:00000000 [ 1346.687043][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.687119][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.687175][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.687264][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.687333][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.687406][ T32] r5:80070013 r4:80239bb0 [ 1346.687454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.687555][ T32] r4:82ac21e4 [ 1346.687614][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.687695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.687774][ T32] r4:e0581dc0 [ 1346.687821][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.687931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.687980][ T32] r4:00000000 [ 1346.688023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.688111][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.688151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1346.688798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.689412][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.690065][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.690579][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1346.691149][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.691705][ T32] r5:8599ef8c r4:8599ec00 [ 1346.691749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.691974][ T32] r10:61c88647 r9:859cd400 r8:849e182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.692016][ T32] r4:849e1800 [ 1346.692083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.692171][ T32] r10:00000000 r9:849e1800 r8:80287e08 r7:eca5de60 r6:849e1880 r5:859cd400 [ 1346.692222][ T32] r4:00000001 [ 1346.692275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.692376][ T32] Exception stack(0xeca51fb0 to 0xeca51ff8) [ 1346.692435][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.692487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.692557][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.692619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.692664][ T32] r4:854c6740 [ 1346.693072][ T32] INFO: task kworker/1:508:6086 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.693136][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.693242][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.693364][ T32] Call trace: [ 1346.693456][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.693551][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.693608][ T32] r4:00000000 [ 1346.693657][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.709470][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.709625][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.709686][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.709746][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.709818][ T32] r5:80070013 r4:80239bb0 [ 1346.709870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.709974][ T32] r4:82ac21e4 [ 1346.710014][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.710113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.710165][ T32] r4:e0581dc0 [ 1346.710201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.710285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.710342][ T32] r4:00000000 [ 1346.710394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.710509][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.710561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.710650][ T32] r5:00001000 r4:eecd1000 [ 1346.710688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.710767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.710848][ T32] r5:85d62f8c r4:85d62c00 [ 1346.710886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.710975][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.711023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.711141][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.711200][ T32] r4:8509f580 [ 1346.711244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.711339][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.711384][ T32] r4:00000001 [ 1346.711429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.711498][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 1 printk messages dropped ** [ 1346.711610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.712432][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.713000][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1346.713611][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.727586][ T32] r5:8599ff8c r4:8599fc00 [ 1346.727647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.727755][ T32] r7:ddde2d80 r6:83018200 r5:8599ff8c r4:849e1900 ** 2 printk messages dropped ** [ 1346.727951][ T32] r4:849e1900 ** 5 printk messages dropped ** [ 1346.728385][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.729703][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.730344][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1346.731051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1346.731730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.732374][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1346.732782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1346.733463][ T32] r4:859cec00 ** 4 printk messages dropped ** [ 1346.744264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c9e08 ** 8 printk messages dropped ** [ 1346.744937][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.745230][ T32] r5:8599f78c r4:8599f400 ** 3 printk messages dropped ** [ 1346.745552][ T32] r10:61c88647 r9:859cec00 r8:849e1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.746117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.747216][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.747560][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1346.748049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1346.748581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1346.748723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.748804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.748882][ T32] r5:85d62f8c r4:85d62c00 [ 1346.748955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.749062][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.749110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.749199][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.749245][ T32] r4:8509f580 [ 1346.749291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.749388][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.749435][ T32] r4:00000001 [ 1346.749474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.749546][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.749600][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.749653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.749712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.749768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.749814][ T32] r4:8509db40 [ 1346.749850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.749910][ T32] INFO: task kworker/1:511:6093 blocked for more than 473 seconds. [ 1346.749968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.750019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.750055][ T32] task:kworker/1:511 state:D stack:0 pid:6093 tgid:6093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.750176][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.750323][ T32] Call trace: [ 1346.750391][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.750505][ T32] r10:8291a684 r9:eca8dd84 r8:00000002 r7:60000013 r6:eca8dd8c r5:859cc800 [ 1346.750561][ T32] r4:859cc800 [ 1346.750603][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.750716][ T32] r5:859cc800 r4:8291a680 [ 1346.750772][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.750847][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.750923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 [ 1346.750974][ T32] r4:00000000 [ 1346.751012][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.751081][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.751151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.751229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6dc0 [ 1346.751274][ T32] r4:00000000 [ 1346.751323][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.751431][ T32] r9:83018205 r8:859cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1346.751479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.751588][ T32] r5:00001000 r4:ec8e9000 [ 1346.751635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.751711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.751793][ T32] r5:8599fb8c r4:8599f800 [ 1346.751832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.751916][ T32] r7:ddde2d80 r6:83018200 r5:8599fb8c r4:849e1b00 [ 1346.751963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.752049][ T32] r10:61c88647 r9:859cc800 r8:849e1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.752106][ T32] r4:849e1b00 [ 1346.752182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.752275][ T32] r10:00000000 r9:849e1b00 r8:80287e08 r7:eca85e60 r6:849e1b80 r5:859cc800 [ 1346.752360][ T32] r4:00000001 [ 1346.752399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.752485][ T32] Exception stack(0xeca8dfb0 to 0xeca8dff8) [ 1346.752553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.752609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.752666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.752742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.752804][ T32] r4:849fb300 [ 1346.753220][ T32] INFO: task kworker/1:511:6093 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.753288][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.753402][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.753560][ T32] Call trace: [ 1346.753624][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.753720][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.769714][ T32] r4:00000000 [ 1346.769864][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.769983][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.770076][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.770135][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.770189][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.770237][ T32] r5:80070013 r4:80239bb0 [ 1346.770283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.770373][ T32] r4:82ac21e4 [ 1346.770412][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.770509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.770564][ T32] r4:e0581dc0 [ 1346.770628][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.770716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.770766][ T32] r4:00000000 [ 1346.770834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.770952][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.771005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.771094][ T32] r5:00001000 r4:eecd1000 [ 1346.771134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.771214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.771303][ T32] r5:85d62f8c r4:85d62c00 [ 1346.771345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.771511][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.771564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.771654][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.771701][ T32] r4:8509f580 [ 1346.771774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.771865][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.771904][ T32] r4:00000001 [ 1346.771952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.772020][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.772099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.772159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.772213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.772267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.772346][ T32] r4:8509db40 [ 1346.772396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.772466][ T32] INFO: task kworker/1:512:6095 blocked for more than 473 seconds. [ 1346.772535][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.772592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.772633][ T32] task:kworker/1:512 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.772735][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.772823][ T32] Call trace: [ 1346.772890][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.773008][ T32] r10:8291a684 r9:eca95d84 r8:00000002 r7:60000113 r6:eca95d8c r5:859cbc00 [ 1346.773102][ T32] r4:859cbc00 [ 1346.773197][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.773313][ T32] r5:859cbc00 r4:8291a680 [ 1346.773371][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.773446][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.773557][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca95e08 [ 1346.773610][ T32] r4:00000000 [ 1346.773657][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.773731][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.783462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.783571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b2680 [ 1346.783645][ T32] r4:00000000 [ 1346.783676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.783730][ T32] r9:83018205 r8:859cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1346.784442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.784544][ T32] r5:00001000 r4:ec91d000 [ 1346.784573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.784615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.784659][ T32] r5:859a038c r4:859a0000 [ 1346.784707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.784761][ T32] r7:ddde2d80 r6:83018200 r5:859a038c r4:849e1c00 [ 1346.784784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.784833][ T32] r10:61c88647 r9:859cbc00 r8:849e1c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.784855][ T32] r4:849e1c00 [ 1346.784875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.784925][ T32] r10:00000000 r9:849e1c00 r8:80287e08 r7:eca85e60 r6:849e1c80 r5:859cbc00 [ 1346.784949][ T32] r4:00000001 [ 1346.784968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.785005][ T32] Exception stack(0xeca95fb0 to 0xeca95ff8) [ 1346.785035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.785065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.785093][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.785122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.785144][ T32] r4:854c6ec0 [ 1346.785589][ T32] INFO: task kworker/1:512:6095 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.785628][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1346.786176][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1346.786593][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1346.786801][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1346.787009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.787421][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1346.788042][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1346.788215][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1346.788492][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.788767][ T32] r5:859c9800 r4:8291a680 ** 3 printk messages dropped ** [ 1346.788916][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.789153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426040 ** 7 printk messages dropped ** [ 1346.789407][ T32] r5:859a078c r4:859a0400 [ 1346.789451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.789753][ T32] r4:849e1d00 ** 6 printk messages dropped ** [ 1346.789996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.790477][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.790600][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.790623][ T32] r4:00000000 [ 1346.790668][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.790713][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.790741][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.790840][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.790898][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.790925][ T32] r5:80070013 r4:80239bb0 [ 1346.790952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.790992][ T32] r4:82ac21e4 [ 1346.791014][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.791055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.791078][ T32] r4:e0581dc0 [ 1346.791097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.791138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.791208][ T32] r4:00000000 [ 1346.791232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.791276][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.791305][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.791348][ T32] r5:00001000 r4:eecd1000 [ 1346.791368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.791407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.791555][ T32] r5:85d62f8c r4:85d62c00 [ 1346.791588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.791635][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.791655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.791701][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.791724][ T32] r4:8509f580 [ 1346.791742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.791801][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.791828][ T32] r4:00000001 [ 1346.791848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.791901][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.791978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.792057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.792087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.792117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.792162][ T32] r4:8509db40 [ 1346.792207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.792331][ T32] INFO: task kworker/1:514:6099 blocked for more than 473 seconds. [ 1346.792390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.792417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.792438][ T32] task:kworker/1:514 state:D stack:0 pid:6099 tgid:6099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.792483][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.792522][ T32] Call trace: [ 1346.792583][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.792659][ T32] r10:8291a684 r9:ebf45d84 r8:00000002 r7:60000113 r6:ebf45d8c r5:858b2400 [ 1346.792687][ T32] r4:858b2400 [ 1346.792755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.792812][ T32] r5:858b2400 r4:8291a680 [ 1346.792898][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.792942][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.792984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf45e08 [ 1346.793007][ T32] r4:00000000 [ 1346.793026][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1346.793135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426200 ** 7 printk messages dropped ** [ 1346.808605][ T32] r5:859a0b8c r4:859a0800 [ 1346.808676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.808770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.809234][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.810623][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.811274][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1346.811677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1346.812424][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1346.812791][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1346.813063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1346.813797][ T32] r5:859c0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1346.825973][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.826190][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.826648][ T32] r5:859a0f8c r4:859a0c00 [ 1346.826672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.826895][ T32] r10:00000000 r9:849e1f00 r8:80287e08 r7:ebf45e60 r6:849e1f80 r5:859c0c00 ** 7 printk messages dropped ** [ 1346.827114][ T32] r4:854261c0 ** 3 printk messages dropped ** [ 1346.827717][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.827931][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1346.828298][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1346.828759][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1346.829040][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1346.829359][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1346.829489][ T32] task:kworker/1:516 state:D stack:0 pid:6102 tgid:6102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.829534][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.829598][ T32] Call trace: [ 1346.829659][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.829738][ T32] r10:8291a684 r9:eca91d84 r8:00000002 r7:60000113 r6:eca91d8c r5:859d0000 [ 1346.829773][ T32] r4:859d0000 [ 1346.829868][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.829917][ T32] r5:859d0000 r4:8291a680 [ 1346.829938][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.829978][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.830043][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 [ 1346.830070][ T32] r4:00000000 [ 1346.830089][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.830194][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.830255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.830328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a7980 [ 1346.830356][ T32] r4:00000000 [ 1346.830378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.830424][ T32] r9:83018205 r8:859d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1346.830446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.830487][ T32] r5:00001000 r4:eb501000 [ 1346.830522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.830565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.830607][ T32] r5:8593df8c r4:8593dc00 [ 1346.830627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.830685][ T32] r7:ddde2d80 r6:83018200 r5:8593df8c r4:85418000 [ 1346.830711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.830779][ T32] r10:61c88647 r9:859d0000 r8:8541802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.830805][ T32] r4:85418000 [ 1346.830825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.830872][ T32] r10:00000000 r9:85418000 r8:80287e08 r7:eca9de60 r6:85418080 r5:859d0000 [ 1346.830894][ T32] r4:00000001 [ 1346.830913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.830947][ T32] Exception stack(0xeca91fb0 to 0xeca91ff8) [ 1346.830972][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.831001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.831027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.831054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.831098][ T32] r4:854261c0 [ 1346.831363][ T32] INFO: task kworker/1:516:6102 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.831423][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.831511][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.831556][ T32] Call trace: [ 1346.831587][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.831667][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.831695][ T32] r4:00000000 [ 1346.831715][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.831763][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.831795][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.831825][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.831856][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.831882][ T32] r5:80070013 r4:80239bb0 [ 1346.831915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.831957][ T32] r4:82ac21e4 [ 1346.831978][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.832020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.832045][ T32] r4:e0581dc0 [ 1346.832093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.832139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.832162][ T32] r4:00000000 [ 1346.832181][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.832224][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.832270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.832517][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1346.832732][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1346.832914][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1346.833117][ T32] INFO: task kworker/1:517:6105 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.833471][ T32] r4:859d0c00 ** 4 printk messages dropped ** [ 1346.833709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa1e08 ** 5 printk messages dropped ** [ 1346.849164][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.849390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.849434][ T32] r5:859a138c r4:859a1000 ** 2 printk messages dropped ** [ 1346.849524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.849828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.850583][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.850901][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1346.851097][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1346.851331][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1346.851560][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.851896][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.852251][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.852555][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.852594][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.852660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa5e08 [ 1346.852686][ T32] r4:00000000 [ 1346.852707][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.852741][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.852776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.852820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426700 [ 1346.852844][ T32] r4:00000000 [ 1346.852863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.852907][ T32] r9:83018205 r8:859d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1346.852928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.852969][ T32] r5:00001000 r4:eb8d9000 [ 1346.853006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.853054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.853114][ T32] r5:859a178c r4:859a1400 [ 1346.853137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.853184][ T32] r7:ddde2d80 r6:83018200 r5:859a178c r4:85418200 [ 1346.853206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.853257][ T32] r10:61c88647 r9:859d1800 r8:8541822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.853282][ T32] r4:85418200 [ 1346.853306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.853356][ T32] r10:00000000 r9:85418200 r8:80287e08 r7:ecaa1e60 r6:85418280 r5:859d1800 [ 1346.853429][ T32] r4:00000001 [ 1346.853458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.853495][ T32] Exception stack(0xecaa5fb0 to 0xecaa5ff8) [ 1346.853522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.853555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.853613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.853674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.853709][ T32] r4:85426380 [ 1346.860338][ T32] INFO: task kworker/1:518:6106 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.860434][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.860540][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.860603][ T32] Call trace: [ 1346.860650][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.860761][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.860789][ T32] r4:00000000 [ 1346.860840][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.860936][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.860972][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.861017][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.861057][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.861111][ T32] r5:80070013 r4:80239bb0 [ 1346.861175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.861257][ T32] r4:82ac21e4 [ 1346.861282][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.861350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.861419][ T32] r4:e0581dc0 [ 1346.861442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.861546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.861574][ T32] r4:00000000 [ 1346.861595][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.861642][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.861664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.861707][ T32] r5:00001000 r4:eecd1000 [ 1346.861752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.861796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.861840][ T32] r5:85d62f8c r4:85d62c00 [ 1346.861860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.861906][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.861928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.861997][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.862023][ T32] r4:8509f580 [ 1346.862046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.862112][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.862137][ T32] r4:00000001 [ 1346.862157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.862192][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.862241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.862275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.862306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1346.862359][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1346.862502][ T32] task:kworker/1:519 state:D stack:0 pid:6109 tgid:6109 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.862945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab5e08 ** 9 printk messages dropped ** [ 1346.863412][ T32] r5:00001000 r4:eb9ad000 ** 1 printk messages dropped ** [ 1346.863471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.863782][ T32] r10:61c88647 r9:85169800 r8:8541832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.872419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.872528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.872552][ T32] r4:85426680 [ 1346.872980][ T32] INFO: task kworker/1:519:6109 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.873017][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.873086][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.873159][ T32] Call trace: [ 1346.873196][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.873251][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.873274][ T32] r4:00000000 [ 1346.873301][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.873342][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.873370][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.873423][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.873503][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.873548][ T32] r5:80070013 r4:80239bb0 [ 1346.873626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.873678][ T32] r4:82ac21e4 [ 1346.873699][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.873791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.878532][ T32] r4:e0581dc0 [ 1346.878596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.878660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.878684][ T32] r4:00000000 [ 1346.878706][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.878777][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.878830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.878884][ T32] r5:00001000 r4:eecd1000 [ 1346.878955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.879000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.879046][ T32] r5:85d62f8c r4:85d62c00 [ 1346.879093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.879154][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.879181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.879230][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.879253][ T32] r4:8509f580 [ 1346.879293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.879344][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.879369][ T32] r4:00000001 [ 1346.879412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.879453][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.879484][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.879530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.879564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.879619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.879669][ T32] r4:8509db40 [ 1346.879697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.879770][ T32] INFO: task kworker/1:520:6111 blocked for more than 473 seconds. [ 1346.879807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.879844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.879894][ T32] task:kworker/1:520 state:D stack:0 pid:6111 tgid:6111 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1346.880108][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1346.880559][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.880697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426cc0 ** 6 printk messages dropped ** [ 1346.880985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.881029][ T32] r5:859a2b8c r4:859a2800 [ 1346.881049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.881184][ T32] r10:61c88647 r9:8516bc00 r8:854183ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.881449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.882144][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.882415][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 6 printk messages dropped ** [ 1346.882663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 12 printk messages dropped ** [ 1346.883280][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1346.883562][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1346.894299][ T32] INFO: task kworker/1:521:6112 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.894748][ T32] r4:8516c800 ** 3 printk messages dropped ** [ 1346.894924][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1346.895061][ T32] r4:00000000 [ 1346.895112][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.895152][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.895191][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.895232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426900 [ 1346.895256][ T32] r4:00000000 [ 1346.895292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.895344][ T32] r9:83018205 r8:8516c800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1346.895381][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.895439][ T32] r5:00001000 r4:eb9eb000 [ 1346.895464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.895507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.895549][ T32] r5:859a1f8c r4:859a1c00 [ 1346.895571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.895619][ T32] r7:ddde2d80 r6:83018200 r5:859a1f8c r4:85418400 [ 1346.895640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.895687][ T32] r10:61c88647 r9:8516c800 r8:8541842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.895710][ T32] r4:85418400 [ 1346.895730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.895802][ T32] r10:00000000 r9:85418400 r8:80287e08 r7:ecabde60 r6:854be400 r5:8516c800 [ 1346.895830][ T32] r4:00000001 [ 1346.895884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.895928][ T32] Exception stack(0xecac1fb0 to 0xecac1ff8) [ 1346.895959][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.896014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.896047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.896077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.896125][ T32] r4:85426800 [ 1346.896581][ T32] INFO: task kworker/1:521:6112 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.896622][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.896710][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.896798][ T32] Call trace: [ 1346.896834][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.896901][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.896930][ T32] r4:00000000 [ 1346.896951][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.896993][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.897022][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.897052][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.897080][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.897105][ T32] r5:80070013 r4:80239bb0 [ 1346.897127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.897168][ T32] r4:82ac21e4 [ 1346.897192][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.897246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.897284][ T32] r4:e0581dc0 [ 1346.897317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.897361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.897384][ T32] r4:00000000 [ 1346.897405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.897449][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.897471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.897558][ T32] r5:00001000 r4:eecd1000 [ 1346.897584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.897627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.897670][ T32] r5:85d62f8c r4:85d62c00 [ 1346.897691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.897737][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.897760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.897832][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.897862][ T32] r4:8509f580 [ 1346.897885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.897956][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.898010][ T32] r4:00000001 [ 1346.898032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.898073][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.898126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.898160][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.898213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.898248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.898274][ T32] r4:8509db40 [ 1346.898300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.898327][ T32] INFO: task kworker/1:522:6114 blocked for more than 473 seconds. [ 1346.898378][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.898409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.898431][ T32] task:kworker/1:522 state:D stack:0 pid:6114 tgid:6114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.898485][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.898552][ T32] Call trace: [ 1346.898600][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.898655][ T32] r10:8291a684 r9:ecac9d84 r8:00000002 r7:60000013 r6:ecac9d8c r5:8516a400 [ 1346.898704][ T32] r4:8516a400 [ 1346.898730][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.898779][ T32] r5:8516a400 r4:8291a680 [ 1346.898812][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.898856][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.898901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 [ 1346.898938][ T32] r4:00000000 [ 1346.898962][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.898999][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.899061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.899118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426a40 [ 1346.899149][ T32] r4:00000000 [ 1346.899173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.899232][ T32] r9:83018205 r8:8516a400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1346.899333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.899385][ T32] r5:00001000 r4:eba2d000 [ 1346.899430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.899487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.899533][ T32] r5:859a238c r4:859a2000 [ 1346.899567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.899621][ T32] r7:ddde2d80 r6:83018200 r5:859a238c r4:85418480 [ 1346.899645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.899692][ T32] r10:61c88647 r9:8516a400 r8:854184ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.899750][ T32] r4:85418480 [ 1346.899775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.899822][ T32] r10:00000000 r9:85418480 r8:80287e08 r7:ecabde60 r6:854be480 r5:8516a400 [ 1346.899869][ T32] r4:00000001 [ 1346.899904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.899945][ T32] Exception stack(0xecac9fb0 to 0xecac9ff8) [ 1346.900000][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.900034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.900061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.900120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.900179][ T32] r4:85426940 [ 1346.900448][ T32] INFO: task kworker/1:522:6114 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.900514][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.900630][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.900681][ T32] Call trace: [ 1346.900723][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.900777][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.900803][ T32] r4:00000000 [ 1346.900823][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.900864][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.900899][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.900931][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.900959][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.900997][ T32] r5:80070013 r4:80239bb0 [ 1346.901022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.901064][ T32] r4:82ac21e4 [ 1346.901097][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.901151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.901203][ T32] r4:e0581dc0 [ 1346.901228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.901271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.901302][ T32] r4:00000000 [ 1346.901365][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.901440][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.901473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.901557][ T32] r5:00001000 r4:eecd1000 [ 1346.901583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.901648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.901695][ T32] r5:85d62f8c r4:85d62c00 [ 1346.901740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.901868][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1346.902187][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.902594][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.902925][ T32] r5:8516d400 r4:8291a680 ** 1 printk messages dropped ** [ 1346.903025][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.903090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad1e08 [ 1346.903121][ T32] r4:00000000 [ 1346.903162][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.903199][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.903234][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.903290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426b80 [ 1346.903317][ T32] r4:00000000 [ 1346.903359][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.903406][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1346.903460][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.903510][ T32] r5:00001000 r4:eba5d000 [ 1346.903557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.903670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.903718][ T32] r5:859a278c r4:859a2400 [ 1346.903740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.921713][ T32] r7:ddde2d80 r6:83018200 r5:859a278c r4:85418500 [ 1346.921848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.921945][ T32] r10:61c88647 r9:8516d400 r8:8541852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.921977][ T32] r4:85418500 [ 1346.921999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.922050][ T32] r10:00000000 r9:85418500 r8:80287e08 r7:ecabde60 r6:854be500 r5:8516d400 [ 1346.922074][ T32] r4:00000001 [ 1346.922095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.922132][ T32] Exception stack(0xecad1fb0 to 0xecad1ff8) [ 1346.922163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.922191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.922218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.922247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.922269][ T32] r4:85426a80 [ 1346.922733][ T32] INFO: task kworker/1:523:6116 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.922774][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.922863][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.922922][ T32] Call trace: [ 1346.922956][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1346.923129][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.923158][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.923187][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.923213][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.923261][ T32] r5:80070013 r4:80239bb0 [ 1346.923292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.923371][ T32] r4:82ac21e4 [ 1346.923409][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.923456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.923480][ T32] r4:e0581dc0 [ 1346.923499][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.923565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.923620][ T32] r4:00000000 [ 1346.923649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.923698][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.929039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.929249][ T32] r5:00001000 r4:eecd1000 [ 1346.929300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.929390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.929476][ T32] r5:85d62f8c r4:85d62c00 [ 1346.929548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.929650][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.929698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.929794][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.929851][ T32] r4:8509f580 [ 1346.929891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.929987][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.930030][ T32] r4:00000001 [ 1346.930074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.930148][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.930208][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.930264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.930344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.930402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.930430][ T32] r4:8509db40 [ 1346.930457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.930502][ T32] INFO: task kworker/1:524:6119 blocked for more than 473 seconds. [ 1346.930571][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.930620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.930678][ T32] task:kworker/1:524 state:D stack:0 pid:6119 tgid:6119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.930810][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.930856][ T32] Call trace: [ 1346.930902][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.930968][ T32] r10:8291a684 r9:ecad9d84 r8:00000002 r7:60000013 r6:ecad9d8c r5:8516b000 [ 1346.930996][ T32] r4:8516b000 [ 1346.931019][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.931073][ T32] r5:8516b000 r4:8291a680 [ 1346.931096][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.931137][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.931179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad9e08 [ 1346.931201][ T32] r4:00000000 [ 1346.931220][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.931279][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.931326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.931368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540d040 [ 1346.931398][ T32] r4:00000000 [ 1346.931419][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.931512][ T32] r9:83018205 r8:8516b000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1346.931553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.931616][ T32] r5:00001000 r4:ebd03000 [ 1346.931639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.931680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.931722][ T32] r5:859a338c r4:859a3000 [ 1346.931742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.931787][ T32] r7:ddde2d80 r6:83018200 r5:859a338c r4:85418580 ** 1 printk messages dropped ** [ 1346.931853][ T32] r10:61c88647 r9:8516b000 r8:854185ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.932181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.932877][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.933257][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1346.933455][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1346.933757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1346.946392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.946656][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1346.946856][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1346.947025][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.947194][ T32] INFO: task kworker/1:525:6120 blocked for more than 473 seconds. ** 2 printk messages dropped ** [ 1346.947306][ T32] task:kworker/1:525 state:D stack:0 pid:6120 tgid:6120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.947375][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.947489][ T32] Call trace: [ 1346.947552][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.947614][ T32] r10:8291a684 r9:ecaddd84 r8:00000002 r7:60000013 r6:ecaddd8c r5:8516ec00 [ 1346.947637][ T32] r4:8516ec00 [ 1346.947657][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.947701][ T32] r5:8516ec00 r4:8291a680 [ 1346.947727][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.947769][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.947811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecadde08 [ 1346.947864][ T32] r4:00000000 [ 1346.947889][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.947925][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.947966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.948008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426f40 [ 1346.948053][ T32] r4:00000000 [ 1346.948146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.948194][ T32] r9:83018205 r8:8516ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1346.948216][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.948284][ T32] r5:00001000 r4:ebb0d000 [ 1346.948361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.948418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.948467][ T32] r5:859a2f8c r4:859a2c00 [ 1346.948488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.948611][ T32] r7:ddde2d80 r6:83018200 r5:859a2f8c r4:85418600 [ 1346.948638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.948731][ T32] r10:61c88647 r9:8516ec00 r8:8541862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.948805][ T32] r4:85418600 [ 1346.948828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.948876][ T32] r10:00000000 r9:85418600 r8:80287e08 r7:ecad9e60 r6:854be600 r5:8516ec00 [ 1346.948910][ T32] r4:00000001 [ 1346.948942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.948987][ T32] Exception stack(0xecaddfb0 to 0xecaddff8) [ 1346.949014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.949070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.949101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.949155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.949181][ T32] r4:85426d00 [ 1346.949638][ T32] INFO: task kworker/1:525:6120 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.949677][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.949788][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.949858][ T32] Call trace: [ 1346.949918][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.949983][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.950035][ T32] r4:00000000 [ 1346.950059][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.950128][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.950184][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.950216][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.950242][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.950289][ T32] r5:80070013 r4:80239bb0 [ 1346.950315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.950363][ T32] r4:82ac21e4 [ 1346.950384][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.950425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.950448][ T32] r4:e0581dc0 [ 1346.950490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.950536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.950560][ T32] r4:00000000 [ 1346.950603][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.950704][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.950730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.950773][ T32] r5:00001000 r4:eecd1000 [ 1346.950792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.950832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.950937][ T32] r5:85d62f8c r4:85d62c00 [ 1346.950985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.951055][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.951079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.951128][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.951151][ T32] r4:8509f580 [ 1346.951171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.951216][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.951239][ T32] r4:00000001 [ 1346.951259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.951323][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.951354][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.951408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.951439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.951468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.951491][ T32] r4:8509db40 [ 1346.951510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.951560][ T32] INFO: task kworker/1:526:6124 blocked for more than 473 seconds. [ 1346.951607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.951637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.951660][ T32] task:kworker/1:526 state:D stack:0 pid:6124 tgid:6124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.951728][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.951817][ T32] Call trace: [ 1346.951923][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.951974][ T32] r10:8291a684 r9:ecacdd84 r8:00000002 r7:60000013 r6:ecacdd8c r5:8516e000 [ 1346.951997][ T32] r4:8516e000 [ 1346.952016][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.952063][ T32] r5:8516e000 r4:8291a680 [ 1346.952090][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.952197][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.952254][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 [ 1346.952329][ T32] r4:00000000 [ 1346.952370][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.952417][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.952498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.952573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540d240 [ 1346.952608][ T32] r4:00000000 [ 1346.952630][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.952699][ T32] r9:83018205 r8:8516e000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.952726][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.952769][ T32] r5:00001000 r4:ebd57000 [ 1346.952802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.952851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.952918][ T32] r5:859a378c r4:859a3400 [ 1346.952943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.952993][ T32] r7:ddde2d80 r6:83018200 r5:859a378c r4:85418680 [ 1346.953015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.953061][ T32] r10:61c88647 r9:8516e000 r8:854186ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.953085][ T32] r4:85418680 [ 1346.953105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.953149][ T32] r10:00000000 r9:85418680 r8:80287e08 r7:ecad9e60 r6:854be680 r5:8516e000 [ 1346.953198][ T32] r4:00000001 [ 1346.953228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.953265][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) [ 1346.953292][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.953327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.953373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.953407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.953430][ T32] r4:8540d100 [ 1346.953722][ T32] INFO: task kworker/1:526:6124 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.963620][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.964268][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.964385][ T32] Call trace: [ 1346.964420][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.964482][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.964507][ T32] r4:00000000 [ 1346.964528][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.964573][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.964637][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.964673][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.964699][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.964724][ T32] r5:80070013 r4:80239bb0 [ 1346.964764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.964811][ T32] r4:82ac21e4 [ 1346.964832][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.964914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.964942][ T32] r4:e0581dc0 [ 1346.965009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.965055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.965091][ T32] r4:00000000 [ 1346.965119][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.965191][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.965217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.965311][ T32] r5:00001000 r4:eecd1000 [ 1346.965340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.965394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.965464][ T32] r5:85d62f8c r4:85d62c00 [ 1346.965491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.965542][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.965589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.965641][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1346.965715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1346.965939][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1346.966175][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1346.966294][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1346.966427][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.966805][ T32] r5:85168000 r4:8291a680 ** 1 printk messages dropped ** [ 1346.967038][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.967085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae1e08 [ 1346.967109][ T32] r4:00000000 [ 1346.967178][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.967218][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.967255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.967298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540d4c0 [ 1346.967342][ T32] r4:00000000 [ 1346.967365][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.967410][ T32] r9:83018205 r8:85168000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.967432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.967491][ T32] r5:00001000 r4:ebf47000 [ 1346.967546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.967603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.967668][ T32] r5:859a3f8c r4:859a3c00 [ 1346.967711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.967759][ T32] r7:ddde2d80 r6:83018200 r5:859a3f8c r4:85418700 [ 1346.967782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.967836][ T32] r10:61c88647 r9:85168000 r8:8541872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.967861][ T32] r4:85418700 [ 1346.967892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.967941][ T32] r10:00000000 r9:85418700 r8:80287e08 r7:ecacde60 r6:854be700 r5:85168000 [ 1346.967964][ T32] r4:00000001 [ 1346.968006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.968044][ T32] Exception stack(0xecae1fb0 to 0xecae1ff8) [ 1346.968071][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.968100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.968128][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.968160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.968182][ T32] r4:8540d380 [ 1346.968647][ T32] INFO: task kworker/1:527:6126 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.968880][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.968942][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.969046][ T32] Call trace: [ 1346.969081][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.969139][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.969165][ T32] r4:00000000 [ 1346.969185][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.969296][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.969334][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.969366][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.969391][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.969438][ T32] r5:80070013 r4:80239bb0 [ 1346.969462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.969600][ T32] r4:82ac21e4 [ 1346.969667][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.969719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.969747][ T32] r4:e0581dc0 [ 1346.969769][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.969813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1346.969860][ T32] r4:00000000 [ 1346.969885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.969932][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1346.969954][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.970208][ T32] r5:00001000 r4:eecd1000 [ 1346.970233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.970275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.970331][ T32] r5:85d62f8c r4:85d62c00 [ 1346.970354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.970400][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1346.970444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.970495][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.970526][ T32] r4:8509f580 [ 1346.970550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.970606][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1346.970631][ T32] r4:00000001 [ 1346.970669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.970708][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.970735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.970763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.970789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.970818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.970900][ T32] r4:8509db40 [ 1346.970940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.970970][ T32] INFO: task kworker/0:963:6128 blocked for more than 473 seconds. [ 1346.971000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.971061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.971086][ T32] task:kworker/0:963 state:D stack:0 pid:6128 tgid:6128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.971132][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.971175][ T32] Call trace: [ 1346.971242][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.971302][ T32] r10:8291a684 r9:ecaa9d84 r8:00000002 r7:60000113 r6:ecaa9d8c r5:85168c00 [ 1346.971333][ T32] r4:85168c00 [ 1346.971354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.971424][ T32] r5:85168c00 r4:8291a680 [ 1346.971448][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.971489][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.971530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 [ 1346.971575][ T32] r4:00000000 [ 1346.971622][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.971660][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.971718][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.971766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403cc0 [ 1346.971788][ T32] r4:00000000 [ 1346.971824][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.971870][ T32] r9:83018005 r8:85168c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1346.971921][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.971993][ T32] r5:00001000 r4:ecba1000 [ 1346.972042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.972087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.972130][ T32] r5:8593e78c r4:8593e400 [ 1346.972195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.972252][ T32] r7:dddced80 r6:83018000 r5:8593e78c r4:854be780 [ 1346.972276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.972355][ T32] r10:61c88647 r9:85168c00 r8:854be7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.972383][ T32] r4:854be780 [ 1346.972406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.972452][ T32] r10:00000000 r9:854be780 r8:80287e08 r7:ec7e9e60 r6:854be800 r5:85168c00 [ 1346.972475][ T32] r4:00000001 [ 1346.972494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.972530][ T32] Exception stack(0xecaa9fb0 to 0xecaa9ff8) [ 1346.972556][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.972601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.972634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.972682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.972709][ T32] r4:849fa740 [ 1346.972994][ T32] INFO: task kworker/0:963:6128 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1346.973105][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.973218][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.973269][ T32] Call trace: [ 1346.973370][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.973528][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1346.973609][ T32] r4:00000000 [ 1346.973661][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.973733][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.973765][ T32] 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1346.994205][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.995319][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.996530][ T32] r5:80070013 r4:80239bb0 [ 1346.997360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.998801][ T32] r4:82ac21e4 [ 1346.999626][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.000948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.002271][ T32] r4:e0581dc0 [ 1347.003331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.022815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.022864][ T32] r4:00000000 [ 1347.022889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.022955][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.023025][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.023081][ T32] r5:00001000 r4:eecd1000 [ 1347.023126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.023219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.023286][ T32] r5:85d62f8c r4:85d62c00 [ 1347.023313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.023370][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.023415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.023467][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.023491][ T32] r4:8509f580 [ 1347.023512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.023596][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.023651][ T32] r4:00000001 [ 1347.023683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.023724][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.023789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.028531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.028606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.028656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.028707][ T32] r4:8509db40 [ 1347.028760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.028808][ T32] INFO: task kworker/1:528:6130 blocked for more than 473 seconds. [ 1347.028846][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.028873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.028895][ T32] task:kworker/1:528 state:D stack:0 pid:6130 tgid:6130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.028954][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.029039][ T32] Call trace: [ 1347.029073][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.029142][ T32] r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000113 r6:ecae5d8c r5:85972400 [ 1347.029174][ T32] r4:85972400 [ 1347.029197][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.029242][ T32] r5:85972400 r4:8291a680 [ 1347.029264][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.029322][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.029403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 [ 1347.029430][ T32] r4:00000000 [ 1347.029473][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.029512][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.029550][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.029596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540d880 [ 1347.029620][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.029708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.029822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.029871][ T32] r5:859a4b8c r4:859a4800 [ 1347.029895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.030069][ T32] r4:85418780 ** 2 printk messages dropped ** [ 1347.030220][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.030357][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.031046][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.031213][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.031267][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.031303][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.031334][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.031362][ T32] r5:80070013 r4:80239bb0 [ 1347.031382][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.031423][ T32] r4:82ac21e4 [ 1347.031443][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.031485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.031507][ T32] r4:e0581dc0 [ 1347.031527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.031567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.031628][ T32] r4:00000000 [ 1347.031653][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.031699][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.031737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.031783][ T32] r5:00001000 r4:eecd1000 [ 1347.031803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.031867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.031914][ T32] r5:85d62f8c r4:85d62c00 [ 1347.031935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.032007][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.032032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.032104][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.032137][ T32] r4:8509f580 [ 1347.032157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.032256][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.032343][ T32] r4:00000001 [ 1347.032377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.032417][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.032474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.032506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.032534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.032571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.032596][ T32] r4:8509db40 [ 1347.032665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.032695][ T32] INFO: task kworker/1:529:6133 blocked for more than 473 seconds. [ 1347.032741][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.032768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.032792][ T32] task:kworker/1:529 state:D stack:0 pid:6133 tgid:6133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.032866][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.032951][ T32] Call trace: [ 1347.033014][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.033068][ T32] r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000113 r6:ecaf1d8c r5:859d9800 [ 1347.033091][ T32] r4:859d9800 [ 1347.033111][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.033157][ T32] r5:859d9800 r4:8291a680 [ 1347.033178][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.033217][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.033258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 [ 1347.033280][ T32] r4:00000000 [ 1347.033302][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.033345][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.033656][ T32] r5:00001000 r4:ebf5b000 ** 1 printk messages dropped ** [ 1347.033799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.044349][ T32] r5:859a438c r4:859a4000 ** 1 printk messages dropped ** [ 1347.044484][ T32] r7:ddde2d80 r6:83018200 r5:859a438c r4:85418800 ** 4 printk messages dropped ** [ 1347.044650][ T32] r10:00000000 r9:85418800 r8:80287e08 r7:ecae5e60 r6:854be900 r5:859d9800 ** 6 printk messages dropped ** [ 1347.044842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1347.045376][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.045846][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 1 printk messages dropped ** [ 1347.045908][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 5 printk messages dropped ** [ 1347.046143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1347.046329][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.046456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.046749][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1347.046964][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1347.047099][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.047187][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.047354][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1347.047456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1347.047552][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.047790][ T32] r4:859da400 ** 3 printk messages dropped ** [ 1347.047914][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.048030][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1347.048209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.048420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.048467][ T32] r5:859a478c r4:859a4400 ** 1 printk messages dropped ** [ 1347.048536][ T32] r7:ddde2d80 r6:83018200 r5:859a478c r4:85418880 ** 4 printk messages dropped ** [ 1347.048754][ T32] r10:00000000 r9:85418880 r8:80287e08 r7:ecae5e60 r6:854be980 r5:859da400 ** 7 printk messages dropped ** [ 1347.049052][ T32] r4:8540d680 [ 1347.049296][ T32] INFO: task kworker/1:530:6134 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.049339][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.049434][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.049479][ T32] Call trace: [ 1347.049510][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.049562][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.049585][ T32] r4:00000000 [ 1347.049604][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.049668][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.049732][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.049767][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.049792][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.049818][ T32] r5:80070013 r4:80239bb0 [ 1347.049839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.049879][ T32] r4:82ac21e4 [ 1347.049924][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.049974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.050000][ T32] r4:e0581dc0 [ 1347.050019][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.050060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.050083][ T32] r4:00000000 [ 1347.050103][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.050146][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.050167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.050231][ T32] r5:00001000 r4:eecd1000 [ 1347.050255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.050295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.050343][ T32] r5:85d62f8c r4:85d62c00 [ 1347.050364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.050409][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.050470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.050520][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.050583][ T32] r4:8509f580 [ 1347.050606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.050669][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.050695][ T32] r4:00000001 [ 1347.050714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.050773][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.050808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.050839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.050866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.050895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.050917][ T32] r4:8509db40 [ 1347.050936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.050963][ T32] INFO: task kworker/1:531:6136 blocked for more than 473 seconds. [ 1347.050992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.051015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.051083][ T32] task:kworker/1:531 state:D stack:0 pid:6136 tgid:6136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.051182][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.051230][ T32] Call trace: [ 1347.051262][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.051313][ T32] r10:8291a684 r9:ecafdd84 r8:00000002 r7:60000113 r6:ecafdd8c r5:859db000 [ 1347.051361][ T32] r4:859db000 [ 1347.051410][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.051459][ T32] r5:859db000 r4:8291a680 [ 1347.051480][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.051519][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.051585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecafde08 [ 1347.051614][ T32] r4:00000000 [ 1347.051635][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.051669][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.051703][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.051768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540dc40 [ 1347.051797][ T32] r4:00000000 [ 1347.051817][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.051861][ T32] r9:83018205 r8:859db000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1347.051895][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.051940][ T32] r5:00001000 r4:ec907000 [ 1347.051983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.052026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.052069][ T32] r5:859a578c r4:859a5400 [ 1347.052091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.052138][ T32] r7:ddde2d80 r6:83018200 r5:859a578c r4:85418900 [ 1347.052185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.052237][ T32] r10:61c88647 r9:859db000 r8:8541892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.052261][ T32] r4:85418900 [ 1347.052280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.052351][ T32] r10:00000000 r9:85418900 r8:80287e08 r7:ecae5e60 r6:854bea00 r5:859db000 [ 1347.052375][ T32] r4:00000001 [ 1347.052423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.052464][ T32] Exception stack(0xecafdfb0 to 0xecafdff8) [ 1347.052504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.052537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.052563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.052592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.052640][ T32] r4:8540d680 [ 1347.052896][ T32] INFO: task kworker/1:531:6136 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.052941][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.053047][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.053113][ T32] Call trace: [ 1347.053149][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.053201][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.053230][ T32] r4:00000000 [ 1347.053275][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.053350][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.053382][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.053412][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.053438][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.053464][ T32] r5:80070013 r4:80239bb0 [ 1347.053485][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.053525][ T32] r4:82ac21e4 [ 1347.053570][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.053654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.053693][ T32] r4:e0581dc0 [ 1347.070565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.070689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.070717][ T32] r4:00000000 [ 1347.070740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.070790][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.070814][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.070883][ T32] r5:00001000 r4:eecd1000 [ 1347.070909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.070952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.071001][ T32] r5:85d62f8c r4:85d62c00 [ 1347.071025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.071253][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1347.071574][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.071961][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.072239][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1347.072654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540d940 ** 6 printk messages dropped ** [ 1347.072870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.072912][ T32] r5:859a4f8c r4:859a4c00 ** 3 printk messages dropped ** [ 1347.073086][ T32] r10:61c88647 r9:859dbc00 r8:854189ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1347.073199][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.073382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.073405][ T32] r4:8540d7c0 [ 1347.080404][ T32] INFO: task kworker/1:532:6137 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.080484][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.080633][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.080720][ T32] Call trace: [ 1347.080785][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.080845][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.080886][ T32] r4:00000000 [ 1347.080936][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.080993][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.081065][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.081100][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.081125][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.081151][ T32] r5:80070013 r4:80239bb0 [ 1347.081197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.081248][ T32] r4:82ac21e4 [ 1347.081272][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.081345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.081368][ T32] r4:e0581dc0 [ 1347.081389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.081431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.081454][ T32] r4:00000000 [ 1347.081474][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.081519][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.081546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.081601][ T32] r5:00001000 r4:eecd1000 [ 1347.081624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.081666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.081708][ T32] r5:85d62f8c r4:85d62c00 [ 1347.081730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.081778][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.081800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.081847][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.081869][ T32] r4:8509f580 [ 1347.081888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.081932][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.081955][ T32] r4:00000001 [ 1347.081974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.082033][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.082064][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.082093][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.082145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.082203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.082229][ T32] r4:8509db40 [ 1347.082276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.082311][ T32] INFO: task kworker/1:533:6139 blocked for more than 473 seconds. [ 1347.082393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.082445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.082470][ T32] task:kworker/1:533 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.082550][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.082597][ T32] Call trace: [ 1347.082641][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.082695][ T32] r10:8291a684 r9:ecb09d84 r8:00000002 r7:60000113 r6:ecb09d8c r5:859d8000 [ 1347.082743][ T32] r4:859d8000 [ 1347.082767][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.082813][ T32] r5:859d8000 r4:8291a680 [ 1347.082856][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.082900][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.082965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb09e08 [ 1347.083007][ T32] r4:00000000 [ 1347.083031][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.083076][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.083114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.083155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540db40 [ 1347.083189][ T32] r4:00000000 [ 1347.083236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.083347][ T32] r9:83018205 r8:859d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 3 printk messages dropped ** [ 1347.083480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.083554][ T32] r5:859a538c r4:859a5000 [ 1347.083607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.083666][ T32] r7:ddde2d80 r6:83018200 r5:859a538c r4:85418a00 ** 1 printk messages dropped ** [ 1347.083795][ T32] r10:61c88647 r9:859d8000 r8:85418a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.090469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.091026][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.091095][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.091146][ T32] Call trace: [ 1347.091226][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.091287][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.091314][ T32] r4:00000000 [ 1347.091341][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.091382][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.091410][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.091440][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.091490][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.091519][ T32] r5:80070013 r4:80239bb0 [ 1347.091542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.091589][ T32] r4:82ac21e4 [ 1347.091611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.091664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.091693][ T32] r4:e0581dc0 [ 1347.091737][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.091788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.091855][ T32] r4:00000000 [ 1347.091902][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.091961][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.091985][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.092028][ T32] r5:00001000 r4:eecd1000 [ 1347.092072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.092117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.092185][ T32] r5:85d62f8c r4:85d62c00 [ 1347.092250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.092316][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.092372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.092429][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.092504][ T32] r4:8509f580 [ 1347.092562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.092655][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.092699][ T32] r4:00000001 [ 1347.092727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.092796][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.092825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.092889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.092920][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.092976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.093013][ T32] r4:8509db40 [ 1347.093054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.093123][ T32] INFO: task kworker/1:534:6142 blocked for more than 473 seconds. [ 1347.093215][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.093280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.093313][ T32] task:kworker/1:534 state:D stack:0 pid:6142 tgid:6142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.093379][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.093425][ T32] Call trace: [ 1347.093473][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.093529][ T32] r10:8291a684 r9:ecb15d84 r8:00000002 r7:60000013 r6:ecb15d8c r5:859d8c00 [ 1347.093622][ T32] r4:859d8c00 [ 1347.093659][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.093714][ T32] r5:859d8c00 r4:8291a680 [ 1347.093737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.101855][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.101929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb15e08 ** 3 printk messages dropped ** [ 1347.102089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1347.102361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.102420][ T32] r5:859a5b8c r4:859a5800 [ 1347.102468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.102589][ T32] r10:61c88647 r9:859d8c00 r8:85418aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.102859][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.103656][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.107933][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1347.108053][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1347.108204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1347.108545][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1347.108658][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1347.108819][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1347.108885][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1347.108988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.109018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.109045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.109074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.109096][ T32] r4:8509db40 [ 1347.109133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.109166][ T32] INFO: task kworker/1:535:6144 blocked for more than 473 seconds. [ 1347.109200][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.109224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.109271][ T32] task:kworker/1:535 state:D stack:0 pid:6144 tgid:6144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.109335][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.109379][ T32] Call trace: [ 1347.109468][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.109522][ T32] r10:8291a684 r9:ecaadd84 r8:00000002 r7:60000113 r6:ecaadd8c r5:859d3000 [ 1347.109545][ T32] r4:859d3000 [ 1347.109565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.109635][ T32] r5:859d3000 r4:8291a680 [ 1347.109690][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.109741][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.109785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaade08 [ 1347.109807][ T32] r4:00000000 [ 1347.109826][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.109860][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.109908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.109954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540de00 [ 1347.109997][ T32] r4:00000000 [ 1347.110020][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.110063][ T32] r9:83018205 r8:859d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1347.110097][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.110168][ T32] r5:00001000 r4:ec935000 [ 1347.110193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.110254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.110301][ T32] r5:859a5f8c r4:859a5c00 [ 1347.110328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.110374][ T32] r7:ddde2d80 r6:83018200 r5:859a5f8c r4:85418b00 [ 1347.110414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.110464][ T32] r10:61c88647 r9:859d3000 r8:85418b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.110532][ T32] r4:85418b00 [ 1347.110555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.110600][ T32] r10:00000000 r9:85418b00 r8:80287e08 r7:ecb15e60 r6:85418b80 r5:859d3000 [ 1347.110623][ T32] r4:00000001 [ 1347.110642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.110688][ T32] Exception stack(0xecaadfb0 to 0xecaadff8) [ 1347.110724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.110753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.110780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.110808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.110843][ T32] r4:8540dcc0 [ 1347.111246][ T32] INFO: task kworker/1:535:6144 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.111280][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.111343][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.111387][ T32] Call trace: [ 1347.111417][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1347.111490][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.111679][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1347.111951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1347.112413][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1347.112631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.112932][ T32] INFO: task kworker/1:536:6146 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.113266][ T32] r4:859d3c00 ** 3 printk messages dropped ** [ 1347.113398][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1347.113800][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1347.123389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.124011][ T32] r10:00000000 r9:85418c00 r8:80287e08 r7:ecaade60 r6:85418c80 r5:859d3c00 ** 9 printk messages dropped ** [ 1347.124852][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.125292][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.125519][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1347.125752][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1347.126075][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1347.126226][ T32] r4:00000001 [ 1347.126252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.126289][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.126320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.126360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.126390][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.126419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.126440][ T32] r4:8509db40 [ 1347.126461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.126488][ T32] INFO: task kworker/1:537:6148 blocked for more than 473 seconds. [ 1347.126529][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.126556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.126577][ T32] task:kworker/1:537 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.126621][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.126662][ T32] Call trace: [ 1347.126701][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.126764][ T32] r10:8291a684 r9:ecb19d84 r8:00000002 r7:60000013 r6:ecb19d8c r5:859d4800 [ 1347.126790][ T32] r4:859d4800 [ 1347.126834][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.126882][ T32] r5:859d4800 r4:8291a680 [ 1347.126922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.126980][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.127026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 [ 1347.127050][ T32] r4:00000000 [ 1347.127069][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.127115][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.127156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.127198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4000 [ 1347.127221][ T32] r4:00000000 [ 1347.127241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.127284][ T32] r9:83018205 r8:859d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1347.127334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.127386][ T32] r5:00001000 r4:ec983000 [ 1347.127406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.127446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.127487][ T32] r5:859a678c r4:859a6400 [ 1347.127507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.127572][ T32] r7:ddde2d80 r6:83018200 r5:859a678c r4:85418d00 [ 1347.127597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.127644][ T32] r10:61c88647 r9:859d4800 r8:85418d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.127689][ T32] r4:85418d00 [ 1347.127770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.127822][ T32] r10:00000000 r9:85418d00 r8:80287e08 r7:ecae9e60 r6:85418d80 r5:859d4800 [ 1347.127867][ T32] r4:00000001 [ 1347.127930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.127969][ T32] Exception stack(0xecb19fb0 to 0xecb19ff8) [ 1347.128018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.128055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.128081][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.128132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.128186][ T32] r4:85426e80 [ 1347.128453][ T32] INFO: task kworker/1:537:6148 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.128511][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.128600][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.128643][ T32] Call trace: [ 1347.128725][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.128792][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.128828][ T32] r4:00000000 [ 1347.128850][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.128891][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.128929][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.128960][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.128985][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.129008][ T32] r5:80070013 r4:80239bb0 [ 1347.129048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.129091][ T32] r4:82ac21e4 [ 1347.129132][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.129189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.129257][ T32] r4:e0581dc0 [ 1347.129286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.129359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.129434][ T32] r4:00000000 [ 1347.129461][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.129532][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.129583][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.129635][ T32] r5:00001000 r4:eecd1000 [ 1347.129655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.129727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.129773][ T32] r5:85d62f8c r4:85d62c00 [ 1347.129806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.129856][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.129879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.129954][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.129985][ T32] r4:8509f580 [ 1347.130005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.130071][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.130097][ T32] r4:00000001 [ 1347.130116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.130151][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.130177][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.130206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.130293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.130416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.130447][ T32] r4:8509db40 [ 1347.130489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.130523][ T32] INFO: task kworker/1:538:6150 blocked for more than 473 seconds. [ 1347.130551][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.130574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.130594][ T32] task:kworker/1:538 state:D stack:0 pid:6150 tgid:6150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.130658][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.130707][ T32] Call trace: [ 1347.130800][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.130858][ T32] r10:8291a684 r9:ecb29d84 r8:00000002 r7:60000013 r6:ecb29d8c r5:859de000 [ 1347.130882][ T32] r4:859de000 [ 1347.130913][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.130962][ T32] r5:859de000 r4:8291a680 [ 1347.130982][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.131020][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.131084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb29e08 [ 1347.131110][ T32] r4:00000000 [ 1347.131130][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.131164][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.131197][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.131236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4180 [ 1347.131277][ T32] r4:00000000 [ 1347.131301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.131351][ T32] r9:83018205 r8:859de000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1347.131374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.131415][ T32] r5:00001000 r4:ec9a5000 [ 1347.131435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.131475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.131516][ T32] r5:859a6b8c r4:859a6800 [ 1347.131536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.131580][ T32] r7:ddde2d80 r6:83018200 r5:859a6b8c r4:85418e00 [ 1347.131600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.131646][ T32] r10:61c88647 r9:859de000 r8:85418e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.131668][ T32] r4:85418e00 [ 1347.131709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.131777][ T32] r10:00000000 r9:85418e00 r8:80287e08 r7:ecb19e60 r6:854bec00 r5:859de000 [ 1347.131822][ T32] r4:00000001 [ 1347.131844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.131900][ T32] Exception stack(0xecb29fb0 to 0xecb29ff8) [ 1347.131956][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.131993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.132021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.132070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.132095][ T32] r4:853f4040 [ 1347.132352][ T32] INFO: task kworker/1:538:6150 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.132398][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.132454][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.132502][ T32] Call trace: [ 1347.132532][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.132586][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.132609][ T32] r4:00000000 [ 1347.132629][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.132669][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.132724][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.132780][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.132808][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.132834][ T32] r5:80070013 r4:80239bb0 [ 1347.132854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.132893][ T32] r4:82ac21e4 [ 1347.132913][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.132954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.133004][ T32] r4:e0581dc0 [ 1347.133027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.133076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.133099][ T32] r4:00000000 [ 1347.133118][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.133161][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.133182][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.133222][ T32] r5:00001000 r4:eecd1000 [ 1347.133242][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.133280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.133339][ T32] r5:85d62f8c r4:85d62c00 [ 1347.133363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.133408][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.133429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.133474][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.133496][ T32] r4:8509f580 [ 1347.133514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.133606][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.133638][ T32] r4:00000001 [ 1347.133659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.133698][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.133790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.146957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.147005][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.147039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.147063][ T32] r4:8509db40 [ 1347.147087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1347.147350][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.147683][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1347.147994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4540 ** 6 printk messages dropped ** [ 1347.148256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.148488][ T32] r7:ddde2d80 r6:83018200 r5:859a778c r4:85418e80 ** 4 printk messages dropped ** [ 1347.148686][ T32] r10:00000000 r9:85418e80 r8:80287e08 r7:ecb29e60 r6:854bec80 r5:859dd400 ** 9 printk messages dropped ** [ 1347.149377][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.149729][ T32] r4:00000000 [ 1347.149780][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.149831][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.149860][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.149889][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.149914][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.149958][ T32] r5:80070013 r4:80239bb0 [ 1347.149983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.150023][ T32] r4:82ac21e4 [ 1347.150043][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.150085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.150108][ T32] r4:e0581dc0 [ 1347.150127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.150186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.150212][ T32] r4:00000000 [ 1347.150249][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.150305][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.150335][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.150377][ T32] r5:00001000 r4:eecd1000 [ 1347.150397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.150453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.150499][ T32] r5:85d62f8c r4:85d62c00 [ 1347.150531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.150611][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.150636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.150683][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.150729][ T32] r4:8509f580 [ 1347.150776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.150825][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.150861][ T32] r4:00000001 [ 1347.150945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.150992][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.151043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.151075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.151103][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.151132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.151155][ T32] r4:8509db40 [ 1347.151175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.151211][ T32] INFO: task kworker/1:540:6153 blocked for more than 473 seconds. [ 1347.151247][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.151292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.151320][ T32] task:kworker/1:540 state:D stack:0 pid:6153 tgid:6153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.151367][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.151407][ T32] Call trace: [ 1347.151462][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.151513][ T32] r10:8291a684 r9:ecb21d84 r8:00000002 r7:60000113 r6:ecb21d8c r5:859d5400 [ 1347.151536][ T32] r4:859d5400 [ 1347.151555][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.151603][ T32] r5:859d5400 r4:8291a680 [ 1347.151623][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.151662][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.151730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb21e08 [ 1347.151756][ T32] r4:00000000 [ 1347.151776][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.151810][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.151843][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.151883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4300 [ 1347.151906][ T32] r4:00000000 [ 1347.151926][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.151996][ T32] r9:83018205 r8:859d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 1 printk messages dropped ** [ 1347.152066][ T32] r5:00001000 r4:ecb33000 ** 1 printk messages dropped ** [ 1347.152145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.152198][ T32] r5:859a6f8c r4:859a6c00 ** 3 printk messages dropped ** [ 1347.152407][ T32] r10:61c88647 r9:859d5400 r8:85418f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.152668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.153088][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.153394][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 10 printk messages dropped ** [ 1347.166160][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.166372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1347.166642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.166718][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.166748][ T32] r4:00000001 [ 1347.166790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.166832][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.166941][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.166992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.167023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.167053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.167076][ T32] r4:8509db40 [ 1347.167099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.167164][ T32] INFO: task kworker/1:541:6156 blocked for more than 473 seconds. [ 1347.167241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.167296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.167335][ T32] task:kworker/1:541 state:D stack:0 pid:6156 tgid:6156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.167396][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.167462][ T32] Call trace: [ 1347.167533][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.167594][ T32] r10:8291a684 r9:ecb2dd84 r8:00000002 r7:60000113 r6:ecb2dd8c r5:859d6000 [ 1347.167649][ T32] r4:859d6000 [ 1347.167688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.167757][ T32] r5:859d6000 r4:8291a680 [ 1347.167802][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.167846][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.167888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb2de08 [ 1347.167910][ T32] r4:00000000 [ 1347.167951][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.167988][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.168024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.168063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f43c0 [ 1347.168096][ T32] r4:00000000 [ 1347.168129][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.168182][ T32] r9:83018205 r8:859d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1347.168207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.168258][ T32] r5:00001000 r4:ecb39000 [ 1347.168281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.168380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.168457][ T32] r5:859a738c r4:859a7000 [ 1347.168483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.168546][ T32] r7:ddde2d80 r6:83018200 r5:859a738c r4:853ef000 [ 1347.168585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.168687][ T32] r10:61c88647 r9:859d6000 r8:853ef02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.168733][ T32] r4:853ef000 [ 1347.168760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.168851][ T32] r10:00000000 r9:853ef000 r8:80287e08 r7:ecb31e60 r6:853ef080 r5:859d6000 [ 1347.168877][ T32] r4:00000001 [ 1347.168896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.168931][ T32] Exception stack(0xecb2dfb0 to 0xecb2dff8) [ 1347.168958][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.168986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.169014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.169042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.169064][ T32] r4:853f4240 [ 1347.169472][ T32] INFO: task kworker/1:541:6156 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.169512][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.169573][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.169617][ T32] Call trace: [ 1347.169698][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.169756][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.169789][ T32] r4:00000000 [ 1347.169811][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.169853][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.169881][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.169909][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.169933][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.169978][ T32] r5:80070013 r4:80239bb0 [ 1347.170021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.170064][ T32] r4:82ac21e4 [ 1347.170113][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.170171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.170194][ T32] r4:e0581dc0 [ 1347.170242][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.170288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.170334][ T32] r4:00000000 [ 1347.170363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.170408][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.170430][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.170473][ T32] r5:00001000 r4:eecd1000 [ 1347.170507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.170549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.170595][ T32] r5:85d62f8c r4:85d62c00 [ 1347.170615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.170661][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.170681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.170726][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.170820][ T32] r4:8509f580 [ 1347.170851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.170940][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.170967][ T32] r4:00000001 [ 1347.170987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.171023][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.171049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.171113][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.171144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.171180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.171203][ T32] r4:8509db40 [ 1347.171223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.171266][ T32] INFO: task kworker/1:542:6158 blocked for more than 473 seconds. [ 1347.171300][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.171335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.171376][ T32] task:kworker/1:542 state:D stack:0 pid:6158 tgid:6158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.171458][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.171504][ T32] Call trace: [ 1347.171542][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.171599][ T32] r10:8291a684 r9:ecb3dd84 r8:00000002 r7:60000113 r6:ecb3dd8c r5:859d6c00 [ 1347.171622][ T32] r4:859d6c00 [ 1347.171642][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.171687][ T32] r5:859d6c00 r4:8291a680 [ 1347.171734][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.171778][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.171819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb3de08 [ 1347.171843][ T32] r4:00000000 [ 1347.171862][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.171923][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.171961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.172002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4780 [ 1347.172065][ T32] r4:00000000 [ 1347.172092][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.172136][ T32] r9:83018205 r8:859d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1347.172158][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.172199][ T32] r5:00001000 r4:ecb4d000 [ 1347.172227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.172269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.172367][ T32] r5:859a7b8c r4:859a7800 [ 1347.172399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.172447][ T32] r7:ddde2d80 r6:83018200 r5:859a7b8c r4:853ef100 [ 1347.172468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.172514][ T32] r10:61c88647 r9:859d6c00 r8:853ef12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.172551][ T32] r4:853ef100 [ 1347.172590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.172650][ T32] r10:00000000 r9:853ef100 r8:80287e08 r7:ecb31e60 r6:853ef180 r5:859d6c00 [ 1347.172674][ T32] r4:00000001 [ 1347.172707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.172748][ T32] Exception stack(0xecb3dfb0 to 0xecb3dff8) [ 1347.172777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.172806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.172831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.172859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.172894][ T32] r4:853f4580 [ 1347.173166][ T32] INFO: task kworker/1:542:6158 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.173216][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.173274][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.173324][ T32] Call trace: [ 1347.173384][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.173480][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.173523][ T32] r4:00000000 [ 1347.173576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.173633][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.173715][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.173817][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.189154][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.189264][ T32] r5:80070013 r4:80239bb0 [ 1347.189294][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.189365][ T32] r4:82ac21e4 [ 1347.189387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.189461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.189501][ T32] r4:e0581dc0 [ 1347.189548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.189642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.189674][ T32] r4:00000000 [ 1347.189704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.189785][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.189837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.189892][ T32] r5:00001000 r4:eecd1000 [ 1347.189923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.189967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.190009][ T32] r5:85d62f8c r4:85d62c00 [ 1347.190029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.190084][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.190129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.190214][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.190267][ T32] r4:8509f580 [ 1347.190297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.190350][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.190373][ T32] r4:00000001 [ 1347.190393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.190468][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.190508][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.190537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.190575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.190629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.190664][ T32] r4:8509db40 [ 1347.190727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.190782][ T32] INFO: task kworker/1:543:6159 blocked for more than 473 seconds. [ 1347.190853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1347.191061][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.191453][ T32] r5:859d2400 r4:8291a680 ** 2 printk messages dropped ** [ 1347.191560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 ** 9 printk messages dropped ** [ 1347.192028][ T32] r5:00001000 r4:ecb5b000 ** 1 printk messages dropped ** [ 1347.192150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.192454][ T32] r10:61c88647 r9:859d2400 r8:853ef22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.192690][ T32] Exception stack(0xecb1dfb0 to 0xecb1dff8) ** 6 printk messages dropped ** [ 1347.193289][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.201268][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.201532][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.201773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.202036][ T32] r4:8509f580 [ 1347.202055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.202100][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.202123][ T32] r4:00000001 [ 1347.202142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.202198][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.202247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.202284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.202320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.202351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.202374][ T32] r4:8509db40 [ 1347.202397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.202455][ T32] INFO: task kworker/1:544:6162 blocked for more than 473 seconds. [ 1347.202491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.202517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.202539][ T32] task:kworker/1:544 state:D stack:0 pid:6162 tgid:6162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.202620][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.202681][ T32] Call trace: [ 1347.202723][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.202785][ T32] r10:8291a684 r9:ecb51d84 r8:00000002 r7:60000113 r6:ecb51d8c r5:859e8000 [ 1347.202811][ T32] r4:859e8000 [ 1347.202831][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.202876][ T32] r5:859e8000 r4:8291a680 [ 1347.202896][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.202935][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.202998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb51e08 [ 1347.203030][ T32] r4:00000000 [ 1347.203071][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.203111][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.203163][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.203208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4840 [ 1347.203250][ T32] r4:00000000 [ 1347.203328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.203395][ T32] r9:83018205 r8:859e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1347.203432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.203479][ T32] r5:00001000 r4:ecb61000 [ 1347.203500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.203552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.203629][ T32] r5:859ac38c r4:859ac000 [ 1347.203650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.203751][ T32] r7:ddde2d80 r6:83018200 r5:859ac38c r4:853ef300 [ 1347.212107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.212211][ T32] r10:61c88647 r9:859e8000 r8:853ef32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.212246][ T32] r4:853ef300 [ 1347.212267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.212360][ T32] r10:00000000 r9:853ef300 r8:80287e08 r7:ecb1de60 r6:853ef380 r5:859e8000 [ 1347.212388][ T32] r4:00000001 [ 1347.212409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.212448][ T32] Exception stack(0xecb51fb0 to 0xecb51ff8) [ 1347.212485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.212516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.212542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.212586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.212615][ T32] r4:853f4840 [ 1347.213054][ T32] INFO: task kworker/1:544:6162 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.213123][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.213195][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.213243][ T32] Call trace: [ 1347.213297][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.213358][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.213383][ T32] r4:00000000 [ 1347.213402][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.213442][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1347.213631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1347.218685][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1347.218888][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1347.219135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.219422][ T32] INFO: task kworker/1:545:6164 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.219878][ T32] r4:859e8c00 ** 3 printk messages dropped ** [ 1347.220059][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1347.220457][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.220600][ T32] r5:00001000 r4:ecb6f000 [ 1347.220630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.220672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.220713][ T32] r5:859ac78c r4:859ac400 [ 1347.220733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.220776][ T32] r7:ddde2d80 r6:83018200 r5:859ac78c r4:853ef400 [ 1347.220814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.220875][ T32] r10:61c88647 r9:859e8c00 r8:853ef42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.220933][ T32] r4:853ef400 [ 1347.220958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.221007][ T32] r10:00000000 r9:853ef400 r8:80287e08 r7:ecb51e60 r6:853ef480 r5:859e8c00 [ 1347.221030][ T32] r4:00000001 [ 1347.221051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.221087][ T32] Exception stack(0xecb65fb0 to 0xecb65ff8) [ 1347.221117][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.221177][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.221209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.221792][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1347.222368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1347.222633][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1347.222980][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1347.223188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.223497][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1347.232405][ T32] r4:859e9800 ** 4 printk messages dropped ** [ 1347.232660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb6de08 ** 9 printk messages dropped ** [ 1347.233087][ T32] r5:00001000 r4:ecb75000 ** 1 printk messages dropped ** [ 1347.233178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.233328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.233505][ T32] r10:00000000 r9:853ef500 r8:80287e08 r7:ecb65e60 r6:853ef580 r5:859e9800 ** 6 printk messages dropped ** [ 1347.238485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.239363][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.239508][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1347.239875][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.240164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.240675][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1347.240934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.240958][ T32] r4:8509db40 [ 1347.240999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.241052][ T32] INFO: task kworker/1:547:6168 blocked for more than 473 seconds. [ 1347.241097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.241145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.241176][ T32] task:kworker/1:547 state:D stack:0 pid:6168 tgid:6168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.241223][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.241265][ T32] Call trace: [ 1347.241336][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.241401][ T32] r10:8291a684 r9:ecb79d84 r8:00000002 r7:60000013 r6:ecb79d8c r5:859ea400 [ 1347.241461][ T32] r4:859ea400 [ 1347.241484][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.241531][ T32] r5:859ea400 r4:8291a680 [ 1347.241552][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.241607][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.241668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb79e08 [ 1347.241694][ T32] r4:00000000 [ 1347.241737][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.241786][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.241833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.241877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0180 [ 1347.241919][ T32] r4:00000000 [ 1347.241948][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.241993][ T32] r9:83018205 r8:859ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1347.242015][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.242056][ T32] r5:00001000 r4:ecb9b000 [ 1347.242110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.242162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.242234][ T32] r5:859ad78c r4:859ad400 [ 1347.242258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.242344][ T32] r7:ddde2d80 r6:83018200 r5:859ad78c r4:853ef600 [ 1347.242373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.242420][ T32] r10:61c88647 r9:859ea400 r8:853ef62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.242442][ T32] r4:853ef600 [ 1347.242461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.242504][ T32] r10:00000000 r9:853ef600 r8:80287e08 r7:ecb6de60 r6:853ef680 r5:859ea400 [ 1347.242526][ T32] r4:00000001 [ 1347.242555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.242599][ T32] Exception stack(0xecb79fb0 to 0xecb79ff8) [ 1347.242637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.242692][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.242728][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.242759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.242781][ T32] r4:853f4b40 [ 1347.243045][ T32] INFO: task kworker/1:547:6168 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.243079][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.243152][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.243199][ T32] Call trace: [ 1347.243258][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.243330][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.243360][ T32] r4:00000000 [ 1347.243380][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.243420][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.243448][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.243475][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.243500][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.243523][ T32] r5:80070013 r4:80239bb0 [ 1347.243560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.243656][ T32] r4:82ac21e4 [ 1347.243709][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.254107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 4 printk messages dropped ** [ 1347.254353][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1347.254863][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1347.255028][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1347.255164][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1347.255437][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.255822][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1347.256390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.256492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.256743][ T32] r4:853ef700 ** 2 printk messages dropped ** [ 1347.256857][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.257063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.257816][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.257977][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1347.258194][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1347.258279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.258302][ T32] r4:00000000 [ 1347.258327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.258371][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.258428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.258474][ T32] r5:00001000 r4:eecd1000 [ 1347.258493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.258533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.258594][ T32] r5:85d62f8c r4:85d62c00 [ 1347.258637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.258687][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.258709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.258754][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.258796][ T32] r4:8509f580 [ 1347.258818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.258865][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.258887][ T32] r4:00000001 [ 1347.258906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.258940][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.258966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.258994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.259019][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.259047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.259108][ T32] r4:8509db40 [ 1347.259139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.259173][ T32] INFO: task kworker/1:549:6172 blocked for more than 473 seconds. [ 1347.259200][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.259223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.259244][ T32] task:kworker/1:549 state:D stack:0 pid:6172 tgid:6172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.259300][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.259362][ T32] Call trace: [ 1347.259395][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.259450][ T32] r10:8291a684 r9:ecb99d84 r8:00000002 r7:60000113 r6:ecb99d8c r5:84a48000 [ 1347.259475][ T32] r4:84a48000 [ 1347.259516][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.259564][ T32] r5:84a48000 r4:8291a680 [ 1347.259584][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.259622][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.259663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 [ 1347.259685][ T32] r4:00000000 [ 1347.259729][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.259774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.259808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.259869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0000 [ 1347.259896][ T32] r4:00000000 [ 1347.259916][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.259960][ T32] r9:83018205 r8:84a48000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1347.260030][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.260081][ T32] r5:00001000 r4:ecb89000 [ 1347.260120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.260167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.260218][ T32] r5:859ad38c r4:859ad000 [ 1347.260241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.260287][ T32] r7:ddde2d80 r6:83018200 r5:859ad38c r4:853ef800 [ 1347.260347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.260450][ T32] r10:61c88647 r9:84a48000 r8:853ef82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.260477][ T32] r4:853ef800 [ 1347.260497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.260570][ T32] r10:00000000 r9:853ef800 r8:80287e08 r7:ecb79e60 r6:854bed00 r5:84a48000 [ 1347.260605][ T32] r4:00000001 [ 1347.260627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.260662][ T32] Exception stack(0xecb99fb0 to 0xecb99ff8) [ 1347.260698][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.260730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.260768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.260817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.260843][ T32] r4:853e00c0 [ 1347.261109][ T32] INFO: task kworker/1:549:6172 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.261157][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.261228][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.261289][ T32] Call trace: [ 1347.261328][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.261380][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.261403][ T32] r4:00000000 [ 1347.261422][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.261460][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.261488][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.261517][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.261541][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.261601][ T32] r5:80070013 r4:80239bb0 [ 1347.261626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.261667][ T32] r4:82ac21e4 [ 1347.261740][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.261786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.261808][ T32] r4:e0581dc0 [ 1347.261858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.261924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.261954][ T32] r4:00000000 [ 1347.261987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.262034][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.262056][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.262119][ T32] r5:00001000 r4:eecd1000 [ 1347.262142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.262193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.262237][ T32] r5:85d62f8c r4:85d62c00 [ 1347.262267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.262321][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.262344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.262401][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.262446][ T32] r4:8509f580 [ 1347.262478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.262541][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.262594][ T32] r4:00000001 [ 1347.262639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.262708][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.262746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.262779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.262806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.262849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.262874][ T32] r4:8509db40 [ 1347.262902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.262942][ T32] INFO: task kworker/1:550:6173 blocked for more than 473 seconds. [ 1347.263007][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.263037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.263059][ T32] task:kworker/1:550 state:D stack:0 pid:6173 tgid:6173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.263102][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.263232][ T32] Call trace: ** 1 printk messages dropped ** [ 1347.263352][ T32] r10:8291a684 r9:ecba5d84 r8:00000002 r7:60000013 r6:ecba5d8c r5:84a49800 ** 8 printk messages dropped ** [ 1347.280269][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.280698][ T32] r5:00001000 r4:ecbb7000 ** 1 printk messages dropped ** [ 1347.280775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.280818][ T32] r5:859adf8c r4:859adc00 [ 1347.280838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.280885][ T32] r7:ddde2d80 r6:83018200 r5:859adf8c r4:853ef880 [ 1347.280906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.280978][ T32] r10:61c88647 r9:84a49800 r8:853ef8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.281019][ T32] r4:853ef880 [ 1347.281059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.281140][ T32] r10:00000000 r9:853ef880 r8:80287e08 r7:ecb79e60 r6:854bed80 r5:84a49800 [ 1347.281168][ T32] r4:00000001 [ 1347.281212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.281258][ T32] Exception stack(0xecba5fb0 to 0xecba5ff8) [ 1347.281309][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.281347][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.281394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.281428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.281451][ T32] r4:853e0140 [ 1347.281906][ T32] INFO: task kworker/1:550:6173 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.281969][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.282109][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.282161][ T32] Call trace: [ 1347.282192][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.282244][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.282268][ T32] r4:00000000 [ 1347.282308][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.282395][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.282431][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.282479][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.282528][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.282562][ T32] r5:80070013 r4:80239bb0 [ 1347.282584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.282624][ T32] r4:82ac21e4 [ 1347.282644][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.282705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.282733][ T32] r4:e0581dc0 [ 1347.282753][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.282795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.282867][ T32] r4:00000000 [ 1347.282950][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1347.283339][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1347.283651][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1347.292549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.292585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.292631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.292670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.292695][ T32] r4:8509db40 [ 1347.292720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.292750][ T32] INFO: task kworker/1:551:6175 blocked for more than 473 seconds. [ 1347.292784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.292850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.292882][ T32] task:kworker/1:551 state:D stack:0 pid:6175 tgid:6175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.292939][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.292995][ T32] Call trace: [ 1347.293050][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.293114][ T32] r10:8291a684 r9:ecb8dd84 r8:00000002 r7:60000113 r6:ecb8dd8c r5:84a4a400 [ 1347.293143][ T32] r4:84a4a400 [ 1347.293164][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.293213][ T32] r5:84a4a400 r4:8291a680 [ 1347.293262][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.293324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.293372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 [ 1347.293397][ T32] r4:00000000 [ 1347.293450][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.293497][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.293561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.293667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0440 [ 1347.293706][ T32] r4:00000000 [ 1347.293731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.298229][ T32] r9:83018205 r8:84a4a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1347.298358][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.298426][ T32] r5:00001000 r4:ecbb1000 [ 1347.298449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.298491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.298533][ T32] r5:859adb8c r4:859ad800 [ 1347.298573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.298626][ T32] r7:ddde2d80 r6:83018200 r5:859adb8c r4:853ef900 [ 1347.298677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.298733][ T32] r10:61c88647 r9:84a4a400 r8:853ef92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.298767][ T32] r4:853ef900 [ 1347.298816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.298887][ T32] r10:00000000 r9:853ef900 r8:80287e08 r7:ecba5e60 r6:854bee00 r5:84a4a400 [ 1347.298918][ T32] r4:00000001 [ 1347.298954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.299016][ T32] Exception stack(0xecb8dfb0 to 0xecb8dff8) [ 1347.299049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.299079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.299104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.299133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.299154][ T32] r4:853e0300 [ 1347.299643][ T32] INFO: task kworker/1:551:6175 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.299719][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.299864][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.299920][ T32] Call trace: [ 1347.299966][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.300027][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.300084][ T32] r4:00000000 [ 1347.300131][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.300178][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.300231][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.300285][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.300387][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.300417][ T32] r5:80070013 r4:80239bb0 [ 1347.300440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.300523][ T32] r4:82ac21e4 [ 1347.300549][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.300598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.300621][ T32] r4:e0581dc0 [ 1347.300642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.300683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 3 printk messages dropped ** [ 1347.300817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.301233][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1347.301353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1347.301728][ T32] task:kworker/0:964 state:D stack:0 pid:6178 tgid:6178 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.302193][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1347.302525][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1347.302722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.302910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.303113][ T32] r4:00000001 [ 1347.303137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.303172][ T32] Exception stack(0xecb95fb0 to 0xecb95ff8) [ 1347.303198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.303247][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.303297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.303354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.303380][ T32] r4:853d5100 [ 1347.303673][ T32] INFO: task kworker/0:964:6178 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.303719][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.303839][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.314298][ T32] Call trace: [ 1347.314369][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.314449][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.314488][ T32] r4:00000000 [ 1347.314515][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.314561][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.314597][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.314628][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.314674][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.314703][ T32] r5:80070013 r4:80239bb0 [ 1347.314744][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.314810][ T32] r4:82ac21e4 [ 1347.314835][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.314887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.314933][ T32] r4:e0581dc0 [ 1347.314961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.315008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.315031][ T32] r4:00000000 [ 1347.315071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.315126][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.315149][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.315228][ T32] r5:00001000 r4:eecd1000 [ 1347.315258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.315300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.315350][ T32] r5:85d62f8c r4:85d62c00 [ 1347.315371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.315447][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.315488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.315587][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.315615][ T32] r4:8509f580 [ 1347.315641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.315710][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.315748][ T32] r4:00000001 [ 1347.315771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.315823][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.315855][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.315886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.315922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.315954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.315993][ T32] r4:8509db40 [ 1347.316041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.316074][ T32] INFO: task kworker/1:552:6181 blocked for more than 473 seconds. [ 1347.316107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.316132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.316173][ T32] task:kworker/1:552 state:D stack:0 pid:6181 tgid:6181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.316243][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.316287][ T32] Call trace: [ 1347.316341][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.316392][ T32] r10:8291a684 r9:ecbc1d84 r8:00000002 r7:60000113 r6:ecbc1d8c r5:84a4bc00 [ 1347.316415][ T32] r4:84a4bc00 [ 1347.316435][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.316479][ T32] r5:84a4bc00 r4:8291a680 [ 1347.316499][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.316545][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.316606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc1e08 [ 1347.316633][ T32] r4:00000000 [ 1347.316673][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.316711][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.316746][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.316811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0800 [ 1347.316842][ T32] r4:00000000 [ 1347.316864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.316923][ T32] r9:83018205 r8:84a4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1347.316953][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.317072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.317117][ T32] r5:859ae78c r4:859ae400 [ 1347.317158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.317414][ T32] r10:00000000 r9:853ef980 r8:80287e08 r7:ecba5e60 r6:854bef80 r5:84a4bc00 ** 7 printk messages dropped ** [ 1347.317640][ T32] r4:853e0500 ** 3 printk messages dropped ** [ 1347.318243][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.318453][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.318480][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.318509][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.318534][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.318588][ T32] r5:80070013 r4:80239bb0 [ 1347.318613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.318662][ T32] r4:82ac21e4 [ 1347.318705][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.318756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.318789][ T32] r4:e0581dc0 [ 1347.318831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.318876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.318899][ T32] r4:00000000 [ 1347.318938][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.318986][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.319068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.319113][ T32] r5:00001000 r4:eecd1000 [ 1347.319133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.319172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.319214][ T32] r5:85d62f8c r4:85d62c00 [ 1347.319253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.319304][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.319351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.319405][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.319428][ T32] r4:8509f580 [ 1347.319467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.319536][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.319562][ T32] r4:00000001 [ 1347.319601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.319649][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.319679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.319710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.319738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.319786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.319813][ T32] r4:8509db40 [ 1347.319846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.319900][ T32] INFO: task kworker/1:553:6183 blocked for more than 473 seconds. [ 1347.319942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.319966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.320013][ T32] task:kworker/1:553 state:D stack:0 pid:6183 tgid:6183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.320122][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.320203][ T32] Call trace: [ 1347.320259][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.320355][ T32] r10:8291a684 r9:ecbc9d84 r8:00000002 r7:60000013 r6:ecbc9d8c r5:84a4c800 [ 1347.320391][ T32] r4:84a4c800 [ 1347.320412][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.320458][ T32] r5:84a4c800 r4:8291a680 [ 1347.320479][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.320538][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.320590][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc9e08 [ 1347.320614][ T32] r4:00000000 [ 1347.320634][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.320668][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.320749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.320796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0680 [ 1347.320838][ T32] r4:00000000 [ 1347.320868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.320914][ T32] r9:83018205 r8:84a4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1347.320956][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.321002][ T32] r5:00001000 r4:ecbbd000 [ 1347.321023][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.321081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.321127][ T32] r5:859ae38c r4:859ae000 [ 1347.321147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.321193][ T32] r7:ddde2d80 r6:83018200 r5:859ae38c r4:853efa00 [ 1347.321228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.321280][ T32] r10:61c88647 r9:84a4c800 r8:853efa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.321304][ T32] r4:853efa00 [ 1347.321355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.321429][ T32] r10:00000000 r9:853efa00 r8:80287e08 r7:ecbc1e60 r6:853d1000 r5:84a4c800 [ 1347.321477][ T32] r4:00000001 [ 1347.321500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.321536][ T32] Exception stack(0xecbc9fb0 to 0xecbc9ff8) [ 1347.321563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.321619][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.321703][ T32] r4:853e07c0 ** 2 printk messages dropped ** [ 1347.322099][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.322292][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.322446][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 4 printk messages dropped ** [ 1347.322592][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1347.322704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.322756][ T32] r4:e0581dc0 [ 1347.322800][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.322854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.322881][ T32] r4:00000000 [ 1347.322902][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.322948][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.323008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.323059][ T32] r5:00001000 r4:eecd1000 [ 1347.323080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.323138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.323193][ T32] r5:85d62f8c r4:85d62c00 [ 1347.323216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.323263][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.323303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.323359][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.323399][ T32] r4:8509f580 [ 1347.323441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.323498][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.323525][ T32] r4:00000001 [ 1347.323570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.323642][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.323673][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.323703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.323745][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.340515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.340622][ T32] r4:8509db40 [ 1347.340657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.340691][ T32] INFO: task kworker/0:965:6184 blocked for more than 473 seconds. [ 1347.340726][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.340763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.340797][ T32] task:kworker/0:965 state:D stack:0 pid:6184 tgid:6184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.340877][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.340939][ T32] Call trace: [ 1347.340972][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.341031][ T32] r10:8291a684 r9:ecbd5d84 r8:00000002 r7:60000113 r6:ecbd5d8c r5:84a4d400 [ 1347.341054][ T32] r4:84a4d400 [ 1347.341075][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.341119][ T32] r5:84a4d400 r4:8291a680 [ 1347.341138][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.341178][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.341220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 [ 1347.341243][ T32] r4:00000000 [ 1347.341262][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.341295][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.341339][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.341380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d5900 [ 1347.341403][ T32] r4:00000000 [ 1347.341438][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.341489][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1347.341512][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.341553][ T32] r5:00001000 r4:ecc25000 [ 1347.341578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.341622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.341665][ T32] r5:8593ef8c r4:8593ec00 [ 1347.341685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.341732][ T32] r7:dddced80 r6:83018000 r5:8593ef8c r4:853d1080 [ 1347.341753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.341839][ T32] r10:61c88647 r9:84a4d400 r8:853d10ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.341869][ T32] r4:853d1080 [ 1347.341891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.341959][ T32] r10:00000000 r9:853d1080 r8:80287e08 r7:ecb95e60 r6:853d1100 r5:84a4d400 [ 1347.341989][ T32] r4:00000001 [ 1347.342011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.342049][ T32] Exception stack(0xecbd5fb0 to 0xecbd5ff8) [ 1347.342077][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.342106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.342133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.342182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.342217][ T32] r4:853d5280 [ 1347.342691][ T32] INFO: task kworker/0:965:6184 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.342736][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.342815][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.342867][ T32] Call trace: [ 1347.342932][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.343010][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.343039][ T32] r4:00000000 [ 1347.343059][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.343100][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.343148][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.343187][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.343213][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.343236][ T32] r5:80070013 r4:80239bb0 [ 1347.343256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.343323][ T32] r4:82ac21e4 [ 1347.343349][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.343391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.343433][ T32] r4:e0581dc0 [ 1347.343457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.343513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.343540][ T32] r4:00000000 [ 1347.343582][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.343668][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.343698][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.343807][ T32] r5:00001000 r4:eecd1000 [ 1347.351934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.352007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.352073][ T32] r5:85d62f8c r4:85d62c00 [ 1347.352154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.352207][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.352230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.352297][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.352447][ T32] r4:8509f580 [ 1347.352475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.352522][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.352545][ T32] r4:00000001 [ 1347.352565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.352611][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.352644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.352673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.352699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.352728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.352750][ T32] r4:8509db40 [ 1347.352773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.352801][ T32] INFO: task kworker/1:554:6186 blocked for more than 473 seconds. [ 1347.352832][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.352877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.352914][ T32] task:kworker/1:554 state:D stack:0 pid:6186 tgid:6186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.352985][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.353051][ T32] Call trace: [ 1347.353087][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.353141][ T32] r10:8291a684 r9:ecbd9d84 r8:00000002 r7:60000113 r6:ecbd9d8c r5:84a4e000 [ 1347.353164][ T32] r4:84a4e000 [ 1347.353185][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.353259][ T32] r5:84a4e000 r4:8291a680 [ 1347.353298][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.353358][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.353401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd9e08 [ 1347.353423][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.353511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1347.357961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.358029][ T32] r5:859aeb8c r4:859ae800 [ 1347.358082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.358294][ T32] r10:00000000 r9:853efa80 r8:80287e08 r7:ecbc1e60 r6:853d1180 r5:84a4e000 ** 7 printk messages dropped ** [ 1347.358553][ T32] r4:853e0740 ** 3 printk messages dropped ** [ 1347.359194][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.359483][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 5 printk messages dropped ** [ 1347.359671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 4 printk messages dropped ** [ 1347.359808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.360333][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1347.360487][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.360721][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.361007][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.361348][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1347.361678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0a80 ** 6 printk messages dropped ** [ 1347.361973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.362146][ T32] r10:61c88647 r9:84a4ec00 r8:853efb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.362506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.363089][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.363176][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1347.363512][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1347.373735][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.374625][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1347.374815][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1347.375115][ T32] INFO: task kworker/1:556:6190 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1347.375494][ T32] r10:8291a684 r9:ecbedd84 r8:00000002 r7:60000113 r6:ecbedd8c r5:84a48c00 [ 1347.375516][ T32] r4:84a48c00 [ 1347.375536][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.375585][ T32] r5:84a48c00 r4:8291a680 [ 1347.375617][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.375670][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.375716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbede08 [ 1347.375738][ T32] r4:00000000 [ 1347.375757][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.375791][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.375828][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.375908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0b80 [ 1347.375968][ T32] r4:00000000 [ 1347.376008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.376059][ T32] r9:83018205 r8:84a48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1347.376089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.376155][ T32] r5:00001000 r4:ecbe9000 [ 1347.376186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.376236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.376347][ T32] r5:859af38c r4:859af000 [ 1347.376371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.376418][ T32] r7:ddde2d80 r6:83018200 r5:859af38c r4:853efb80 [ 1347.376439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.376485][ T32] r10:61c88647 r9:84a48c00 r8:853efbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.376507][ T32] r4:853efb80 [ 1347.376525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.376568][ T32] r10:00000000 r9:853efb80 r8:80287e08 r7:ecbe1e60 r6:853d1280 r5:84a48c00 [ 1347.376592][ T32] r4:00000001 [ 1347.376611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.376646][ T32] Exception stack(0xecbedfb0 to 0xecbedff8) [ 1347.376672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.376699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.376725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.376752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.376773][ T32] r4:853e0140 [ 1347.377181][ T32] INFO: task kworker/1:556:6190 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.377222][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.377395][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.377447][ T32] Call trace: [ 1347.377516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.377571][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.377596][ T32] r4:00000000 [ 1347.377625][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.377670][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.377699][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.377761][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.377809][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.377882][ T32] r5:80070013 r4:80239bb0 [ 1347.377906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.377965][ T32] r4:82ac21e4 [ 1347.377999][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.378045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.378078][ T32] r4:e0581dc0 [ 1347.378100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.378143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.378165][ T32] r4:00000000 [ 1347.378214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.378279][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.378320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.378369][ T32] r5:00001000 r4:eecd1000 [ 1347.378389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.378428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.378490][ T32] r5:85d62f8c r4:85d62c00 [ 1347.378514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.378574][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.378598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.378645][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.378667][ T32] r4:8509f580 [ 1347.378706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.378763][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.378789][ T32] r4:00000001 [ 1347.378808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.378863][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.378893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.378923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.378949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.378987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.379011][ T32] r4:8509db40 [ 1347.379031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.379086][ T32] INFO: task kworker/1:557:6192 blocked for more than 473 seconds. [ 1347.379118][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.379142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.379162][ T32] task:kworker/1:557 state:D stack:0 pid:6192 tgid:6192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.379206][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.379246][ T32] Call trace: [ 1347.379276][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.379352][ T32] r10:8291a684 r9:ecbf5d84 r8:00000002 r7:60000013 r6:ecbf5d8c r5:859dc800 [ 1347.379380][ T32] r4:859dc800 [ 1347.379415][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.379484][ T32] r5:859dc800 r4:8291a680 [ 1347.379511][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.379565][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.379630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 [ 1347.379656][ T32] r4:00000000 [ 1347.379676][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.379714][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.379748][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.379824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0dc0 [ 1347.379869][ T32] r4:00000000 [ 1347.379892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.379936][ T32] r9:83018205 r8:859dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1347.379957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.379998][ T32] r5:00001000 r4:ecbfd000 [ 1347.380036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.380102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.380168][ T32] r5:859afb8c r4:859af800 [ 1347.380215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.380264][ T32] r7:ddde2d80 r6:83018200 r5:859afb8c r4:853efc00 [ 1347.380285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.380364][ T32] r10:61c88647 r9:859dc800 r8:853efc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.380389][ T32] r4:853efc00 [ 1347.380408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.380479][ T32] r10:00000000 r9:853efc00 r8:80287e08 r7:ecbede60 r6:853d1300 r5:859dc800 [ 1347.380508][ T32] r4:00000001 [ 1347.380528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.380576][ T32] Exception stack(0xecbf5fb0 to 0xecbf5ff8) [ 1347.380610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.380661][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.380691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.380740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.380766][ T32] r4:853e0a00 [ 1347.380999][ T32] INFO: task kworker/1:557:6192 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.381055][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.381117][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.381160][ T32] Call trace: [ 1347.381213][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.381265][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.381329][ T32] r4:00000000 [ 1347.381353][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.381424][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.381490][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.381524][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.381552][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.381577][ T32] r5:80070013 r4:80239bb0 [ 1347.381617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.381660][ T32] r4:82ac21e4 [ 1347.381681][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.381743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.381788][ T32] r4:e0581dc0 [ 1347.381811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.381873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.381899][ T32] r4:00000000 [ 1347.381967][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.382014][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.382041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.382111][ T32] r5:00001000 r4:eecd1000 [ 1347.382188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.382238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.382301][ T32] r5:85d62f8c r4:85d62c00 [ 1347.382330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.382379][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1347.382576][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1347.382789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.382964][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.383324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1347.383720][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1347.396020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.396219][ T32] r10:61c88647 r9:859ec800 r8:853efcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.396652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.397513][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.397707][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1347.397981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1347.398563][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1347.398772][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.398798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.398825][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.398851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.398879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.398922][ T32] r4:8509db40 [ 1347.398979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.399010][ T32] INFO: task kworker/1:559:6197 blocked for more than 473 seconds. [ 1347.399042][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.399066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.399086][ T32] task:kworker/1:559 state:D stack:0 pid:6197 tgid:6197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.399194][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.399239][ T32] Call trace: [ 1347.399270][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.399324][ T32] r10:8291a684 r9:ecc01d84 r8:00000002 r7:60000013 r6:ecc01d8c r5:859ee000 [ 1347.399349][ T32] r4:859ee000 [ 1347.399370][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.399435][ T32] r5:859ee000 r4:8291a680 [ 1347.399458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.399499][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.399540][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc01e08 [ 1347.399562][ T32] r4:00000000 [ 1347.399581][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.399625][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.399662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.399703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0f40 [ 1347.399742][ T32] r4:00000000 [ 1347.399767][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.399812][ T32] r9:83018205 r8:859ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1347.399834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.399901][ T32] r5:00001000 r4:ecc0b000 [ 1347.399933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.399975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.400017][ T32] r5:859aff8c r4:859afc00 [ 1347.400037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.400102][ T32] r7:ddde2d80 r6:83018200 r5:859aff8c r4:853efd80 [ 1347.400127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.400200][ T32] r10:61c88647 r9:859ee000 r8:853efdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.400227][ T32] r4:853efd80 [ 1347.400248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.400337][ T32] r10:00000000 r9:853efd80 r8:80287e08 r7:ecbf5e60 r6:853efe00 r5:859ee000 [ 1347.400430][ T32] r4:00000001 [ 1347.400482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.400536][ T32] Exception stack(0xecc01fb0 to 0xecc01ff8) [ 1347.400566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.400595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.400640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.400671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.400722][ T32] r4:853e0d40 [ 1347.401012][ T32] INFO: task kworker/1:559:6197 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.401076][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.401178][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.401270][ T32] Call trace: [ 1347.401302][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.401365][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.401389][ T32] r4:00000000 [ 1347.401408][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.401459][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.401490][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.401538][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.401576][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.401615][ T32] r5:80070013 r4:80239bb0 [ 1347.401639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.401679][ T32] r4:82ac21e4 [ 1347.401700][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.401740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.401762][ T32] r4:e0581dc0 [ 1347.401802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.401866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.401893][ T32] r4:00000000 [ 1347.401913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.401957][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.401978][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.402019][ T32] r5:00001000 r4:eecd1000 [ 1347.402039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.402117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.402163][ T32] r5:85d62f8c r4:85d62c00 [ 1347.402183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.402229][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.402250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.402324][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.402351][ T32] r4:8509f580 [ 1347.402371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.402417][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.402440][ T32] r4:00000001 [ 1347.402459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.402504][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.402533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.402562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.402593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.402632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.402677][ T32] r4:8509db40 [ 1347.402709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.402745][ T32] INFO: task kworker/1:560:6199 blocked for more than 473 seconds. [ 1347.402774][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.402798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.402824][ T32] task:kworker/1:560 state:D stack:0 pid:6199 tgid:6199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.402893][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.402944][ T32] Call trace: [ 1347.402988][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.403038][ T32] r10:8291a684 r9:ecc19d84 r8:00000002 r7:60000113 r6:ecc19d8c r5:859ebc00 [ 1347.403060][ T32] r4:859ebc00 [ 1347.403100][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.403148][ T32] r5:859ebc00 r4:8291a680 [ 1347.403184][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.403226][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.403266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc19e08 [ 1347.403298][ T32] r4:00000000 [ 1347.403327][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.403364][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.403398][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.403438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7a00 [ 1347.403480][ T32] r4:00000000 [ 1347.403503][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.403558][ T32] r9:83018205 r8:859ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1347.403617][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.403674][ T32] r5:00001000 r4:eb63b000 [ 1347.403695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.403783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.417938][ T32] r5:859b978c r4:859b9400 [ 1347.417983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.418053][ T32] r7:ddde2d80 r6:83018200 r5:859b978c r4:853efe80 [ 1347.418076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.418124][ T32] r10:61c88647 r9:859ebc00 r8:853efeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.418147][ T32] r4:853efe80 [ 1347.418167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.418213][ T32] r10:00000000 r9:853efe80 r8:80287e08 r7:ecc01e60 r6:853eff00 r5:859ebc00 [ 1347.418235][ T32] r4:00000001 [ 1347.418274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.418329][ T32] Exception stack(0xecc19fb0 to 0xecc19ff8) [ 1347.418360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.418389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.418425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.418480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.418505][ T32] r4:853c7100 [ 1347.418928][ T32] INFO: task kworker/1:560:6199 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.418965][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.419108][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.419159][ T32] Call trace: [ 1347.419191][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.419265][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.419294][ T32] r4:00000000 [ 1347.419314][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.419382][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.419418][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.419477][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.419512][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.419536][ T32] r5:80070013 r4:80239bb0 [ 1347.419581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.419637][ T32] r4:82ac21e4 [ 1347.419661][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.419726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.419754][ T32] r4:e0581dc0 [ 1347.419814][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.419887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.419952][ T32] r4:00000000 [ 1347.419978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.420049][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.420096][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.420162][ T32] r5:00001000 r4:eecd1000 [ 1347.420185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.420239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.420285][ T32] r5:85d62f8c r4:85d62c00 [ 1347.420344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.420425][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.420451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.420499][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.420543][ T32] r4:8509f580 [ 1347.420572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.420624][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.420649][ T32] r4:00000001 [ 1347.420672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.420711][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.420758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.420826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.420875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.420927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.420953][ T32] r4:8509db40 [ 1347.420997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.421030][ T32] INFO: task kworker/1:561:6200 blocked for more than 473 seconds. [ 1347.421084][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.421118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.421161][ T32] task:kworker/1:561 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.421237][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.421303][ T32] Call trace: [ 1347.421349][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.421400][ T32] r10:8291a684 r9:ecc1dd84 r8:00000002 r7:60000113 r6:ecc1dd8c r5:859ed400 [ 1347.421423][ T32] r4:859ed400 [ 1347.421458][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.421506][ T32] r5:859ed400 r4:8291a680 [ 1347.421527][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.421569][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.421640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 [ 1347.421670][ T32] r4:00000000 [ 1347.421726][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.421790][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.421837][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.421881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7040 [ 1347.421904][ T32] r4:00000000 [ 1347.421933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.421980][ T32] r9:83018205 r8:859ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1347.422016][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.422062][ T32] r5:00001000 r4:ecc11000 [ 1347.422082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.422120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.422161][ T32] r5:859b838c r4:859b8000 [ 1347.422180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.422245][ T32] r7:ddde2d80 r6:83018200 r5:859b838c r4:853eff80 [ 1347.422270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.422323][ T32] r10:61c88647 r9:859ed400 r8:853effac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.422347][ T32] r4:853eff80 [ 1347.422366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.422414][ T32] r10:00000000 r9:853eff80 r8:80287e08 r7:ecc19e60 r6:853e2000 r5:859ed400 [ 1347.422438][ T32] r4:00000001 [ 1347.422479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.422539][ T32] Exception stack(0xecc1dfb0 to 0xecc1dff8) [ 1347.422571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.422609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.422638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.422676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.422701][ T32] r4:853c7100 [ 1347.422940][ T32] INFO: task kworker/1:561:6200 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.422973][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.423113][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.423215][ T32] Call trace: [ 1347.423250][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.423312][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.423354][ T32] r4:00000000 [ 1347.423382][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1347.423563][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.436065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1347.436604][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1347.436795][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1347.437133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1347.437703][ T32] r4:859e0c00 ** 3 printk messages dropped ** [ 1347.437864][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.438146][ T32] r9:83018205 r8:859e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 ** 4 printk messages dropped ** [ 1347.438338][ T32] r5:859b878c r4:859b8400 [ 1347.438362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.438919][ T32] r10:00000000 r9:853e2080 r8:80287e08 r7:ecc19e60 r6:853e2100 r5:859e0c00 ** 7 printk messages dropped ** [ 1347.439261][ T32] r4:853c7080 ** 3 printk messages dropped ** [ 1347.440334][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.440577][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1347.440928][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1347.441065][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1347.441425][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1347.441697][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1347.441979][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1347.442173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.442505][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.442763][ T32] r4:859e2400 [ 1347.442864][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.442913][ T32] r5:859e2400 r4:8291a680 [ 1347.442934][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.442973][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.443014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc35e08 [ 1347.443038][ T32] r4:00000000 [ 1347.443057][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.443092][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.443127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.443167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c76c0 [ 1347.443189][ T32] r4:00000000 [ 1347.443255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.443307][ T32] r9:83018205 r8:859e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1347.443377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.443422][ T32] r5:00001000 r4:dfacb000 [ 1347.443443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.443485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.443531][ T32] r5:859b8b8c r4:859b8800 [ 1347.443584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.443688][ T32] r7:ddde2d80 r6:83018200 r5:859b8b8c r4:853e2180 [ 1347.443790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.460814][ T32] r10:61c88647 r9:859e2400 r8:853e21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.460864][ T32] r4:853e2180 [ 1347.460959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.461067][ T32] r10:00000000 r9:853e2180 r8:80287e08 r7:ecc19e60 r6:853e2200 r5:859e2400 [ 1347.461105][ T32] r4:00000001 [ 1347.461127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.461169][ T32] Exception stack(0xecc35fb0 to 0xecc35ff8) [ 1347.461201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.461231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.461257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.461288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.461328][ T32] r4:853c74c0 [ 1347.461789][ T32] INFO: task kworker/1:563:6204 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.461830][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.461904][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.462088][ T32] Call trace: [ 1347.462224][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.462299][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.462327][ T32] r4:00000000 [ 1347.462433][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.462484][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.462543][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.462583][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.462682][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.462711][ T32] r5:80070013 r4:80239bb0 [ 1347.462748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.462802][ T32] r4:82ac21e4 [ 1347.462825][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.462900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.462931][ T32] r4:e0581dc0 [ 1347.463027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.463081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.463105][ T32] r4:00000000 [ 1347.463125][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.463301][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.463335][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.463381][ T32] r5:00001000 r4:eecd1000 [ 1347.463500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.463566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.463654][ T32] r5:85d62f8c r4:85d62c00 [ 1347.463795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.472030][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.472079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.472149][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.472210][ T32] r4:8509f580 [ 1347.472237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.472288][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.472358][ T32] r4:00000001 [ 1347.472384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.472425][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.472456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.472485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.472540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.472575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.472604][ T32] r4:8509db40 [ 1347.472630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.472663][ T32] INFO: task kworker/1:564:6207 blocked for more than 473 seconds. [ 1347.472698][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.472724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.472759][ T32] task:kworker/1:564 state:D stack:0 pid:6207 tgid:6207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.472871][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.472924][ T32] Call trace: [ 1347.472998][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.473110][ T32] r10:8291a684 r9:ecc31d84 r8:00000002 r7:60000113 r6:ecc31d8c r5:859e0000 [ 1347.473161][ T32] r4:859e0000 [ 1347.473186][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.473233][ T32] r5:859e0000 r4:8291a680 [ 1347.473254][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.473298][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.473343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc31e08 [ 1347.473388][ T32] r4:00000000 [ 1347.473412][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.473451][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.473489][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.473530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7780 [ 1347.473602][ T32] r4:00000000 [ 1347.473671][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.478680][ T32] r9:83018205 r8:859e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.478820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.478917][ T32] r5:00001000 r4:eac67000 [ 1347.478963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.479016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.479073][ T32] r5:859b8f8c r4:859b8c00 [ 1347.479095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.479150][ T32] r7:ddde2d80 r6:83018200 r5:859b8f8c r4:853e2280 [ 1347.479176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.479246][ T32] r10:61c88647 r9:859e0000 r8:853e22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.479295][ T32] r4:853e2280 [ 1347.479362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.479420][ T32] r10:00000000 r9:853e2280 r8:80287e08 r7:ecc19e60 r6:853e2300 r5:859e0000 [ 1347.479452][ T32] r4:00000001 [ 1347.479477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.479521][ T32] Exception stack(0xecc31fb0 to 0xecc31ff8) [ 1347.479590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.479630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.479666][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.479700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.479733][ T32] r4:853c77c0 [ 1347.480195][ T32] INFO: task kworker/1:564:6207 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.480235][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.480353][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.480417][ T32] Call trace: [ 1347.480474][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.480531][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.480610][ T32] r4:00000000 [ 1347.480668][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.480722][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.480756][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.480787][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.480814][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.480838][ T32] r5:80070013 r4:80239bb0 [ 1347.480860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.480905][ T32] r4:82ac21e4 [ 1347.480926][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.480984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.481038][ T32] r4:e0581dc0 [ 1347.481068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.481113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.481166][ T32] r4:00000000 [ 1347.481192][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.481239][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.481263][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.481335][ T32] r5:00001000 r4:eecd1000 [ 1347.481382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.481439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.481529][ T32] r5:85d62f8c r4:85d62c00 [ 1347.481569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.481620][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.481643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.481689][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.481711][ T32] r4:8509f580 [ 1347.481731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.481776][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.481799][ T32] r4:00000001 [ 1347.481846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.481886][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.481925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.481969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.482000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.482029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.482052][ T32] r4:8509db40 [ 1347.482072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.482125][ T32] INFO: task kworker/1:565:6210 blocked for more than 473 seconds. [ 1347.482169][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.482244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.482332][ T32] task:kworker/1:565 state:D stack:0 pid:6210 tgid:6210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.482386][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.482429][ T32] Call trace: [ 1347.482685][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.482741][ T32] r10:8291a684 r9:eca21d84 r8:00000002 r7:60000013 r6:eca21d8c r5:859e3000 [ 1347.482764][ T32] r4:859e3000 [ 1347.482785][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.482830][ T32] r5:859e3000 r4:8291a680 [ 1347.482850][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.482986][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.483100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 [ 1347.483126][ T32] r4:00000000 [ 1347.483150][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.483188][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.483225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.483290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c78c0 [ 1347.483318][ T32] r4:00000000 [ 1347.483340][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.483384][ T32] r9:83018205 r8:859e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.483430][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.483476][ T32] r5:00001000 r4:eb259000 [ 1347.483530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.483620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.483667][ T32] r5:859b938c r4:859b9000 [ 1347.483700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.491540][ T32] r7:ddde2d80 r6:83018200 r5:859b938c r4:853e2380 [ 1347.491620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.491704][ T32] r10:61c88647 r9:859e3000 r8:853e23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.491730][ T32] r4:853e2380 [ 1347.491750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.491798][ T32] r10:00000000 r9:853e2380 r8:80287e08 r7:ecc19e60 r6:853e2400 r5:859e3000 [ 1347.491834][ T32] r4:00000001 [ 1347.491859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.491899][ T32] Exception stack(0xeca21fb0 to 0xeca21ff8) [ 1347.491928][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.491972][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.492105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.492212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.492239][ T32] r4:853c7cc0 [ 1347.492760][ T32] INFO: task kworker/1:565:6210 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.492807][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.492903][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.492959][ T32] Call trace: [ 1347.492991][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.493046][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.493070][ T32] r4:00000000 [ 1347.493090][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.493130][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.493158][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.493188][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.493213][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.493236][ T32] r5:80070013 r4:80239bb0 [ 1347.493280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.493358][ T32] r4:82ac21e4 [ 1347.493385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.493429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.493453][ T32] r4:e0581dc0 [ 1347.493493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.493590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.493623][ T32] r4:00000000 [ 1347.493647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.493697][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.493719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.502846][ T32] r5:00001000 r4:eecd1000 [ 1347.502977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.503107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.503218][ T32] r5:85d62f8c r4:85d62c00 [ 1347.503272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.503374][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.503421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.503514][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.503571][ T32] r4:8509f580 [ 1347.503622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.503719][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.505425][ T32] r4:00000001 [ 1347.505518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.505626][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.505693][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.505754][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.505841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.505908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.505953][ T32] r4:8509db40 [ 1347.505998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.506108][ T32] INFO: task kworker/1:566:6212 blocked for more than 473 seconds. [ 1347.506183][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.506233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.506279][ T32] task:kworker/1:566 state:D stack:0 pid:6212 tgid:6212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.506412][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.506513][ T32] Call trace: [ 1347.506588][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.506713][ T32] r10:8291a684 r9:eca41d84 r8:00000002 r7:60000113 r6:eca41d8c r5:859e3c00 [ 1347.506768][ T32] r4:859e3c00 [ 1347.506811][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.506892][ T32] r5:859e3c00 r4:8291a680 [ 1347.506953][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.507088][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.507176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 [ 1347.507227][ T32] r4:00000000 [ 1347.507288][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.507380][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.507479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.507592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7b80 [ 1347.507659][ T32] r4:00000000 [ 1347.507705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.507800][ T32] r9:83018205 r8:859e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1347.507852][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.507951][ T32] r5:00001000 r4:eb6d9000 [ 1347.507997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.508144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.508290][ T32] r5:859b9b8c r4:859b9800 [ 1347.508360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.508448][ T32] r7:ddde2d80 r6:83018200 r5:859b9b8c r4:853e2480 [ 1347.508523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.508630][ T32] r10:61c88647 r9:859e3c00 r8:853e24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.508681][ T32] r4:853e2480 [ 1347.508738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.508851][ T32] r10:00000000 r9:853e2480 r8:80287e08 r7:ecc19e60 r6:853e2500 r5:859e3c00 [ 1347.508883][ T32] r4:00000001 [ 1347.508904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.508967][ T32] Exception stack(0xeca41fb0 to 0xeca41ff8) [ 1347.508999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.509029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.509064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.509130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.509158][ T32] r4:853c7e40 [ 1347.509656][ T32] INFO: task kworker/1:566:6212 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.509699][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.509826][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.509971][ T32] Call trace: [ 1347.510040][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.510120][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.510152][ T32] r4:00000000 [ 1347.510171][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.510213][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.510241][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.510270][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.510329][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.510369][ T32] r5:80070013 r4:80239bb0 [ 1347.510392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.510521][ T32] r4:82ac21e4 [ 1347.510584][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.510636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.510694][ T32] r4:e0581dc0 [ 1347.510743][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.510997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.511095][ T32] r4:00000000 [ 1347.511122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.511195][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.511222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.511266][ T32] r5:00001000 r4:eecd1000 [ 1347.511326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.511401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.511492][ T32] r5:85d62f8c r4:85d62c00 [ 1347.511544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.511672][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.511708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.511757][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.511780][ T32] r4:8509f580 [ 1347.511866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.511938][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.512011][ T32] r4:00000001 [ 1347.512051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.512162][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.512241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.512276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.512387][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.512458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.512495][ T32] r4:8509db40 [ 1347.512546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.512586][ T32] INFO: task kworker/1:567:6214 blocked for more than 473 seconds. [ 1347.512620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.512701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.512764][ T32] task:kworker/1:567 state:D stack:0 pid:6214 tgid:6214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.512865][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.512914][ T32] Call trace: [ 1347.512976][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.513070][ T32] r10:8291a684 r9:ecc3dd84 r8:00000002 r7:60000013 r6:ecc3dd8c r5:859e4800 [ 1347.513140][ T32] r4:859e4800 [ 1347.513168][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.513264][ T32] r5:859e4800 r4:8291a680 [ 1347.513293][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.513364][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.513421][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc3de08 [ 1347.513475][ T32] r4:00000000 [ 1347.513518][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.513607][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.513690][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.530545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7d00 [ 1347.530638][ T32] r4:00000000 [ 1347.530676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.530749][ T32] r9:83018205 r8:859e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1347.530798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.530874][ T32] r5:00001000 r4:eb8d7000 [ 1347.530899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.530965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.531062][ T32] r5:859b9f8c r4:859b9c00 [ 1347.531108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.531164][ T32] r7:ddde2d80 r6:83018200 r5:859b9f8c r4:853e2580 [ 1347.531258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.531318][ T32] r10:61c88647 r9:859e4800 r8:853e25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.531343][ T32] r4:853e2580 [ 1347.531371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.531466][ T32] r10:00000000 r9:853e2580 r8:80287e08 r7:eca41e60 r6:853e2600 r5:859e4800 [ 1347.531513][ T32] r4:00000001 [ 1347.531556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.531600][ T32] Exception stack(0xecc3dfb0 to 0xecc3dff8) [ 1347.531632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.531778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.531846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.531907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.531955][ T32] r4:853c7b00 [ 1347.532637][ T32] INFO: task kworker/1:567:6214 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.532688][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.533099][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.533229][ T32] Call trace: [ 1347.533289][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.533457][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.533523][ T32] r4:00000000 [ 1347.533581][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.533688][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.541944][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.542084][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.542141][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.542197][ T32] r5:80070013 r4:80239bb0 [ 1347.542247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.542343][ T32] r4:82ac21e4 [ 1347.542390][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.542448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.542473][ T32] r4:e0581dc0 [ 1347.542493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.542540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.542589][ T32] r4:00000000 [ 1347.542697][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.542777][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.542803][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.542869][ T32] r5:00001000 r4:eecd1000 [ 1347.542963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.543057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.543151][ T32] r5:85d62f8c r4:85d62c00 [ 1347.543181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.543231][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.543277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.543350][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.543375][ T32] r4:8509f580 [ 1347.543395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.543478][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.543528][ T32] r4:00000001 [ 1347.543579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.543653][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.543716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.544298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.544413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.544497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.544614][ T32] r4:8509db40 [ 1347.544682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.544721][ T32] INFO: task kworker/1:568:6215 blocked for more than 474 seconds. [ 1347.544816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.544846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.544906][ T32] task:kworker/1:568 state:D stack:0 pid:6215 tgid:6215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.545015][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.545104][ T32] Call trace: [ 1347.545140][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.545198][ T32] r10:8291a684 r9:ecc09d84 r8:00000002 r7:60000013 r6:ecc09d8c r5:859e5400 [ 1347.545364][ T32] r4:859e5400 [ 1347.545415][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.545516][ T32] r5:859e5400 r4:8291a680 [ 1347.545571][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.545865][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.546452][ T32] r5:00001000 r4:ebb15000 ** 2 printk messages dropped ** [ 1347.546742][ T32] r5:859ba38c r4:859ba000 [ 1347.546793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.547029][ T32] r4:853e2680 ** 5 printk messages dropped ** [ 1347.547462][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.548633][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.549577][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1347.549938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 8 printk messages dropped ** [ 1347.550508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.551168][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1347.551564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.551826][ T32] INFO: task kworker/1:569:6217 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1347.552152][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.552493][ T32] r4:859e6000 ** 1 printk messages dropped ** [ 1347.552608][ T32] r5:859e6000 r4:8291a680 [ 1347.552654][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.552719][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.552762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc41e08 [ 1347.552803][ T32] r4:00000000 [ 1347.552841][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.552914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.552992][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.553078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2040 [ 1347.553166][ T32] r4:00000000 [ 1347.553200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.553279][ T32] r9:83018205 r8:859e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1347.553455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.553522][ T32] r5:00001000 r4:ebb51000 [ 1347.553546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.553632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.553720][ T32] r5:859ba78c r4:859ba400 [ 1347.553819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.573194][ T32] r7:ddde2d80 r6:83018200 r5:859ba78c r4:853e2780 [ 1347.573289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.573380][ T32] r10:61c88647 r9:859e6000 r8:853e27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.573406][ T32] r4:853e2780 [ 1347.573495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.573581][ T32] r10:00000000 r9:853e2780 r8:80287e08 r7:ecc09e60 r6:853e2800 r5:859e6000 [ 1347.573713][ T32] r4:00000001 [ 1347.573800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.576661][ T32] Exception stack(0xecc41fb0 to 0xecc41ff8) [ 1347.576730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.576779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.576819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.576856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.576891][ T32] r4:853c2000 [ 1347.577518][ T32] INFO: task kworker/1:569:6217 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.577620][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.577755][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.577858][ T32] Call trace: [ 1347.577906][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.577973][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.578000][ T32] r4:00000000 [ 1347.578046][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.578123][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.578186][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.578245][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.578294][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.578369][ T32] r5:80070013 r4:80239bb0 [ 1347.578428][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.578526][ T32] r4:82ac21e4 [ 1347.578576][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.578670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.578703][ T32] r4:e0581dc0 [ 1347.578725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.578885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.578920][ T32] r4:00000000 [ 1347.578970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.579065][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.579147][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.579240][ T32] r5:00001000 r4:eecd1000 [ 1347.579285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.579391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.579480][ T32] r5:85d62f8c r4:85d62c00 [ 1347.579523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.579613][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.579640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.579725][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.579765][ T32] r4:8509f580 [ 1347.579788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.579836][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.579859][ T32] r4:00000001 [ 1347.579878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.579958][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.579991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.580078][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.580112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.580142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.580165][ T32] r4:8509db40 [ 1347.580186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.580215][ T32] INFO: task kworker/1:570:6218 blocked for more than 474 seconds. [ 1347.580267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.580336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.580395][ T32] task:kworker/1:570 state:D stack:0 pid:6218 tgid:6218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.580473][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.580517][ T32] Call trace: [ 1347.580551][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.580662][ T32] r10:8291a684 r9:ecc49d84 r8:00000002 r7:60000013 r6:ecc49d8c r5:859e1800 [ 1347.580711][ T32] r4:859e1800 [ 1347.580754][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.580857][ T32] r5:859e1800 r4:8291a680 [ 1347.580914][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.581000][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.581081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc49e08 [ 1347.581126][ T32] r4:00000000 [ 1347.581172][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.581226][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.581262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.581302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c25c0 [ 1347.581324][ T32] r4:00000000 [ 1347.581348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.581429][ T32] r9:83018205 r8:859e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.581484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.581571][ T32] r5:00001000 r4:ebbb5000 [ 1347.581621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.581697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.581797][ T32] r5:859baf8c r4:859bac00 [ 1347.581845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.581932][ T32] r7:ddde2d80 r6:83018200 r5:859baf8c r4:853e2880 [ 1347.581958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.582075][ T32] r10:61c88647 r9:859e1800 r8:853e28ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.582199][ T32] r4:853e2880 [ 1347.582222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.582295][ T32] r10:00000000 r9:853e2880 r8:80287e08 r7:ecc41e60 r6:853e2900 r5:859e1800 [ 1347.582320][ T32] r4:00000001 [ 1347.582413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.582453][ T32] Exception stack(0xecc49fb0 to 0xecc49ff8) [ 1347.582527][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.582587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.582654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.582715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.582745][ T32] r4:853c2180 [ 1347.583054][ T32] INFO: task kworker/1:570:6218 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.583169][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.583331][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.583432][ T32] Call trace: [ 1347.583500][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.583558][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.583589][ T32] r4:00000000 [ 1347.583610][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.583651][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.583794][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.596706][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.596754][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.596785][ T32] r5:80070013 r4:80239bb0 [ 1347.596808][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.596974][ T32] r4:82ac21e4 [ 1347.597000][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.597044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.597067][ T32] r4:e0581dc0 [ 1347.597087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.597130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.597153][ T32] r4:00000000 [ 1347.597173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.597218][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.597263][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.597401][ T32] r5:00001000 r4:eecd1000 [ 1347.597447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.597493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.597556][ T32] r5:85d62f8c r4:85d62c00 [ 1347.597702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.597760][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.597784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.597833][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.597925][ T32] r4:8509f580 [ 1347.597949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.597997][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.598210][ T32] r4:00000001 [ 1347.598234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.598273][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.598320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.598384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.598494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.598528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.598596][ T32] r4:8509db40 [ 1347.598625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.598656][ T32] INFO: task kworker/1:571:6221 blocked for more than 474 seconds. [ 1347.598690][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.598742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.598774][ T32] task:kworker/1:571 state:D stack:0 pid:6221 tgid:6221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.599062][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.599168][ T32] Call trace: [ 1347.599247][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.599307][ T32] r10:8291a684 r9:ecc4dd84 r8:00000002 r7:60000013 r6:ecc4dd8c r5:859f0000 [ 1347.599357][ T32] r4:859f0000 [ 1347.599416][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1347.599574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 ** 5 printk messages dropped ** [ 1347.600015][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.600386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.600492][ T32] r5:859bab8c r4:859ba800 ** 2 printk messages dropped ** [ 1347.600707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1347.601158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1347.602082][ T32] INFO: task kworker/1:571:6221 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 5 printk messages dropped ** [ 1347.602640][ T32] r4:00000000 [ 1347.602687][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.602743][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.602799][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.602884][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.602924][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.602962][ T32] r5:80070013 r4:80239bb0 [ 1347.603005][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.603097][ T32] r4:82ac21e4 [ 1347.603139][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.603185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.603209][ T32] r4:e0581dc0 [ 1347.603229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.603269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.603291][ T32] r4:00000000 [ 1347.603364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.603421][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.603536][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.603667][ T32] r5:00001000 r4:eecd1000 [ 1347.603699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.613606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.614078][ T32] r5:85d62f8c r4:85d62c00 [ 1347.614142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.614209][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.614232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.614281][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.614329][ T32] r4:8509f580 [ 1347.614357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.614404][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.614427][ T32] r4:00000001 [ 1347.614468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.614511][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.614541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.614570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.614605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.614636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.614660][ T32] r4:8509db40 [ 1347.614682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.614726][ T32] INFO: task kworker/1:572:6223 blocked for more than 474 seconds. [ 1347.614785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.614815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.614838][ T32] task:kworker/1:572 state:D stack:0 pid:6223 tgid:6223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.614892][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.614947][ T32] Call trace: [ 1347.615010][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.615064][ T32] r10:8291a684 r9:ecc51d84 r8:00000002 r7:60000113 r6:ecc51d8c r5:859f1800 [ 1347.615124][ T32] r4:859f1800 [ 1347.615164][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.615212][ T32] r5:859f1800 r4:8291a680 [ 1347.615252][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.615335][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.615392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 [ 1347.615416][ T32] r4:00000000 [ 1347.615450][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.615491][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.615529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.615583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2740 [ 1347.615611][ T32] r4:00000000 [ 1347.615631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.615677][ T32] r9:83018205 r8:859f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1347.615701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.615743][ T32] r5:00001000 r4:ebc2b000 [ 1347.615763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.615803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.615845][ T32] r5:859bb38c r4:859bb000 [ 1347.615865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.615909][ T32] r7:ddde2d80 r6:83018200 r5:859bb38c r4:853e2a80 [ 1347.615941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.615992][ T32] r10:61c88647 r9:859f1800 r8:853e2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.616036][ T32] r4:853e2a80 [ 1347.616062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.616109][ T32] r10:00000000 r9:853e2a80 r8:80287e08 r7:ecc49e60 r6:853e2b00 r5:859f1800 [ 1347.616154][ T32] r4:00000001 [ 1347.616176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.616212][ T32] Exception stack(0xecc51fb0 to 0xecc51ff8) [ 1347.616238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.616267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.616294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.616354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.616384][ T32] r4:853c2580 [ 1347.616835][ T32] INFO: task kworker/1:572:6223 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.616925][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.617018][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.617085][ T32] Call trace: [ 1347.617119][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.617194][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.617233][ T32] r4:00000000 [ 1347.617256][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.617325][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.617401][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.617472][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.617502][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.617526][ T32] r5:80070013 r4:80239bb0 [ 1347.617549][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.617638][ T32] r4:82ac21e4 [ 1347.617690][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.617782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.617851][ T32] r4:e0581dc0 [ 1347.617898][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.617998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.618072][ T32] r4:00000000 [ 1347.618116][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.618202][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.618244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.618333][ T32] r5:00001000 r4:eecd1000 [ 1347.618383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.618469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.618570][ T32] r5:85d62f8c r4:85d62c00 [ 1347.618629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.618722][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.618771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.618859][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.618910][ T32] r4:8509f580 [ 1347.618972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.619099][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.619181][ T32] r4:00000001 [ 1347.619232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.619319][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.619389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.619471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.619555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.619625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.619673][ T32] r4:8509db40 [ 1347.619727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.619817][ T32] INFO: task kworker/1:573:6225 blocked for more than 474 seconds. [ 1347.619888][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.619947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.619987][ T32] task:kworker/1:573 state:D stack:0 pid:6225 tgid:6225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.620076][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.620182][ T32] Call trace: [ 1347.620287][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.620406][ T32] r10:8291a684 r9:ecc55d84 r8:00000002 r7:60000013 r6:ecc55d8c r5:859f3000 [ 1347.620452][ T32] r4:859f3000 [ 1347.620476][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1347.620625][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1347.621184][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.621728][ T32] r5:859bbb8c r4:859bb800 [ 1347.621781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.622052][ T32] r10:61c88647 r9:859f3000 r8:853e2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.622482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.623193][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.623469][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1347.643624][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1347.644446][ T32] r5:00001000 r4:eecd1000 ** 7 printk messages dropped ** [ 1347.644896][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1347.645221][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1347.645633][ T32] INFO: task kworker/1:574:6226 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.646396][ T32] r5:859f0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1347.646627][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.647028][ T32] r9:83018205 r8:859f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1347.647434][ T32] r5:859bb78c r4:859bb400 [ 1347.647497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.647559][ T32] r7:ddde2d80 r6:83018200 r5:859bb78c r4:853e2c80 [ 1347.647589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.647667][ T32] r10:61c88647 r9:859f0c00 r8:853e2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.647704][ T32] r4:853e2c80 [ 1347.647724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.647785][ T32] r10:00000000 r9:853e2c80 r8:80287e08 r7:ecc55e60 r6:853e2d00 r5:859f0c00 [ 1347.647815][ T32] r4:00000001 [ 1347.647856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.647928][ T32] Exception stack(0xecc45fb0 to 0xecc45ff8) [ 1347.647966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.647997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.648054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.648112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.648157][ T32] r4:853c2880 [ 1347.648881][ T32] INFO: task kworker/1:574:6226 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.648996][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.649139][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.649236][ T32] Call trace: [ 1347.649276][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.649334][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.649359][ T32] r4:00000000 [ 1347.649378][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.649438][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.649471][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.649501][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.649527][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.649574][ T32] r5:80070013 r4:80239bb0 [ 1347.649606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.649677][ T32] r4:82ac21e4 [ 1347.649713][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.649760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.649784][ T32] r4:e0581dc0 [ 1347.649803][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.649845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.649937][ T32] r4:00000000 [ 1347.649961][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.650017][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.650042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.650085][ T32] r5:00001000 r4:eecd1000 [ 1347.650129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.650171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.650215][ T32] r5:85d62f8c r4:85d62c00 [ 1347.650256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.650307][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.650333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.650382][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.650405][ T32] r4:8509f580 [ 1347.650425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.650469][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.650492][ T32] r4:00000001 [ 1347.650511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.650546][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.650572][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.650607][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.650635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.650688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.650792][ T32] r4:8509db40 [ 1347.650882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.650911][ T32] INFO: task kworker/1:575:6230 blocked for more than 474 seconds. [ 1347.650963][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1347.651168][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.651594][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.651816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7f40 ** 7 printk messages dropped ** [ 1347.652163][ T32] r5:85aa438c r4:85aa4000 [ 1347.652189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.652234][ T32] r7:ddde2d80 r6:83018200 r5:85aa438c r4:853e2d80 [ 1347.652267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.652515][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.652699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.653367][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1347.653671][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.668462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1347.669062][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1347.669553][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1347.669679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.670130][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.670606][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1347.670896][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.671229][ T32] r5:859bbf8c r4:859bbc00 [ 1347.671249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.671430][ T32] r10:61c88647 r9:85a33000 r8:853e2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.671972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.673036][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.673330][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1347.673457][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.686113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1347.686809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.687080][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.687162][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.687198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.687223][ T32] r4:8509db40 [ 1347.687253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.687326][ T32] INFO: task kworker/0:966:6233 blocked for more than 474 seconds. [ 1347.687379][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.687432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.687462][ T32] task:kworker/0:966 state:D stack:0 pid:6233 tgid:6233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.687568][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.687627][ T32] Call trace: [ 1347.687672][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.687730][ T32] r10:8291a684 r9:ecc69d84 r8:00000002 r7:60000113 r6:ecc69d8c r5:85a30c00 [ 1347.687767][ T32] r4:85a30c00 [ 1347.687838][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.687893][ T32] r5:85a30c00 r4:8291a680 [ 1347.687915][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.687955][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.687997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc69e08 [ 1347.688019][ T32] r4:00000000 [ 1347.688048][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.688121][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.688177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.688251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9700 [ 1347.688296][ T32] r4:00000000 [ 1347.688387][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.688440][ T32] r9:83018005 r8:85a30c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1347.688462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.688530][ T32] r5:00001000 r4:ec923000 [ 1347.688583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.688629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.688693][ T32] r5:8593fb8c r4:8593f800 [ 1347.688762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.688812][ T32] r7:dddced80 r6:83018000 r5:8593fb8c r4:853d1400 [ 1347.688860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.688910][ T32] r10:61c88647 r9:85a30c00 r8:853d142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.689032][ T32] r4:853d1400 [ 1347.689125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.689174][ T32] r10:00000000 r9:853d1400 r8:80287e08 r7:ecb95e60 r6:853d1480 r5:85a30c00 [ 1347.689360][ T32] r4:00000001 [ 1347.689389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.689460][ T32] Exception stack(0xecc69fb0 to 0xecc69ff8) [ 1347.689488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.689517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.689544][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.689595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.689632][ T32] r4:853d5c40 [ 1347.690190][ T32] INFO: task kworker/0:966:6233 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.690235][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.690322][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.690417][ T32] Call trace: [ 1347.690496][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.690584][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.690625][ T32] r4:00000000 [ 1347.690645][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.690722][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.690755][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.690785][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.690810][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.690842][ T32] r5:80070013 r4:80239bb0 [ 1347.690883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.690925][ T32] r4:82ac21e4 [ 1347.690964][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.691020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.691043][ T32] r4:e0581dc0 [ 1347.691063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.691149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.691196][ T32] r4:00000000 [ 1347.691225][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.691323][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.691374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.691460][ T32] r5:00001000 r4:eecd1000 [ 1347.691499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.691564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.691652][ T32] r5:85d62f8c r4:85d62c00 [ 1347.691677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.691822][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.692064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.692147][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.692195][ T32] r4:8509f580 [ 1347.692228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.692298][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.692392][ T32] r4:00000001 [ 1347.692420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.692485][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.692553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.692638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.692702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.692773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.692823][ T32] r4:8509db40 [ 1347.692884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.692971][ T32] INFO: task kworker/1:577:6235 blocked for more than 474 seconds. [ 1347.693023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.693075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.693099][ T32] task:kworker/1:577 state:D stack:0 pid:6235 tgid:6235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.693234][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.693331][ T32] Call trace: [ 1347.693404][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.693516][ T32] r10:8291a684 r9:ecc5dd84 r8:00000002 r7:60000013 r6:ecc5dd8c r5:859f2400 [ 1347.693588][ T32] r4:859f2400 [ 1347.693785][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.705455][ T32] r5:859f2400 r4:8291a680 [ 1347.705609][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.705675][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.705731][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc5de08 [ 1347.705759][ T32] r4:00000000 [ 1347.705779][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.705816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.705878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.705925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2f00 [ 1347.705953][ T32] r4:00000000 [ 1347.705975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.706021][ T32] r9:83018205 r8:859f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1347.706045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.706112][ T32] r5:00001000 r4:ebe81000 [ 1347.706134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.706176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.706220][ T32] r5:85aa478c r4:85aa4400 [ 1347.706241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.706288][ T32] r7:ddde2d80 r6:83018200 r5:85aa478c r4:853e2f00 [ 1347.706332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.706384][ T32] r10:61c88647 r9:859f2400 r8:853e2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.706407][ T32] r4:853e2f00 [ 1347.706442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.706492][ T32] r10:00000000 r9:853e2f00 r8:80287e08 r7:ecc61e60 r6:853e2f80 r5:859f2400 [ 1347.706515][ T32] r4:00000001 [ 1347.706534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.706584][ T32] Exception stack(0xecc5dfb0 to 0xecc5dff8) [ 1347.706618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.706660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.706718][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.706755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.706781][ T32] r4:853c7fc0 [ 1347.707224][ T32] INFO: task kworker/1:577:6235 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.707262][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.707392][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.707440][ T32] Call trace: [ 1347.707529][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.707589][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.707614][ T32] r4:00000000 [ 1347.707634][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.707674][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.707703][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.707766][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.707823][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.707850][ T32] r5:80070013 r4:80239bb0 [ 1347.707871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.707973][ T32] r4:82ac21e4 [ 1347.708030][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.708089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.708116][ T32] r4:e0581dc0 [ 1347.708137][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.708179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.708248][ T32] r4:00000000 [ 1347.708272][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.708333][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.708357][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.708400][ T32] r5:00001000 r4:eecd1000 [ 1347.708419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.708457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.708498][ T32] r5:85d62f8c r4:85d62c00 [ 1347.708518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.708565][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.708592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.708639][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.708662][ T32] r4:8509f580 [ 1347.708681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.708726][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.708749][ T32] r4:00000001 [ 1347.708768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.708803][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.708828][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.708857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.708908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.708945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1347.709171][ T32] task:kworker/1:578 state:D stack:0 pid:6238 tgid:6238 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.709641][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.709945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0240 ** 7 printk messages dropped ** [ 1347.710280][ T32] r5:85aa4f8c r4:85aa4c00 [ 1347.710306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.710353][ T32] r7:ddde2d80 r6:83018200 r5:85aa4f8c r4:853b9000 ** 1 printk messages dropped ** [ 1347.710495][ T32] r10:61c88647 r9:859f5400 r8:853b902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1347.710822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1347.711234][ T32] r4:853c00c0 [ 1347.711503][ T32] INFO: task kworker/1:578:6238 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.711538][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.711611][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.711747][ T32] Call trace: [ 1347.711805][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.711861][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.711884][ T32] r4:00000000 [ 1347.711904][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.711945][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.711995][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.712038][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.712066][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.712095][ T32] r5:80070013 r4:80239bb0 [ 1347.712118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.712160][ T32] r4:82ac21e4 [ 1347.712180][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.712222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.712246][ T32] r4:e0581dc0 [ 1347.712291][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.712359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.712382][ T32] r4:00000000 [ 1347.712402][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.712446][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.712538][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.712590][ T32] r5:00001000 r4:eecd1000 [ 1347.712657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.712700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.712742][ T32] r5:85d62f8c r4:85d62c00 [ 1347.712763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.712821][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.712848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.712990][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.713022][ T32] r4:8509f580 [ 1347.713042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.713089][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.713113][ T32] r4:00000001 [ 1347.713133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.713169][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.713196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.713225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.713251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.713281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.713334][ T32] r4:8509db40 [ 1347.713358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.713387][ T32] INFO: task kworker/1:579:6239 blocked for more than 474 seconds. [ 1347.713417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.713523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.713548][ T32] task:kworker/1:579 state:D stack:0 pid:6239 tgid:6239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.713650][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.713693][ T32] Call trace: [ 1347.713722][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.734525][ T32] r10:8291a684 r9:ecc71d84 r8:00000002 r7:60000013 r6:ecc71d8c r5:859f6000 [ 1347.734651][ T32] r4:859f6000 [ 1347.734720][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.734851][ T32] r5:859f6000 r4:8291a680 [ 1347.734926][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.735029][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.735135][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc71e08 [ 1347.735193][ T32] r4:00000000 [ 1347.735251][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.735334][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.735418][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.735504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0000 [ 1347.735552][ T32] r4:00000000 [ 1347.735601][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.735696][ T32] r9:83018205 r8:859f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.735763][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.735878][ T32] r5:00001000 r4:ebea9000 [ 1347.735943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.736031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.736128][ T32] r5:85aa4b8c r4:85aa4800 [ 1347.736192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.736365][ T32] r7:ddde2d80 r6:83018200 r5:85aa4b8c r4:853b9100 [ 1347.736427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.736524][ T32] r10:61c88647 r9:859f6000 r8:853b912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.736599][ T32] r4:853b9100 [ 1347.736652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.736763][ T32] r10:00000000 r9:853b9100 r8:80287e08 r7:ecc6de60 r6:853b9180 r5:859f6000 [ 1347.736826][ T32] r4:00000001 [ 1347.736886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.736969][ T32] Exception stack(0xecc71fb0 to 0xecc71ff8) [ 1347.737030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.737091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.737172][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.737246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.737295][ T32] r4:853c00c0 [ 1347.738071][ T32] INFO: task kworker/1:579:6239 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.738172][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.738326][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.738415][ T32] Call trace: [ 1347.738478][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.738570][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.738643][ T32] r4:00000000 [ 1347.738689][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1347.738957][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1347.739361][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1347.739498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.739583][ T32] r4:00000000 [ 1347.739660][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.739764][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.739817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.739911][ T32] r5:00001000 r4:eecd1000 [ 1347.739955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.740033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.740115][ T32] r5:85d62f8c r4:85d62c00 [ 1347.740160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.740253][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.740298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.740447][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.740507][ T32] r4:8509f580 [ 1347.740550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.740655][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.740709][ T32] r4:00000001 [ 1347.740749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.740820][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.740877][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.740938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.740996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.741056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.741102][ T32] r4:8509db40 [ 1347.741144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.741243][ T32] INFO: task kworker/1:580:6241 blocked for more than 474 seconds. [ 1347.741337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.741403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.741446][ T32] task:kworker/1:580 state:D stack:0 pid:6241 tgid:6241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.741535][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.741654][ T32] Call trace: [ 1347.741719][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1347.741893][ T32] r4:85a31800 ** 3 printk messages dropped ** [ 1347.742149][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.742659][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.743226][ T32] r5:85aa538c r4:85aa5000 [ 1347.743286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.743400][ T32] r7:ddde2d80 r6:83018200 r5:85aa538c r4:853b9200 ** 1 printk messages dropped ** [ 1347.743545][ T32] r10:61c88647 r9:85a31800 r8:853b922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.756554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.757495][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1347.757880][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.758208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.758272][ T32] r4:00000000 [ 1347.758321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.758407][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.758451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.758539][ T32] r5:00001000 r4:eecd1000 [ 1347.758624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.758721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.758809][ T32] r5:85d62f8c r4:85d62c00 [ 1347.758860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.758953][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.759043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.759142][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.759189][ T32] r4:8509f580 [ 1347.759227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.759334][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.759363][ T32] r4:00000001 [ 1347.759384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.759420][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.759449][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.759479][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.759528][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.759704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.759759][ T32] r4:8509db40 [ 1347.759808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.759842][ T32] INFO: task kworker/1:581:6243 blocked for more than 474 seconds. [ 1347.759902][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.759932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.759953][ T32] task:kworker/1:581 state:D stack:0 pid:6243 tgid:6243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.760003][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.760044][ T32] Call trace: [ 1347.760075][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.760125][ T32] r10:8291a684 r9:ecc81d84 r8:00000002 r7:60000113 r6:ecc81d8c r5:85a35400 [ 1347.760194][ T32] r4:85a35400 [ 1347.760244][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.760387][ T32] r5:85a35400 r4:8291a680 [ 1347.760412][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.760458][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.760501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 [ 1347.760523][ T32] r4:00000000 [ 1347.760551][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.760588][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.760668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.760713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c06c0 [ 1347.760737][ T32] r4:00000000 [ 1347.760782][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.760832][ T32] r9:83018205 r8:85a35400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1347.760994][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.761045][ T32] r5:00001000 r4:ec8bb000 [ 1347.761068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.761107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.761148][ T32] r5:85aa5b8c r4:85aa5800 [ 1347.761170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.761214][ T32] r7:ddde2d80 r6:83018200 r5:85aa5b8c r4:853b9280 [ 1347.761236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.761282][ T32] r10:61c88647 r9:85a35400 r8:853b92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.761381][ T32] r4:853b9280 [ 1347.761497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.761692][ T32] r10:00000000 r9:853b9280 r8:80287e08 r7:ecc79e60 r6:853d1580 r5:85a35400 [ 1347.761890][ T32] r4:00000001 [ 1347.761915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.761965][ T32] Exception stack(0xecc81fb0 to 0xecc81ff8) [ 1347.761995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.762023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.762050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.762078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.762101][ T32] r4:853c03c0 [ 1347.762369][ T32] INFO: task kworker/1:581:6243 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.762403][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.762650][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.762761][ T32] Call trace: [ 1347.762821][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.762877][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.762900][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.762962][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1347.763360][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1347.777718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.778414][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1347.778912][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1347.779172][ T32] task:kworker/1:582 state:D stack:0 pid:6244 tgid:6244 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.779800][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.780288][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.780616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.780698][ T32] r5:85aa578c r4:85aa5400 ** 3 printk messages dropped ** [ 1347.780888][ T32] r10:61c88647 r9:85a36000 r8:853b932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.781148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.781796][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.782028][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1347.782420][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.782512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.782544][ T32] r4:e0581dc0 [ 1347.782610][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.782657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.782680][ T32] r4:00000000 [ 1347.782705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.782750][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.782771][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.782812][ T32] r5:00001000 r4:eecd1000 [ 1347.782833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.782871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.782912][ T32] r5:85d62f8c r4:85d62c00 [ 1347.782932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.782976][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.782996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.783040][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.783063][ T32] r4:8509f580 [ 1347.783083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.783127][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.783174][ T32] r4:00000001 [ 1347.783197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.783262][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.783357][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.783435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.783474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.783503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.783526][ T32] r4:8509db40 [ 1347.783551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.783576][ T32] INFO: task kworker/1:583:6247 blocked for more than 474 seconds. [ 1347.783605][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.783628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.783650][ T32] task:kworker/1:583 state:D stack:0 pid:6247 tgid:6247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.783694][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.797186][ T32] Call trace: [ 1347.797304][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.797441][ T32] r10:8291a684 r9:ecc8dd84 r8:00000002 r7:60000013 r6:ecc8dd8c r5:85a33c00 [ 1347.797494][ T32] r4:85a33c00 [ 1347.797548][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.797639][ T32] r5:85a33c00 r4:8291a680 [ 1347.797771][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.797868][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.797954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc8de08 [ 1347.798000][ T32] r4:00000000 [ 1347.798038][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.798107][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.798181][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1347.798346][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.798727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.798808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.798878][ T32] r5:85aa678c r4:85aa6400 [ 1347.798900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.798967][ T32] r7:ddde2d80 r6:83018200 r5:85aa678c r4:853b9380 [ 1347.799032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.799131][ T32] r10:61c88647 r9:85a33c00 r8:853b93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.799195][ T32] r4:853b9380 [ 1347.799244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.799355][ T32] r10:00000000 r9:853b9380 r8:80287e08 r7:ecc81e60 r6:853d1680 r5:85a33c00 [ 1347.799419][ T32] r4:00000001 [ 1347.799466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.799557][ T32] Exception stack(0xecc8dfb0 to 0xecc8dff8) [ 1347.799620][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.799695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.799764][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.799827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.799879][ T32] r4:853c0680 [ 1347.800708][ T32] INFO: task kworker/1:583:6247 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.800802][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.800963][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.801160][ T32] Call trace: [ 1347.801242][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.801370][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.801426][ T32] r4:00000000 [ 1347.801492][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.801582][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.801663][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.801730][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.801783][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.801848][ T32] r5:80070013 r4:80239bb0 [ 1347.801900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.801982][ T32] r4:82ac21e4 [ 1347.802026][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.802112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.802160][ T32] r4:e0581dc0 [ 1347.802219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.802411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.802468][ T32] r4:00000000 [ 1347.802512][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.802629][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.802683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.802766][ T32] r5:00001000 r4:eecd1000 [ 1347.802809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.803117][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1347.803545][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.821442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.821668][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.821694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.821719][ T32] task:kworker/1:584 state:D stack:0 pid:6248 tgid:6248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.821838][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.821905][ T32] Call trace: [ 1347.822012][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.822096][ T32] r10:8291a684 r9:ecc91d84 r8:00000002 r7:60000113 r6:ecc91d8c r5:85a34800 [ 1347.822123][ T32] r4:85a34800 [ 1347.822145][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.822191][ T32] r5:85a34800 r4:8291a680 [ 1347.822212][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.822252][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.822294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc91e08 [ 1347.822332][ T32] r4:00000000 [ 1347.822357][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.822419][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.822461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.822503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0840 [ 1347.822542][ T32] r4:00000000 [ 1347.822567][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.822615][ T32] r9:83018205 r8:85a34800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1347.822685][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.822741][ T32] r5:00001000 r4:ec8cf000 [ 1347.822857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.822904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.823202][ T32] r5:85aa5f8c r4:85aa5c00 [ 1347.823227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.823276][ T32] r7:ddde2d80 r6:83018200 r5:85aa5f8c r4:853b9400 [ 1347.823299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.823372][ T32] r10:61c88647 r9:85a34800 r8:853b942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.823401][ T32] r4:853b9400 [ 1347.823427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.823488][ T32] r10:00000000 r9:853b9400 r8:80287e08 r7:ecc8de60 r6:853d1700 r5:85a34800 [ 1347.823537][ T32] r4:00000001 [ 1347.823562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.823604][ T32] Exception stack(0xecc91fb0 to 0xecc91ff8) [ 1347.823792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.826155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.826204][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.826263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.826291][ T32] r4:853c0680 [ 1347.826752][ T32] INFO: task kworker/1:584:6248 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 1 printk messages dropped ** [ 1347.826882][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.827137][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.827173][ T32] r4:00000000 [ 1347.827195][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.827238][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.827297][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.827387][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.827453][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.827506][ T32] r5:80070013 r4:80239bb0 [ 1347.827559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.827641][ T32] r4:82ac21e4 [ 1347.827702][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.827801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.827847][ T32] r4:e0581dc0 [ 1347.827891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.827969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.828018][ T32] r4:00000000 [ 1347.828059][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.828145][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.828190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.828272][ T32] r5:00001000 r4:eecd1000 [ 1347.828439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.828581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.828645][ T32] r5:85d62f8c r4:85d62c00 [ 1347.828700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.828790][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.828843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.828928][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.828978][ T32] r4:8509f580 [ 1347.829023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.829089][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.829123][ T32] r4:00000001 [ 1347.829149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.829196][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.829233][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.829296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.829337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.829400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.829433][ T32] r4:8509db40 [ 1347.829463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.829502][ T32] INFO: task kworker/1:585:6250 blocked for more than 474 seconds. ** 2 printk messages dropped ** [ 1347.829657][ T32] task:kworker/1:585 state:D stack:0 pid:6250 tgid:6250 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.830223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 ** 8 printk messages dropped ** [ 1347.830679][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.830835][ T32] r5:85aa638c r4:85aa6000 [ 1347.830860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.830911][ T32] r7:ddde2d80 r6:83018200 r5:85aa638c r4:853b9480 [ 1347.830932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.830979][ T32] r10:61c88647 r9:85a30000 r8:853b94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.831001][ T32] r4:853b9480 [ 1347.831020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.831064][ T32] r10:00000000 r9:853b9480 r8:80287e08 r7:ecc8de60 r6:853d1780 r5:85a30000 [ 1347.831090][ T32] r4:00000001 [ 1347.831112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.831176][ T32] Exception stack(0xecc99fb0 to 0xecc99ff8) [ 1347.831206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.831260][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.831291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.831321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.831344][ T32] r4:853c0780 [ 1347.831655][ T32] INFO: task kworker/1:585:6250 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.831693][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.831782][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.831851][ T32] Call trace: [ 1347.831902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.831959][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.831983][ T32] r4:00000000 [ 1347.832153][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.832298][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.832360][ T32] 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.832389][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.832417][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.832440][ T32] r5:80070013 r4:80239bb0 [ 1347.832461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.832518][ T32] r4:82ac21e4 [ 1347.832556][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.832627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.832654][ T32] r4:e0581dc0 [ 1347.832675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.832719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.832789][ T32] r4:00000000 [ 1347.832813][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.832858][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.832879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.832920][ T32] r5:00001000 r4:eecd1000 [ 1347.832940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.832978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.833020][ T32] r5:85d62f8c r4:85d62c00 [ 1347.833063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.833113][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.833135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.833182][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.833205][ T32] r4:8509f580 [ 1347.833224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.833268][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.833291][ T32] r4:00000001 [ 1347.833343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.833382][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.833410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.833463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.833494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.833523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.833547][ T32] r4:8509db40 [ 1347.833576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.833643][ T32] INFO: task kworker/1:586:6251 blocked for more than 474 seconds. [ 1347.833677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.833702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.833723][ T32] task:kworker/1:586 state:D stack:0 pid:6251 tgid:6251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.846823][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.847063][ T32] r4:85a36c00 ** 2 printk messages dropped ** [ 1347.847324][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1347.847638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.848187][ T32] r5:00001000 r4:eca59000 ** 2 printk messages dropped ** [ 1347.848422][ T32] r5:85aa738c r4:85aa7000 [ 1347.848521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.848580][ T32] r7:ddde2d80 r6:83018200 r5:85aa738c r4:853b9500 [ 1347.848634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.848838][ T32] r10:00000000 r9:853b9500 r8:80287e08 r7:ecc8de60 r6:853d1800 r5:85a36c00 ** 5 printk messages dropped ** [ 1347.849146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.849802][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.850558][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 4 printk messages dropped ** [ 1347.850722][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1347.850857][ T32] r4:e0581dc0 [ 1347.850884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.850929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.850952][ T32] r4:00000000 [ 1347.850980][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.851024][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.851046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.851087][ T32] r5:00001000 r4:eecd1000 [ 1347.851107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.851147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.851188][ T32] r5:85d62f8c r4:85d62c00 [ 1347.851208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.851254][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.851276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.851322][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.851344][ T32] r4:8509f580 [ 1347.851396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.851447][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.851470][ T32] r4:00000001 [ 1347.851501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.851539][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.851575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.851603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.851630][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.851659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.851682][ T32] r4:8509db40 [ 1347.851703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.851745][ T32] INFO: task kworker/0:967:6254 blocked for more than 474 seconds. [ 1347.851793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.851823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.851846][ T32] task:kworker/0:967 state:D stack:0 pid:6254 tgid:6254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.851892][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.851948][ T32] Call trace: [ 1347.852007][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.852059][ T32] r10:8291a684 r9:ecc7dd84 r8:00000002 r7:60000113 r6:ecc7dd8c r5:85a32400 [ 1347.852083][ T32] r4:85a32400 [ 1347.852104][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.852149][ T32] r5:85a32400 r4:8291a680 [ 1347.852168][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.852207][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.852331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc7de08 [ 1347.852387][ T32] r4:00000000 [ 1347.852412][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.852452][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.852515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.852567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9bc0 [ 1347.852592][ T32] r4:00000000 [ 1347.852648][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.852755][ T32] r9:83018005 r8:85a32400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1347.852788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.852831][ T32] r5:00001000 r4:eca43000 [ 1347.852852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.852916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.852972][ T32] r5:8593ff8c r4:8593fc00 [ 1347.853015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.853065][ T32] r7:dddced80 r6:83018000 r5:8593ff8c r4:853d1880 [ 1347.853137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.853282][ T32] r10:61c88647 r9:85a32400 r8:853d18ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.853310][ T32] r4:853d1880 [ 1347.853330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1347.853649][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.867412][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.867721][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1347.868007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 12 printk messages dropped ** [ 1347.868559][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1347.868907][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1347.869118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1347.869732][ T32] r5:85188000 r4:8291a680 ** 5 printk messages dropped ** [ 1347.869938][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.870322][ T32] r5:8482cf8c r4:8482cc00 [ 1347.870343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.870455][ T32] r10:61c88647 r9:85188000 r8:853d19ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.870791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1347.871347][ T32] Call trace: [ 1347.871416][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.871540][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.871599][ T32] r4:00000000 [ 1347.871684][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.871735][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.871765][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.871794][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.871818][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.871842][ T32] r5:80070013 r4:80239bb0 [ 1347.871874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.871942][ T32] r4:82ac21e4 [ 1347.871967][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.872013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.872062][ T32] r4:e0581dc0 [ 1347.872085][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.872127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.872163][ T32] r4:00000000 [ 1347.872209][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.872293][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.872372][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.872420][ T32] r5:00001000 r4:eecd1000 [ 1347.872444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.872483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.872556][ T32] r5:85d62f8c r4:85d62c00 [ 1347.872583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.872633][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.872655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.872701][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.872725][ T32] r4:8509f580 [ 1347.872745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.872789][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.872811][ T32] r4:00000001 [ 1347.872830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.872867][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.872893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.872935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.872992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.873028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.873053][ T32] r4:8509db40 [ 1347.873073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.873114][ T32] INFO: task kworker/1:587:6259 blocked for more than 474 seconds. [ 1347.873146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.873191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.873239][ T32] task:kworker/1:587 state:D stack:0 pid:6259 tgid:6259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.873359][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.873431][ T32] Call trace: [ 1347.873464][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.873526][ T32] r10:8291a684 r9:ecca9d84 r8:00000002 r7:60000013 r6:ecca9d8c r5:85188c00 [ 1347.873559][ T32] r4:85188c00 [ 1347.873593][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.873642][ T32] r5:85188c00 r4:8291a680 [ 1347.873662][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.873702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.886056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca9e08 [ 1347.886166][ T32] r4:00000000 [ 1347.886193][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.886253][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.886294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.886341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0cc0 [ 1347.886364][ T32] r4:00000000 [ 1347.886385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.886433][ T32] r9:83018205 r8:85188c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.886457][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.886502][ T32] r5:00001000 r4:eca0b000 [ 1347.886538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.886588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.886633][ T32] r5:85aa6b8c r4:85aa6800 [ 1347.886654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.886705][ T32] r7:ddde2d80 r6:83018200 r5:85aa6b8c r4:853b9580 [ 1347.886748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.886799][ T32] r10:61c88647 r9:85188c00 r8:853b95ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.886823][ T32] r4:853b9580 [ 1347.886843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.886888][ T32] r10:00000000 r9:853b9580 r8:80287e08 r7:ecc9de60 r6:853d1a80 r5:85188c00 [ 1347.886910][ T32] r4:00000001 [ 1347.886955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.887008][ T32] Exception stack(0xecca9fb0 to 0xecca9ff8) [ 1347.887043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.887072][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.887099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.887127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.887150][ T32] r4:853c0d80 [ 1347.887700][ T32] INFO: task kworker/1:587:6259 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.887825][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.887969][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.888106][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 4 printk messages dropped ** [ 1347.888375][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.888405][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.888432][ T32] r5:80070013 r4:80239bb0 [ 1347.888452][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.888495][ T32] r4:82ac21e4 [ 1347.888539][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.888654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.888682][ T32] r4:e0581dc0 [ 1347.888731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.888777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.888800][ T32] r4:00000000 [ 1347.888819][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.888899][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.888930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.888976][ T32] r5:00001000 r4:eecd1000 [ 1347.888995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.889059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.889136][ T32] r5:85d62f8c r4:85d62c00 [ 1347.889182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.889312][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.889378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.889462][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.889491][ T32] r4:8509f580 [ 1347.889546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.889648][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.889703][ T32] r4:00000001 [ 1347.889738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.889777][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.889804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.889833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.889861][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.889889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.889912][ T32] r4:8509db40 [ 1347.889932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.889961][ T32] INFO: task kworker/1:588:6260 blocked for more than 474 seconds. [ 1347.889995][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.890021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.890043][ T32] task:kworker/1:588 state:D stack:0 pid:6260 tgid:6260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.890090][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.890176][ T32] Call trace: [ 1347.890231][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.890285][ T32] r10:8291a684 r9:eccadd84 r8:00000002 r7:60000113 r6:eccadd8c r5:85189800 [ 1347.890308][ T32] r4:85189800 [ 1347.890359][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.890432][ T32] r5:85189800 r4:8291a680 [ 1347.890467][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.890534][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.890588][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccade08 [ 1347.890612][ T32] r4:00000000 [ 1347.890634][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.890671][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.890705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.890756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0f00 [ 1347.890782][ T32] r4:00000000 [ 1347.890819][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.890867][ T32] r9:83018205 r8:85189800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1347.890889][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.890964][ T32] r5:00001000 r4:eca19000 [ 1347.890988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.891052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.891100][ T32] r5:85aa6f8c r4:85aa6c00 [ 1347.891122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.891169][ T32] r7:ddde2d80 r6:83018200 r5:85aa6f8c r4:853b9600 [ 1347.891190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.891235][ T32] r10:61c88647 r9:85189800 r8:853b962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.891259][ T32] r4:853b9600 [ 1347.891278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.891322][ T32] r10:00000000 r9:853b9600 r8:80287e08 r7:ecc9de60 r6:853d1b00 r5:85189800 [ 1347.891343][ T32] r4:00000001 [ 1347.891362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.891396][ T32] Exception stack(0xeccadfb0 to 0xeccadff8) [ 1347.891422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.891502][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.891534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.891569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.891594][ T32] r4:853c0d80 [ 1347.891868][ T32] INFO: task kworker/1:588:6260 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.891904][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.891992][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.892070][ T32] Call trace: [ 1347.892105][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.892175][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.892226][ T32] r4:00000000 [ 1347.892253][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.892296][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.892374][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.892406][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.892529][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.892577][ T32] r5:80070013 r4:80239bb0 [ 1347.892646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.892710][ T32] r4:82ac21e4 [ 1347.892734][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.892779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.892801][ T32] r4:e0581dc0 [ 1347.892845][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.892940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.892968][ T32] r4:00000000 [ 1347.892988][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.893057][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.893089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.893203][ T32] r5:00001000 r4:eecd1000 [ 1347.893237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.893280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.893326][ T32] r5:85d62f8c r4:85d62c00 [ 1347.893348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.893420][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.893444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.893494][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.893516][ T32] r4:8509f580 [ 1347.893556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.893680][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.893792][ T32] r4:00000001 [ 1347.911070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.911196][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.911263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.911299][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.911326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.911357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.911381][ T32] r4:8509db40 [ 1347.911405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.911462][ T32] INFO: task kworker/1:589:6264 blocked for more than 474 seconds. [ 1347.911512][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.911544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.911577][ T32] task:kworker/1:589 state:D stack:0 pid:6264 tgid:6264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.911657][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.911716][ T32] Call trace: [ 1347.911778][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.911838][ T32] r10:8291a684 r9:eccb1d84 r8:00000002 r7:60000113 r6:eccb1d8c r5:859f6c00 [ 1347.911862][ T32] r4:859f6c00 [ 1347.911882][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.911934][ T32] r5:859f6c00 r4:8291a680 [ 1347.911956][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.911997][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.912063][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb1e08 [ 1347.912094][ T32] r4:00000000 [ 1347.912114][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.912149][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.912189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.912254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1040 [ 1347.912292][ T32] r4:00000000 [ 1347.912362][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.912445][ T32] r9:83018205 r8:859f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1347.912475][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.912542][ T32] r5:00001000 r4:eca6b000 [ 1347.912619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.912665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.912731][ T32] r5:85aa778c r4:85aa7400 [ 1347.912780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.912854][ T32] r7:ddde2d80 r6:83018200 r5:85aa778c r4:853b9680 [ 1347.912880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.912932][ T32] r10:61c88647 r9:859f6c00 r8:853b96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.912970][ T32] r4:853b9680 [ 1347.912993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.913040][ T32] r10:00000000 r9:853b9680 r8:80287e08 r7:ecc9de60 r6:853b9700 r5:859f6c00 [ 1347.913063][ T32] r4:00000001 [ 1347.913083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.913118][ T32] Exception stack(0xeccb1fb0 to 0xeccb1ff8) [ 1347.913184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.913234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.913264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.913316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.913358][ T32] r4:853c0f80 [ 1347.919629][ T32] INFO: task kworker/1:589:6264 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.919776][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.919902][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.919976][ T32] Call trace: [ 1347.920050][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.920130][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.920182][ T32] r4:00000000 [ 1347.920224][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.920358][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.920404][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.920453][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.920506][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.920539][ T32] r5:80070013 r4:80239bb0 [ 1347.920593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.920656][ T32] r4:82ac21e4 [ 1347.920686][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.920794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.920869][ T32] r4:e0581dc0 [ 1347.920916][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.920963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.921003][ T32] r4:00000000 [ 1347.921026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.921080][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 1 printk messages dropped ** [ 1347.921172][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1347.921335][ T32] r5:85d62f8c r4:85d62c00 ** 2 printk messages dropped ** [ 1347.921430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.921782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.921837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.921861][ T32] r4:8509db40 [ 1347.921884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.921913][ T32] INFO: task kworker/0:969:6265 blocked for more than 474 seconds. [ 1347.921948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.921972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.921994][ T32] task:kworker/0:969 state:D stack:0 pid:6265 tgid:6265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.922076][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.922172][ T32] Call trace: [ 1347.922285][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.922383][ T32] r10:8291a684 r9:eccb5d84 r8:00000002 r7:60000113 r6:eccb5d8c r5:859dec00 [ 1347.922409][ T32] r4:859dec00 [ 1347.922431][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.922490][ T32] r5:859dec00 r4:8291a680 [ 1347.922513][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.922561][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.922603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb5e08 [ 1347.922626][ T32] r4:00000000 [ 1347.922645][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.922679][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.922714][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.922756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85322000 [ 1347.922794][ T32] r4:00000000 [ 1347.922817][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.922892][ T32] r9:83018005 r8:859dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1347.922918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.922961][ T32] r5:00001000 r4:ecbc3000 [ 1347.922984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.923045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.923094][ T32] r5:8482d38c r4:8482d000 [ 1347.923120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.923167][ T32] r7:dddced80 r6:83018000 r5:8482d38c r4:853d1b80 [ 1347.923190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.923235][ T32] r10:61c88647 r9:859dec00 r8:853d1bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.923258][ T32] r4:853d1b80 [ 1347.923286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.923598][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.931231][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.931658][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1347.931957][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1347.932266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.932720][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1347.932818][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.933000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.933373][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.942063][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1347.942506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b12c0 ** 6 printk messages dropped ** [ 1347.942826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.942870][ T32] r5:85aa7f8c r4:85aa7c00 [ 1347.942915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.943047][ T32] r10:61c88647 r9:859eec00 r8:853b982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1347.943212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1347.943382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.948771][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.949326][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1347.949499][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 3 printk messages dropped ** [ 1347.949671][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1347.949864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 6 printk messages dropped ** [ 1347.950147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.950399][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1347.950627][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1347.950829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.951093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1347.951214][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.951380][ T32] r4:859e6c00 ** 2 printk messages dropped ** [ 1347.951468][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1347.951665][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.951721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1200 [ 1347.951750][ T32] r4:00000000 [ 1347.951772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.951841][ T32] r9:83018205 r8:859e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1347.951870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.951939][ T32] r5:00001000 r4:eca75000 [ 1347.951987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.952077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.952124][ T32] r5:85aa7b8c r4:85aa7800 [ 1347.952167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.952218][ T32] r7:ddde2d80 r6:83018200 r5:85aa7b8c r4:853b9900 [ 1347.952262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.952354][ T32] r10:61c88647 r9:859e6c00 r8:853b992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.952405][ T32] r4:853b9900 [ 1347.952431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.952478][ T32] r10:00000000 r9:853b9900 r8:80287e08 r7:ecc65e60 r6:853b9980 r5:859e6c00 [ 1347.952500][ T32] r4:00000001 [ 1347.952532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.952593][ T32] Exception stack(0xecca1fb0 to 0xecca1ff8) [ 1347.952626][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.952689][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.952719][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.952765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.952875][ T32] r4:853b1500 [ 1347.953238][ T32] INFO: task kworker/1:591:6269 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.953278][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.953358][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.953442][ T32] Call trace: [ 1347.953500][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.953588][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.953626][ T32] r4:00000000 [ 1347.953647][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.953768][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.961945][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.962000][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.962054][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.962090][ T32] r5:80070013 r4:80239bb0 [ 1347.962116][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.962204][ T32] r4:82ac21e4 [ 1347.962231][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.962285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.962357][ T32] r4:e0581dc0 [ 1347.962383][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.962428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.962453][ T32] r4:00000000 [ 1347.962474][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.962521][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.962546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.962592][ T32] r5:00001000 r4:eecd1000 [ 1347.962614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.962655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.962752][ T32] r5:85d62f8c r4:85d62c00 [ 1347.962781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.962855][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.962928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.962987][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.963063][ T32] r4:8509f580 [ 1347.963166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.963222][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1347.963271][ T32] r4:00000001 [ 1347.963306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.963348][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.963376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.963405][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.963481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.963517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.963559][ T32] r4:8509db40 [ 1347.963614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.963670][ T32] INFO: task kworker/1:592:6271 blocked for more than 474 seconds. [ 1347.963795][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.970237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.970313][ T32] task:kworker/1:592 state:D stack:0 pid:6271 tgid:6271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.970418][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.970499][ T32] Call trace: [ 1347.970566][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.970629][ T32] r10:8291a684 r9:eccc1d84 r8:00000002 r7:60000013 r6:eccc1d8c r5:85a68c00 [ 1347.970654][ T32] r4:85a68c00 [ 1347.970675][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.970749][ T32] r5:85a68c00 r4:8291a680 [ 1347.970776][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.970819][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.970862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc1e08 [ 1347.970885][ T32] r4:00000000 [ 1347.970904][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.970988][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.971048][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.971115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1680 [ 1347.971142][ T32] r4:00000000 [ 1347.971163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.971237][ T32] r9:83018205 r8:85a68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1347.971299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.971345][ T32] r5:00001000 r4:eccbd000 [ 1347.971398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.971443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.971511][ T32] r5:85aac38c r4:85aac000 [ 1347.971541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.971590][ T32] r7:ddde2d80 r6:83018200 r5:85aac38c r4:853b9a00 [ 1347.971615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.971662][ T32] r10:61c88647 r9:85a68c00 r8:853b9a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.971684][ T32] r4:853b9a00 [ 1347.971715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.971765][ T32] r10:00000000 r9:853b9a00 r8:80287e08 r7:ecc65e60 r6:853b9a80 r5:85a68c00 [ 1347.971787][ T32] r4:00000001 [ 1347.971808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.971845][ T32] Exception stack(0xeccc1fb0 to 0xeccc1ff8) [ 1347.971873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.971902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.971929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.972730][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.972943][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1347.973264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1347.982223][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1347.982799][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1347.983038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.983689][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.988674][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.989317][ T32] r9:83018205 r8:85a69800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 ** 3 printk messages dropped ** [ 1347.989573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.989655][ T32] r5:85aacb8c r4:85aac800 [ 1347.989718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.989815][ T32] r7:ddde2d80 r6:83018200 r5:85aacb8c r4:853b9b00 [ 1347.989859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.989947][ T32] r10:61c88647 r9:85a69800 r8:853b9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.990011][ T32] r4:853b9b00 [ 1347.990079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.990174][ T32] r10:00000000 r9:853b9b00 r8:80287e08 r7:eccc1e60 r6:853b9b80 r5:85a69800 [ 1347.990224][ T32] r4:00000001 [ 1347.990264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.990350][ T32] Exception stack(0xeccb9fb0 to 0xeccb9ff8) [ 1347.990407][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.990466][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.990549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.990616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.990662][ T32] r4:853b1780 [ 1347.991457][ T32] INFO: task kworker/1:593:6273 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1347.991534][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.991688][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.991778][ T32] Call trace: [ 1347.991881][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.991985][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1347.992067][ T32] r4:00000000 [ 1347.992114][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.992194][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.992250][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1347.992344][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.992401][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.992447][ T32] r5:80070013 r4:80239bb0 [ 1347.992494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.992570][ T32] r4:82ac21e4 [ 1347.992612][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.992694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.992741][ T32] r4:e0581dc0 [ 1347.992782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.992860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1347.992908][ T32] r4:00000000 [ 1347.992948][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.993034][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1347.993077][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.993159][ T32] r5:00001000 r4:eecd1000 [ 1347.993223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.993322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.993408][ T32] r5:85d62f8c r4:85d62c00 [ 1347.993492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.993582][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1347.993634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.993740][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.993838][ T32] r4:8509f580 [ 1348.009622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.009730][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.009785][ T32] r4:00000001 [ 1348.009810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.009852][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.009907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.009947][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.009976][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.010007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.010030][ T32] r4:8509db40 [ 1348.010054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.010110][ T32] INFO: task kworker/1:594:6274 blocked for more than 474 seconds. [ 1348.010219][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.010273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.010313][ T32] task:kworker/1:594 state:D stack:0 pid:6274 tgid:6274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.010425][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.010628][ T32] Call trace: [ 1348.010788][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.010848][ T32] r10:8291a684 r9:eccd5d84 r8:00000002 r7:60000113 r6:eccd5d8c r5:85a6a400 [ 1348.010871][ T32] r4:85a6a400 [ 1348.010892][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.010960][ T32] r5:85a6a400 r4:8291a680 [ 1348.010985][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.011026][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.011073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 [ 1348.011098][ T32] r4:00000000 [ 1348.011147][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.011211][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.011254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.011370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1700 [ 1348.011398][ T32] r4:00000000 [ 1348.011420][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.011467][ T32] r9:83018205 r8:85a6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1348.011502][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.011549][ T32] r5:00001000 r4:ecccb000 [ 1348.011572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.011614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.011657][ T32] r5:85aac78c r4:85aac400 [ 1348.011678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.011741][ T32] r7:ddde2d80 r6:83018200 r5:85aac78c r4:853b9c00 [ 1348.011769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.011818][ T32] r10:61c88647 r9:85a6a400 r8:853b9c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.011843][ T32] r4:853b9c00 [ 1348.011862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1348.012000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.012785][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.013716][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1348.023105][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1348.023389][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1348.023621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.024363][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.024742][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.025070][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.025373][ T32] r9:83018205 r8:85a6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 ** 4 printk messages dropped ** [ 1348.025546][ T32] r5:85aad78c r4:85aad400 [ 1348.025595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.025646][ T32] r7:ddde2d80 r6:83018200 r5:85aad78c r4:853b9d00 [ 1348.025668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1348.025845][ T32] r10:00000000 r9:853b9d00 r8:80287e08 r7:eccb9e60 r6:853b9d80 r5:85a6b000 ** 5 printk messages dropped ** [ 1348.026016][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.026081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.026130][ T32] r4:853b17c0 [ 1348.026612][ T32] INFO: task kworker/1:595:6276 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.026653][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.026737][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.026783][ T32] Call trace: [ 1348.026813][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.026865][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.026889][ T32] r4:00000000 [ 1348.026909][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.026949][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.026976][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.027005][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.027030][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.027052][ T32] r5:80070013 r4:80239bb0 [ 1348.027072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.027134][ T32] r4:82ac21e4 [ 1348.027160][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.027203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.027227][ T32] r4:e0581dc0 [ 1348.027247][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.027294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.027337][ T32] r4:00000000 [ 1348.027385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.027435][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.027456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.027497][ T32] r5:00001000 r4:eecd1000 [ 1348.027517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.027556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.027599][ T32] r5:85d62f8c r4:85d62c00 [ 1348.027620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.027666][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.027709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.027809][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.027859][ T32] r4:8509f580 [ 1348.027901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.027987][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.028033][ T32] r4:00000001 [ 1348.028081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.028157][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.028215][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.028264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.028294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.028345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.028386][ T32] r4:8509db40 [ 1348.028422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.028449][ T32] INFO: task kworker/1:596:6279 blocked for more than 474 seconds. [ 1348.028477][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.028549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.028575][ T32] task:kworker/1:596 state:D stack:0 pid:6279 tgid:6279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.028654][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.028738][ T32] Call trace: [ 1348.028828][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.028916][ T32] r10:8291a684 r9:eccd9d84 r8:00000002 r7:60000113 r6:eccd9d8c r5:85a6bc00 [ 1348.028941][ T32] r4:85a6bc00 [ 1348.028965][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.029032][ T32] r5:85a6bc00 r4:8291a680 [ 1348.029056][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.029112][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.029186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd9e08 [ 1348.029229][ T32] r4:00000000 [ 1348.029267][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.029317][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.029356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.029446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1b40 [ 1348.029475][ T32] r4:00000000 [ 1348.029496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.029542][ T32] r9:83018205 r8:85a6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1348.029564][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.029621][ T32] r5:00001000 r4:ecce3000 [ 1348.029664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.029750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.029801][ T32] r5:85aacf8c r4:85aacc00 [ 1348.029823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.029870][ T32] r7:ddde2d80 r6:83018200 r5:85aacf8c r4:853b9e00 [ 1348.029891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.029961][ T32] r10:61c88647 r9:85a6bc00 r8:853b9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.030036][ T32] r4:853b9e00 [ 1348.030231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1348.030336][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.030587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1348.030930][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.030992][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.031077][ T32] Call trace: [ 1348.031112][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.031197][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.031307][ T32] r4:00000000 [ 1348.031354][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.031407][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.031435][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.031463][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.031488][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.031511][ T32] r5:80070013 r4:80239bb0 [ 1348.031531][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.031570][ T32] r4:82ac21e4 [ 1348.031590][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.031631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.031653][ T32] r4:e0581dc0 [ 1348.031672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.031712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.031734][ T32] r4:00000000 [ 1348.031755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.031799][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.031833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.031924][ T32] r5:00001000 r4:eecd1000 [ 1348.031979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.032099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.032149][ T32] r5:85d62f8c r4:85d62c00 [ 1348.032170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.032216][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.032238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.032289][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.032331][ T32] r4:8509f580 [ 1348.032377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.032460][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.032504][ T32] r4:00000001 [ 1348.032526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.032564][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.032601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.032656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.032694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.032723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.032746][ T32] r4:8509db40 [ 1348.032766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.032803][ T32] INFO: task kworker/1:597:6281 blocked for more than 474 seconds. [ 1348.032844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.032882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.032918][ T32] task:kworker/1:597 state:D stack:0 pid:6281 tgid:6281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.032968][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.033031][ T32] Call trace: [ 1348.033065][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.033117][ T32] r10:8291a684 r9:eccedd84 r8:00000002 r7:60000013 r6:eccedd8c r5:85a6c800 [ 1348.033140][ T32] r4:85a6c800 [ 1348.033160][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.033205][ T32] r5:85a6c800 r4:8291a680 [ 1348.033225][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.033295][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.033357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccede08 [ 1348.033407][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.033469][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.049943][ T32] r5:85aad38c r4:85aad000 [ 1348.049995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.050087][ T32] r7:ddde2d80 r6:83018200 r5:85aad38c r4:853b9f00 ** 1 printk messages dropped ** [ 1348.050251][ T32] r10:61c88647 r9:85a6c800 r8:853b9f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1348.050581][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.050858][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.051562][ T32] INFO: task kworker/1:597:6281 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 7 printk messages dropped ** [ 1348.052338][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1348.052924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1348.053773][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1348.064461][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1348.064798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1348.065075][ T32] task:kworker/1:598 state:D stack:0 pid:6283 tgid:6283 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.065394][ T32] r5:85a6d400 r4:8291a680 ** 5 printk messages dropped ** [ 1348.065616][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.066034][ T32] r5:85aadf8c r4:85aadc00 [ 1348.066061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.066173][ T32] r7:ddde2d80 r6:83018200 r5:85aadf8c r4:8539e000 [ 1348.066199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.066296][ T32] r10:61c88647 r9:85a6d400 r8:8539e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.066322][ T32] r4:8539e000 [ 1348.066342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.066387][ T32] r10:00000000 r9:8539e000 r8:80287e08 r7:eccc9e60 r6:8539e080 r5:85a6d400 [ 1348.066409][ T32] r4:00000001 [ 1348.066460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.066501][ T32] Exception stack(0xeccf5fb0 to 0xeccf5ff8) [ 1348.066534][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.067101][ T32] INFO: task kworker/1:598:6283 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 9 printk messages dropped ** [ 1348.067593][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1348.067871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1348.068512][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1348.068929][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.069186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.069489][ T32] INFO: task kworker/1:599:6285 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1348.069696][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.069903][ T32] r4:85a6e000 ** 3 printk messages dropped ** [ 1348.070078][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.070226][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1348.070480][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.070638][ T32] r5:85aadb8c r4:85aad800 ** 2 printk messages dropped ** [ 1348.070782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.070895][ T32] r4:8539e100 ** 3 printk messages dropped ** [ 1348.071015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1348.071225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1348.071797][ T32] Call trace: ** 1 printk messages dropped ** [ 1348.071946][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1348.072149][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 3 printk messages dropped ** [ 1348.072259][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1348.072420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 4 printk messages dropped ** [ 1348.072585][ T32] r5:00001000 r4:eecd1000 [ 1348.072655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.072701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.072753][ T32] r5:85d62f8c r4:85d62c00 [ 1348.072774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.072851][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.072880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.072929][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.072953][ T32] r4:8509f580 [ 1348.072974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.073045][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.073077][ T32] r4:00000001 [ 1348.073099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.073136][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.073163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.073191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.073243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.073279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.073303][ T32] r4:8509db40 [ 1348.073324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.073351][ T32] INFO: task kworker/1:600:6287 blocked for more than 474 seconds. [ 1348.073380][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.073406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.073454][ T32] task:kworker/1:600 state:D stack:0 pid:6287 tgid:6287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.073510][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.073559][ T32] Call trace: [ 1348.073643][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.073701][ T32] r10:8291a684 r9:ecb0dd84 r8:00000002 r7:60000113 r6:ecb0dd8c r5:85a6ec00 [ 1348.073791][ T32] r4:85a6ec00 [ 1348.086984][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.087111][ T32] r5:85a6ec00 r4:8291a680 [ 1348.087280][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.087396][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.087481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 [ 1348.087540][ T32] r4:00000000 [ 1348.087582][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.087658][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.087735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.087815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399040 [ 1348.087864][ T32] r4:00000000 [ 1348.087905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.087991][ T32] r9:83018205 r8:85a6ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1348.088039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.088122][ T32] r5:00001000 r4:eb36b000 [ 1348.088162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.088239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.088386][ T32] r5:85aae38c r4:85aae000 [ 1348.088440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.088563][ T32] r7:ddde2d80 r6:83018200 r5:85aae38c r4:8539e200 [ 1348.088594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.088672][ T32] r10:61c88647 r9:85a6ec00 r8:8539e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.088701][ T32] r4:8539e200 [ 1348.088747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.088801][ T32] r10:00000000 r9:8539e200 r8:80287e08 r7:eccf5e60 r6:8539e280 r5:85a6ec00 [ 1348.088867][ T32] r4:00000001 [ 1348.088916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.088997][ T32] Exception stack(0xecb0dfb0 to 0xecb0dff8) [ 1348.089061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.089121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.089176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.089262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.089327][ T32] r4:85399080 [ 1348.090141][ T32] INFO: task kworker/1:600:6287 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.090234][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.090378][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.090469][ T32] Call trace: [ 1348.090575][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.090677][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1348.090849][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1348.091077][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1348.091450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 8 printk messages dropped ** [ 1348.092010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1348.092483][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.092538][ T32] r4:8509f580 [ 1348.092583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.092672][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.092721][ T32] r4:00000001 [ 1348.092761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.092848][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.092907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.092979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.093038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.093099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.093159][ T32] r4:8509db40 [ 1348.093236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.093337][ T32] INFO: task kworker/1:601:6289 blocked for more than 474 seconds. [ 1348.093413][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.093462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.093505][ T32] task:kworker/1:601 state:D stack:0 pid:6289 tgid:6289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.093607][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.093843][ T32] Call trace: [ 1348.107944][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.108112][ T32] r10:8291a684 r9:ecb41d84 r8:00000002 r7:60000113 r6:ecb41d8c r5:85a68000 [ 1348.108164][ T32] r4:85a68000 [ 1348.108210][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.108339][ T32] r5:85a68000 r4:8291a680 [ 1348.108393][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.108475][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.108562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb41e08 [ 1348.108609][ T32] r4:00000000 [ 1348.108649][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.108741][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.108836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.108941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853992c0 [ 1348.108996][ T32] r4:00000000 [ 1348.109040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.109133][ T32] r9:83018205 r8:85a68000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.109179][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.109283][ T32] r5:00001000 r4:eb587000 [ 1348.109335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.109421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.109535][ T32] r5:85aae78c r4:85aae400 [ 1348.109588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.109684][ T32] r7:ddde2d80 r6:83018200 r5:85aae78c r4:8539e300 [ 1348.109730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.109822][ T32] r10:61c88647 r9:85a68000 r8:8539e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.109897][ T32] r4:8539e300 [ 1348.109946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.110036][ T32] r10:00000000 r9:8539e300 r8:80287e08 r7:ecb0de60 r6:8539e380 r5:85a68000 [ 1348.110095][ T32] r4:00000001 [ 1348.110138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1348.110370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.111614][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.112116][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1348.112816][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.113125][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1348.113558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.124563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.125062][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.125482][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1348.126064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.126251][ T32] r7:ddde2d80 r6:83018200 r5:85aaeb8c r4:8539e400 ** 4 printk messages dropped ** [ 1348.126485][ T32] r10:00000000 r9:8539e400 r8:80287e08 r7:ecb41e60 r6:8539e480 r5:85a70000 ** 10 printk messages dropped ** [ 1348.127587][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.128094][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 8 printk messages dropped ** [ 1348.128447][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1348.128814][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1348.128980][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 2 printk messages dropped ** [ 1348.129075][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1348.129210][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1348.129305][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1348.129375][ T32] task:kworker/1:603 state:D stack:0 pid:6292 tgid:6292 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1348.129551][ T32] Call trace: [ 1348.129583][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.129637][ T32] r10:8291a684 r9:ecd05d84 r8:00000002 r7:60000013 r6:ecd05d8c r5:85a70c00 [ 1348.129661][ T32] r4:85a70c00 [ 1348.129681][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.129728][ T32] r5:85a70c00 r4:8291a680 [ 1348.129750][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.129791][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.129832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 [ 1348.129855][ T32] r4:00000000 [ 1348.129875][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.129911][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.129945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.129996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399500 [ 1348.130023][ T32] r4:00000000 [ 1348.130065][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.130112][ T32] r9:83018205 r8:85a70c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1348.130136][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.130178][ T32] r5:00001000 r4:eb997000 [ 1348.130199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.130237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.130281][ T32] r5:85aaef8c r4:85aaec00 [ 1348.130303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.130351][ T32] r7:ddde2d80 r6:83018200 r5:85aaef8c r4:8539e500 [ 1348.130372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.130417][ T32] r10:61c88647 r9:85a70c00 r8:8539e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.130456][ T32] r4:8539e500 [ 1348.130492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.130558][ T32] r10:00000000 r9:8539e500 r8:80287e08 r7:ecce1e60 r6:8539e580 r5:85a70c00 [ 1348.130585][ T32] r4:00000001 [ 1348.130628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.130672][ T32] Exception stack(0xecd05fb0 to 0xecd05ff8) [ 1348.130704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.130733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.130759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.130787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.130839][ T32] r4:85399280 [ 1348.131131][ T32] INFO: task kworker/1:603:6292 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.131180][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.131245][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.131308][ T32] Call trace: [ 1348.131338][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.131390][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.131413][ T32] r4:00000000 [ 1348.131433][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.131473][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.131501][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.131537][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.131564][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.131587][ T32] r5:80070013 r4:80239bb0 [ 1348.131629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.131674][ T32] r4:82ac21e4 [ 1348.131696][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.131739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.131763][ T32] r4:e0581dc0 [ 1348.131846][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.131891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.131918][ T32] r4:00000000 [ 1348.131937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.131981][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.132003][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.132044][ T32] r5:00001000 r4:eecd1000 [ 1348.132070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.132136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.132184][ T32] r5:85d62f8c r4:85d62c00 [ 1348.132206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.132251][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.132273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.132350][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.132375][ T32] r4:8509f580 [ 1348.132395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.132440][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.132464][ T32] r4:00000001 [ 1348.132483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.132517][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.132550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.132580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.132609][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.132646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.132697][ T32] r4:8509db40 [ 1348.132755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.132798][ T32] INFO: task kworker/1:604:6295 blocked for more than 474 seconds. [ 1348.132834][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.132870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.132897][ T32] task:kworker/1:604 state:D stack:0 pid:6295 tgid:6295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.132963][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.133023][ T32] Call trace: [ 1348.133062][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.133124][ T32] r10:8291a684 r9:ecd09d84 r8:00000002 r7:60000113 r6:ecd09d8c r5:85a71800 [ 1348.133151][ T32] r4:85a71800 [ 1348.133173][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.133222][ T32] r5:85a71800 r4:8291a680 [ 1348.133242][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.133290][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.133333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd09e08 [ 1348.133359][ T32] r4:00000000 [ 1348.133380][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.133415][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.133450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.133492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399b00 [ 1348.133516][ T32] r4:00000000 [ 1348.133550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.133599][ T32] r9:83018205 r8:85a71800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1348.133627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.133772][ T32] r5:00001000 r4:ebcdf000 [ 1348.151489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.151597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.151651][ T32] r5:85aaff8c r4:85aafc00 [ 1348.151675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.151726][ T32] r7:ddde2d80 r6:83018200 r5:85aaff8c r4:8539e600 [ 1348.151774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.151836][ T32] r10:61c88647 r9:85a71800 r8:8539e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.151863][ T32] r4:8539e600 [ 1348.151885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.151937][ T32] r10:00000000 r9:8539e600 r8:80287e08 r7:ecd05e60 r6:8539e680 r5:85a71800 [ 1348.151961][ T32] r4:00000001 [ 1348.151982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.152024][ T32] Exception stack(0xecd09fb0 to 0xecd09ff8) [ 1348.152056][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.152110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.152165][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.152217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.152247][ T32] r4:85399540 [ 1348.152755][ T32] INFO: task kworker/1:604:6295 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.152804][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.152898][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.152957][ T32] Call trace: [ 1348.152993][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.153054][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.153080][ T32] r4:00000000 [ 1348.153103][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.153148][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.153191][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.153230][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.153259][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.153291][ T32] r5:80070013 r4:80239bb0 [ 1348.153314][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.153361][ T32] r4:82ac21e4 [ 1348.153383][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.153429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.153455][ T32] r4:e0581dc0 [ 1348.153476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.153520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.153579][ T32] r4:00000000 [ 1348.153643][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1348.159267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1348.160225][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1348.160594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.160823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1348.161051][ T32] task:kworker/1:605 state:D stack:0 pid:6297 tgid:6297 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.161693][ T32] r5:85a72400 r4:8291a680 ** 2 printk messages dropped ** [ 1348.161881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 ** 1 printk messages dropped ** [ 1348.161948][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.161986][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.162068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.162157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399540 [ 1348.162245][ T32] r4:00000000 [ 1348.162303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.162366][ T32] r9:83018205 r8:85a72400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1348.162417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.162467][ T32] r5:00001000 r4:eb9ff000 [ 1348.162497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.162609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.162702][ T32] r5:85aaf38c r4:85aaf000 [ 1348.162752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.162843][ T32] r7:ddde2d80 r6:83018200 r5:85aaf38c r4:8539e700 [ 1348.162884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.162978][ T32] r10:61c88647 r9:85a72400 r8:8539e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.163027][ T32] r4:8539e700 [ 1348.163077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.163130][ T32] r10:00000000 r9:8539e700 r8:80287e08 r7:ecd09e60 r6:8539e780 r5:85a72400 [ 1348.163153][ T32] r4:00000001 [ 1348.163174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.163213][ T32] Exception stack(0xecd11fb0 to 0xecd11ff8) [ 1348.163254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.163316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.163346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.163376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.163399][ T32] r4:85399640 [ 1348.176463][ T32] INFO: task kworker/1:605:6297 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.176712][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.176880][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.177005][ T32] Call trace: [ 1348.177098][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.177215][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.177265][ T32] r4:00000000 [ 1348.177332][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.177422][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.177501][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.177568][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.177624][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.177657][ T32] r5:80070013 r4:80239bb0 [ 1348.177682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.177749][ T32] r4:82ac21e4 [ 1348.177779][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.177825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.177848][ T32] r4:e0581dc0 [ 1348.177870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.177914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.177978][ T32] r4:00000000 [ 1348.178032][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.178125][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.178175][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.178240][ T32] r5:00001000 r4:eecd1000 ** 1 printk messages dropped ** [ 1348.178347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.178721][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1348.179024][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.179533][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.179725][ T32] r10:8291a684 r9:ecd15d84 r8:00000002 r7:60000013 r6:ecd15d8c r5:85a73000 ** 4 printk messages dropped ** [ 1348.179930][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.180272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1348.180627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.180838][ T32] r5:85aaf78c r4:85aaf400 ** 1 printk messages dropped ** [ 1348.180962][ T32] r7:ddde2d80 r6:83018200 r5:85aaf78c r4:8539e800 ** 1 printk messages dropped ** [ 1348.181063][ T32] r10:61c88647 r9:85a73000 r8:8539e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1348.182022][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.183132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1348.183540][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1348.200097][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.200732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.201438][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.201733][ T32] r4:85a73c00 ** 5 printk messages dropped ** [ 1348.201985][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.202295][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.202448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.202499][ T32] r5:00001000 r4:ebacb000 [ 1348.202523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.202573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.202618][ T32] r5:85aafb8c r4:85aaf800 [ 1348.202650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.202721][ T32] r7:ddde2d80 r6:83018200 r5:85aafb8c r4:8539e900 [ 1348.202760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.202833][ T32] r10:61c88647 r9:85a73c00 r8:8539e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.202870][ T32] r4:8539e900 [ 1348.202895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.202943][ T32] r10:00000000 r9:8539e900 r8:80287e08 r7:ecd09e60 r6:8539e980 r5:85a73c00 [ 1348.202966][ T32] r4:00000001 [ 1348.202985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.203044][ T32] Exception stack(0xecd19fb0 to 0xecd19ff8) [ 1348.203074][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.203105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.203145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.203181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.203207][ T32] r4:85399900 [ 1348.203765][ T32] INFO: task kworker/1:607:6301 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.209841][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.210013][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.210134][ T32] Call trace: [ 1348.210207][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.210322][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.210371][ T32] r4:00000000 [ 1348.210411][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.210499][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.210575][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.210653][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.210715][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.210772][ T32] r5:80070013 r4:80239bb0 [ 1348.210822][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.210904][ T32] r4:82ac21e4 [ 1348.210954][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.211044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.211098][ T32] r4:e0581dc0 [ 1348.211137][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.211224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.211283][ T32] r4:00000000 [ 1348.211336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.211424][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.211469][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.211564][ T32] r5:00001000 r4:eecd1000 [ 1348.211611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.211694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.211812][ T32] r5:85d62f8c r4:85d62c00 [ 1348.211865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.211975][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.212034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.212125][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.212169][ T32] r4:8509f580 [ 1348.212222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.212334][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.212399][ T32] r4:00000001 [ 1348.212428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.212506][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.212571][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.212627][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.212682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.212743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.212794][ T32] r4:8509db40 [ 1348.212846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.212906][ T32] INFO: task kworker/1:608:6303 blocked for more than 474 seconds. [ 1348.212969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.213026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.213072][ T32] task:kworker/1:608 state:D stack:0 pid:6303 tgid:6303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.213163][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.213270][ T32] Call trace: [ 1348.213357][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.213416][ T32] r10:8291a684 r9:ecd1dd84 r8:00000002 r7:60000013 r6:ecd1dd8c r5:85a74800 [ 1348.213441][ T32] r4:85a74800 [ 1348.213464][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.213544][ T32] r5:85a74800 r4:8291a680 ** 1 printk messages dropped ** [ 1348.213711][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.225011][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1348.225239][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.225743][ T32] r5:85ab478c r4:85ab4400 [ 1348.225786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.225878][ T32] r7:ddde2d80 r6:83018200 r5:85ab478c r4:8539ea00 [ 1348.225922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.226001][ T32] r10:61c88647 r9:85a74800 r8:8539ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.226046][ T32] r4:8539ea00 [ 1348.226110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.226200][ T32] r10:00000000 r9:8539ea00 r8:80287e08 r7:ecd09e60 r6:8539ea80 r5:85a74800 [ 1348.226237][ T32] r4:00000001 [ 1348.226263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.226309][ T32] Exception stack(0xecd1dfb0 to 0xecd1dff8) [ 1348.226342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.226374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.226404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.226433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.226476][ T32] r4:85399ac0 [ 1348.226944][ T32] INFO: task kworker/1:608:6303 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.226990][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.227068][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.227122][ T32] Call trace: [ 1348.227160][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.227216][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.227245][ T32] r4:00000000 [ 1348.227267][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.227312][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.227341][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.227372][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.227398][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.227422][ T32] r5:80070013 r4:80239bb0 [ 1348.227443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.227484][ T32] r4:82ac21e4 [ 1348.227506][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.227558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.227585][ T32] r4:e0581dc0 [ 1348.227606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.227650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.227674][ T32] r4:00000000 [ 1348.227696][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.227742][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.227764][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.227808][ T32] r5:00001000 r4:eecd1000 [ 1348.227827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.227867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.227911][ T32] r5:85d62f8c r4:85d62c00 [ 1348.227931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.227981][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.228002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.228049][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.228072][ T32] r4:8509f580 [ 1348.228093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.228167][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.228200][ T32] r4:00000001 [ 1348.228248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.228293][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.228367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.228399][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.228431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.228461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.228483][ T32] r4:8509db40 [ 1348.228524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.228569][ T32] INFO: task kworker/1:609:6305 blocked for more than 474 seconds. [ 1348.228622][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.228654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.228694][ T32] task:kworker/1:609 state:D stack:0 pid:6305 tgid:6305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.228747][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.228792][ T32] Call trace: [ 1348.228824][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.228875][ T32] r10:8291a684 r9:ecd21d84 r8:00000002 r7:60000113 r6:ecd21d8c r5:85a75400 [ 1348.228901][ T32] r4:85a75400 [ 1348.228924][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.228973][ T32] r5:85a75400 r4:8291a680 [ 1348.228998][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.229040][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.229223][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1348.229403][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.229668][ T32] r5:85ab438c r4:85ab4000 [ 1348.229691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.229742][ T32] r7:ddde2d80 r6:83018200 r5:85ab438c r4:8539eb00 [ 1348.229786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.229841][ T32] r10:61c88647 r9:85a75400 r8:8539eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.229891][ T32] r4:8539eb00 [ 1348.229927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.229985][ T32] r10:00000000 r9:8539eb00 r8:80287e08 r7:ecd1de60 r6:8539eb80 r5:85a75400 [ 1348.230011][ T32] r4:00000001 [ 1348.230043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.230085][ T32] Exception stack(0xecd21fb0 to 0xecd21ff8) [ 1348.230130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.230192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.230226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.230260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.230289][ T32] r4:85399ac0 [ 1348.230565][ T32] INFO: task kworker/1:609:6305 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.230604][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.230718][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.230769][ T32] Call trace: [ 1348.230820][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.230879][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.230906][ T32] r4:00000000 [ 1348.230927][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.230972][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.231003][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.231044][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.231076][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.231114][ T32] r5:80070013 r4:80239bb0 [ 1348.231150][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.231194][ T32] r4:82ac21e4 [ 1348.231218][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.231263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.231291][ T32] r4:e0581dc0 [ 1348.231314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.231360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.231384][ T32] r4:00000000 [ 1348.231430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.231481][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.231505][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.231556][ T32] r5:00001000 r4:eecd1000 [ 1348.231600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.231649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.231695][ T32] r5:85d62f8c r4:85d62c00 [ 1348.231717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.231767][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.231816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.231871][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.231897][ T32] r4:8509f580 [ 1348.231920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.231971][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.231994][ T32] r4:00000001 [ 1348.232018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.232055][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.232096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.232132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.232163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.232195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.232220][ T32] r4:8509db40 [ 1348.232244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.232271][ T32] INFO: task kworker/1:610:6307 blocked for more than 474 seconds. [ 1348.232338][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.232378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.232404][ T32] task:kworker/1:610 state:D stack:0 pid:6307 tgid:6307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.232456][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.232501][ T32] Call trace: [ 1348.232541][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.232607][ T32] r10:8291a684 r9:ecd25d84 r8:00000002 r7:60000113 r6:ecd25d8c r5:85a76000 ** 6 printk messages dropped ** [ 1348.232993][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.233319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.249396][ T32] r5:85ab4b8c r4:85ab4800 [ 1348.249449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.249700][ T32] r10:61c88647 r9:85a76000 r8:8539ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.250138][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.251611][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1348.252163][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.252453][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.252766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.253580][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 1 printk messages dropped ** [ 1348.253772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.264508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.264574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.264605][ T32] r4:8509db40 [ 1348.264637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.264674][ T32] INFO: task kworker/1:611:6309 blocked for more than 474 seconds. [ 1348.264713][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.264769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.264815][ T32] task:kworker/1:611 state:D stack:0 pid:6309 tgid:6309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.264907][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.264996][ T32] Call trace: [ 1348.265061][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.265133][ T32] r10:8291a684 r9:ecd29d84 r8:00000002 r7:60000113 r6:ecd29d8c r5:85a76c00 [ 1348.265160][ T32] r4:85a76c00 [ 1348.265186][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.265258][ T32] r5:85a76c00 r4:8291a680 [ 1348.265299][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.265378][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.265439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd29e08 [ 1348.265647][ T32] r4:00000000 [ 1348.265685][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.265777][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.265927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.266029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537a0c0 [ 1348.266111][ T32] r4:00000000 [ 1348.266176][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.266276][ T32] r9:83018205 r8:85a76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.266314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.266382][ T32] r5:00001000 r4:ec797000 [ 1348.266443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.266535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.266624][ T32] r5:85ab538c r4:85ab5000 [ 1348.266671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.266760][ T32] r7:ddde2d80 r6:83018200 r5:85ab538c r4:8539ed00 [ 1348.266803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.266922][ T32] r10:61c88647 r9:85a76c00 r8:8539ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.266990][ T32] r4:8539ed00 [ 1348.267066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.267184][ T32] r10:00000000 r9:8539ed00 r8:80287e08 r7:ecd25e60 r6:8539ed80 r5:85a76c00 [ 1348.267272][ T32] r4:00000001 [ 1348.267320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.267405][ T32] Exception stack(0xecd29fb0 to 0xecd29ff8) [ 1348.267459][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.267535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.267606][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.267663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.267708][ T32] r4:85399f40 [ 1348.268436][ T32] INFO: task kworker/1:611:6309 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.268514][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.268645][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.268760][ T32] Call trace: [ 1348.268866][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.268978][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.269048][ T32] r4:00000000 [ 1348.269096][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.269178][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.269233][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.269290][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.269342][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.269395][ T32] r5:80070013 r4:80239bb0 [ 1348.269436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.269512][ T32] r4:82ac21e4 [ 1348.269563][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1348.269807][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.270059][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1348.270400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1348.270594][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1348.270769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.270932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1348.271030][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.271191][ T32] r4:85a78000 ** 1 printk messages dropped ** [ 1348.271262][ T32] r5:85a78000 r4:8291a680 ** 3 printk messages dropped ** [ 1348.271395][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.271492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1348.271705][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.271862][ T32] r5:85ab4f8c r4:85ab4c00 [ 1348.271952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.272007][ T32] r7:ddde2d80 r6:83018200 r5:85ab4f8c r4:8539ee00 [ 1348.272033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.272084][ T32] r10:61c88647 r9:85a78000 r8:8539ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.272108][ T32] r4:8539ee00 [ 1348.272161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.272270][ T32] r10:00000000 r9:8539ee00 r8:80287e08 r7:ecd29e60 r6:8539ee80 r5:85a78000 [ 1348.272336][ T32] r4:00000001 [ 1348.272373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.272429][ T32] Exception stack(0xecd2dfb0 to 0xecd2dff8) [ 1348.272474][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.272504][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.272538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.272570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.272596][ T32] r4:8537a280 [ 1348.272876][ T32] INFO: task kworker/1:612:6311 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.272913][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.272977][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.273026][ T32] Call trace: [ 1348.273058][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.273113][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.273138][ T32] r4:00000000 [ 1348.273159][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.273227][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.273264][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.273301][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.273330][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.273362][ T32] r5:80070013 r4:80239bb0 [ 1348.273385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.273428][ T32] r4:82ac21e4 [ 1348.273464][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.273511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.273543][ T32] r4:e0581dc0 [ 1348.273579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.273628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.273652][ T32] r4:00000000 [ 1348.273674][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.273722][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.290011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.290152][ T32] r5:00001000 r4:eecd1000 [ 1348.290177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.290220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.290277][ T32] r5:85d62f8c r4:85d62c00 [ 1348.290303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.290353][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.290469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.290523][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.290557][ T32] r4:8509f580 [ 1348.290578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.290672][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.290700][ T32] r4:00000001 [ 1348.290809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.290854][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.290886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.290916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.290943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1348.291047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1348.291434][ T32] r4:85a78c00 ** 5 printk messages dropped ** [ 1348.291703][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.291865][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.292403][ T32] r5:85ab5b8c r4:85ab5800 [ 1348.292464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.292593][ T32] r10:61c88647 r9:85a78c00 r8:8539ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.292838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.302979][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1348.303653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 12 printk messages dropped ** [ 1348.307355][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1348.307762][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1348.308168][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1348.308639][ T32] r4:85a79800 ** 3 printk messages dropped ** [ 1348.308766][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.308807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd35e08 [ 1348.308853][ T32] r4:00000000 [ 1348.308877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.308914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.309042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.309096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537a340 [ 1348.309119][ T32] r4:00000000 [ 1348.309140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.309188][ T32] r9:83018205 r8:85a79800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1348.309211][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.309253][ T32] r5:00001000 r4:ec7b1000 [ 1348.309272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.309315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.309358][ T32] r5:85ab578c r4:85ab5400 [ 1348.309425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.309488][ T32] r7:ddde2d80 r6:83018200 r5:85ab578c r4:85379000 [ 1348.309512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.309590][ T32] r10:61c88647 r9:85a79800 r8:8537902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.309618][ T32] r4:85379000 [ 1348.309639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.309708][ T32] r10:00000000 r9:85379000 r8:80287e08 r7:ecd31e60 r6:85379080 r5:85a79800 [ 1348.309736][ T32] r4:00000001 [ 1348.309756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.309792][ T32] Exception stack(0xecd35fb0 to 0xecd35ff8) [ 1348.309820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.309847][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.309873][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.309901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.309923][ T32] r4:8537a480 [ 1348.310353][ T32] INFO: task kworker/1:614:6314 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.310390][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.310447][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.310529][ T32] Call trace: [ 1348.310591][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.310644][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.310668][ T32] r4:00000000 [ 1348.310686][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.310726][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.310755][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.310782][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.310808][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.310831][ T32] r5:80070013 r4:80239bb0 [ 1348.310853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.310891][ T32] r4:82ac21e4 [ 1348.310935][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.310982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.311004][ T32] r4:e0581dc0 [ 1348.311047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.311161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.311188][ T32] r4:00000000 [ 1348.311208][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.311253][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.311274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.311327][ T32] r5:00001000 r4:eecd1000 [ 1348.311352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.311392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.311433][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1348.311631][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.311938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.312282][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.312509][ T32] r5:85a7bc00 r4:8291a680 ** 6 printk messages dropped ** [ 1348.312779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.313177][ T32] r5:85ab5f8c r4:85ab5c00 ** 1 printk messages dropped ** [ 1348.313248][ T32] r7:ddde2d80 r6:83018200 r5:85ab5f8c r4:85379100 ** 4 printk messages dropped ** [ 1348.313400][ T32] r10:00000000 r9:85379100 r8:80287e08 r7:ecd31e60 r6:85379180 r5:85a7bc00 ** 10 printk messages dropped ** [ 1348.323774][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.324541][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1348.324772][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1348.324958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1348.325344][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1348.325794][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1348.325917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.326339][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.326383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 [ 1348.326406][ T32] r4:00000000 [ 1348.326427][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.326464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.326500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.326548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537aa00 [ 1348.326571][ T32] r4:00000000 [ 1348.326592][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.326635][ T32] r9:83018205 r8:85a7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1348.326658][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.326704][ T32] r5:00001000 r4:ec9a3000 [ 1348.326724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.326763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.326807][ T32] r5:85ab638c r4:85ab6000 [ 1348.326830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.326879][ T32] r7:ddde2d80 r6:83018200 r5:85ab638c r4:85379200 [ 1348.326901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.326950][ T32] r10:61c88647 r9:85a7a400 r8:8537922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.326972][ T32] r4:85379200 [ 1348.327007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.327074][ T32] r10:00000000 r9:85379200 r8:80287e08 r7:ecd3de60 r6:85379280 r5:85a7a400 [ 1348.327127][ T32] r4:00000001 [ 1348.327176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.327228][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) [ 1348.327259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.327292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.327319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.327369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.327399][ T32] r4:8537a540 [ 1348.327851][ T32] INFO: task kworker/1:616:6320 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.327893][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.327952][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.327999][ T32] Call trace: [ 1348.328041][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.328098][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.328123][ T32] r4:00000000 [ 1348.328142][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.328184][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.328212][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.328242][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.328285][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.328328][ T32] r5:80070013 r4:80239bb0 [ 1348.328351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.328394][ T32] r4:82ac21e4 [ 1348.328414][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.328457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.328506][ T32] r4:e0581dc0 [ 1348.328535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.328579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.328602][ T32] r4:00000000 [ 1348.328621][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.328665][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.328687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.328728][ T32] r5:00001000 r4:eecd1000 [ 1348.328748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.328786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.328828][ T32] r5:85d62f8c r4:85d62c00 [ 1348.328848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.328893][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.328915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.328962][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.328984][ T32] r4:8509f580 [ 1348.329003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.329073][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.329124][ T32] r4:00000001 [ 1348.329147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.329184][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.329210][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.329239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.329265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.329298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.329320][ T32] r4:8509db40 [ 1348.329340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.329363][ T32] INFO: task kworker/1:617:6322 blocked for more than 474 seconds. [ 1348.329390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.329414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.329435][ T32] task:kworker/1:617 state:D stack:0 pid:6322 tgid:6322 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.329992][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.330239][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.330537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.330702][ T32] r7:ddde2d80 r6:83018200 r5:85ab678c r4:85379300 ** 4 printk messages dropped ** [ 1348.330909][ T32] r10:00000000 r9:85379300 r8:80287e08 r7:ecd41e60 r6:85379380 r5:85a7c800 ** 9 printk messages dropped ** [ 1348.331426][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.331776][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.331802][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.331825][ T32] r5:80070013 r4:80239bb0 [ 1348.331888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.331933][ T32] r4:82ac21e4 [ 1348.331955][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.332012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.332039][ T32] r4:e0581dc0 [ 1348.332082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.332129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.332156][ T32] r4:00000000 [ 1348.332209][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.332258][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.332294][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.332357][ T32] r5:00001000 r4:eecd1000 [ 1348.332413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.332459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.332529][ T32] r5:85d62f8c r4:85d62c00 [ 1348.332576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.332627][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.332662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.332713][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.332735][ T32] r4:8509f580 [ 1348.332754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.332800][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.332822][ T32] r4:00000001 [ 1348.332875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.332914][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.332940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.332982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.333012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.333149][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1348.333458][ T32] r4:85a7e000 ** 5 printk messages dropped ** [ 1348.351559][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.351658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.351966][ T32] r5:8482d78c r4:8482d400 [ 1348.351988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.352035][ T32] r7:ddde2d80 r6:83018200 r5:8482d78c r4:85379400 ** 5 printk messages dropped ** [ 1348.352232][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.352432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.353149][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1348.353455][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.360247][ T32] r4:00000000 [ 1348.360288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.360379][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.360406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.360469][ T32] r5:00001000 r4:eecd1000 [ 1348.360496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.360551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.360598][ T32] r5:85d62f8c r4:85d62c00 [ 1348.360620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.360671][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.360696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.360747][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.360775][ T32] r4:8509f580 [ 1348.360799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.360849][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.360886][ T32] r4:00000001 [ 1348.360913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.360954][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.360986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.361017][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.361045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.361077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.361103][ T32] r4:8509db40 [ 1348.361128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.361159][ T32] INFO: task kworker/1:619:6326 blocked for more than 474 seconds. [ 1348.361196][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.361222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.361246][ T32] task:kworker/1:619 state:D stack:0 pid:6326 tgid:6326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.361332][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.361379][ T32] Call trace: [ 1348.361414][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.361470][ T32] r10:8291a684 r9:ecd49d84 r8:00000002 r7:60000113 r6:ecd49d8c r5:85a7d400 [ 1348.361495][ T32] r4:85a7d400 [ 1348.361520][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.361575][ T32] r5:85a7d400 r4:8291a680 [ 1348.361598][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.361640][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.361685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 [ 1348.361708][ T32] r4:00000000 [ 1348.361730][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.361768][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.361802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.361844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537afc0 [ 1348.361866][ T32] r4:00000000 [ 1348.361886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.361935][ T32] r9:83018205 r8:85a7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1348.361958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.362001][ T32] r5:00001000 r4:ecad3000 ** 1 printk messages dropped ** [ 1348.362063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.362107][ T32] r5:85ab6b8c r4:85ab6800 [ 1348.362130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.362260][ T32] r10:61c88647 r9:85a7d400 r8:8537952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.362537][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.363284][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1348.369750][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.369938][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.370149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.370464][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1348.370791][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1348.370946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1348.371323][ T32] r5:85a7ec00 r4:8291a680 ** 6 printk messages dropped ** [ 1348.371565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.371898][ T32] r5:85ab6f8c r4:85ab6c00 [ 1348.371980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.372278][ T32] r10:00000000 r9:85379600 r8:80287e08 r7:ecd49e60 r6:85379680 r5:85a7ec00 ** 10 printk messages dropped ** [ 1348.373188][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.373550][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 10 printk messages dropped ** [ 1348.382654][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.383001][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1348.383252][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.383397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.383711][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.390720][ T32] r5:852c0c00 r4:8291a680 ** 4 printk messages dropped ** [ 1348.390885][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1348.391180][ T32] r5:00001000 r4:ecb45000 ** 2 printk messages dropped ** [ 1348.391296][ T32] r5:85ab7f8c r4:85ab7c00 ** 3 printk messages dropped ** [ 1348.391442][ T32] r10:61c88647 r9:852c0c00 r8:8537972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1348.391679][ T32] r4:00000001 [ 1348.391706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.391748][ T32] Exception stack(0xecd51fb0 to 0xecd51ff8) [ 1348.391780][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.391812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.391840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.391869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.391908][ T32] r4:85378040 [ 1348.392386][ T32] INFO: task kworker/1:621:6330 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.392428][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.392535][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.392590][ T32] Call trace: [ 1348.392625][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.392681][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.392708][ T32] r4:00000000 [ 1348.392749][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.392798][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.392828][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.392861][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.392887][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.392913][ T32] r5:80070013 r4:80239bb0 [ 1348.392935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.392992][ T32] r4:82ac21e4 [ 1348.393021][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.393069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.393093][ T32] r4:e0581dc0 [ 1348.393115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.393158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.393182][ T32] r4:00000000 [ 1348.393204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.393249][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.393273][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.393319][ T32] r5:00001000 r4:eecd1000 [ 1348.393340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.393382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.393425][ T32] r5:85d62f8c r4:85d62c00 [ 1348.393467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.393522][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.393551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.393601][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.393624][ T32] r4:8509f580 [ 1348.393644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.393692][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.393952][ T32] r4:00000001 [ 1348.399648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.399721][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.399838][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.399875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.399904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.399936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.400039][ T32] r4:8509db40 [ 1348.400067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.400108][ T32] INFO: task kworker/1:622:6332 blocked for more than 474 seconds. [ 1348.400144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.400170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.400192][ T32] task:kworker/1:622 state:D stack:0 pid:6332 tgid:6332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.400262][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.400357][ T32] Call trace: [ 1348.400398][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.400466][ T32] r10:8291a684 r9:ecd55d84 r8:00000002 r7:60000013 r6:ecd55d8c r5:852c2400 [ 1348.400494][ T32] r4:852c2400 [ 1348.400514][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.400571][ T32] r5:852c2400 r4:8291a680 [ 1348.400592][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.400650][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.400698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd55e08 [ 1348.400721][ T32] r4:00000000 [ 1348.400741][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.400776][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.400814][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.400867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378300 [ 1348.400898][ T32] r4:00000000 [ 1348.400953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.401003][ T32] r9:83018205 r8:852c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1348.401128][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.401176][ T32] r5:00001000 r4:ecb03000 [ 1348.401198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.401261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.401321][ T32] r5:85ab738c r4:85ab7000 [ 1348.401346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.401406][ T32] r7:ddde2d80 r6:83018200 r5:85ab738c r4:85379800 [ 1348.401432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.401479][ T32] r10:61c88647 r9:852c2400 r8:8537982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.401502][ T32] r4:85379800 [ 1348.401521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.401639][ T32] r10:00000000 r9:85379800 r8:80287e08 r7:ecd51e60 r6:85379880 r5:852c2400 [ 1348.401666][ T32] r4:00000001 [ 1348.401686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.401723][ T32] Exception stack(0xecd55fb0 to 0xecd55ff8) [ 1348.401751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.401780][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.401806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.401834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.401855][ T32] r4:853782c0 [ 1348.402304][ T32] INFO: task kworker/1:622:6332 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.402341][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.402431][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.402479][ T32] Call trace: [ 1348.402545][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.402601][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.402626][ T32] r4:00000000 [ 1348.402645][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.402686][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.402714][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.402744][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.402769][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.402794][ T32] r5:80070013 r4:80239bb0 [ 1348.402815][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.402856][ T32] r4:82ac21e4 [ 1348.402900][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1348.403150][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.403377][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1348.403551][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 3 printk messages dropped ** [ 1348.403660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.412621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.412955][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.413208][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.413446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.413492][ T32] r9:83018205 r8:852c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1348.413532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.413578][ T32] r5:00001000 r4:ecb11000 [ 1348.413601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.413641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.413684][ T32] r5:85ab778c r4:85ab7400 [ 1348.413704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.418144][ T32] r7:ddde2d80 r6:83018200 r5:85ab778c r4:85379900 [ 1348.418206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.418271][ T32] r10:61c88647 r9:852c1800 r8:8537992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.418316][ T32] r4:85379900 [ 1348.418342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.418391][ T32] r10:00000000 r9:85379900 r8:80287e08 r7:ecd51e60 r6:85379980 r5:852c1800 [ 1348.418413][ T32] r4:00000001 [ 1348.418433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.418486][ T32] Exception stack(0xecd59fb0 to 0xecd59ff8) [ 1348.418520][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.418557][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.418584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.418612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.418634][ T32] r4:85378100 [ 1348.419065][ T32] INFO: task kworker/1:623:6334 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.419136][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.419267][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.419317][ T32] Call trace: [ 1348.419350][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.419405][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.419429][ T32] r4:00000000 [ 1348.419451][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.419507][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.419545][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.419587][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.419616][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 1 printk messages dropped ** [ 1348.419682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1348.419991][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.420294][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1348.420424][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.420538][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.420566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.420595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.420621][ T32] r4:8509db40 [ 1348.420642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.420678][ T32] INFO: task kworker/1:624:6335 blocked for more than 474 seconds. [ 1348.420711][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.420736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.420757][ T32] task:kworker/1:624 state:D stack:0 pid:6335 tgid:6335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.420802][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.420844][ T32] Call trace: [ 1348.420874][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.420924][ T32] r10:8291a684 r9:ecd5dd84 r8:00000002 r7:60000113 r6:ecd5dd8c r5:852c3000 [ 1348.420946][ T32] r4:852c3000 [ 1348.420966][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.421010][ T32] r5:852c3000 r4:8291a680 [ 1348.421029][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.421068][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.421108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd5de08 [ 1348.421148][ T32] r4:00000000 [ 1348.421172][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.421208][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.421241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.421282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378800 [ 1348.421320][ T32] r4:00000000 [ 1348.421344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.421399][ T32] r9:83018205 r8:852c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1348.421426][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.421469][ T32] r5:00001000 r4:ecb35000 [ 1348.421488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.421573][ T32] r5:85ab7b8c r4:85ab7800 [ 1348.421614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.421744][ T32] r7:ddde2d80 r6:83018200 r5:85ab7b8c r4:85379a00 ** 1 printk messages dropped ** [ 1348.421841][ T32] r10:61c88647 r9:852c3000 r8:85379a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.422159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.422705][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1348.422897][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.423293][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.423517][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1348.423760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.432211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.432456][ T32] task:kworker/1:625 state:D stack:0 pid:6338 tgid:6338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.432513][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.432570][ T32] Call trace: [ 1348.432602][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.432656][ T32] r10:8291a684 r9:ecd69d84 r8:00000002 r7:60000013 r6:ecd69d8c r5:8518d400 [ 1348.432678][ T32] r4:8518d400 [ 1348.432699][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.432743][ T32] r5:8518d400 r4:8291a680 [ 1348.432763][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.432803][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.432844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd69e08 [ 1348.432867][ T32] r4:00000000 [ 1348.432888][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.432922][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.432960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.433000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378c40 [ 1348.433022][ T32] r4:00000000 [ 1348.433041][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.433099][ T32] r9:83018205 r8:8518d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1348.433126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.433207][ T32] r5:00001000 r4:ecb71000 [ 1348.433233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.433274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.433316][ T32] r5:85ac0b8c r4:85ac0800 [ 1348.433337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.433381][ T32] r7:ddde2d80 r6:83018200 r5:85ac0b8c r4:85379b00 [ 1348.433402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.433448][ T32] r10:61c88647 r9:8518d400 r8:85379b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.433471][ T32] r4:85379b00 [ 1348.433491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.433552][ T32] r10:00000000 r9:85379b00 r8:80287e08 r7:ecd51e60 r6:853d1c80 r5:8518d400 [ 1348.433579][ T32] r4:00000001 [ 1348.433598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.433634][ T32] Exception stack(0xecd69fb0 to 0xecd69ff8) [ 1348.433661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.433690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.433766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.440779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.440821][ T32] r4:85378880 [ 1348.441259][ T32] INFO: task kworker/1:625:6338 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.441298][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.441385][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.441471][ T32] Call trace: [ 1348.441511][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.441579][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.441604][ T32] r4:00000000 [ 1348.441624][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.441665][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.441708][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.441742][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.441768][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.441793][ T32] r5:80070013 r4:80239bb0 [ 1348.441813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.441854][ T32] r4:82ac21e4 [ 1348.441875][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.441916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.441939][ T32] r4:e0581dc0 [ 1348.441958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.441999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.442022][ T32] r4:00000000 [ 1348.442042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.442086][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.442109][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.442150][ T32] r5:00001000 r4:eecd1000 [ 1348.442171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.442210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.442253][ T32] r5:85d62f8c r4:85d62c00 [ 1348.442273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.442319][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.442341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.442388][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.442410][ T32] r4:8509f580 [ 1348.442432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.442488][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.442546][ T32] r4:00000001 [ 1348.442588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.442661][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.442725][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.442794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.442862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1348.442994][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1348.443139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1348.443356][ T32] r4:8518e000 ** 3 printk messages dropped ** [ 1348.443577][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.450711][ T32] r9:83018205 r8:8518e000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 1348.450922][ T32] r5:85ac038c r4:85ac0000 [ 1348.450944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.451131][ T32] r10:61c88647 r9:8518e000 r8:85379bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.451156][ T32] r4:85379b80 [ 1348.451181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.451232][ T32] r10:00000000 r9:85379b80 r8:80287e08 r7:ecd69e60 r6:853d1d00 r5:8518e000 [ 1348.451281][ T32] r4:00000001 [ 1348.451354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.451404][ T32] Exception stack(0xecd71fb0 to 0xecd71ff8) [ 1348.451460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.451500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.451560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.451613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.451654][ T32] r4:85378880 [ 1348.452386][ T32] INFO: task kworker/1:626:6340 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.452465][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.452611][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.452682][ T32] Call trace: [ 1348.452718][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.452811][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.452864][ T32] r4:00000000 [ 1348.452892][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.452960][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.452994][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.453068][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.453113][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.453161][ T32] r5:80070013 r4:80239bb0 [ 1348.453192][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.453236][ T32] r4:82ac21e4 [ 1348.453257][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.453305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.453330][ T32] r4:e0581dc0 [ 1348.453351][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.453440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.453504][ T32] r4:00000000 [ 1348.453569][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.453692][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.460906][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.461058][ T32] r5:00001000 r4:eecd1000 [ 1348.461109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.461164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.461211][ T32] r5:85d62f8c r4:85d62c00 [ 1348.461250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.461312][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.461341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.461398][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.461422][ T32] r4:8509f580 [ 1348.461445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.461511][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.461568][ T32] r4:00000001 [ 1348.461595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.461638][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.461670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.461701][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.461731][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.461773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.461804][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1348.461958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.462446][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.462782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.463017][ T32] r5:85ac078c r4:85ac0400 [ 1348.463065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.463216][ T32] r4:85379c00 ** 5 printk messages dropped ** [ 1348.463394][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.475446][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1348.475995][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1348.476435][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1348.476677][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.477370][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1348.477864][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.478079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.478694][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.479135][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.479641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.479947][ T32] r5:85ac138c r4:85ac1000 ** 3 printk messages dropped ** [ 1348.480214][ T32] r10:61c88647 r9:8518ec00 r8:85379cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.480793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.481946][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1348.482394][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.482763][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.483139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.483248][ T32] r5:85d62f8c r4:85d62c00 [ 1348.483309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.483388][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.483421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.483557][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.483610][ T32] r4:8509f580 [ 1348.483663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.496622][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.496702][ T32] r4:00000001 [ 1348.496747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.496815][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.496867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.496901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.496928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.496999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.497046][ T32] r4:8509db40 [ 1348.497077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.497128][ T32] INFO: task kworker/1:629:6345 blocked for more than 474 seconds. [ 1348.497164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.497205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.497230][ T32] task:kworker/1:629 state:D stack:0 pid:6345 tgid:6345 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.497317][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.497366][ T32] Call trace: [ 1348.497398][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.497452][ T32] r10:8291a684 r9:ecd85d84 r8:00000002 r7:60000113 r6:ecd85d8c r5:8518c800 [ 1348.497475][ T32] r4:8518c800 [ 1348.497494][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.497539][ T32] r5:8518c800 r4:8291a680 [ 1348.497579][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.497644][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.497690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd85e08 [ 1348.497732][ T32] r4:00000000 [ 1348.497774][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.497831][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.497874][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.497944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378d80 [ 1348.497991][ T32] r4:00000000 [ 1348.498034][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.498083][ T32] r9:83018205 r8:8518c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1348.498126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.498172][ T32] r5:00001000 r4:ecb7d000 [ 1348.498213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.498306][ T32] r5:85ac0f8c r4:85ac0c00 ** 3 printk messages dropped ** [ 1348.498455][ T32] r10:61c88647 r9:8518c800 r8:85379d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1348.499335][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.499914][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.500283][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.500671][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1348.500924][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1348.501145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1348.501213][ T32] task:kworker/1:630 state:D stack:0 pid:6347 tgid:6347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.501290][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.501339][ T32] Call trace: [ 1348.501382][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.501454][ T32] r10:8291a684 r9:ecd8dd84 r8:00000002 r7:60000013 r6:ecd8dd8c r5:859f3c00 [ 1348.501482][ T32] r4:859f3c00 [ 1348.501524][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.501573][ T32] r5:859f3c00 r4:8291a680 [ 1348.501593][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.501652][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.501721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd8de08 [ 1348.501747][ T32] r4:00000000 [ 1348.501768][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.501802][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.501858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.501904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a2c0 [ 1348.501926][ T32] r4:00000000 [ 1348.501967][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.502014][ T32] r9:83018205 r8:859f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1348.502190][ T32] r5:85ac1f8c r4:85ac1c00 [ 1348.502210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.502256][ T32] r7:ddde2d80 r6:83018200 r5:85ac1f8c r4:85379d80 ** 1 printk messages dropped ** [ 1348.502330][ T32] r10:61c88647 r9:859f3c00 r8:85379dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1348.502559][ T32] Exception stack(0xecd8dfb0 to 0xecd8dff8) ** 4 printk messages dropped ** [ 1348.502689][ T32] r4:8537ac00 ** 2 printk messages dropped ** [ 1348.503086][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.503388][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 4 printk messages dropped ** [ 1348.503574][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.519463][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.519749][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1348.520061][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1348.520228][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.520429][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.520877][ T32] Call trace: ** 2 printk messages dropped ** [ 1348.520992][ T32] r4:85a40c00 [ 1348.521012][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.521057][ T32] r5:85a40c00 r4:8291a680 [ 1348.521077][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.521117][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.521159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd95e08 [ 1348.521181][ T32] r4:00000000 [ 1348.521201][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.521253][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.521324][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.521370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a040 [ 1348.521392][ T32] r4:00000000 [ 1348.521412][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.521454][ T32] r9:83018205 r8:85a40c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1348.521476][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.521516][ T32] r5:00001000 r4:ecb9f000 [ 1348.521537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.521576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.521617][ T32] r5:85ac178c r4:85ac1400 [ 1348.521637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.521682][ T32] r7:ddde2d80 r6:83018200 r5:85ac178c r4:85379e00 [ 1348.521719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.521770][ T32] r10:61c88647 r9:85a40c00 r8:85379e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.521792][ T32] r4:85379e00 [ 1348.521811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.521875][ T32] r10:00000000 r9:85379e00 r8:80287e08 r7:ecd8de60 r6:853d1f80 r5:85a40c00 [ 1348.521929][ T32] r4:00000001 [ 1348.521971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.522011][ T32] Exception stack(0xecd95fb0 to 0xecd95ff8) [ 1348.522066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.522099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.522125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.522173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.522228][ T32] r4:8532a080 [ 1348.522707][ T32] INFO: task kworker/1:631:6349 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.522750][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.522841][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.522917][ T32] Call trace: [ 1348.522971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.523026][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.523050][ T32] r4:00000000 [ 1348.523079][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.523122][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.523149][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.523183][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.523229][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.523256][ T32] r5:80070013 r4:80239bb0 [ 1348.523312][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.523384][ T32] r4:82ac21e4 [ 1348.523417][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.523463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.523487][ T32] r4:e0581dc0 [ 1348.523506][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.523548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.523570][ T32] r4:00000000 [ 1348.523589][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.523632][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.523664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.523709][ T32] r5:00001000 r4:eecd1000 [ 1348.523771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.531689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.531818][ T32] r5:85d62f8c r4:85d62c00 [ 1348.531846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.531937][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.531975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.532077][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1348.532191][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1348.532480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.532949][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1348.540352][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1348.541269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.541524][ T32] r10:61c88647 r9:85a40000 r8:85379eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.541917][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.543318][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1348.551692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1348.552214][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1348.552586][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 10 printk messages dropped ** [ 1348.552956][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1348.553353][ T32] r5:85a42400 r4:8291a680 ** 6 printk messages dropped ** [ 1348.553617][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.558885][ T32] r5:85ac238c r4:85ac2000 [ 1348.558907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.559137][ T32] r10:61c88647 r9:85a42400 r8:85379f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.559185][ T32] r4:85379f00 [ 1348.559227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.559339][ T32] r10:00000000 r9:85379f00 r8:80287e08 r7:ecd8de60 r6:8531d000 r5:85a42400 [ 1348.559389][ T32] r4:00000001 [ 1348.559459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.559512][ T32] Exception stack(0xecda1fb0 to 0xecda1ff8) [ 1348.559590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.559638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.559667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.559698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.559729][ T32] r4:8532a300 [ 1348.560218][ T32] INFO: task kworker/1:633:6353 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.560292][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.560457][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.560554][ T32] Call trace: [ 1348.560638][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.560754][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.560803][ T32] r4:00000000 [ 1348.560848][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.560935][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.560993][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.561059][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.561118][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.561172][ T32] r5:80070013 r4:80239bb0 [ 1348.561219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.561331][ T32] r4:82ac21e4 [ 1348.561405][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.561499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.561552][ T32] r4:e0581dc0 [ 1348.561598][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.561683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.561735][ T32] r4:00000000 [ 1348.561782][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.561869][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.561913][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.562001][ T32] r5:00001000 r4:eecd1000 [ 1348.562049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.562148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.562253][ T32] r5:85d62f8c r4:85d62c00 [ 1348.562301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.562358][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.562382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.562449][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.562504][ T32] r4:8509f580 [ 1348.562559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.562656][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.562720][ T32] r4:00000001 [ 1348.562758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.562804][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.562835][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.563042][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1348.563358][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.563769][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.573290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.573518][ T32] r5:85ac3b8c r4:85ac3800 ** 1 printk messages dropped ** [ 1348.573600][ T32] r7:ddde2d80 r6:83018200 r5:85ac3b8c r4:85379f80 ** 8 printk messages dropped ** [ 1348.574429][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1348.575580][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1348.575911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1348.576293][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1348.576566][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1348.576880][ T32] r4:8509db40 ** 6 printk messages dropped ** [ 1348.577170][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.577445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.577526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccdde08 [ 1348.577552][ T32] r4:00000000 [ 1348.577591][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.577629][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.577682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.577748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a8c0 [ 1348.577775][ T32] r4:00000000 [ 1348.577796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.577841][ T32] r9:83018205 r8:852c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1348.577863][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.577904][ T32] r5:00001000 r4:eba87000 [ 1348.577943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.578005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.578050][ T32] r5:85ac278c r4:85ac2400 [ 1348.578071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.578117][ T32] r7:ddde2d80 r6:83018200 r5:85ac278c r4:85319080 [ 1348.578138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.578212][ T32] r10:61c88647 r9:852c6000 r8:853190ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.578263][ T32] r4:85319080 [ 1348.578290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.578339][ T32] r10:00000000 r9:85319080 r8:80287e08 r7:ecd0de60 r6:85319100 r5:852c6000 [ 1348.578362][ T32] r4:00000001 [ 1348.578398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.578480][ T32] Exception stack(0xeccddfb0 to 0xeccddff8) [ 1348.578532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.578563][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.578590][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.578621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.578671][ T32] r4:8532a680 [ 1348.579018][ T32] INFO: task kworker/1:635:6358 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.579086][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.579176][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.579230][ T32] Call trace: [ 1348.579264][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.579362][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.579396][ T32] r4:00000000 [ 1348.579444][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.579527][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.579595][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 1 printk messages dropped ** [ 1348.579728][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.580202][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.580835][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1348.581107][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.581178][ T32] r4:00000001 [ 1348.581262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.581377][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.581428][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.581471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.581517][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.581581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.581632][ T32] r4:8509db40 [ 1348.581676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.581718][ T32] INFO: task kworker/0:970:6361 blocked for more than 475 seconds. [ 1348.581787][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.581844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.581890][ T32] task:kworker/0:970 state:D stack:0 pid:6361 tgid:6361 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.582004][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.582097][ T32] Call trace: [ 1348.582160][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.582263][ T32] r10:8291a684 r9:ecd99d84 r8:00000002 r7:60000113 r6:ecd99d8c r5:85a43000 [ 1348.582323][ T32] r4:85a43000 [ 1348.582398][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.582457][ T32] r5:85a43000 r4:8291a680 [ 1348.582522][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.582582][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.582665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd99e08 [ 1348.582699][ T32] r4:00000000 [ 1348.582721][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.582759][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.582822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.582901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530cac0 [ 1348.582940][ T32] r4:00000000 [ 1348.582963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.583042][ T32] r9:83018005 r8:85a43000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1348.583091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.583162][ T32] r5:00001000 r4:eba7d000 [ 1348.583208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.583301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.583417][ T32] r5:85a2938c r4:85a29000 [ 1348.583472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.583540][ T32] r7:dddced80 r6:83018000 r5:85a2938c r4:8531d080 [ 1348.583565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.583614][ T32] r10:61c88647 r9:85a43000 r8:8531d0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.583637][ T32] r4:8531d080 ** 2 printk messages dropped ** [ 1348.604158][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.604422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.604454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.604477][ T32] r4:853221c0 [ 1348.604948][ T32] INFO: task kworker/0:970:6361 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.604995][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.605067][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.605117][ T32] Call trace: [ 1348.605200][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.605281][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.605314][ T32] r4:00000000 [ 1348.605335][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.605398][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.605449][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.605481][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.605550][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.605581][ T32] r5:80070013 r4:80239bb0 [ 1348.605602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.605648][ T32] r4:82ac21e4 [ 1348.605670][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1348.605781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.606199][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1348.606559][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1348.606928][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1348.607178][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.607679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.608032][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.608360][ T32] r5:8482cb8c r4:8482c800 ** 1 printk messages dropped ** [ 1348.608498][ T32] r7:dddced80 r6:83018000 r5:8482cb8c r4:8531d180 ** 7 printk messages dropped ** [ 1348.608849][ T32] Exception stack(0xecd61fb0 to 0xecd61ff8) ** 6 printk messages dropped ** [ 1348.609478][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1348.610284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1348.610646][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1348.611141][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1348.611448][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1348.611783][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.612337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda5e08 ** 5 printk messages dropped ** [ 1348.612632][ T32] r4:00000000 [ 1348.612659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.612727][ T32] r9:83018205 r8:85a44800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1348.612774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.612844][ T32] r5:00001000 r4:ebb53000 [ 1348.612873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.612935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.613009][ T32] r5:85ac2b8c r4:85ac2800 [ 1348.613035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.613087][ T32] r7:ddde2d80 r6:83018200 r5:85ac2b8c r4:85319180 [ 1348.613110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.613162][ T32] r10:61c88647 r9:85a44800 r8:853191ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.613187][ T32] r4:85319180 [ 1348.613228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.613332][ T32] r10:00000000 r9:85319180 r8:80287e08 r7:ecd0de60 r6:8531d280 r5:85a44800 [ 1348.613383][ T32] r4:00000001 [ 1348.613430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.613482][ T32] Exception stack(0xecda5fb0 to 0xecda5ff8) [ 1348.613535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.613604][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.613657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.613783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.634258][ T32] r4:8532a7c0 [ 1348.634744][ T32] INFO: task kworker/1:636:6364 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.634786][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.634858][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.634921][ T32] Call trace: [ 1348.634953][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.635037][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.635070][ T32] r4:00000000 [ 1348.635092][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.635136][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.635166][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.635195][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.635219][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.635243][ T32] r5:80070013 r4:80239bb0 [ 1348.635263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1348.635730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.636209][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1348.636463][ T32] INFO: task kworker/1:637:6366 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1348.636973][ T32] r4:85a45400 ** 4 printk messages dropped ** [ 1348.637398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 ** 7 printk messages dropped ** [ 1348.637833][ T32] r9:83018205 r8:85a45400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1348.637994][ T32] r5:85ac2f8c r4:85ac2c00 ** 3 printk messages dropped ** [ 1348.638151][ T32] r10:61c88647 r9:85a45400 r8:8531922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.638411][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.638958][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1348.639222][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.639593][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.639886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.640356][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 10 printk messages dropped ** [ 1348.640742][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1348.641270][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 12 printk messages dropped ** [ 1348.641827][ T32] r7:ddde2d80 r6:83018200 r5:85ac338c r4:85319280 ** 2 printk messages dropped ** [ 1348.641953][ T32] r4:85319280 ** 5 printk messages dropped ** [ 1348.642187][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.643141][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.643226][ T32] Call trace: [ 1348.643298][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.643398][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.643450][ T32] r4:00000000 [ 1348.643505][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.643619][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.643654][ T32] 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.643683][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.643763][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.658728][ T32] r5:80070013 r4:80239bb0 [ 1348.658811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.658935][ T32] r4:82ac21e4 [ 1348.658985][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.659077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.659115][ T32] r4:e0581dc0 [ 1348.659139][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.659186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.659238][ T32] r4:00000000 [ 1348.659272][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.659356][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.659388][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.659456][ T32] r5:00001000 r4:eecd1000 [ 1348.659483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.659529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.659575][ T32] r5:85d62f8c r4:85d62c00 [ 1348.659616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.659692][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.659724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.659777][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.659800][ T32] r4:8509f580 [ 1348.659843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.659897][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.659932][ T32] r4:00000001 [ 1348.659958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.659998][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.660049][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1348.660679][ T32] r10:8291a684 r9:ecdb5d84 r8:00000002 r7:60000113 r6:ecdb5d8c r5:85a41800 ** 18 printk messages dropped ** [ 1348.661675][ T32] r5:85a2838c r4:85a28000 ** 3 printk messages dropped ** [ 1348.661894][ T32] r10:61c88647 r9:85a41800 r8:8531d42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 25 printk messages dropped ** [ 1348.663622][ T32] r4:82ac21e4 ** 14 printk messages dropped ** [ 1348.676365][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 3 printk messages dropped ** [ 1348.676605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.676706][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.676786][ T32] r4:00000001 [ 1348.676844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.676940][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.677013][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.677092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.677154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.677217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.677289][ T32] r4:8509db40 [ 1348.677341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.677401][ T32] INFO: task kworker/1:639:6372 blocked for more than 475 seconds. [ 1348.677460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.677489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.677512][ T32] task:kworker/1:639 state:D stack:0 pid:6372 tgid:6372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.677573][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.677618][ T32] Call trace: [ 1348.677650][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1348.677939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb9e08 ** 12 printk messages dropped ** [ 1348.678408][ T32] r5:85ac378c r4:85ac3400 ** 10 printk messages dropped ** [ 1348.678774][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1348.680295][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1348.680952][ T32] r5:85d62f8c r4:85d62c00 ** 11 printk messages dropped ** [ 1348.681343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1348.682166][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.682273][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.682354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.682442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325340 [ 1348.682541][ T32] r4:00000000 [ 1348.682638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.682766][ T32] r9:83018205 r8:852d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1348.682844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.682937][ T32] r5:00001000 r4:ec893000 [ 1348.682990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.683034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.683077][ T32] r5:85ac4b8c r4:85ac4800 [ 1348.683097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.683145][ T32] r7:ddde2d80 r6:83018200 r5:85ac4b8c r4:85319380 [ 1348.683166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.683211][ T32] r10:61c88647 r9:852d8c00 r8:853193ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.683234][ T32] r4:85319380 [ 1348.683253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1348.696157][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.696399][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.696426][ T32] r4:00000000 [ 1348.696454][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.696500][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.696530][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.696558][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.696582][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.696605][ T32] r5:80070013 r4:80239bb0 [ 1348.696625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.696665][ T32] r4:82ac21e4 [ 1348.696705][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1348.697194][ T32] r5:85d62f8c r4:85d62c00 ** 9 printk messages dropped ** [ 1348.697614][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 13 printk messages dropped ** [ 1348.698207][ T32] r10:8291a684 r9:ecdc9d84 r8:00000002 r7:60000013 r6:ecdc9d8c r5:852d9800 ** 18 printk messages dropped ** [ 1348.699465][ T32] r5:85ac3f8c r4:85ac3c00 ** 1 printk messages dropped ** [ 1348.699597][ T32] r7:ddde2d80 r6:83018200 r5:85ac3f8c r4:85319400 ** 12 printk messages dropped ** [ 1348.700442][ T32] r4:8532af40 ** 6 printk messages dropped ** [ 1348.701639][ T32] r4:00000000 [ 1348.701683][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.701764][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.701827][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.701918][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.701980][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.702022][ T32] r5:80070013 r4:80239bb0 [ 1348.702044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.702087][ T32] r4:82ac21e4 [ 1348.702121][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.702217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1348.702938][ T32] r5:85d62f8c r4:85d62c00 ** 9 printk messages dropped ** [ 1348.703616][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 14 printk messages dropped ** [ 1348.718777][ T32] r4:852db000 ** 8 printk messages dropped ** [ 1348.719175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.719647][ T32] r5:85ac438c r4:85ac4000 ** 7 printk messages dropped ** [ 1348.719972][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1348.721068][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.721359][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.721407][ T32] r4:00000000 [ 1348.721449][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.721577][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.721644][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.721680][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.721752][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.721806][ T32] r5:80070013 r4:80239bb0 [ 1348.721851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.721920][ T32] r4:82ac21e4 [ 1348.721947][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.721996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.722045][ T32] r4:e0581dc0 [ 1348.722091][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.722165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1348.723023][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1348.723547][ T32] r4:8509db40 [ 1348.723574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.723602][ T32] INFO: task kworker/1:643:6380 blocked for more than 475 seconds. [ 1348.723632][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.723657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.723756][ T32] task:kworker/1:643 state:D stack:0 pid:6380 tgid:6380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.733337][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.733567][ T32] r4:852da400 ** 8 printk messages dropped ** [ 1348.734377][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.734770][ T32] r5:85ac478c r4:85ac4400 ** 6 printk messages dropped ** [ 1348.735253][ T32] r10:00000000 r9:85319500 r8:80287e08 r7:ecdc5e60 r6:8531d700 r5:852da400 ** 19 printk messages dropped ** [ 1348.736949][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 17 printk messages dropped ** [ 1348.737650][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 15 printk messages dropped ** [ 1348.738306][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 16 printk messages dropped ** [ 1348.739004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325580 ** 11 printk messages dropped ** [ 1348.739436][ T32] r10:61c88647 r9:852dbc00 r8:853195ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.739461][ T32] r4:85319580 [ 1348.739482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.739530][ T32] r10:00000000 r9:85319580 r8:80287e08 r7:ecdc5e60 r6:8531d780 r5:852dbc00 [ 1348.739553][ T32] r4:00000001 [ 1348.739593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.739634][ T32] Exception stack(0xecde1fb0 to 0xecde1ff8) [ 1348.739697][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.739738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.739765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.739807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.739857][ T32] r4:85325180 [ 1348.740118][ T32] INFO: task kworker/1:644:6382 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.740156][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.740236][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.740298][ T32] Call trace: [ 1348.740380][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.740437][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.740463][ T32] r4:00000000 [ 1348.740483][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.740552][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.740587][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.740618][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.740664][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.740693][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1348.740819][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1348.741188][ T32] r5:00001000 r4:eecd1000 ** 9 printk messages dropped ** [ 1348.741657][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 10 printk messages dropped ** [ 1348.742072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1348.742650][ T32] r10:8291a684 r9:ecde9d84 r8:00000002 r7:60000113 r6:ecde9d8c r5:852d8000 ** 8 printk messages dropped ** [ 1348.743297][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.761324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.761391][ T32] r5:85ac4f8c r4:85ac4c00 [ 1348.761428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.761613][ T32] r4:85319600 ** 6 printk messages dropped ** [ 1348.761831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.762978][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1348.763591][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.770854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1348.771426][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1348.771713][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.772272][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.772812][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1348.773317][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.773445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.773667][ T32] r10:61c88647 r9:852dc800 r8:853196ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.779409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.780147][ T32] Call trace: ** 7 printk messages dropped ** [ 1348.780499][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 14 printk messages dropped ** [ 1348.781159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1348.781621][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.781884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.781947][ T32] task:kworker/1:647 state:D stack:0 pid:6388 tgid:6388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.782011][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.782065][ T32] Call trace: [ 1348.782113][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.782219][ T32] r10:8291a684 r9:ecda9d84 r8:00000002 r7:60000013 r6:ecda9d8c r5:852c5400 [ 1348.782286][ T32] r4:852c5400 [ 1348.782345][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.782440][ T32] r5:852c5400 r4:8291a680 [ 1348.782498][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.782577][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.782656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda9e08 [ 1348.782706][ T32] r4:00000000 [ 1348.782749][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.782826][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.782899][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.782981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325b80 [ 1348.783045][ T32] r4:00000000 [ 1348.783104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.783196][ T32] r9:83018205 r8:852c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1348.783240][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.783333][ T32] r5:00001000 r4:eca7d000 [ 1348.783388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.783468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.783545][ T32] r5:85ac638c r4:85ac6000 [ 1348.783589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.783676][ T32] r7:ddde2d80 r6:83018200 r5:85ac638c r4:85319700 [ 1348.783769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.794247][ T32] r10:61c88647 r9:852c5400 r8:8531972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.794302][ T32] r4:85319700 [ 1348.794329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.794425][ T32] r10:00000000 r9:85319700 r8:80287e08 r7:ecdf1e60 r6:85319780 r5:852c5400 [ 1348.794456][ T32] r4:00000001 [ 1348.794479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.794521][ T32] Exception stack(0xecda9fb0 to 0xecda9ff8) [ 1348.794555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.794586][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.794625][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.794661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.794684][ T32] r4:85325500 [ 1348.795117][ T32] INFO: task kworker/1:647:6388 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.795157][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.795231][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.795292][ T32] Call trace: [ 1348.795345][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.795410][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.795456][ T32] r4:00000000 [ 1348.795492][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.795540][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.795569][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.795618][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.795650][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.795679][ T32] r5:80070013 r4:80239bb0 [ 1348.795726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.795775][ T32] r4:82ac21e4 [ 1348.795797][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.795843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.795890][ T32] r4:e0581dc0 [ 1348.795936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.795984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.796008][ T32] r4:00000000 [ 1348.796032][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.796081][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.796126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.796199][ T32] r5:00001000 r4:eecd1000 [ 1348.796227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.796272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.796355][ T32] r5:85d62f8c r4:85d62c00 [ 1348.796378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.796450][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.796497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.796580][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.796608][ T32] r4:8509f580 [ 1348.796649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.796703][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.796726][ T32] r4:00000001 [ 1348.796769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.796812][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.796866][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.796900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.796966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.797001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.797032][ T32] r4:8509db40 [ 1348.797057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.797089][ T32] INFO: task kworker/0:973:6390 blocked for more than 475 seconds. [ 1348.797125][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.797171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.797203][ T32] task:kworker/0:973 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.797281][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.797328][ T32] Call trace: [ 1348.797379][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.797443][ T32] r10:8291a684 r9:ecdb1d84 r8:00000002 r7:60000113 r6:ecdb1d8c r5:852c6c00 [ 1348.797479][ T32] r4:852c6c00 [ 1348.797506][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.797558][ T32] r5:852c6c00 r4:8291a680 [ 1348.797581][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.797623][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.797667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb1e08 [ 1348.797691][ T32] r4:00000000 [ 1348.797713][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.797750][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.797813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.797906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530c040 [ 1348.797983][ T32] r4:00000000 [ 1348.798032][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.798387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.798467][ T32] r5:85ac5b8c r4:85ac5800 [ 1348.798511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.798955][ T32] r10:00000000 r9:8531d900 r8:80287e08 r7:ecd99e60 r6:85319800 r5:852c6c00 ** 15 printk messages dropped ** [ 1348.800531][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1348.800950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1348.801398][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1348.801703][ T32] r4:8509f580 [ 1348.801728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.801779][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.801813][ T32] r4:00000001 [ 1348.801836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.801874][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.801901][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.801987][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.802020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.802054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.802094][ T32] r4:8509db40 [ 1348.802122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.802150][ T32] INFO: task kworker/1:648:6392 blocked for more than 475 seconds. [ 1348.802180][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.802204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.802255][ T32] task:kworker/1:648 state:D stack:0 pid:6392 tgid:6392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.802314][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.802360][ T32] Call trace: [ 1348.802413][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.802471][ T32] r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000113 r6:ecdfdd8c r5:852c0000 [ 1348.802496][ T32] r4:852c0000 [ 1348.802518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.802568][ T32] r5:852c0000 r4:8291a680 [ 1348.802588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.802631][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.802703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 [ 1348.802731][ T32] r4:00000000 [ 1348.802753][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.802791][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.802847][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.802921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325b00 [ 1348.802953][ T32] r4:00000000 [ 1348.802977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.803024][ T32] r9:83018205 r8:852c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1348.803072][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.803133][ T32] r5:00001000 r4:eca6d000 [ 1348.803187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.803232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.803313][ T32] r5:85ac5f8c r4:85ac5c00 [ 1348.803339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.803412][ T32] r7:ddde2d80 r6:83018200 r5:85ac5f8c r4:85319880 [ 1348.803439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.803488][ T32] r10:61c88647 r9:852c0000 r8:853198ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1348.803548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.818338][ T32] r4:85325800 ** 3 printk messages dropped ** [ 1348.819007][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.819247][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1348.819544][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1348.819832][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1348.820261][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1348.820745][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.821364][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.821874][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1348.822292][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.822710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.822991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1348.823689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1348.833583][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 9 printk messages dropped ** [ 1348.839918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1348.840452][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1348.840744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1348.841397][ T32] r4:852dec00 ** 7 printk messages dropped ** [ 1348.841718][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.842078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.842120][ T32] r5:85a28f8c r4:85a28c00 [ 1348.842140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.842219][ T32] r7:dddced80 r6:83018000 r5:85a28f8c r4:8531da80 [ 1348.842269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.842373][ T32] r10:61c88647 r9:852dec00 r8:8531daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.842420][ T32] r4:8531da80 [ 1348.842466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.842550][ T32] r10:00000000 r9:8531da80 r8:80287e08 r7:ecd99e60 r6:8531db00 r5:852dec00 [ 1348.842596][ T32] r4:00000001 [ 1348.842651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.842735][ T32] Exception stack(0xecdf5fb0 to 0xecdf5ff8) [ 1348.842792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.842850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.842904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.842960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.843006][ T32] r4:8530c180 [ 1348.843710][ T32] INFO: task kworker/0:975:6396 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.852094][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.852296][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.852490][ T32] Call trace: [ 1348.852595][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.852703][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.852754][ T32] r4:00000000 [ 1348.852840][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.852967][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.853032][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.853099][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.853135][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.853161][ T32] r5:80070013 r4:80239bb0 [ 1348.853205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.853280][ T32] r4:82ac21e4 [ 1348.853308][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.853374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.853405][ T32] r4:e0581dc0 [ 1348.853427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.853490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.853542][ T32] r4:00000000 [ 1348.853566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.858672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.858926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.858972][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.858994][ T32] r4:00000001 [ 1348.859014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.859051][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.859080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.859109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.859135][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.859166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.859189][ T32] r4:8509db40 [ 1348.859211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.859241][ T32] INFO: task kworker/1:649:6399 blocked for more than 475 seconds. [ 1348.859302][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.859353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1348.859655][ T32] r10:8291a684 r9:ece09d84 r8:00000002 r7:60000113 r6:ece09d8c r5:852de000 ** 8 printk messages dropped ** [ 1348.859989][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1348.860278][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.860406][ T32] r5:00001000 r4:ecbf9000 [ 1348.860435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.860524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.860572][ T32] r5:85ac6f8c r4:85ac6c00 [ 1348.860592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.860640][ T32] r7:ddde2d80 r6:83018200 r5:85ac6f8c r4:85319980 [ 1348.860661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.860707][ T32] r10:61c88647 r9:852de000 r8:853199ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.860754][ T32] r4:85319980 [ 1348.860780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.860864][ T32] r10:00000000 r9:85319980 r8:80287e08 r7:ecda9e60 r6:8531db80 r5:852de000 [ 1348.860913][ T32] r4:00000001 [ 1348.860935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.860983][ T32] Exception stack(0xece09fb0 to 0xece09ff8) [ 1348.861034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.861074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.861125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.861182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.861208][ T32] r4:85325c40 [ 1348.861646][ T32] INFO: task kworker/1:649:6399 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.861682][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.861798][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.861869][ T32] Call trace: [ 1348.861913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.861970][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.861994][ T32] r4:00000000 [ 1348.862013][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.862053][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.862080][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.862119][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.862147][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.862191][ T32] r5:80070013 r4:80239bb0 [ 1348.862216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.862259][ T32] r4:82ac21e4 [ 1348.862286][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.862351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.862397][ T32] r4:e0581dc0 [ 1348.862420][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.862462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1348.862721][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1348.862901][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1348.863009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.863312][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1348.863508][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.871927][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.872009][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.872058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece0de08 [ 1348.872100][ T32] r4:00000000 [ 1348.872140][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.872193][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.872262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.872386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325d80 [ 1348.872415][ T32] r4:00000000 [ 1348.872450][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.872523][ T32] r9:83018205 r8:8518a400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1348.872549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.872607][ T32] r5:00001000 r4:ecbdb000 [ 1348.872645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.872715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.872797][ T32] r5:85ac678c r4:85ac6400 [ 1348.872828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.872878][ T32] r7:ddde2d80 r6:83018200 r5:85ac678c r4:85319a00 [ 1348.872910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.872993][ T32] r10:61c88647 r9:8518a400 r8:85319a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.873047][ T32] r4:85319a00 [ 1348.873090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.873185][ T32] r10:00000000 r9:85319a00 r8:80287e08 r7:ece09e60 r6:8531dc00 r5:8518a400 [ 1348.873223][ T32] r4:00000001 [ 1348.873265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.873356][ T32] Exception stack(0xece0dfb0 to 0xece0dff8) [ 1348.873397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.873428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.873483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1348.878662][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.878864][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1348.879321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1348.880014][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1348.880381][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.880806][ T32] task:kworker/1:651 state:D stack:0 pid:6402 tgid:6402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.881662][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.881965][ T32] r4:00000000 [ 1348.882012][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.882106][ T32] r9:83018205 r8:85a46c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1348.882155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.882259][ T32] r5:00001000 r4:ecbe7000 [ 1348.882306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.882384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.882480][ T32] r5:85ac6b8c r4:85ac6800 [ 1348.882575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.882662][ T32] r7:ddde2d80 r6:83018200 r5:85ac6b8c r4:85319a80 [ 1348.882689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.882772][ T32] r10:61c88647 r9:85a46c00 r8:85319aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.882836][ T32] r4:85319a80 [ 1348.882883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.882943][ T32] r10:00000000 r9:85319a80 r8:80287e08 r7:ece09e60 r6:8531dc80 r5:85a46c00 [ 1348.882993][ T32] r4:00000001 [ 1348.883029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.883097][ T32] Exception stack(0xece11fb0 to 0xece11ff8) [ 1348.883155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.883217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.883301][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.883382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.883441][ T32] r4:85325d00 [ 1348.892474][ T32] INFO: task kworker/1:651:6402 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.892570][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.892655][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.892786][ T32] Call trace: [ 1348.892824][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.892884][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.892908][ T32] r4:00000000 [ 1348.892929][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.893006][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.893039][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.893092][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.893122][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.893146][ T32] r5:80070013 r4:80239bb0 [ 1348.893166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.893208][ T32] r4:82ac21e4 [ 1348.893237][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.893311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.893340][ T32] r4:e0581dc0 [ 1348.893360][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.893411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.893436][ T32] r4:00000000 [ 1348.893482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.893554][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.893580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.893632][ T32] r5:00001000 r4:eecd1000 [ 1348.893656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.893697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.897984][ T32] r5:85d62f8c r4:85d62c00 [ 1348.898064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.898133][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.898156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.898203][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.898246][ T32] r4:8509f580 [ 1348.898338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1348.898445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.898786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1348.899138][ T32] r4:85a58c00 ** 4 printk messages dropped ** [ 1348.899377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece19e08 ** 8 printk messages dropped ** [ 1348.899740][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.899840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.900120][ T32] r4:85319b00 ** 6 printk messages dropped ** [ 1348.900437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.901210][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1348.901492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1348.902061][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1348.902343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.902694][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1348.902857][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.903145][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.903183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.903224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece1de08 [ 1348.903295][ T32] r4:00000000 [ 1348.903320][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.903366][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.903404][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.903445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314240 [ 1348.903466][ T32] r4:00000000 [ 1348.903494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.903541][ T32] r9:83018205 r8:85a59800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1348.903570][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.903628][ T32] r5:00001000 r4:ecc13000 [ 1348.903651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.903691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.915773][ T32] r5:85ac778c r4:85ac7400 [ 1348.915814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.915887][ T32] r7:ddde2d80 r6:83018200 r5:85ac778c r4:85319b80 [ 1348.915909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.915957][ T32] r10:61c88647 r9:85a59800 r8:85319bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.916001][ T32] r4:85319b80 [ 1348.916036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.916128][ T32] r10:00000000 r9:85319b80 r8:80287e08 r7:ece19e60 r6:8531dd80 r5:85a59800 [ 1348.916157][ T32] r4:00000001 [ 1348.916178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.916217][ T32] Exception stack(0xece1dfb0 to 0xece1dff8) [ 1348.916246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.916337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.916398][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.916431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.916466][ T32] r4:85314100 [ 1348.916899][ T32] INFO: task kworker/1:653:6407 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.916948][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.917020][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.917066][ T32] Call trace: [ 1348.917117][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.917180][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.917204][ T32] r4:00000000 [ 1348.917224][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.917263][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.917298][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.917347][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.917376][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.917412][ T32] r5:80070013 r4:80239bb0 [ 1348.917448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1348.917728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1348.918104][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1348.918353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1348.918813][ T32] task:kworker/1:654 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.919384][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.919514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853143c0 ** 6 printk messages dropped ** [ 1348.919793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.920130][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.920381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1348.921033][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.921196][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.921576][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.921948][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1348.922221][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.922394][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.922740][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.923174][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.923600][ T32] r5:00001000 r4:ebcd3000 ** 1 printk messages dropped ** [ 1348.923663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.938547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1348.939379][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.939447][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.939493][ T32] Call trace: [ 1348.939523][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.939577][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.939600][ T32] r4:00000000 [ 1348.939632][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.939676][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.939711][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.939741][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.939765][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.939789][ T32] r5:80070013 r4:80239bb0 [ 1348.939809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.939850][ T32] r4:82ac21e4 [ 1348.939870][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.939912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.939934][ T32] r4:e0581dc0 [ 1348.939953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.939994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.940044][ T32] r4:00000000 [ 1348.940069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.940139][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.940165][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.940209][ T32] r5:00001000 r4:eecd1000 [ 1348.940229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.940267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.940347][ T32] r5:85d62f8c r4:85d62c00 [ 1348.940369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.940437][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.940463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.940511][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.940563][ T32] r4:8509f580 [ 1348.940587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.940634][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.940670][ T32] r4:00000001 [ 1348.940692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.940728][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.940754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.940782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.940834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.940892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.940917][ T32] r4:8509db40 [ 1348.940939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.940967][ T32] INFO: task kworker/1:656:6413 blocked for more than 475 seconds. [ 1348.941000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.941025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.941047][ T32] task:kworker/1:656 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.941123][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.941167][ T32] Call trace: [ 1348.941197][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.941267][ T32] r10:8291a684 r9:ece25d84 r8:00000002 r7:60000013 r6:ece25d8c r5:85a83000 [ 1348.941303][ T32] r4:85a83000 [ 1348.941324][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.941369][ T32] r5:85a83000 r4:8291a680 [ 1348.941389][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.941429][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.941480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece25e08 [ 1348.941507][ T32] r4:00000000 [ 1348.941526][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.941562][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.941597][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.941655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314680 [ 1348.941682][ T32] r4:00000000 [ 1348.941702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.941747][ T32] r9:83018205 r8:85a83000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1348.941769][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.941811][ T32] r5:00001000 r4:e08b1000 [ 1348.941831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.941887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.941947][ T32] r5:85ac7f8c r4:85ac7c00 [ 1348.941970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.942176][ T32] r4:85319e00 ** 2 printk messages dropped ** [ 1348.942301][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.942471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1348.943097][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1348.943398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1348.949569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.949976][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.950237][ T32] r4:8509db40 ** 6 printk messages dropped ** [ 1348.950606][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.950885][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1348.951349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.951560][ T32] r4:85319f00 ** 4 printk messages dropped ** [ 1348.951723][ T32] Exception stack(0xece29fb0 to 0xece29ff8) ** 6 printk messages dropped ** [ 1348.952452][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.952520][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.952571][ T32] Call trace: [ 1348.952607][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.952659][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.952683][ T32] r4:00000000 [ 1348.952712][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.952766][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.952797][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.952835][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.952883][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.952921][ T32] r5:80070013 r4:80239bb0 [ 1348.952959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.953002][ T32] r4:82ac21e4 [ 1348.953031][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.953085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.953110][ T32] r4:e0581dc0 [ 1348.953131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.953172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1348.953205][ T32] r4:00000000 [ 1348.953236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.953301][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1348.953327][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.953369][ T32] r5:00001000 r4:eecd1000 [ 1348.953389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.953426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.953469][ T32] r5:85d62f8c r4:85d62c00 [ 1348.953506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.953556][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1348.953578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.953623][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.953645][ T32] r4:8509f580 [ 1348.953664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.953748][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1348.962881][ T32] r4:00000001 [ 1348.962920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.962989][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.963023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.963052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.963078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.963108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.963131][ T32] r4:8509db40 [ 1348.963153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.963197][ T32] INFO: task kworker/1:658:6417 blocked for more than 475 seconds. [ 1348.963230][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.963279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.963309][ T32] task:kworker/1:658 state:D stack:0 pid:6417 tgid:6417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.963365][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.963577][ T32] r10:8291a684 r9:ece05d84 r8:00000002 r7:60000013 r6:ece05d8c r5:85a5a400 ** 11 printk messages dropped ** [ 1348.964442][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.964696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.965042][ T32] r4:00000001 [ 1348.965065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.965102][ T32] Exception stack(0xece05fb0 to 0xece05ff8) [ 1348.965131][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.965168][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.965206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.965237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.965269][ T32] r4:85314380 [ 1348.965715][ T32] INFO: task kworker/1:658:6417 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.965754][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.965848][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.965916][ T32] Call trace: [ 1348.965952][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.966004][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1348.966027][ T32] r4:00000000 [ 1348.966056][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.966129][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.966183][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1348.966215][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.966251][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.966281][ T32] r5:80070013 r4:80239bb0 [ 1348.966303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.966354][ T32] r4:82ac21e4 [ 1348.966377][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1348.966444][ T32] r4:e0581dc0 ** 3 printk messages dropped ** [ 1348.966568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.966901][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1348.967054][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1348.967303][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1348.967527][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.967822][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.968054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1348.968425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.968488][ T32] r5:85ad0f8c r4:85ad0c00 [ 1348.968542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.968704][ T32] r4:85315080 ** 6 printk messages dropped ** [ 1348.968912][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.969449][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.969831][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1348.970145][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.970325][ T32] r5:00001000 r4:eecd1000 ** 7 printk messages dropped ** [ 1348.970656][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1348.970721][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1348.970906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.970955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.970981][ T32] r4:8509db40 [ 1348.971001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.971037][ T32] INFO: task kworker/1:660:6424 blocked for more than 475 seconds. [ 1348.971068][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.971092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.971121][ T32] task:kworker/1:660 state:D stack:0 pid:6424 tgid:6424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.971189][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.971300][ T32] Call trace: [ 1348.971420][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.971484][ T32] r10:8291a684 r9:ece2dd84 r8:00000002 r7:60000113 r6:ece2dd8c r5:85a5bc00 [ 1348.971511][ T32] r4:85a5bc00 [ 1348.971531][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.971587][ T32] r5:85a5bc00 r4:8291a680 [ 1348.971616][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.971657][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.971712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece2de08 [ 1348.971738][ T32] r4:00000000 [ 1348.971758][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.971792][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.971847][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.971893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a7c0 [ 1348.971924][ T32] r4:00000000 [ 1348.971947][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.972021][ T32] r9:83018205 r8:85a5bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1348.972059][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.972125][ T32] r5:00001000 r4:ec7a7000 [ 1348.972153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.972194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.972235][ T32] r5:85ad178c r4:85ad1400 [ 1348.972264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.972415][ T32] r7:ddde2d80 r6:83018200 r5:85ad178c r4:85315100 [ 1348.972512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.972570][ T32] r10:61c88647 r9:85a5bc00 r8:8531512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.972614][ T32] r4:85315100 [ 1348.972658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.972726][ T32] r10:00000000 r9:85315100 r8:80287e08 r7:ece31e60 r6:8531df00 r5:85a5bc00 [ 1348.972794][ T32] r4:00000001 [ 1348.972816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.972875][ T32] Exception stack(0xece2dfb0 to 0xece2dff8) [ 1348.972924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.972979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.973008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.973039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.973082][ T32] r4:85314e00 [ 1348.973359][ T32] INFO: task kworker/1:660:6424 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1348.973397][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.973485][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.973533][ T32] Call trace: [ 1348.973600][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.973655][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 1 printk messages dropped ** [ 1348.973739][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1348.991150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1348.991530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.991766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.992092][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1348.992425][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.992834][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1348.993494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1349.000406][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1349.001156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1349.001537][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 8 printk messages dropped ** [ 1349.001928][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1349.002734][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.002774][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.002815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece3de08 [ 1349.002836][ T32] r4:00000000 [ 1349.002855][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.002888][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.002961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.003007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853259c0 ** 1 printk messages dropped ** [ 1349.003071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.003270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.003345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1349.003646][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.011081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1349.011938][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.012166][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1349.012508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1349.012937][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.013171][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.013512][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.019688][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.019978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530ac00 ** 6 printk messages dropped ** [ 1349.020222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.020500][ T32] r10:61c88647 r9:85a5e000 r8:8531612c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.020795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.021376][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.021444][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.021489][ T32] Call trace: [ 1349.021529][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.021604][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.021645][ T32] r4:00000000 [ 1349.021667][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.021710][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.021759][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.021792][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.021819][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.021863][ T32] r5:80070013 r4:80239bb0 [ 1349.021887][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.021928][ T32] r4:82ac21e4 [ 1349.021948][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.021989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.022011][ T32] r4:e0581dc0 [ 1349.022039][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.022093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.022119][ T32] r4:00000000 [ 1349.022139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.022192][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.022216][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.022267][ T32] r5:00001000 r4:eecd1000 [ 1349.022300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.022340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.022382][ T32] r5:85d62f8c r4:85d62c00 [ 1349.022411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.022459][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.022480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.022526][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.022548][ T32] r4:8509f580 [ 1349.022566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.022610][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.022642][ T32] r4:00000001 [ 1349.022665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.022700][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.022756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.022805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.022855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.022887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.022911][ T32] r4:8509db40 [ 1349.022945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.022976][ T32] INFO: task kworker/1:662:6430 blocked for more than 475 seconds. [ 1349.023010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.023044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.023068][ T32] task:kworker/1:662 state:D stack:0 pid:6430 tgid:6430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.023124][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.023184][ T32] Call trace: [ 1349.023213][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.023269][ T32] r10:8291a684 r9:ece45d84 r8:00000002 r7:60000113 r6:ece45d8c r5:85a5ec00 [ 1349.023326][ T32] r4:85a5ec00 [ 1349.023371][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.023420][ T32] r5:85a5ec00 r4:8291a680 [ 1349.023440][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.023478][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.023528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece45e08 [ 1349.023554][ T32] r4:00000000 [ 1349.023594][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.023643][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.023685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.031902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e140 [ 1349.031971][ T32] r4:00000000 [ 1349.031996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.032060][ T32] r9:83018205 r8:85a5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.032084][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.032129][ T32] r5:00001000 r4:ec945000 ** 1 printk messages dropped ** [ 1349.032188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.032229][ T32] r5:85ad1f8c r4:85ad1c00 ** 1 printk messages dropped ** [ 1349.032336][ T32] r7:ddde2d80 r6:83018200 r5:85ad1f8c r4:85315200 ** 4 printk messages dropped ** [ 1349.032541][ T32] r10:00000000 r9:85315200 r8:80287e08 r7:ece2de60 r6:85316200 r5:85a5ec00 ** 7 printk messages dropped ** [ 1349.032795][ T32] r4:8532a3c0 ** 5 printk messages dropped ** [ 1349.033499][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1349.038875][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1349.039729][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1349.040238][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.040701][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.041240][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.041927][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1349.042264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.042564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.042609][ T32] r5:85ad1b8c r4:85ad1800 [ 1349.042645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.042707][ T32] r7:ddde2d80 r6:83018200 r5:85ad1b8c r4:85315280 [ 1349.042735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.042805][ T32] r10:61c88647 r9:85a58000 r8:853152ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.042833][ T32] r4:85315280 [ 1349.042855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.042903][ T32] r10:00000000 r9:85315280 r8:80287e08 r7:ece45e60 r6:85316280 r5:85a58000 [ 1349.042927][ T32] r4:00000001 [ 1349.042947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.043003][ T32] Exception stack(0xece49fb0 to 0xece49ff8) [ 1349.043037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.043066][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.043125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.043160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.043183][ T32] r4:853149c0 [ 1349.043633][ T32] INFO: task kworker/1:663:6431 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.043671][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.053525][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.054106][ T32] Call trace: [ 1349.054189][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.054259][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.054292][ T32] r4:00000000 [ 1349.054314][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.054356][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.054392][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.054453][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.054481][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.054508][ T32] r5:80070013 r4:80239bb0 [ 1349.054532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.054618][ T32] r4:82ac21e4 [ 1349.054675][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.054783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.054844][ T32] r4:e0581dc0 [ 1349.054891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.054981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.055023][ T32] r4:00000000 [ 1349.055048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.055097][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.055119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.055163][ T32] r5:00001000 r4:eecd1000 [ 1349.055183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.055222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.055267][ T32] r5:85d62f8c r4:85d62c00 [ 1349.055323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.055432][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.055490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.055594][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.055654][ T32] r4:8509f580 [ 1349.055708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.055762][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.055798][ T32] r4:00000001 [ 1349.055861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.055940][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.055973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.056001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.056027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.056056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.056079][ T32] r4:8509db40 [ 1349.056103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.056133][ T32] INFO: task kworker/1:664:6434 blocked for more than 475 seconds. [ 1349.056165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.056190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.056212][ T32] task:kworker/1:664 state:D stack:0 pid:6434 tgid:6434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.056289][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.056429][ T32] Call trace: [ 1349.056462][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1349.056718][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.056915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ecc0 [ 1349.056939][ T32] r4:00000000 [ 1349.056958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.057002][ T32] r9:83018205 r8:85a60000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1349.057047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.057114][ T32] r5:00001000 r4:ecb85000 [ 1349.057145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.057185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.057225][ T32] r5:85ad438c r4:85ad4000 [ 1349.057245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.057300][ T32] r7:ddde2d80 r6:83018200 r5:85ad438c r4:85315300 [ 1349.057321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.057367][ T32] r10:61c88647 r9:85a60000 r8:8531532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.057388][ T32] r4:85315300 [ 1349.057407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.057450][ T32] r10:00000000 r9:85315300 r8:80287e08 r7:ece45e60 r6:85316300 r5:85a60000 [ 1349.057491][ T32] r4:00000001 [ 1349.057534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.057574][ T32] Exception stack(0xece55fb0 to 0xece55ff8) [ 1349.057600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.057627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.057663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.057724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.057770][ T32] r4:8532e280 [ 1349.058216][ T32] INFO: task kworker/1:664:6434 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.058253][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.058360][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.058427][ T32] Call trace: [ 1349.058485][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.058555][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.058602][ T32] r4:00000000 [ 1349.058627][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.058668][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.058719][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.058751][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.058798][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.058826][ T32] r5:80070013 r4:80239bb0 [ 1349.058847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.058886][ T32] r4:82ac21e4 [ 1349.058906][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.058947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 2 printk messages dropped ** [ 1349.059063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1349.059463][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 3 printk messages dropped ** [ 1349.059653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1349.059988][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1349.060110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1349.060473][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1349.060884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e2c0 ** 6 printk messages dropped ** [ 1349.061185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.061431][ T32] r10:61c88647 r9:85a60c00 r8:853153ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.061748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.062405][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1349.062727][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.062930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1349.063321][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 3 printk messages dropped ** [ 1349.063443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.063511][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.063537][ T32] r4:00000001 [ 1349.063558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.063614][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.063662][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.063693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.063719][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.079330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.079416][ T32] r4:8509db40 [ 1349.079445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.079475][ T32] INFO: task kworker/1:666:6437 blocked for more than 475 seconds. [ 1349.079509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.079534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.079566][ T32] task:kworker/1:666 state:D stack:0 pid:6437 tgid:6437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.079628][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.079688][ T32] Call trace: [ 1349.079726][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.079785][ T32] r10:8291a684 r9:ece61d84 r8:00000002 r7:60000113 r6:ece61d8c r5:85a62400 [ 1349.079807][ T32] r4:85a62400 [ 1349.079828][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.079885][ T32] r5:85a62400 r4:8291a680 [ 1349.079910][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.079950][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.079991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece61e08 [ 1349.080013][ T32] r4:00000000 [ 1349.080033][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.080067][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.080104][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.080144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e3c0 [ 1349.080192][ T32] r4:00000000 [ 1349.080215][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.080262][ T32] r9:83018205 r8:85a62400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.080323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.080371][ T32] r5:00001000 r4:ecab7000 [ 1349.080392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.080431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.080477][ T32] r5:85ad278c r4:85ad2400 [ 1349.080500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.080548][ T32] r7:ddde2d80 r6:83018200 r5:85ad278c r4:85315400 [ 1349.080568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.080614][ T32] r10:61c88647 r9:85a62400 r8:8531542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.080636][ T32] r4:85315400 [ 1349.080678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.080728][ T32] r10:00000000 r9:85315400 r8:80287e08 r7:ece55e60 r6:85316400 r5:85a62400 [ 1349.080750][ T32] r4:00000001 [ 1349.080769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.080806][ T32] Exception stack(0xece61fb0 to 0xece61ff8) [ 1349.080833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.080861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.080928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.081001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.081026][ T32] r4:8532e540 [ 1349.081468][ T32] INFO: task kworker/1:666:6437 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.081508][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1349.082103][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1349.082346][ T32] r5:00001000 r4:eecd1000 ** 8 printk messages dropped ** [ 1349.082669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1349.083135][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.083605][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.083749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.089404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e480 [ 1349.089442][ T32] r4:00000000 [ 1349.089464][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.089546][ T32] r9:83018205 r8:85a63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1349.089574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.089621][ T32] r5:00001000 r4:ecad5000 [ 1349.089641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.089701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.089772][ T32] r5:85ad2b8c r4:85ad2800 [ 1349.089796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.089844][ T32] r7:ddde2d80 r6:83018200 r5:85ad2b8c r4:85315480 [ 1349.089896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.089947][ T32] r10:61c88647 r9:85a63c00 r8:853154ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.089970][ T32] r4:85315480 [ 1349.089990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.090035][ T32] r10:00000000 r9:85315480 r8:80287e08 r7:ece55e60 r6:85316480 r5:85a63c00 [ 1349.090058][ T32] r4:00000001 [ 1349.090077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.090113][ T32] Exception stack(0xece69fb0 to 0xece69ff8) [ 1349.090141][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.090196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1349.091084][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1349.091491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 15 printk messages dropped ** [ 1349.092327][ T32] r4:8509f580 [ 1349.092372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.092424][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.092477][ T32] r4:00000001 [ 1349.092510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.092547][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.092590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.092625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.092651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.092689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.092715][ T32] r4:8509db40 [ 1349.092744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.092776][ T32] INFO: task kworker/1:668:6441 blocked for more than 475 seconds. [ 1349.092808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.092832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.092865][ T32] task:kworker/1:668 state:D stack:0 pid:6441 tgid:6441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.092914][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.092976][ T32] Call trace: [ 1349.093039][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.093106][ T32] r10:8291a684 r9:ece71d84 r8:00000002 r7:60000113 r6:ece71d8c r5:85a63000 [ 1349.093130][ T32] r4:85a63000 [ 1349.093150][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.093203][ T32] r5:85a63000 r4:8291a680 ** 6 printk messages dropped ** [ 1349.093492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1349.105370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1349.105828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1349.106825][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 8 printk messages dropped ** [ 1349.107144][ T32] r4:e0581dc0 ** 9 printk messages dropped ** [ 1349.107496][ T32] r5:85d62f8c r4:85d62c00 ** 7 printk messages dropped ** [ 1349.107773][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.108091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.108476][ T32] r4:85a64800 [ 1349.108524][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.108617][ T32] r5:85a64800 r4:8291a680 [ 1349.108644][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.108688][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.108743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece79e08 [ 1349.108770][ T32] r4:00000000 [ 1349.108839][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.108876][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.108910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.108951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e740 [ 1349.108973][ T32] r4:00000000 [ 1349.108992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.109035][ T32] r9:83018205 r8:85a64800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1349.109056][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.109095][ T32] r5:00001000 r4:ecb23000 [ 1349.109143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.109186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.109227][ T32] r5:85ad338c r4:85ad3000 [ 1349.109246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.109333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1349.110124][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.110678][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1349.110963][ T32] r5:00001000 r4:eecd1000 ** 1 printk messages dropped ** [ 1349.111043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.111088][ T32] r5:85d62f8c r4:85d62c00 [ 1349.111168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.111221][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.111243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.111303][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.111327][ T32] r4:8509f580 [ 1349.111346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.111391][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.111413][ T32] r4:00000001 [ 1349.111431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.111466][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.111515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.111561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.111591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.111622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.111645][ T32] r4:8509db40 [ 1349.111666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.111723][ T32] INFO: task kworker/1:670:6445 blocked for more than 475 seconds. [ 1349.111761][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.111803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.111850][ T32] task:kworker/1:670 state:D stack:0 pid:6445 tgid:6445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.111926][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.111968][ T32] Call trace: [ 1349.111997][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.112045][ T32] r10:8291a684 r9:ece81d84 r8:00000002 r7:60000113 r6:ece81d8c r5:85a65400 ** 10 printk messages dropped ** [ 1349.112508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e940 ** 7 printk messages dropped ** [ 1349.112758][ T32] r5:85ad378c r4:85ad3400 ** 7 printk messages dropped ** [ 1349.113094][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.113245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.113279][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.113310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.113333][ T32] r4:8532e640 [ 1349.113588][ T32] INFO: task kworker/1:670:6445 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.113623][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.113751][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.127905][ T32] Call trace: [ 1349.127949][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.128026][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 5 printk messages dropped ** [ 1349.128220][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1349.128486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.128508][ T32] r4:00000000 [ 1349.128527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.128571][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.128592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.128636][ T32] r5:00001000 r4:eecd1000 [ 1349.128656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.128695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.128736][ T32] r5:85d62f8c r4:85d62c00 [ 1349.128757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.128802][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.128823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.128868][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1349.128944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.128992][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.129015][ T32] r4:00000001 [ 1349.129035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.129069][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.129095][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.129123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1349.129580][ T32] r4:85a66000 ** 9 printk messages dropped ** [ 1349.129962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ea40 ** 6 printk messages dropped ** [ 1349.130193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.130234][ T32] r5:85ad3b8c r4:85ad3800 [ 1349.130255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.130307][ T32] r7:ddde2d80 r6:83018200 r5:85ad3b8c r4:85315680 [ 1349.130339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.130389][ T32] r10:61c88647 r9:85a66000 r8:853156ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.130435][ T32] r4:85315680 [ 1349.130457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.130501][ T32] r10:00000000 r9:85315680 r8:80287e08 r7:ece55e60 r6:85316680 r5:85a66000 [ 1349.130523][ T32] r4:00000001 [ 1349.130560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.130598][ T32] Exception stack(0xece89fb0 to 0xece89ff8) ** 2 printk messages dropped ** [ 1349.130679][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.130707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.130728][ T32] r4:8532e900 [ 1349.131178][ T32] INFO: task kworker/1:671:6447 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.131216][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.131312][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.131356][ T32] Call trace: [ 1349.131385][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.131436][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.131459][ T32] r4:00000000 [ 1349.131512][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.131564][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.131594][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.131623][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.131648][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.131671][ T32] r5:80070013 r4:80239bb0 [ 1349.131691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.131729][ T32] r4:82ac21e4 [ 1349.131749][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.131790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1349.132035][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1349.132164][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1349.132367][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1349.132465][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.132632][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.132798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1349.133166][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1349.133406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532eb00 ** 6 printk messages dropped ** [ 1349.133641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.133692][ T32] r5:85ad3f8c r4:85ad3c00 [ 1349.133715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.141031][ T32] r7:ddde2d80 r6:83018200 r5:85ad3f8c r4:85315700 [ 1349.141069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.141139][ T32] r10:61c88647 r9:852e8000 r8:8531572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.141165][ T32] r4:85315700 [ 1349.141239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.141300][ T32] r10:00000000 r9:85315700 r8:80287e08 r7:ece55e60 r6:85316700 r5:852e8000 [ 1349.141325][ T32] r4:00000001 [ 1349.141345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.141384][ T32] Exception stack(0xece91fb0 to 0xece91ff8) [ 1349.141440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.141492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.141522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.141551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.141608][ T32] r4:8532ea80 [ 1349.142050][ T32] INFO: task kworker/1:672:6449 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.142090][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.142156][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.142229][ T32] Call trace: [ 1349.142267][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.142335][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.142360][ T32] r4:00000000 [ 1349.142380][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.142420][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.142448][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.142476][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.142512][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.142540][ T32] r5:80070013 r4:80239bb0 [ 1349.142561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.142602][ T32] r4:82ac21e4 [ 1349.142622][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.142663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.142723][ T32] r4:e0581dc0 [ 1349.142747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.142789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.142811][ T32] r4:00000000 [ 1349.142830][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.142875][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.142896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.142957][ T32] r5:00001000 r4:eecd1000 [ 1349.142987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.143028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.143075][ T32] r5:85d62f8c r4:85d62c00 [ 1349.143096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.143143][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.143164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.143225][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.143251][ T32] r4:8509f580 [ 1349.143270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.143321][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.143343][ T32] r4:00000001 [ 1349.143362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.143395][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.143421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.143450][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.143475][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.143503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.143525][ T32] r4:8509db40 [ 1349.143544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.143572][ T32] INFO: task kworker/1:673:6451 blocked for more than 475 seconds. [ 1349.143603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.143628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.143669][ T32] task:kworker/1:673 state:D stack:0 pid:6451 tgid:6451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.143744][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.151309][ T32] Call trace: [ 1349.151367][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.151449][ T32] r10:8291a684 r9:ece99d84 r8:00000002 r7:60000113 r6:ece99d8c r5:852e9800 [ 1349.151477][ T32] r4:852e9800 [ 1349.151500][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.151547][ T32] r5:852e9800 r4:8291a680 [ 1349.151567][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.151606][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.151648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece99e08 [ 1349.151670][ T32] r4:00000000 [ 1349.151688][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.151722][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.151760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.151802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fad40 [ 1349.151824][ T32] r4:00000000 [ 1349.151843][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.151888][ T32] r9:83018205 r8:852e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.151931][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.152024][ T32] r5:00001000 r4:ecbaf000 [ 1349.152050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.152092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.152156][ T32] r5:85ad4b8c r4:85ad4800 [ 1349.152180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.152228][ T32] r7:ddde2d80 r6:83018200 r5:85ad4b8c r4:85315780 [ 1349.152249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.152328][ T32] r10:61c88647 r9:852e9800 r8:853157ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.152354][ T32] r4:85315780 [ 1349.152374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1349.152567][ T32] Exception stack(0xece99fb0 to 0xece99ff8) ** 6 printk messages dropped ** [ 1349.153166][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1349.157786][ T32] r4:e0581dc0 ** 3 printk messages dropped ** [ 1349.157892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.158325][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.158591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.158622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.158648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.158695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.158721][ T32] r4:8509db40 [ 1349.158743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.158786][ T32] INFO: task kworker/1:674:6453 blocked for more than 475 seconds. [ 1349.158821][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.158846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.158868][ T32] task:kworker/1:674 state:D stack:0 pid:6453 tgid:6453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.158920][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.158962][ T32] Call trace: [ 1349.158995][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.159080][ T32] r10:8291a684 r9:ecea1d84 r8:00000002 r7:60000113 r6:ecea1d8c r5:852e8c00 [ 1349.159122][ T32] r4:852e8c00 [ 1349.159144][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.159192][ T32] r5:852e8c00 r4:8291a680 [ 1349.159212][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.159278][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.159328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea1e08 [ 1349.159352][ T32] r4:00000000 [ 1349.159371][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.159404][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.159438][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.159477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ed80 [ 1349.159499][ T32] r4:00000000 [ 1349.159517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.159559][ T32] r9:83018205 r8:852e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1349.159580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.159637][ T32] r5:00001000 r4:ecb9d000 [ 1349.159660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.159700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.159746][ T32] r5:85ad478c r4:85ad4400 [ 1349.159765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.159836][ T32] r7:ddde2d80 r6:83018200 r5:85ad478c r4:85315800 [ 1349.159869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.159993][ T32] r10:61c88647 r9:852e8c00 r8:8531582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.160038][ T32] r4:85315800 [ 1349.160062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.160107][ T32] r10:00000000 r9:85315800 r8:80287e08 r7:ece99e60 r6:85316800 r5:852e8c00 [ 1349.160130][ T32] r4:00000001 [ 1349.160166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.160205][ T32] Exception stack(0xecea1fb0 to 0xecea1ff8) [ 1349.160232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.160269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.160319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.160349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.160372][ T32] r4:8532ec40 [ 1349.160804][ T32] INFO: task kworker/1:674:6453 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.160842][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.160898][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.161018][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1349.161405][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.161625][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.161901][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1349.162101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1349.162506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.162530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.162550][ T32] task:kworker/1:675 state:D stack:0 pid:6456 tgid:6456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.162593][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.162634][ T32] Call trace: [ 1349.162663][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.162730][ T32] r10:8291a684 r9:ecea9d84 r8:00000002 r7:60000013 r6:ecea9d8c r5:852ea400 [ 1349.162763][ T32] r4:852ea400 [ 1349.162863][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.162930][ T32] r5:852ea400 r4:8291a680 [ 1349.162953][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.162993][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.163035][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea9e08 [ 1349.163057][ T32] r4:00000000 [ 1349.163076][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.163109][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.163142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.163183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325d00 [ 1349.163204][ T32] r4:00000000 [ 1349.163223][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.163267][ T32] r9:83018205 r8:852ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1349.163296][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.163337][ T32] r5:00001000 r4:ecbbb000 [ 1349.163356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.163393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.163433][ T32] r5:85ad4f8c r4:85ad4c00 [ 1349.163453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.163498][ T32] r7:ddde2d80 r6:83018200 r5:85ad4f8c r4:85315880 [ 1349.163549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1349.163804][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1349.174861][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 13 printk messages dropped ** [ 1349.175357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 14 printk messages dropped ** [ 1349.176429][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 18 printk messages dropped ** [ 1349.177373][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1349.177805][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.178029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.178147][ T32] r7:ddde2d80 r6:83018200 r5:85ad538c r4:85315900 [ 1349.178211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.178268][ T32] r10:61c88647 r9:852ebc00 r8:8531592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.178306][ T32] r4:85315900 [ 1349.178326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.178369][ T32] r10:00000000 r9:85315900 r8:80287e08 r7:ecea9e60 r6:85316900 r5:852ebc00 [ 1349.178402][ T32] r4:00000001 [ 1349.178425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.178461][ T32] Exception stack(0xeceadfb0 to 0xeceadff8) [ 1349.178488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.178517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.178545][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.178573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.178595][ T32] r4:8532ef00 [ 1349.178852][ T32] INFO: task kworker/1:676:6457 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.178912][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.178973][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.179016][ T32] Call trace: [ 1349.179047][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.179099][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.179123][ T32] r4:00000000 [ 1349.179228][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.179290][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.179323][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.179353][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.179379][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.179404][ T32] r5:80070013 r4:80239bb0 [ 1349.179427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1349.179740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1349.180130][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.180155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.180222][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.180313][ T32] r4:8509f580 [ 1349.180345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.180393][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.180416][ T32] r4:00000001 [ 1349.180450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.180489][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.180515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.180561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.180601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.180648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.180676][ T32] r4:8509db40 [ 1349.180720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.180778][ T32] INFO: task kworker/1:677:6460 blocked for more than 475 seconds. [ 1349.180815][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.180841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.180862][ T32] task:kworker/1:677 state:D stack:0 pid:6460 tgid:6460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.180935][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.180978][ T32] Call trace: [ 1349.181008][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1349.181297][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.181815][ T32] r5:00001000 r4:ecd87000 ** 1 printk messages dropped ** [ 1349.181969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.182099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1349.182281][ T32] r10:00000000 r9:85315980 r8:80287e08 r7:eceade60 r6:85315a00 r5:85a85400 ** 4 printk messages dropped ** [ 1349.182429][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.183053][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.183389][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1349.183678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1349.198353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.198707][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1349.199134][ T32] INFO: task kworker/1:678:6461 blocked for more than 475 seconds. ** 10 printk messages dropped ** [ 1349.199733][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.200169][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.200422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.200616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.200929][ T32] Exception stack(0xece4dfb0 to 0xece4dff8) ** 8 printk messages dropped ** [ 1349.201838][ T32] Call trace: ** 8 printk messages dropped ** [ 1349.202212][ T32] r5:80070013 r4:80239bb0 ** 11 printk messages dropped ** [ 1349.202780][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1349.203026][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 3 printk messages dropped ** [ 1349.203134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.203178][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.203205][ T32] r4:00000001 [ 1349.203253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.203298][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.203354][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.203425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.203455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.203514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.203540][ T32] r4:8509db40 [ 1349.203560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.203585][ T32] INFO: task kworker/1:679:6464 blocked for more than 475 seconds. [ 1349.203643][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.203670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.203692][ T32] task:kworker/1:679 state:D stack:0 pid:6464 tgid:6464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.218059][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.218216][ T32] Call trace: [ 1349.218290][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.218361][ T32] r10:8291a684 r9:eceb9d84 r8:00000002 r7:60000013 r6:eceb9d8c r5:85a82400 [ 1349.218416][ T32] r4:85a82400 [ 1349.218467][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.218520][ T32] r5:85a82400 r4:8291a680 [ 1349.218542][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.218583][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.218657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb9e08 [ 1349.218685][ T32] r4:00000000 [ 1349.218733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.218801][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.218842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.218883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85245f80 [ 1349.218941][ T32] r4:00000000 [ 1349.218998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.219049][ T32] r9:83018205 r8:85a82400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1349.219104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.219151][ T32] r5:00001000 r4:ecd79000 [ 1349.219200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.219243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.219292][ T32] r5:85ad5b8c r4:85ad5800 [ 1349.219347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.219399][ T32] r7:ddde2d80 r6:83018200 r5:85ad5b8c r4:85315b80 [ 1349.219421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.219467][ T32] r10:61c88647 r9:85a82400 r8:85315bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.219489][ T32] r4:85315b80 [ 1349.219545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.219623][ T32] r10:00000000 r9:85315b80 r8:80287e08 r7:ece35e60 r6:85315c00 r5:85a82400 [ 1349.219648][ T32] r4:00000001 [ 1349.219669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.219761][ T32] Exception stack(0xeceb9fb0 to 0xeceb9ff8) [ 1349.219792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.219821][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.219882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.219945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.219970][ T32] r4:852454c0 [ 1349.220426][ T32] INFO: task kworker/1:679:6464 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.220470][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.220702][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.220769][ T32] Call trace: [ 1349.220835][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.220888][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.220911][ T32] r4:00000000 [ 1349.220931][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.220970][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.220997][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.221026][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.221052][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.221075][ T32] r5:80070013 r4:80239bb0 [ 1349.221095][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.221150][ T32] r4:82ac21e4 [ 1349.221173][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.221245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.221279][ T32] r4:e0581dc0 [ 1349.221306][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.221353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.221377][ T32] r4:00000000 [ 1349.221438][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.221485][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.221507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.221586][ T32] r5:00001000 r4:eecd1000 [ 1349.221609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.221648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.221690][ T32] r5:85d62f8c r4:85d62c00 [ 1349.221737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.221786][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.221809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.221929][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.221955][ T32] r4:8509f580 [ 1349.221974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.222048][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.222074][ T32] r4:00000001 [ 1349.222093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.222150][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.222179][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.222207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.222261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.222297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.222321][ T32] r4:8509db40 [ 1349.222342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1349.222616][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.222766][ T32] r10:8291a684 r9:ecec5d84 r8:00000002 r7:60000013 r6:ecec5d8c r5:85a84800 [ 1349.222788][ T32] r4:85a84800 [ 1349.222808][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.222853][ T32] r5:85a84800 r4:8291a680 [ 1349.222888][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.222930][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.222975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 [ 1349.222999][ T32] r4:00000000 [ 1349.223018][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.223075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.223152][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.223196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530a6c0 [ 1349.223218][ T32] r4:00000000 [ 1349.223267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.223320][ T32] r9:83018005 r8:85a84800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1349.223341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.223411][ T32] r5:00001000 r4:eccc3000 [ 1349.223454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.223496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.223538][ T32] r5:85a29f8c r4:85a29c00 [ 1349.223591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.223640][ T32] r7:dddced80 r6:83018000 r5:85a29f8c r4:85316980 [ 1349.223662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.223728][ T32] r10:61c88647 r9:85a84800 r8:853169ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.231882][ T32] r4:85316980 [ 1349.231955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.232029][ T32] r10:00000000 r9:85316980 r8:80287e08 r7:ece39e60 r6:85315c80 r5:85a84800 [ 1349.232057][ T32] r4:00000001 [ 1349.232120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.232164][ T32] Exception stack(0xecec5fb0 to 0xecec5ff8) [ 1349.232194][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.232223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.232249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.232285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.232330][ T32] r4:8530aa00 [ 1349.232799][ T32] INFO: task kworker/0:978:6467 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.232841][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.232910][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.232990][ T32] Call trace: [ 1349.233027][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.233082][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.233144][ T32] r4:00000000 [ 1349.233168][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.233209][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.233265][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.233302][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.233327][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.233351][ T32] r5:80070013 r4:80239bb0 [ 1349.233371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1349.233557][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1349.239702][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.240107][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1349.240215][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1349.240572][ T32] INFO: task kworker/0:979:6469 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1349.240964][ T32] r10:8291a684 r9:ececdd84 r8:00000002 r7:60000113 r6:ececdd8c r5:85a86c00 ** 8 printk messages dropped ** [ 1349.241343][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.241713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.241782][ T32] r5:85a2b38c r4:85a2b000 ** 2 printk messages dropped ** [ 1349.241936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.242270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.243027][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.243285][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 6 printk messages dropped ** [ 1349.243511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1349.249773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1349.250036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1349.250307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1349.250603][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.250910][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1349.251355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.251593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.251866][ T32] r10:61c88647 r9:85a7b000 r8:85316aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.252247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.252995][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.253192][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 9 printk messages dropped ** [ 1349.253662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.253685][ T32] r4:00000000 [ 1349.253774][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.262087][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.262126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.262218][ T32] r5:00001000 r4:eecd1000 [ 1349.262246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.262322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.262372][ T32] r5:85d62f8c r4:85d62c00 [ 1349.262393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.262471][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.262542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.262593][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.262616][ T32] r4:8509f580 [ 1349.262635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.262708][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.262778][ T32] r4:00000001 [ 1349.262832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.262872][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.262902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.262929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.262956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.262985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.263039][ T32] r4:8509db40 [ 1349.263066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.263094][ T32] INFO: task kworker/0:981:6472 blocked for more than 475 seconds. [ 1349.263174][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.263201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.263224][ T32] task:kworker/0:981 state:D stack:0 pid:6472 tgid:6472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.263303][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.263387][ T32] Call trace: [ 1349.263420][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.263473][ T32] r10:8291a684 r9:eced9d84 r8:00000002 r7:60000113 r6:eced9d8c r5:85a88c00 [ 1349.263545][ T32] r4:85a88c00 [ 1349.263599][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.263676][ T32] r5:85a88c00 r4:8291a680 [ 1349.263700][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.263801][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.267928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced9e08 [ 1349.267965][ T32] r4:00000000 [ 1349.267987][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.268037][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.268080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.268125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530a040 [ 1349.268150][ T32] r4:00000000 [ 1349.268199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.268293][ T32] r9:83018005 r8:85a88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1349.268334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.268392][ T32] r5:00001000 r4:eccf9000 [ 1349.268416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.268457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.268560][ T32] r5:85a2a78c r4:85a2a400 [ 1349.268583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.268631][ T32] r7:dddced80 r6:83018000 r5:85a2a78c r4:85316b00 [ 1349.268671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.268750][ T32] r10:61c88647 r9:85a88c00 r8:85316b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.268826][ T32] r4:85316b00 [ 1349.268852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.268930][ T32] r10:00000000 r9:85316b00 r8:80287e08 r7:ececde60 r6:85315e00 r5:85a88c00 [ 1349.268984][ T32] r4:00000001 [ 1349.269007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.269044][ T32] Exception stack(0xeced9fb0 to 0xeced9ff8) [ 1349.269072][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.269154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1349.270075][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.270226][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1349.270552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1349.270963][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1349.271234][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1349.271398][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.271738][ T32] task:kworker/0:982 state:D stack:0 pid:6475 tgid:6475 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.272224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee5e08 ** 9 printk messages dropped ** [ 1349.272609][ T32] r5:00001000 r4:ecd6b000 ** 1 printk messages dropped ** [ 1349.272665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.272943][ T32] r10:61c88647 r9:85a88000 r8:85316bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.273317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.284594][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1349.284761][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.284966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1349.285428][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1349.285692][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1349.285839][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1349.286077][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.286143][ T32] Call trace: [ 1349.286236][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.286299][ T32] r10:8291a684 r9:eceb1d84 r8:00000002 r7:60000113 r6:eceb1d8c r5:852ec800 [ 1349.286324][ T32] r4:852ec800 [ 1349.286344][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.286391][ T32] r5:852ec800 r4:8291a680 [ 1349.286411][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.286478][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.286525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb1e08 [ 1349.286548][ T32] r4:00000000 [ 1349.286567][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.286601][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.286648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.286692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309100 [ 1349.286714][ T32] r4:00000000 [ 1349.286753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.286799][ T32] r9:83018005 r8:852ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1349.286822][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.286864][ T32] r5:00001000 r4:ecef3000 [ 1349.286902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.286945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.286987][ T32] r5:85a2af8c r4:85a2ac00 [ 1349.287007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.287051][ T32] r7:dddced80 r6:83018000 r5:85a2af8c r4:85316c00 [ 1349.287072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.287117][ T32] r10:61c88647 r9:852ec800 r8:85316c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.287139][ T32] r4:85316c00 [ 1349.287195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.287243][ T32] r10:00000000 r9:85316c00 r8:80287e08 r7:ececde60 r6:85316c80 r5:852ec800 [ 1349.287267][ T32] r4:00000001 [ 1349.287292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.287346][ T32] Exception stack(0xeceb1fb0 to 0xeceb1ff8) [ 1349.287383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.287413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.287441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.287504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.287530][ T32] r4:8532a4c0 [ 1349.287954][ T32] INFO: task kworker/0:983:6477 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.287999][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.288081][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.288151][ T32] Call trace: [ 1349.288187][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.288239][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.288280][ T32] r4:00000000 [ 1349.288326][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.288371][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.288399][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.288432][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.288458][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.288483][ T32] r5:80070013 r4:80239bb0 [ 1349.288503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.288541][ T32] r4:82ac21e4 [ 1349.288561][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.288602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.288624][ T32] r4:e0581dc0 [ 1349.288643][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.288683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.288704][ T32] r4:00000000 [ 1349.288724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.288766][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.288787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.288837][ T32] r5:00001000 r4:eecd1000 [ 1349.288860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.288901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.288942][ T32] r5:85d62f8c r4:85d62c00 [ 1349.288992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.289042][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.289063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.289109][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.289160][ T32] r4:8509f580 [ 1349.289183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.289229][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.289252][ T32] r4:00000001 [ 1349.289270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.289313][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.289339][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.289367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.289406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.289460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.289486][ T32] r4:8509db40 [ 1349.289507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.289552][ T32] INFO: task kworker/1:680:6480 blocked for more than 475 seconds. [ 1349.289589][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.289616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.289638][ T32] task:kworker/1:680 state:D stack:0 pid:6480 tgid:6480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.289695][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.289785][ T32] Call trace: [ 1349.289834][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.289905][ T32] r10:8291a684 r9:eceb5d84 r8:00000002 r7:60000013 r6:eceb5d8c r5:852ed400 [ 1349.289931][ T32] r4:852ed400 [ 1349.289952][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.289996][ T32] r5:852ed400 r4:8291a680 [ 1349.290015][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.290053][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.290094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb5e08 [ 1349.290116][ T32] r4:00000000 [ 1349.290154][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.290192][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.290227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.290267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312080 [ 1349.290317][ T32] r4:00000000 [ 1349.290353][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.290421][ T32] r9:83018205 r8:852ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1349.290445][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.290487][ T32] r5:00001000 r4:ecef9000 [ 1349.290534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.290577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.290618][ T32] r5:85ad678c r4:85ad6400 [ 1349.290648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.290696][ T32] r7:ddde2d80 r6:83018200 r5:85ad678c r4:85315f00 [ 1349.290718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.290764][ T32] r10:61c88647 r9:852ed400 r8:85315f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.290787][ T32] r4:85315f00 [ 1349.290814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.290867][ T32] r10:00000000 r9:85315f00 r8:80287e08 r7:ece35e60 r6:85316d00 r5:852ed400 [ 1349.290890][ T32] r4:00000001 [ 1349.290909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.290943][ T32] Exception stack(0xeceb5fb0 to 0xeceb5ff8) [ 1349.290968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.290997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.291025][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.291053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.291080][ T32] r4:85245a40 [ 1349.291337][ T32] INFO: task kworker/1:680:6480 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.291371][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.291457][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.291521][ T32] Call trace: [ 1349.291556][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.291607][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.291639][ T32] r4:00000000 [ 1349.291661][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.291710][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.291740][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 2 printk messages dropped ** [ 1349.291818][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.292075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1349.292451][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1349.292697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1349.292971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1349.293276][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1349.293559][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.312277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852456c0 ** 6 printk messages dropped ** [ 1349.312684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.312900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.313115][ T32] Exception stack(0xecef1fb0 to 0xecef1ff8) ** 3 printk messages dropped ** [ 1349.313228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.313250][ T32] r4:85245f00 [ 1349.313682][ T32] INFO: task kworker/1:681:6481 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.313719][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.317774][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.317834][ T32] Call trace: [ 1349.317879][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.317941][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.317978][ T32] r4:00000000 [ 1349.318031][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.318077][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.318106][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.318135][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.318160][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.318277][ T32] r5:80070013 r4:80239bb0 [ 1349.318303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.318373][ T32] r4:82ac21e4 [ 1349.318400][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.318444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.318471][ T32] r4:e0581dc0 [ 1349.318532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.318636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.318663][ T32] r4:00000000 [ 1349.318684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.318730][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.318752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.318827][ T32] r5:00001000 r4:eecd1000 [ 1349.318887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.319100][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 6 printk messages dropped ** [ 1349.319372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.319614][ T32] INFO: task kworker/1:682:6487 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.320026][ T32] r4:85a89800 ** 4 printk messages dropped ** [ 1349.320255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf0de08 ** 3 printk messages dropped ** [ 1349.320470][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.320515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312240 [ 1349.320538][ T32] r4:00000000 [ 1349.320560][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.320603][ T32] r9:83018205 r8:85a89800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1349.320624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.320665][ T32] r5:00001000 r4:ecf03000 [ 1349.320685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.320743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.320794][ T32] r5:85ad6b8c r4:85ad6800 [ 1349.320814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.320857][ T32] r7:ddde2d80 r6:83018200 r5:85ad6b8c r4:8531e000 [ 1349.320877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.320922][ T32] r10:61c88647 r9:85a89800 r8:8531e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.320982][ T32] r4:8531e000 [ 1349.321032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.321080][ T32] r10:00000000 r9:8531e000 r8:80287e08 r7:eceb5e60 r6:8531e080 r5:85a89800 [ 1349.321104][ T32] r4:00000001 [ 1349.321123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.321188][ T32] Exception stack(0xecf0dfb0 to 0xecf0dff8) [ 1349.321218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.321248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.321296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.321353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.321379][ T32] r4:85312040 [ 1349.321830][ T32] INFO: task kworker/1:682:6487 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.321867][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.321945][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.321997][ T32] Call trace: [ 1349.322040][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.322092][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.322115][ T32] r4:00000000 [ 1349.322135][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.322174][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.322201][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.322259][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.322306][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.322334][ T32] r5:80070013 r4:80239bb0 [ 1349.322355][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.322421][ T32] r4:82ac21e4 [ 1349.322448][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.322492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.322514][ T32] r4:e0581dc0 [ 1349.322534][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.322574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.322596][ T32] r4:00000000 [ 1349.322616][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.322686][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.322739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.322785][ T32] r5:00001000 r4:eecd1000 [ 1349.322814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.322875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.322920][ T32] r5:85d62f8c r4:85d62c00 [ 1349.322963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.323012][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.323033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.323079][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.323100][ T32] r4:8509f580 [ 1349.323119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.323183][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.323229][ T32] r4:00000001 [ 1349.323258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1349.323473][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1349.323721][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.334327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.334747][ T32] r5:00001000 r4:ecf4b000 ** 1 printk messages dropped ** [ 1349.334812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.334948][ T32] r7:ddde2d80 r6:83018200 r5:85ad6f8c r4:8531e100 ** 5 printk messages dropped ** [ 1349.335174][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.335415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.335976][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.336040][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.336083][ T32] Call trace: [ 1349.336172][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.336228][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.336251][ T32] r4:00000000 [ 1349.336277][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.336344][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.336384][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.336435][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.336484][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.336589][ T32] r5:80070013 r4:80239bb0 [ 1349.336614][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.336655][ T32] r4:82ac21e4 [ 1349.336675][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.336716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.336739][ T32] r4:e0581dc0 [ 1349.336758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.336814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.336860][ T32] r4:00000000 [ 1349.336884][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.336928][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.336950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.337004][ T32] r5:00001000 r4:eecd1000 [ 1349.337035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.337078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.337119][ T32] r5:85d62f8c r4:85d62c00 [ 1349.337139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.337184][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.337225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1349.337391][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1349.337594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.337955][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.338221][ T32] r5:85a8bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1349.338465][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1349.338693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.338763][ T32] r9:83018205 r8:85a8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1349.338788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.338851][ T32] r5:00001000 r4:ecf51000 [ 1349.338874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.338913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.338964][ T32] r5:85ad738c r4:85ad7000 [ 1349.339007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.339055][ T32] r7:ddde2d80 r6:83018200 r5:85ad738c r4:8531e200 [ 1349.339096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.339144][ T32] r10:61c88647 r9:85a8bc00 r8:8531e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.339167][ T32] r4:8531e200 [ 1349.339205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.339297][ T32] r10:00000000 r9:8531e200 r8:80287e08 r7:ecf11e60 r6:8531e280 r5:85a8bc00 [ 1349.339345][ T32] r4:00000001 [ 1349.339367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.339405][ T32] Exception stack(0xecf19fb0 to 0xecf19ff8) [ 1349.339431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.339459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.339485][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.339513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.339535][ T32] r4:853121c0 [ 1349.339793][ T32] INFO: task kworker/1:684:6489 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.339827][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.339915][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.339957][ T32] Call trace: [ 1349.340012][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.340093][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1349.340206][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1349.340422][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.340619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1349.340986][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1349.341270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1349.341569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.341862][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.341902][ T32] Call trace: [ 1349.341956][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.342006][ T32] r10:8291a684 r9:eceddd84 r8:00000002 r7:60000113 r6:eceddd8c r5:852eec00 [ 1349.342028][ T32] r4:852eec00 [ 1349.342064][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.342118][ T32] r5:852eec00 r4:8291a680 [ 1349.342138][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.342176][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.342216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecedde08 [ 1349.342238][ T32] r4:00000000 [ 1349.342281][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.342321][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.342356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.342396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309540 [ 1349.342418][ T32] r4:00000000 [ 1349.342438][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.342480][ T32] r9:83018005 r8:852eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1349.342501][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.342541][ T32] r5:00001000 r4:ecf25000 [ 1349.342562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.342761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.342807][ T32] r5:85a2bb8c r4:85a2b800 [ 1349.342827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.342871][ T32] r7:dddced80 r6:83018000 r5:85a2bb8c r4:85316e00 [ 1349.342893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.342939][ T32] r10:61c88647 r9:852eec00 r8:85316e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.342962][ T32] r4:85316e00 [ 1349.342981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.343024][ T32] r10:00000000 r9:85316e00 r8:80287e08 r7:ececde60 r6:85316e80 r5:852eec00 [ 1349.343050][ T32] r4:00000001 [ 1349.343070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.343105][ T32] Exception stack(0xeceddfb0 to 0xeceddff8) [ 1349.343212][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.343257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.343306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.343417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.343447][ T32] r4:85309180 [ 1349.343700][ T32] INFO: task kworker/0:984:6491 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.356606][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.357350][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.357566][ T32] Call trace: [ 1349.357810][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.357874][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.357899][ T32] r4:00000000 [ 1349.357992][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.358108][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.358383][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.358419][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.358453][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.358591][ T32] r5:80070013 r4:80239bb0 [ 1349.359697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.360030][ T32] r4:82ac21e4 [ 1349.360057][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.360245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.360318][ T32] r4:e0581dc0 [ 1349.360558][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.360604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.360627][ T32] r4:00000000 [ 1349.360802][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.360921][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.361032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.361458][ T32] r4:8509f580 ** 6 printk messages dropped ** [ 1349.362601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1349.379154][ T32] r10:8291a684 r9:ecf1dd84 r8:00000002 r7:60000113 r6:ecf1dd8c r5:852eb000 ** 14 printk messages dropped ** [ 1349.380948][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1349.381356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.383328][ T32] r10:00000000 r9:85316f00 r8:80287e08 r7:ecedde60 r6:85316f80 r5:852eb000 [ 1349.383356][ T32] r4:00000001 [ 1349.383382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.383470][ T32] Exception stack(0xecf1dfb0 to 0xecf1dff8) [ 1349.383786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.400527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.400580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.400618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.400644][ T32] r4:853094c0 [ 1349.401079][ T32] INFO: task kworker/0:985:6494 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.401130][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.401203][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.401261][ T32] Call trace: [ 1349.401302][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.401360][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.401384][ T32] r4:00000000 [ 1349.401404][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.401446][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.401474][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.401502][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.401527][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.401551][ T32] r5:80070013 r4:80239bb0 [ 1349.401622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.401669][ T32] r4:82ac21e4 [ 1349.401689][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.401731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.401814][ T32] r4:e0581dc0 [ 1349.401867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.401915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.401937][ T32] r4:00000000 [ 1349.401956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1349.402065][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1349.402345][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.402581][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.402968][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.403251][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.403617][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.403763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.409490][ T32] r7:dddced80 r6:83018000 r5:85a2bf8c r4:85373000 ** 5 printk messages dropped ** [ 1349.409717][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.409919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.410740][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1349.411201][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.411396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1349.411877][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.412166][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.412580][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.412621][ T32] Call trace: [ 1349.412666][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.412726][ T32] r10:8291a684 r9:ecf31d84 r8:00000002 r7:60000113 r6:ecf31d8c r5:85a66c00 [ 1349.412752][ T32] r4:85a66c00 [ 1349.412773][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.412829][ T32] r5:85a66c00 r4:8291a680 [ 1349.412872][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.412924][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.412968][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf31e08 [ 1349.412991][ T32] r4:00000000 [ 1349.413018][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.413056][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.413089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.413138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309800 [ 1349.413163][ T32] r4:00000000 [ 1349.413197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.413243][ T32] r9:83018005 r8:85a66c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1349.413264][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.413340][ T32] r5:00001000 r4:ecf39000 [ 1349.413372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.413416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.413458][ T32] r5:8482e38c r4:8482e000 [ 1349.413477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.413533][ T32] r7:dddced80 r6:83018000 r5:8482e38c r4:85373100 [ 1349.413557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.413603][ T32] r10:61c88647 r9:85a66c00 r8:8537312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.413625][ T32] r4:85373100 [ 1349.413644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.413687][ T32] r10:00000000 r9:85373100 r8:80287e08 r7:ecf29e60 r6:85373180 r5:85a66c00 [ 1349.413709][ T32] r4:00000001 [ 1349.413768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.422044][ T32] Exception stack(0xecf31fb0 to 0xecf31ff8) [ 1349.422142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.422199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.422230][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.422263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.422313][ T32] r4:85309640 [ 1349.422789][ T32] INFO: task kworker/0:987:6498 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.422854][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1349.423053][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.423317][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1349.423581][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1349.427996][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1349.428187][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1349.428512][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1349.428670][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1349.428878][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.429190][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.429544][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.429763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.429969][ T32] r10:61c88647 r9:84aa8000 r8:8537322c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1349.430186][ T32] Exception stack(0xecf3dfb0 to 0xecf3dff8) ** 7 printk messages dropped ** [ 1349.430988][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.431218][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1349.431460][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.431611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1349.432085][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1349.432364][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1349.432581][ T32] INFO: task kworker/0:989:6503 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.432948][ T32] r4:84aa8c00 ** 4 printk messages dropped ** [ 1349.433155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecefde08 [ 1349.433201][ T32] r4:00000000 [ 1349.433223][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.433258][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.433317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.433393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309a00 [ 1349.433419][ T32] r4:00000000 [ 1349.433439][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.433483][ T32] r9:83018005 r8:84aa8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1349.433524][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.433568][ T32] r5:00001000 r4:ecf57000 [ 1349.433620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.433728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.444181][ T32] r5:8541438c r4:85414000 [ 1349.444221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.444294][ T32] r7:dddced80 r6:83018000 r5:8541438c r4:85373300 [ 1349.444342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.444393][ T32] r10:61c88647 r9:84aa8c00 r8:8537332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.444434][ T32] r4:85373300 [ 1349.444481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.444549][ T32] r10:00000000 r9:85373300 r8:80287e08 r7:ecf3de60 r6:85373380 r5:84aa8c00 [ 1349.444578][ T32] r4:00000001 [ 1349.444620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.444663][ T32] Exception stack(0xecefdfb0 to 0xecefdff8) [ 1349.444714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.444768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.444839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.444873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.444897][ T32] r4:85309740 [ 1349.445356][ T32] INFO: task kworker/0:989:6503 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.445396][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.445466][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.445550][ T32] Call trace: [ 1349.445587][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.445649][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.445714][ T32] r4:00000000 [ 1349.445759][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.445824][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.445857][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.445887][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.445914][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.445971][ T32] r5:80070013 r4:80239bb0 [ 1349.445996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.446040][ T32] r4:82ac21e4 [ 1349.446081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.446144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.446188][ T32] r4:e0581dc0 [ 1349.446213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.446277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.446324][ T32] r4:00000000 [ 1349.446349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.446417][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.446444][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.446489][ T32] r5:00001000 r4:eecd1000 [ 1349.446530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.446573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.446629][ T32] r5:85d62f8c r4:85d62c00 [ 1349.446654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.446721][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.446748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.446796][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.446819][ T32] r4:8509f580 [ 1349.446858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.446907][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.446932][ T32] r4:00000001 [ 1349.446952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.447007][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.447039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.447069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.447096][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.447125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.447148][ T32] r4:8509db40 [ 1349.447187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.447250][ T32] INFO: task kworker/1:685:6505 blocked for more than 475 seconds. [ 1349.447292][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.447329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.447353][ T32] task:kworker/1:685 state:D stack:0 pid:6505 tgid:6505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.447422][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.447465][ T32] Call trace: [ 1349.447494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.447544][ T32] r10:8291a684 r9:ecf49d84 r8:00000002 r7:60000113 r6:ecf49d8c r5:85a8e000 [ 1349.447568][ T32] r4:85a8e000 [ 1349.447589][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.447634][ T32] r5:85a8e000 r4:8291a680 [ 1349.447686][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.447731][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.447793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf49e08 [ 1349.447821][ T32] r4:00000000 [ 1349.447841][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1349.447970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85245640 ** 6 printk messages dropped ** [ 1349.448297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.448383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.448657][ T32] r10:00000000 r9:8531e300 r8:80287e08 r7:ecf19e60 r6:8531e380 r5:85a8e000 ** 9 printk messages dropped ** [ 1349.449278][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.449856][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1349.449944][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1349.450190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1349.450684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1349.451032][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1349.451247][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.451578][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1349.451956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.452195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.452242][ T32] r5:85414b8c r4:85414800 [ 1349.452263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.452350][ T32] r7:dddced80 r6:83018000 r5:85414b8c r4:85373400 [ 1349.452398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.452450][ T32] r10:61c88647 r9:85a8b000 r8:8537342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.452475][ T32] r4:85373400 [ 1349.452495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.452545][ T32] r10:00000000 r9:85373400 r8:80287e08 r7:ecf3de60 r6:8531e400 r5:85a8b000 [ 1349.452588][ T32] r4:00000001 [ 1349.452631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.452669][ T32] Exception stack(0xecf75fb0 to 0xecf75ff8) [ 1349.452716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.452747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.452774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.452814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.452860][ T32] r4:85309a80 [ 1349.453102][ T32] INFO: task kworker/0:990:6509 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.453135][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.453247][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.453323][ T32] Call trace: [ 1349.453353][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.453403][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.453426][ T32] r4:00000000 [ 1349.453445][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.453484][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.453510][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.453538][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.453563][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.453605][ T32] r5:80070013 r4:80239bb0 [ 1349.453649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.453691][ T32] r4:82ac21e4 [ 1349.453710][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.453752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.454178][ T32] r4:e0581dc0 [ 1349.473604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.473735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.474007][ T32] r4:00000000 [ 1349.474039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.474097][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.474120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.474165][ T32] r5:00001000 r4:eecd1000 [ 1349.474186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.474226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.474269][ T32] r5:85d62f8c r4:85d62c00 [ 1349.474297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.474345][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.474366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.474412][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.474434][ T32] r4:8509f580 [ 1349.474454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.474499][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.474537][ T32] r4:00000001 [ 1349.474557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.474595][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.474625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.474653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.474681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.474710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.474731][ T32] r4:8509db40 [ 1349.474755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1349.475129][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1349.475562][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.475875][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.476186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.476426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.476876][ T32] Exception stack(0xecf79fb0 to 0xecf79ff8) ** 6 printk messages dropped ** [ 1349.477579][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.478412][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.478573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1349.478919][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1349.479314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1349.479439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.479474][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.479500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.479529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.479625][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.479658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.479776][ T32] r4:8509db40 [ 1349.479801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.479849][ T32] INFO: task kworker/0:992:6511 blocked for more than 475 seconds. [ 1349.479927][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.479968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.479992][ T32] task:kworker/0:992 state:D stack:0 pid:6511 tgid:6511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.480169][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.480213][ T32] Call trace: [ 1349.480245][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.480300][ T32] r10:8291a684 r9:ecebdd84 r8:00000002 r7:60000113 r6:ecebdd8c r5:85a8a400 [ 1349.480342][ T32] r4:85a8a400 [ 1349.480385][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.480497][ T32] r5:85a8a400 r4:8291a680 [ 1349.480521][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.480562][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.480603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecebde08 [ 1349.480625][ T32] r4:00000000 [ 1349.480644][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.480678][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.480801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.480846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309dc0 [ 1349.480925][ T32] r4:00000000 [ 1349.480949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.480993][ T32] r9:83018005 r8:85a8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1349.481032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.481078][ T32] r5:00001000 r4:ecf71000 [ 1349.481099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.481138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.481179][ T32] r5:85414f8c r4:85414c00 [ 1349.481199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.481244][ T32] r7:dddced80 r6:83018000 r5:85414f8c r4:85373500 [ 1349.481265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.481320][ T32] r10:61c88647 r9:85a8a400 r8:8537352c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1349.481861][ T32] Exception stack(0xecebdfb0 to 0xecebdff8) ** 4 printk messages dropped ** [ 1349.482167][ T32] r4:85309c00 ** 3 printk messages dropped ** [ 1349.482792][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.483238][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1349.483609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1349.498824][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1349.499080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1349.499497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.499789][ T32] task:kworker/0:993 state:D stack:0 pid:6512 tgid:6512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.500455][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf85e08 ** 9 printk messages dropped ** [ 1349.500955][ T32] r5:00001000 r4:ecfbb000 ** 1 printk messages dropped ** [ 1349.501123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.501882][ T32] r4:85373580 ** 4 printk messages dropped ** [ 1349.502029][ T32] Exception stack(0xecf85fb0 to 0xecf85ff8) ** 7 printk messages dropped ** [ 1349.503505][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.515722][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 9 printk messages dropped ** [ 1349.516294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1349.516732][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1349.517118][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 1 printk messages dropped ** [ 1349.517204][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.517336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.517382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.517433][ T32] r4:8509db40 [ 1349.517460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.517537][ T32] INFO: task kworker/1:686:6515 blocked for more than 475 seconds. [ 1349.517596][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.517624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.517650][ T32] task:kworker/1:686 state:D stack:0 pid:6515 tgid:6515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.517709][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.517940][ T32] Call trace: [ 1349.518051][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.518113][ T32] r10:8291a684 r9:ecf91d84 r8:00000002 r7:60000113 r6:ecf91d8c r5:85a90000 [ 1349.518138][ T32] r4:85a90000 [ 1349.518159][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.518314][ T32] r5:85a90000 r4:8291a680 [ 1349.518339][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.518381][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.518446][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf91e08 [ 1349.518474][ T32] r4:00000000 [ 1349.518493][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.518530][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.518568][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.518620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389040 [ 1349.518647][ T32] r4:00000000 [ 1349.518715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.518763][ T32] r9:83018205 r8:85a90000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1349.518786][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.518868][ T32] r5:00001000 r4:ecf8d000 [ 1349.518986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.519051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.519101][ T32] r5:85ad7b8c r4:85ad7800 [ 1349.519215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.519295][ T32] r7:ddde2d80 r6:83018200 r5:85ad7b8c r4:8531e600 [ 1349.519439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.519490][ T32] r10:61c88647 r9:85a90000 r8:8531e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.519607][ T32] r4:8531e600 [ 1349.519630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.519676][ T32] r10:00000000 r9:8531e600 r8:80287e08 r7:ecf49e60 r6:8531e680 r5:85a90000 [ 1349.519728][ T32] r4:00000001 [ 1349.519756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.519842][ T32] Exception stack(0xecf91fb0 to 0xecf91ff8) [ 1349.519872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.519948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.520026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.520065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.520108][ T32] r4:85245a40 [ 1349.520567][ T32] INFO: task kworker/1:686:6515 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.520678][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.520774][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.520841][ T32] Call trace: [ 1349.521050][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.521107][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.521132][ T32] r4:00000000 [ 1349.521152][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.521192][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.521219][ T32] 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.521248][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.521282][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.521309][ T32] r5:80070013 r4:80239bb0 [ 1349.521452][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.521520][ T32] r4:82ac21e4 [ 1349.521552][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.521668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.521695][ T32] r4:e0581dc0 [ 1349.521766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.521818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.521841][ T32] r4:00000000 [ 1349.521862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.521906][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.521929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.521969][ T32] r5:00001000 r4:eecd1000 [ 1349.521990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.522183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.522236][ T32] r5:85d62f8c r4:85d62c00 [ 1349.522258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.522378][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.522404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.522453][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.522476][ T32] r4:8509f580 [ 1349.522515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.522587][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.522613][ T32] r4:00000001 [ 1349.522633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.522671][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.522797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.522888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.522918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.522947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.522972][ T32] r4:8509db40 [ 1349.522992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.523016][ T32] INFO: task kworker/1:687:6517 blocked for more than 475 seconds. [ 1349.523043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.523065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.523109][ T32] task:kworker/1:687 state:D stack:0 pid:6517 tgid:6517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.523261][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.523357][ T32] Call trace: [ 1349.523397][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.523447][ T32] r10:8291a684 r9:ecf99d84 r8:00000002 r7:60000013 r6:ecf99d8c r5:85a91800 [ 1349.523472][ T32] r4:85a91800 [ 1349.523539][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.523601][ T32] r5:85a91800 r4:8291a680 [ 1349.523725][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.542296][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.542402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf99e08 [ 1349.542428][ T32] r4:00000000 [ 1349.542449][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.542533][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.542579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.542668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389300 [ 1349.542695][ T32] r4:00000000 [ 1349.542716][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.542811][ T32] r9:83018205 r8:85a91800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1349.542867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.542919][ T32] r5:00001000 r4:ecf9b000 [ 1349.542941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.542983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.543027][ T32] r5:85ad7f8c r4:85ad7c00 [ 1349.543048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.543145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.543562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.545122][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1349.545497][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.545723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1349.546401][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1349.546617][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1349.546951][ T32] INFO: task kworker/1:688:6519 blocked for more than 476 seconds. ** 5 printk messages dropped ** [ 1349.547414][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1349.547914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.548318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.548431][ T32] r7:ddde2d80 r6:83018200 r5:85b4038c r4:8531e800 ** 4 printk messages dropped ** [ 1349.548628][ T32] r10:00000000 r9:8531e800 r8:80287e08 r7:ecf99e60 r6:85373600 r5:84aaa400 ** 9 printk messages dropped ** [ 1349.549402][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.550436][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.550744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 6 printk messages dropped ** [ 1349.551113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.551435][ T32] r4:00000001 [ 1349.551455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.551492][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.551555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.551611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.551690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.551722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.551746][ T32] r4:8509db40 [ 1349.551766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.551979][ T32] INFO: task kworker/1:689:6521 blocked for more than 476 seconds. [ 1349.552034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.552061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.552084][ T32] task:kworker/1:689 state:D stack:0 pid:6521 tgid:6521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.552132][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.552284][ T32] Call trace: [ 1349.552385][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.552439][ T32] r10:8291a684 r9:ecfa9d84 r8:00000002 r7:60000013 r6:ecfa9d8c r5:84aab000 [ 1349.552561][ T32] r4:84aab000 [ 1349.552648][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.552697][ T32] r5:84aab000 r4:8291a680 [ 1349.552718][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.552759][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.552799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa9e08 [ 1349.552821][ T32] r4:00000000 [ 1349.552885][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.552923][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.553054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.553099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853895c0 [ 1349.553123][ T32] r4:00000000 [ 1349.553144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.553388][ T32] r9:83018205 r8:84aab000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1349.553415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.553483][ T32] r5:00001000 r4:ecfab000 [ 1349.553515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.553555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.553720][ T32] r5:85b4078c r4:85b40400 [ 1349.553824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.565440][ T32] r7:ddde2d80 r6:83018200 r5:85b4078c r4:8531e880 [ 1349.565486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.565560][ T32] r10:61c88647 r9:84aab000 r8:8531e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.565601][ T32] r4:8531e880 [ 1349.565644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.565702][ T32] r10:00000000 r9:8531e880 r8:80287e08 r7:ecf61e60 r6:85373680 r5:84aab000 [ 1349.565728][ T32] r4:00000001 [ 1349.565751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.565946][ T32] Exception stack(0xecfa9fb0 to 0xecfa9ff8) [ 1349.565995][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.566028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.566060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.566108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.566132][ T32] r4:85389380 [ 1349.566592][ T32] INFO: task kworker/1:689:6521 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.566635][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.566730][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.566798][ T32] Call trace: [ 1349.566860][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.566917][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.566940][ T32] r4:00000000 [ 1349.567054][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.567100][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.567134][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.567165][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.567190][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.567213][ T32] r5:80070013 r4:80239bb0 [ 1349.567246][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.567297][ T32] r4:82ac21e4 [ 1349.567319][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.567362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.567387][ T32] r4:e0581dc0 [ 1349.567418][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.567464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.567546][ T32] r4:00000000 [ 1349.567594][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.567644][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.567668][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.567713][ T32] r5:00001000 r4:eecd1000 [ 1349.567734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.567773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.567820][ T32] r5:85d62f8c r4:85d62c00 [ 1349.567865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.567940][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.567965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.568012][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.568036][ T32] r4:8509f580 [ 1349.568056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.568102][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.568125][ T32] r4:00000001 [ 1349.568144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.568181][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.568207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.568237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.568264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.568299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.568344][ T32] r4:8509db40 [ 1349.568364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.568405][ T32] INFO: task kworker/1:690:6523 blocked for more than 476 seconds. [ 1349.568438][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.568463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.568484][ T32] task:kworker/1:690 state:D stack:0 pid:6523 tgid:6523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.568531][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.568667][ T32] Call trace: [ 1349.568725][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.568779][ T32] r10:8291a684 r9:ecfb5d84 r8:00000002 r7:60000013 r6:ecfb5d8c r5:84aabc00 [ 1349.568826][ T32] r4:84aabc00 [ 1349.568871][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.568920][ T32] r5:84aabc00 r4:8291a680 [ 1349.568941][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.568982][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.569023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb5e08 [ 1349.569046][ T32] r4:00000000 [ 1349.569112][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.569151][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.569185][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.569225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853899c0 [ 1349.569270][ T32] r4:00000000 [ 1349.569301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.569346][ T32] r9:83018205 r8:84aabc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1349.569368][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.569455][ T32] r5:00001000 r4:ecfcb000 [ 1349.569487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.569552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.569599][ T32] r5:85b40f8c r4:85b40c00 [ 1349.569620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.569679][ T32] r7:ddde2d80 r6:83018200 r5:85b40f8c r4:8531e900 [ 1349.569704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.569778][ T32] r10:61c88647 r9:84aabc00 r8:8531e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.569805][ T32] r4:8531e900 [ 1349.569885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.570060][ T32] r10:00000000 r9:8531e900 r8:80287e08 r7:ecfa9e60 r6:85373700 r5:84aabc00 [ 1349.570156][ T32] r4:00000001 [ 1349.570317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.570383][ T32] Exception stack(0xecfb5fb0 to 0xecfb5ff8) [ 1349.570413][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.570442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.570469][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.570500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.570523][ T32] r4:85389580 [ 1349.570824][ T32] INFO: task kworker/1:690:6523 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 1 printk messages dropped ** [ 1349.571527][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.573107][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 4 printk messages dropped ** [ 1349.573553][ T32] r4:82ac21e4 [ 1349.573590][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.573767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.594160][ T32] r4:e0581dc0 [ 1349.594203][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.594270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.594303][ T32] r4:00000000 [ 1349.594324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.594374][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.594613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.594672][ T32] r5:00001000 r4:eecd1000 [ 1349.594694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.594736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.594779][ T32] r5:85d62f8c r4:85d62c00 [ 1349.594799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.594994][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.595020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.595068][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.595092][ T32] r4:8509f580 [ 1349.595129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.595179][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.595213][ T32] r4:00000001 [ 1349.595239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.595625][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.595660][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.596564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.596599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.596630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.596654][ T32] r4:8509db40 ** 1 printk messages dropped ** [ 1349.596729][ T32] INFO: task kworker/1:691:6525 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1349.596957][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.597221][ T32] r10:8291a684 r9:ecf81d84 r8:00000002 r7:60000013 r6:ecf81d8c r5:84aac800 ** 4 printk messages dropped ** [ 1349.597481][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1349.597553][ T32] r4:00000000 [ 1349.597574][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.597609][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.597643][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.597688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389740 [ 1349.597712][ T32] r4:00000000 [ 1349.597745][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.597793][ T32] r9:83018205 r8:84aac800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1349.597815][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.597856][ T32] r5:00001000 r4:ecfb1000 [ 1349.597899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.598004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.598101][ T32] r5:85b40b8c r4:85b40800 [ 1349.598127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.598172][ T32] r7:ddde2d80 r6:83018200 r5:85b40b8c r4:8531e980 [ 1349.598192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.598238][ T32] r10:61c88647 r9:84aac800 r8:8531e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.598260][ T32] r4:8531e980 [ 1349.598289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.598484][ T32] r10:00000000 r9:8531e980 r8:80287e08 r7:ecfb5e60 r6:85373780 r5:84aac800 [ 1349.598511][ T32] r4:00000001 [ 1349.598604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.598643][ T32] Exception stack(0xecf81fb0 to 0xecf81ff8) [ 1349.598693][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.598750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.598807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.598926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.598953][ T32] r4:85389480 [ 1349.599445][ T32] INFO: task kworker/1:691:6525 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.599485][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.599545][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.599688][ T32] Call trace: [ 1349.599766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1349.599996][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.600024][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.600053][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.600078][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.600148][ T32] r5:80070013 r4:80239bb0 [ 1349.600197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.600241][ T32] r4:82ac21e4 [ 1349.600261][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.600323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.600350][ T32] r4:e0581dc0 [ 1349.600371][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.600412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.600435][ T32] r4:00000000 [ 1349.600455][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.600499][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.600522][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.600563][ T32] r5:00001000 r4:eecd1000 [ 1349.600582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.600692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.600738][ T32] r5:85d62f8c r4:85d62c00 [ 1349.600759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.600804][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.600932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.600986][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1349.601143][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.601323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1349.602319][ T32] r5:84aad400 r4:8291a680 ** 11 printk messages dropped ** [ 1349.602792][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1349.603181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.603232][ T32] r10:61c88647 r9:84aad400 r8:8537382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.603255][ T32] r4:85373800 [ 1349.603293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.603349][ T32] r10:00000000 r9:85373800 r8:80287e08 r7:ecf79e60 r6:85373880 r5:84aad400 ** 4 printk messages dropped ** [ 1349.603562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.622009][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.622479][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1349.622767][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.623072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1349.623633][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1349.630258][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.630471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.630920][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.631228][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1349.632510][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.632702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.633609][ T32] r10:61c88647 r9:84aae000 r8:8531ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.645145][ T32] Exception stack(0xecfd5fb0 to 0xecfd5ff8) ** 6 printk messages dropped ** [ 1349.646557][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.647386][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.647561][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.647824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.648359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.648768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1349.649406][ T32] r5:84aaec00 r4:8291a680 ** 5 printk messages dropped ** [ 1349.649699][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.650259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.650458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.650836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.651456][ T32] Call trace: ** 1 printk messages dropped ** [ 1349.651561][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.651842][ T32] r4:00000000 [ 1349.651889][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.651987][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.652024][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.652054][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.652080][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.652104][ T32] r5:80070013 r4:80239bb0 [ 1349.652125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.652164][ T32] r4:82ac21e4 [ 1349.652185][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.652225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.652322][ T32] r4:e0581dc0 [ 1349.652375][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.652423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.652447][ T32] r4:00000000 [ 1349.652468][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.652515][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.652537][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.652578][ T32] r5:00001000 r4:eecd1000 [ 1349.652598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.652636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.652677][ T32] r5:85d62f8c r4:85d62c00 [ 1349.652744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.652795][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.652819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.652928][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.652955][ T32] r4:8509f580 [ 1349.652975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.653022][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.653057][ T32] r4:00000001 [ 1349.653076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.653136][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.653167][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.653430][ T32] INFO: task kworker/1:693:6533 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.674479][ T32] r5:84aa9800 r4:8291a680 [ 1349.674500][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.674540][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.674582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe5e08 [ 1349.674604][ T32] r4:00000000 [ 1349.674623][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.674657][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.674694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.674734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389e80 [ 1349.674776][ T32] r4:00000000 [ 1349.674802][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.674850][ T32] r9:83018205 r8:84aa9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1349.674873][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.674919][ T32] r5:00001000 r4:ecfe9000 [ 1349.674939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.675080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.675129][ T32] r5:85b41b8c r4:85b41800 [ 1349.675730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.675808][ T32] r7:ddde2d80 r6:83018200 r5:85b41b8c r4:8531ea80 [ 1349.675911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.675975][ T32] r10:61c88647 r9:84aa9800 r8:8531eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.676445][ T32] Exception stack(0xecfe5fb0 to 0xecfe5ff8) ** 6 printk messages dropped ** [ 1349.678032][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.678982][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.679282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1349.679855][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1349.680477][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1349.681349][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1349.681757][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.682168][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1349.683123][ T32] r9:83018205 r8:85a98000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 ** 4 printk messages dropped ** [ 1349.683550][ T32] r5:85b4278c r4:85b42400 ** 3 printk messages dropped ** [ 1349.683834][ T32] r10:61c88647 r9:85a98000 r8:8531eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.698668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.698700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.698724][ T32] r4:85389e40 [ 1349.699166][ T32] INFO: task kworker/1:694:6536 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.699205][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.699332][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.699457][ T32] Call trace: [ 1349.699494][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.699551][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.699574][ T32] r4:00000000 [ 1349.700202][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.700250][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.700298][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.700345][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.700467][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.700496][ T32] r5:80070013 r4:80239bb0 [ 1349.700518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.700562][ T32] r4:82ac21e4 [ 1349.700599][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.700764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.700815][ T32] r4:e0581dc0 [ 1349.700839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.700886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.700910][ T32] r4:00000000 [ 1349.701270][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.701335][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.701630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.701678][ T32] r5:00001000 r4:eecd1000 [ 1349.701721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.701764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.701808][ T32] r5:85d62f8c r4:85d62c00 [ 1349.701834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.702337][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.702930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.703032][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.703060][ T32] r4:8509f580 [ 1349.703080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.703264][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.703297][ T32] r4:00000001 [ 1349.703316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.703384][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.703433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.703465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.703493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.703526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.703550][ T32] r4:8509db40 [ 1349.703572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.703610][ T32] INFO: task kworker/1:695:6538 blocked for more than 476 seconds. [ 1349.703647][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.703671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.703727][ T32] task:kworker/1:695 state:D stack:0 pid:6538 tgid:6538 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.725047][ T32] r5:85a98c00 r4:8291a680 ** 3 printk messages dropped ** [ 1349.725408][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.726355][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.726586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.726634][ T32] r5:85b41f8c r4:85b41c00 [ 1349.726656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.726724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.727376][ T32] Exception stack(0xecffdfb0 to 0xecffdff8) ** 5 printk messages dropped ** [ 1349.727998][ T32] INFO: task kworker/1:695:6538 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 8 printk messages dropped ** [ 1349.728666][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1349.728916][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1349.729957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1349.731175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1349.731570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.731977][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.732742][ T32] r5:85a99800 r4:8291a680 ** 3 printk messages dropped ** [ 1349.733221][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.733388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210200 ** 7 printk messages dropped ** [ 1349.748141][ T32] r5:8482e78c r4:8482e400 [ 1349.748164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.749366][ T32] r4:85373c00 ** 4 printk messages dropped ** [ 1349.749521][ T32] Exception stack(0xecfedfb0 to 0xecfedff8) ** 5 printk messages dropped ** [ 1349.750191][ T32] INFO: task kworker/0:996:6540 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 5 printk messages dropped ** [ 1349.751611][ T32] r4:00000000 [ 1349.751632][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.751784][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.752003][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.752073][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.752109][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.752136][ T32] r5:80070013 r4:80239bb0 [ 1349.752158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.752201][ T32] r4:82ac21e4 [ 1349.752277][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.752389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.752418][ T32] r4:e0581dc0 [ 1349.752439][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.752482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.752505][ T32] r4:00000000 [ 1349.752673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.752723][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.752899][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.752948][ T32] r5:00001000 r4:eecd1000 [ 1349.752969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.753009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.753050][ T32] r5:85d62f8c r4:85d62c00 [ 1349.753075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.753122][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.753144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.753191][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.753214][ T32] r4:8509f580 [ 1349.753232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.753300][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.753328][ T32] r4:00000001 [ 1349.753352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.753427][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.753456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.753583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.753675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.753737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.770195][ T32] r4:8509db40 [ 1349.770243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.770303][ T32] INFO: task kworker/1:696:6542 blocked for more than 476 seconds. [ 1349.770344][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.770376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.770401][ T32] task:kworker/1:696 state:D stack:0 pid:6542 tgid:6542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.770907][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.770976][ T32] Call trace: [ 1349.771013][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.771073][ T32] r10:8291a684 r9:ed015d84 r8:00000002 r7:60000013 r6:ed015d8c r5:85a9a400 [ 1349.771096][ T32] r4:85a9a400 [ 1349.771117][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.771167][ T32] r5:85a9a400 r4:8291a680 [ 1349.771191][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.771231][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.771289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed015e08 [ 1349.771317][ T32] r4:00000000 [ 1349.771337][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.771372][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.771410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.771451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398000 [ 1349.771474][ T32] r4:00000000 [ 1349.771495][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.771542][ T32] r9:83018205 r8:85a9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1349.771564][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.771607][ T32] r5:00001000 r4:ed00d000 [ 1349.771628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.771669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.771738][ T32] r5:85b42b8c r4:85b42800 [ 1349.771763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.771811][ T32] r7:ddde2d80 r6:83018200 r5:85b42b8c r4:8531ec00 [ 1349.771833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.771880][ T32] r10:61c88647 r9:85a9a400 r8:8531ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.772064][ T32] Exception stack(0xed015fb0 to 0xed015ff8) ** 6 printk messages dropped ** [ 1349.772802][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.782249][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1349.782322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1349.782454][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.782669][ T32] r5:00001000 r4:eecd1000 ** 2 printk messages dropped ** [ 1349.782772][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1349.783141][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1349.783633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.783681][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.783762][ T32] r4:00000001 [ 1349.792775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.792854][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.792887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.792917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.792978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.793014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.793043][ T32] r4:8509db40 [ 1349.793068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.793322][ T32] INFO: task kworker/1:697:6544 blocked for more than 476 seconds. [ 1349.793500][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.793530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.793577][ T32] task:kworker/1:697 state:D stack:0 pid:6544 tgid:6544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.793639][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.793736][ T32] Call trace: [ 1349.801156][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.801291][ T32] r10:8291a684 r9:ed019d84 r8:00000002 r7:60000013 r6:ed019d8c r5:85a9b000 [ 1349.801352][ T32] r4:85a9b000 [ 1349.801908][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.801965][ T32] r5:85a9b000 r4:8291a680 [ 1349.802002][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.802049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.802094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed019e08 [ 1349.802118][ T32] r4:00000000 [ 1349.802138][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.802210][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.802254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.802325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398240 [ 1349.802353][ T32] r4:00000000 [ 1349.802375][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.802425][ T32] r9:83018205 r8:85a9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1349.802448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.802494][ T32] r5:00001000 r4:ed01b000 [ 1349.802518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.802559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.802604][ T32] r5:85b42f8c r4:85b42c00 [ 1349.802624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.802673][ T32] r7:ddde2d80 r6:83018200 r5:85b42f8c r4:8531ec80 [ 1349.802695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.802777][ T32] r10:61c88647 r9:85a9b000 r8:8531ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.802805][ T32] r4:8531ec80 [ 1349.802859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.802909][ T32] r10:00000000 r9:8531ec80 r8:80287e08 r7:ed015e60 r6:85373d80 r5:85a9b000 [ 1349.802933][ T32] r4:00000001 [ 1349.802954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.802991][ T32] Exception stack(0xed019fb0 to 0xed019ff8) [ 1349.803020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.803208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.803239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.803684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.803711][ T32] r4:85398100 [ 1349.811936][ T32] INFO: task kworker/1:697:6544 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.812117][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.812429][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.812564][ T32] Call trace: [ 1349.812644][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.812764][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.812821][ T32] r4:00000000 [ 1349.812871][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.812961][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.813028][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.813098][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.813308][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.813435][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1349.826728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1349.827776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.828710][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.828981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.829563][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.830266][ T32] r4:85a9bc00 ** 4 printk messages dropped ** [ 1349.830742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed005e08 ** 5 printk messages dropped ** [ 1349.831316][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.831881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.831974][ T32] r5:85b4338c r4:85b43000 ** 3 printk messages dropped ** [ 1349.832358][ T32] r10:61c88647 r9:85a9bc00 r8:8531ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.833103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.868249][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1349.869325][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.870090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 5 printk messages dropped ** [ 1349.870958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.871066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.871163][ T32] r5:85d62f8c r4:85d62c00 [ 1349.871214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.871489][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.871553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.871662][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.871719][ T32] r4:8509f580 [ 1349.871767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.871872][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.871929][ T32] r4:00000001 [ 1349.871976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.872059][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.872119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.872191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.872254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.872346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.872403][ T32] r4:8509db40 [ 1349.872460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.872573][ T32] INFO: task kworker/0:997:6548 blocked for more than 476 seconds. [ 1349.872665][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.872725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.872807][ T32] task:kworker/0:997 state:D stack:0 pid:6548 tgid:6548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.872968][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.873068][ T32] Call trace: [ 1349.873285][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.873509][ T32] r10:8291a684 r9:ed02dd84 r8:00000002 r7:60000113 r6:ed02dd8c r5:85a9c800 [ 1349.873589][ T32] r4:85a9c800 [ 1349.873643][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.883151][ T32] r5:85a9c800 r4:8291a680 [ 1349.883273][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.883408][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.883533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed02de08 [ 1349.883599][ T32] r4:00000000 [ 1349.883652][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.883855][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.884912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.885048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377940 [ 1349.885110][ T32] r4:00000000 [ 1349.885163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.885309][ T32] r9:83018005 r8:85a9c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1349.885472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.885599][ T32] r5:00001000 r4:ed021000 [ 1349.885682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.885784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.885885][ T32] r5:85415b8c r4:85415800 [ 1349.886051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.886195][ T32] r7:dddced80 r6:83018000 r5:85415b8c r4:85373e80 [ 1349.886247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.886363][ T32] r10:61c88647 r9:85a9c800 r8:85373eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.886418][ T32] r4:85373e80 [ 1349.886466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.886655][ T32] r10:00000000 r9:85373e80 r8:80287e08 r7:ecfede60 r6:85373f00 r5:85a9c800 [ 1349.886796][ T32] r4:00000001 [ 1349.886866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.886994][ T32] Exception stack(0xed02dfb0 to 0xed02dff8) [ 1349.887064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.887132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.887197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.887267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.887330][ T32] r4:853779c0 [ 1349.888128][ T32] INFO: task kworker/0:997:6548 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.888211][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.888462][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.888597][ T32] Call trace: [ 1349.888683][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.888799][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.888949][ T32] r4:00000000 [ 1349.889016][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.889108][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.889325][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.889409][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.889477][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.889539][ T32] r5:80070013 r4:80239bb0 [ 1349.889595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.889696][ T32] r4:82ac21e4 [ 1349.889781][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.889888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.889944][ T32] r4:e0581dc0 [ 1349.889993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.890090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.890142][ T32] r4:00000000 [ 1349.890191][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.890289][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.890352][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.890500][ T32] r5:00001000 r4:eecd1000 [ 1349.890557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.891028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.891263][ T32] r5:85d62f8c r4:85d62c00 [ 1349.891346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.891453][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.891508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.891623][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.891731][ T32] r4:8509f580 [ 1349.891791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.891943][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.892021][ T32] r4:00000001 [ 1349.892093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.892227][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.892345][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.892420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.892484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.892554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.892612][ T32] r4:8509db40 [ 1349.892668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.892739][ T32] INFO: task kworker/0:998:6549 blocked for more than 476 seconds. [ 1349.892814][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.892914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.892992][ T32] task:kworker/0:998 state:D stack:0 pid:6549 tgid:6549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.893121][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.893267][ T32] Call trace: [ 1349.893384][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.893497][ T32] r10:8291a684 r9:ed031d84 r8:00000002 r7:60000113 r6:ed031d8c r5:85a9d400 [ 1349.893575][ T32] r4:85a9d400 [ 1349.893625][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.911451][ T32] r5:85a9d400 r4:8291a680 [ 1349.911673][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.912043][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1349.912642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.912815][ T32] r5:8541678c r4:85416400 [ 1349.912853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.912932][ T32] r7:dddced80 r6:83018000 r5:8541678c r4:85373f80 ** 1 printk messages dropped ** [ 1349.913110][ T32] r10:61c88647 r9:85a9d400 r8:85373fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1349.913369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1349.913760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.918093][ T32] r4:85377900 [ 1349.918865][ T32] INFO: task kworker/0:998:6549 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.918942][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.919142][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.919231][ T32] Call trace: [ 1349.919300][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.919401][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.919441][ T32] r4:00000000 [ 1349.919586][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.919936][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.920031][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.920116][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.920188][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.920286][ T32] r5:80070013 r4:80239bb0 [ 1349.920372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.920528][ T32] r4:82ac21e4 [ 1349.920588][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.920689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.920749][ T32] r4:e0581dc0 [ 1349.920799][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.920891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.920979][ T32] r4:00000000 [ 1349.921034][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.921138][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.921225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.921322][ T32] r5:00001000 r4:eecd1000 [ 1349.921362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.921474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.921561][ T32] r5:85d62f8c r4:85d62c00 [ 1349.921600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.921690][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.921729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.921820][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.921856][ T32] r4:8509f580 [ 1349.921924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.922038][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.922115][ T32] r4:00000001 [ 1349.922150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.922210][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.922252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.922304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.922347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.922435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.922475][ T32] r4:8509db40 [ 1349.922512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.922590][ T32] INFO: task kworker/1:699:6552 blocked for more than 476 seconds. [ 1349.922647][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.922722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.922762][ T32] task:kworker/1:699 state:D stack:0 pid:6552 tgid:6552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.922865][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.922934][ T32] Call trace: [ 1349.923024][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.923104][ T32] r10:8291a684 r9:ed041d84 r8:00000002 r7:60000013 r6:ed041d8c r5:85a9e000 [ 1349.923140][ T32] r4:85a9e000 [ 1349.923173][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.923278][ T32] r5:85a9e000 r4:8291a680 [ 1349.923315][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.923379][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.923446][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed041e08 [ 1349.923517][ T32] r4:00000000 [ 1349.923568][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.923629][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.923685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.933771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377c80 [ 1349.934252][ T32] r4:00000000 [ 1349.934314][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.934415][ T32] r9:83018205 r8:85a9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 ** 4 printk messages dropped ** [ 1349.934761][ T32] r5:85415f8c r4:85415c00 [ 1349.934795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.934902][ T32] r7:ddde2d80 r6:83018200 r5:85415f8c r4:8531ed80 [ 1349.934943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1349.935303][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.935595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.937435][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.937731][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1349.938072][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1349.938169][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1349.938386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.939403][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1349.939491][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.939798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.940426][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.940729][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1349.941275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398680 ** 7 printk messages dropped ** [ 1349.941570][ T32] r5:85b43b8c r4:85b43800 [ 1349.941590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.941738][ T32] r7:ddde2d80 r6:83018200 r5:85b43b8c r4:8531ee00 [ 1349.941764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.941825][ T32] r10:61c88647 r9:85a9ec00 r8:8531ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.941997][ T32] r4:8531ee00 [ 1349.942154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.942266][ T32] r10:00000000 r9:8531ee00 r8:80287e08 r7:ed041e60 r6:8538e100 r5:85a9ec00 [ 1349.942337][ T32] r4:00000001 [ 1349.942423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.942505][ T32] Exception stack(0xed045fb0 to 0xed045ff8) [ 1349.942575][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.942638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.942714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.942801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.942857][ T32] r4:85398300 [ 1349.943374][ T32] INFO: task kworker/1:700:6553 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1349.943458][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.943650][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.960387][ T32] Call trace: [ 1349.960448][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.960524][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1349.960549][ T32] r4:00000000 [ 1349.960606][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.960659][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.960692][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1349.960723][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.960748][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.960773][ T32] r5:80070013 r4:80239bb0 [ 1349.960794][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.960836][ T32] r4:82ac21e4 [ 1349.960857][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.960898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.960921][ T32] r4:e0581dc0 [ 1349.960941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.960982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1349.961004][ T32] r4:00000000 [ 1349.961025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.961093][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1349.961120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.961167][ T32] r5:00001000 r4:eecd1000 [ 1349.961188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.961297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.961346][ T32] r5:85d62f8c r4:85d62c00 [ 1349.961369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.961520][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1349.962290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.962343][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.962366][ T32] r4:8509f580 [ 1349.962386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.962431][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1349.962480][ T32] r4:00000001 [ 1349.962508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.962548][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.962576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.962621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.963309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.963342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.963468][ T32] r4:8509db40 [ 1349.963498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.963531][ T32] INFO: task kworker/1:701:6555 blocked for more than 476 seconds. [ 1349.963740][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.974310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1349.974656][ T32] r4:85b20000 ** 3 printk messages dropped ** [ 1349.974788][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.975187][ T32] r9:83018205 r8:85b20000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 ** 4 printk messages dropped ** [ 1349.975424][ T32] r5:85b4378c r4:85b43400 [ 1349.975445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.975517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.975774][ T32] Exception stack(0xed051fb0 to 0xed051ff8) ** 6 printk messages dropped ** [ 1349.976445][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.977200][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1349.977610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1349.978129][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1349.978351][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1349.978592][ T32] INFO: task kworker/1:702:6557 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1349.978919][ T32] r4:85b20c00 ** 4 printk messages dropped ** [ 1349.979102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed059e08 ** 4 printk messages dropped ** [ 1349.979282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853988c0 ** 7 printk messages dropped ** [ 1349.979535][ T32] r5:85b43f8c r4:85b43c00 [ 1349.979583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.979785][ T32] r4:8531ef00 ** 4 printk messages dropped ** [ 1349.979973][ T32] Exception stack(0xed059fb0 to 0xed059ff8) ** 6 printk messages dropped ** [ 1349.980427][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.980886][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1349.981103][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1349.981273][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1349.981771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1349.982028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.983446][ T32] task:kworker/1:703 state:D stack:0 pid:6559 tgid:6559 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.008256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed069e08 ** 4 printk messages dropped ** [ 1350.008520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398b00 ** 7 printk messages dropped ** [ 1350.008962][ T32] r5:85b4838c r4:85b48000 [ 1350.008983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.009054][ T32] r7:ddde2d80 r6:83018200 r5:85b4838c r4:8531ef80 [ 1350.009095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.009146][ T32] r10:61c88647 r9:85b21800 r8:8531efac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.009171][ T32] r4:8531ef80 [ 1350.009190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.009236][ T32] r10:00000000 r9:8531ef80 r8:80287e08 r7:ed059e60 r6:8538e280 r5:85b21800 [ 1350.009258][ T32] r4:00000001 [ 1350.009279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.009340][ T32] Exception stack(0xed069fb0 to 0xed069ff8) [ 1350.009375][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.009441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.009472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.009569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.009607][ T32] r4:85398880 [ 1350.010043][ T32] INFO: task kworker/1:703:6559 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.010081][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.010153][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.010200][ T32] Call trace: [ 1350.010248][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.010386][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.010415][ T32] r4:00000000 [ 1350.010435][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.010477][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.010538][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.010571][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.010597][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.010622][ T32] r5:80070013 r4:80239bb0 [ 1350.010664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.010709][ T32] r4:82ac21e4 [ 1350.010730][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.010773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.010796][ T32] r4:e0581dc0 [ 1350.010816][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.010857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.010880][ T32] r4:00000000 [ 1350.010901][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.010949][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.010973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.011035][ T32] r5:00001000 r4:eecd1000 [ 1350.011093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.011439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.011487][ T32] r5:85d62f8c r4:85d62c00 [ 1350.011508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.011669][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.011753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.011883][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.011910][ T32] r4:8509f580 [ 1350.011931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.011982][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.012007][ T32] r4:00000001 [ 1350.012027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.012063][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.012088][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.012115][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.012141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.012290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.012341][ T32] r4:8509db40 [ 1350.012364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.012460][ T32] INFO: task kworker/1:704:6561 blocked for more than 476 seconds. [ 1350.012500][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.012526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.012548][ T32] task:kworker/1:704 state:D stack:0 pid:6561 tgid:6561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.012657][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.012702][ T32] Call trace: [ 1350.012733][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.012782][ T32] r10:8291a684 r9:ed029d84 r8:00000002 r7:60000013 r6:ed029d8c r5:85b22400 [ 1350.012805][ T32] r4:85b22400 [ 1350.012825][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.012869][ T32] r5:85b22400 r4:8291a680 [ 1350.012888][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.012951][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.012998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed029e08 [ 1350.013021][ T32] r4:00000000 [ 1350.013041][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.013075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.013109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.013148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538d080 [ 1350.013351][ T32] r4:00000000 [ 1350.013377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.013424][ T32] r9:83018205 r8:85b22400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 1350.013736][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.024104][ T32] r5:00001000 r4:ed061000 [ 1350.024146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.024204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.024249][ T32] r5:8541638c r4:85416000 [ 1350.024269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.024344][ T32] r7:ddde2d80 r6:83018200 r5:8541638c r4:85391000 [ 1350.024367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.024416][ T32] r10:61c88647 r9:85b22400 r8:8539102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.024440][ T32] r4:85391000 [ 1350.024461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.024507][ T32] r10:00000000 r9:85391000 r8:80287e08 r7:ed069e60 r6:8538e300 r5:85b22400 [ 1350.024529][ T32] r4:00000001 [ 1350.024551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.024588][ T32] Exception stack(0xed029fb0 to 0xed029ff8) [ 1350.024631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.024686][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.024729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.024762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.024785][ T32] r4:85398840 [ 1350.025213][ T32] INFO: task kworker/1:704:6561 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.025249][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.025325][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.025370][ T32] Call trace: [ 1350.025419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.025478][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.025502][ T32] r4:00000000 [ 1350.025522][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.025563][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.025590][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.025619][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.025644][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.025667][ T32] r5:80070013 r4:80239bb0 [ 1350.025688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.025746][ T32] r4:82ac21e4 [ 1350.025771][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.025814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.025837][ T32] r4:e0581dc0 [ 1350.025856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.025899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.025921][ T32] r4:00000000 [ 1350.025943][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.025990][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.026033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.026080][ T32] r5:00001000 r4:eecd1000 [ 1350.026119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.026159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.026404][ T32] r4:8509f580 ** 3 printk messages dropped ** [ 1350.026511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.026789][ T32] INFO: task kworker/0:999:6563 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.027177][ T32] r5:85b23000 r4:8291a680 ** 3 printk messages dropped ** [ 1350.027305][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.027515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85242040 ** 7 printk messages dropped ** [ 1350.027830][ T32] r5:85416f8c r4:85416c00 ** 2 printk messages dropped ** [ 1350.027919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.028099][ T32] r4:00000001 [ 1350.028119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.028155][ T32] Exception stack(0xed07dfb0 to 0xed07dff8) [ 1350.028181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.028220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.028250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.028278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.028344][ T32] r4:8538d240 [ 1350.028579][ T32] INFO: task kworker/0:999:6563 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.028613][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.028697][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.028741][ T32] Call trace: [ 1350.028837][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.028915][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.028947][ T32] r4:00000000 [ 1350.028968][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.029008][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.029037][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.029088][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.029118][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.029143][ T32] r5:80070013 r4:80239bb0 [ 1350.029164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.029204][ T32] r4:82ac21e4 [ 1350.029224][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.029266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.029295][ T32] r4:e0581dc0 [ 1350.029315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.029356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.029401][ T32] r4:00000000 [ 1350.029449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.029499][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.029544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.029614][ T32] r5:00001000 r4:eecd1000 [ 1350.029638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.029680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.029750][ T32] r5:85d62f8c r4:85d62c00 [ 1350.029774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.029856][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.029896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.029969][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.030018][ T32] r4:8509f580 [ 1350.030041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.030116][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.030144][ T32] r4:00000001 [ 1350.030208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.030252][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.030296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.030328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.030356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.030397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.030435][ T32] r4:8509db40 [ 1350.030458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.030483][ T32] INFO: task kworker/1:705:6565 blocked for more than 476 seconds. [ 1350.030510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.030533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.030570][ T32] task:kworker/1:705 state:D stack:0 pid:6565 tgid:6565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.030652][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.030697][ T32] Call trace: [ 1350.030729][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.030778][ T32] r10:8291a684 r9:ed081d84 r8:00000002 r7:60000113 r6:ed081d8c r5:85b23c00 [ 1350.030800][ T32] r4:85b23c00 [ 1350.030820][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.030885][ T32] r5:85b23c00 r4:8291a680 [ 1350.030909][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.030951][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.030992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed081e08 [ 1350.031014][ T32] r4:00000000 [ 1350.031055][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.031116][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.031156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.031197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398c00 [ 1350.031220][ T32] r4:00000000 [ 1350.031262][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.031314][ T32] r9:83018205 r8:85b23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 [ 1350.031337][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.031379][ T32] r5:00001000 r4:ed083000 [ 1350.031399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.031506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.031554][ T32] r5:85b4878c r4:85b48400 [ 1350.031576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.031622][ T32] r7:ddde2d80 r6:83018200 r5:85b4878c r4:85391080 [ 1350.031655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.031706][ T32] r10:61c88647 r9:85b23c00 r8:853910ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.031729][ T32] r4:85391080 [ 1350.031758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.031807][ T32] r10:00000000 r9:85391080 r8:80287e08 r7:ed069e60 r6:8538e480 r5:85b23c00 [ 1350.031830][ T32] r4:00000001 [ 1350.031849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.031909][ T32] Exception stack(0xed081fb0 to 0xed081ff8) [ 1350.031939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.031979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.032009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.032040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.032063][ T32] r4:85398ac0 [ 1350.032281][ T32] INFO: task kworker/1:705:6565 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.032340][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.032396][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.032438][ T32] Call trace: [ 1350.032467][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.032518][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.032541][ T32] r4:00000000 [ 1350.032561][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.032601][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.032628][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.032657][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.032694][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.032720][ T32] r5:80070013 r4:80239bb0 [ 1350.032741][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.032780][ T32] r4:82ac21e4 [ 1350.032801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1350.033183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1350.033584][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1350.033674][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.045227][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.045507][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.045856][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.046220][ T32] r4:00000000 [ 1350.046244][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.046296][ T32] r9:83018205 r8:85a92400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 [ 1350.046362][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.046419][ T32] r5:00001000 r4:ed089000 [ 1350.046445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.046509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.046555][ T32] r5:85b48b8c r4:85b48800 [ 1350.046591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.046642][ T32] r7:ddde2d80 r6:83018200 r5:85b48b8c r4:85391100 [ 1350.046737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.046812][ T32] r10:61c88647 r9:85a92400 r8:8539112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.046844][ T32] r4:85391100 [ 1350.046866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.046936][ T32] r10:00000000 r9:85391100 r8:80287e08 r7:ed081e60 r6:85391180 r5:85a92400 [ 1350.046964][ T32] r4:00000001 [ 1350.046996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.047037][ T32] Exception stack(0xed075fb0 to 0xed075ff8) [ 1350.047063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.047115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.047158][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.047191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.047224][ T32] r4:85398b80 [ 1350.047622][ T32] INFO: task kworker/1:706:6567 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.047683][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.047774][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.047825][ T32] Call trace: [ 1350.047863][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.047940][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.047990][ T32] r4:00000000 [ 1350.048029][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.048086][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.048117][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.048146][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.048172][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.048195][ T32] r5:80070013 r4:80239bb0 [ 1350.048215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.048256][ T32] r4:82ac21e4 [ 1350.048320][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.048371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.048397][ T32] r4:e0581dc0 [ 1350.048418][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.048467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.048513][ T32] r4:00000000 [ 1350.048537][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.048581][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.048603][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.048645][ T32] r5:00001000 r4:eecd1000 [ 1350.048686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.048729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.048771][ T32] r5:85d62f8c r4:85d62c00 [ 1350.048792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.048838][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.048859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.048905][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.048928][ T32] r4:8509f580 [ 1350.048947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.048992][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.049037][ T32] r4:00000001 [ 1350.049060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.049098][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.049123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.049151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.049191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.049222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.049245][ T32] r4:8509db40 [ 1350.049265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.049297][ T32] INFO: task kworker/1:707:6569 blocked for more than 476 seconds. [ 1350.049326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.049374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1350.049446][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.049842][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.050092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312940 ** 7 printk messages dropped ** [ 1350.050498][ T32] r5:85b4938c r4:85b49000 [ 1350.050522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.050569][ T32] r7:ddde2d80 r6:83018200 r5:85b4938c r4:85391200 ** 1 printk messages dropped ** [ 1350.050639][ T32] r10:61c88647 r9:85a93c00 r8:8539122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.050903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.051534][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1350.051752][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1350.051979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1350.052241][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1350.052558][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1350.052732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.052760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.052788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.052810][ T32] r4:8509db40 [ 1350.052851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.052879][ T32] INFO: task kworker/1:708:6571 blocked for more than 476 seconds. [ 1350.052906][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.052930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.052952][ T32] task:kworker/1:708 state:D stack:0 pid:6571 tgid:6571 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.053026][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.053092][ T32] Call trace: [ 1350.053166][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.053219][ T32] r10:8291a684 r9:ed095d84 r8:00000002 r7:60000013 r6:ed095d8c r5:85a94800 [ 1350.053243][ T32] r4:85a94800 [ 1350.053264][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.053362][ T32] r5:85a94800 r4:8291a680 [ 1350.053387][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.053427][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.053480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed095e08 [ 1350.053516][ T32] r4:00000000 [ 1350.053554][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.053592][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.053626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.053666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398f00 [ 1350.069752][ T32] r4:00000000 [ 1350.069833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.069903][ T32] r9:83018205 r8:85a94800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [ 1350.069929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.069976][ T32] r5:00001000 r4:ed097000 [ 1350.069997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.070061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.070112][ T32] r5:85b48f8c r4:85b48c00 [ 1350.070181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.070234][ T32] r7:ddde2d80 r6:83018200 r5:85b48f8c r4:85391300 [ 1350.070257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.070316][ T32] r10:61c88647 r9:85a94800 r8:8539132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.070401][ T32] r4:85391300 [ 1350.070426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.070475][ T32] r10:00000000 r9:85391300 r8:80287e08 r7:ed08de60 r6:85391380 r5:85a94800 [ 1350.070497][ T32] r4:00000001 [ 1350.070517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.070555][ T32] Exception stack(0xed095fb0 to 0xed095ff8) [ 1350.070586][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.070627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.070658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.070688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.070711][ T32] r4:85398ec0 [ 1350.071127][ T32] INFO: task kworker/1:708:6571 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.071174][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.071272][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.071359][ T32] Call trace: [ 1350.071444][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.071500][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.071524][ T32] r4:00000000 [ 1350.071544][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.071585][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.071612][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.071642][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.071668][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.071714][ T32] r5:80070013 r4:80239bb0 [ 1350.071739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.071780][ T32] r4:82ac21e4 [ 1350.071801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1350.072128][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 7 printk messages dropped ** [ 1350.072686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.073026][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.073363][ T32] task:kworker/1:709 state:D stack:0 pid:6573 tgid:6573 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.082378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0a1e08 ** 7 printk messages dropped ** [ 1350.082746][ T32] r9:83018205 r8:85a95400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 ** 4 printk messages dropped ** [ 1350.082949][ T32] r5:85b4978c r4:85b49400 ** 1 printk messages dropped ** [ 1350.083017][ T32] r7:ddde2d80 r6:83018200 r5:85b4978c r4:85391400 ** 3 printk messages dropped ** [ 1350.083185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.083576][ T32] r4:85389d80 ** 2 printk messages dropped ** [ 1350.089055][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.089488][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1350.089910][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1350.090261][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1350.090461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.090672][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.090814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.091148][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.091445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.091753][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.092080][ T32] r5:85b49f8c r4:85b49c00 [ 1350.092104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.092242][ T32] r4:85391500 ** 3 printk messages dropped ** [ 1350.092427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.093130][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.093542][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1350.100483][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.100715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.100738][ T32] r4:00000000 [ 1350.100758][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.100805][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.100965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.101026][ T32] r5:00001000 r4:eecd1000 [ 1350.101215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.101267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.101320][ T32] r5:85d62f8c r4:85d62c00 [ 1350.101342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.101389][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.101411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.101564][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.101597][ T32] r4:8509f580 [ 1350.101618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.101665][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.101748][ T32] r4:00000001 [ 1350.101774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.101812][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.101840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.101916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.102026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.102065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.102088][ T32] r4:8509db40 [ 1350.102110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.102138][ T32] INFO: task kworker/1:711:6577 blocked for more than 476 seconds. [ 1350.102280][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.102331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.102358][ T32] task:kworker/1:711 state:D stack:0 pid:6577 tgid:6577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.102412][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.102456][ T32] Call trace: [ 1350.102488][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.102564][ T32] r10:8291a684 r9:ed0b5d84 r8:00000002 r7:60000013 r6:ed0b5d8c r5:85a96c00 [ 1350.102604][ T32] r4:85a96c00 [ 1350.102628][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.102708][ T32] r5:85a96c00 r4:8291a680 [ 1350.102733][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.102775][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.102817][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b5e08 [ 1350.102839][ T32] r4:00000000 [ 1350.102858][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.102892][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.102927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.102967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387000 [ 1350.103000][ T32] r4:00000000 [ 1350.103124][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.103178][ T32] r9:83018205 r8:85a96c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [ 1350.103200][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.103241][ T32] r5:00001000 r4:ed0b1000 [ 1350.103290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.103338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.103382][ T32] r5:85b49b8c r4:85b49800 [ 1350.103401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.103476][ T32] r7:ddde2d80 r6:83018200 r5:85b49b8c r4:85391600 [ 1350.103502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.103601][ T32] r10:61c88647 r9:85a96c00 r8:8539162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.103627][ T32] r4:85391600 [ 1350.103673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.112023][ T32] r10:00000000 r9:85391600 r8:80287e08 r7:ed0a9e60 r6:85391680 r5:85a96c00 [ 1350.112086][ T32] r4:00000001 [ 1350.112139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.112194][ T32] Exception stack(0xed0b5fb0 to 0xed0b5ff8) [ 1350.112224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.112322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.112358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.112388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.112412][ T32] r4:85387340 [ 1350.112836][ T32] INFO: task kworker/1:711:6577 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.112878][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.112964][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.113028][ T32] Call trace: [ 1350.113064][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.113118][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.113142][ T32] r4:00000000 [ 1350.113161][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.113201][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.113228][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.113257][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.113296][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.113328][ T32] r5:80070013 r4:80239bb0 [ 1350.113432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.113561][ T32] r4:82ac21e4 [ 1350.113593][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.113637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.113661][ T32] r4:e0581dc0 [ 1350.113681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.113722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.119681][ T32] r4:00000000 [ 1350.119741][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.119899][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.119928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.120001][ T32] r5:00001000 r4:eecd1000 [ 1350.120026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.120072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.120142][ T32] r5:85d62f8c r4:85d62c00 [ 1350.120167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.120217][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.120239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.120292][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.120342][ T32] r4:8509f580 [ 1350.120469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.120544][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.120588][ T32] r4:00000001 [ 1350.120612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.120649][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.120679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.120814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.120846][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.120877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.120900][ T32] r4:8509db40 [ 1350.120922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.120954][ T32] INFO: task kworker/1:712:6580 blocked for more than 476 seconds. [ 1350.121014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.121065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.121091][ T32] task:kworker/1:712 state:D stack:0 pid:6580 tgid:6580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.121178][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.121224][ T32] Call trace: [ 1350.121305][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.121364][ T32] r10:8291a684 r9:ed0bdd84 r8:00000002 r7:60000113 r6:ed0bdd8c r5:85a93000 [ 1350.121389][ T32] r4:85a93000 [ 1350.121411][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.121480][ T32] r5:85a93000 r4:8291a680 [ 1350.121505][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.121546][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.121588][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0bde08 ** 3 printk messages dropped ** [ 1350.121731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.122065][ T32] r5:85b4a38c r4:85b4a000 [ 1350.122086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.122252][ T32] r4:85391700 ** 4 printk messages dropped ** [ 1350.122399][ T32] Exception stack(0xed0bdfb0 to 0xed0bdff8) ** 7 printk messages dropped ** [ 1350.123101][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.123332][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1350.123635][ T32] r4:82ac21e4 [ 1350.123665][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.123709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.130644][ T32] r4:e0581dc0 [ 1350.130716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.130801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.130831][ T32] r4:00000000 [ 1350.130852][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.130903][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.130927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.131045][ T32] r5:00001000 r4:eecd1000 [ 1350.131073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.131117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.131163][ T32] r5:85d62f8c r4:85d62c00 [ 1350.131184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.131241][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.131268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.131349][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.131377][ T32] r4:8509f580 [ 1350.131398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.131444][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.131468][ T32] r4:00000001 [ 1350.131488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.131547][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.131580][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.131610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.131637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.131666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.131688][ T32] r4:8509db40 [ 1350.131710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.131738][ T32] INFO: task kworker/1:713:6581 blocked for more than 476 seconds. [ 1350.131793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.131844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.131917][ T32] task:kworker/1:713 state:D stack:0 pid:6581 tgid:6581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.131972][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.132028][ T32] Call trace: [ 1350.132066][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.132126][ T32] r10:8291a684 r9:ed0c9d84 r8:00000002 r7:60000013 r6:ed0c9d8c r5:85a90c00 [ 1350.132153][ T32] r4:85a90c00 [ 1350.132212][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.132268][ T32] r5:85a90c00 r4:8291a680 [ 1350.132298][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.132391][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.132441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0c9e08 [ 1350.132478][ T32] r4:00000000 [ 1350.132501][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.132564][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.132602][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.132865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387500 [ 1350.132944][ T32] r4:00000000 [ 1350.132976][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.133074][ T32] r9:83018205 r8:85a90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [ 1350.133100][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.133143][ T32] r5:00001000 r4:ed0d3000 [ 1350.133163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.133202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.133244][ T32] r5:85b4a78c r4:85b4a400 [ 1350.133265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.133315][ T32] r7:ddde2d80 r6:83018200 r5:85b4a78c r4:85391800 [ 1350.133362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.133436][ T32] r10:61c88647 r9:85a90c00 r8:8539182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.133514][ T32] r4:85391800 [ 1350.133537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.133583][ T32] r10:00000000 r9:85391800 r8:80287e08 r7:ed0bde60 r6:85391880 r5:85a90c00 [ 1350.133605][ T32] r4:00000001 [ 1350.133647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1350.139986][ T32] r4:85387240 ** 2 printk messages dropped ** [ 1350.140619][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.141074][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1350.141345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1350.141752][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1350.142020][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.142344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.142658][ T32] task:kworker/1:714 state:D stack:0 pid:6583 tgid:6583 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.143483][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.151595][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.151948][ T32] r5:85b4ab8c r4:85b4a800 [ 1350.151969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.152138][ T32] r4:85391900 ** 6 printk messages dropped ** [ 1350.152562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.158840][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1350.159213][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.159523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1350.159878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.160218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.160247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.160274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.160329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.160353][ T32] r4:8509db40 [ 1350.160472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.160505][ T32] INFO: task kworker/1:715:6585 blocked for more than 476 seconds. [ 1350.160583][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.160610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.160633][ T32] task:kworker/1:715 state:D stack:0 pid:6585 tgid:6585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.160684][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.160923][ T32] Call trace: [ 1350.160959][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.161010][ T32] r10:8291a684 r9:ed0ddd84 r8:00000002 r7:60000113 r6:ed0ddd8c r5:852c4800 [ 1350.161032][ T32] r4:852c4800 [ 1350.161052][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.161096][ T32] r5:852c4800 r4:8291a680 [ 1350.161117][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.161157][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.161199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0dde08 [ 1350.161482][ T32] r4:00000000 [ 1350.161512][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.161551][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.161585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.161626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387740 [ 1350.161648][ T32] r4:00000000 [ 1350.161667][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.161710][ T32] r9:83018205 r8:852c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f107000 [ 1350.162012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.162059][ T32] r5:00001000 r4:ed0e7000 [ 1350.162081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.162119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.162161][ T32] r5:85b4af8c r4:85b4ac00 [ 1350.162181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.162226][ T32] r7:ddde2d80 r6:83018200 r5:85b4af8c r4:85391a00 [ 1350.162275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.162378][ T32] r10:61c88647 r9:852c4800 r8:85391a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.162405][ T32] r4:85391a00 [ 1350.162424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.162474][ T32] r10:00000000 r9:85391a00 r8:80287e08 r7:ed0d1e60 r6:85391a80 r5:852c4800 [ 1350.162507][ T32] r4:00000001 [ 1350.162683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.162722][ T32] Exception stack(0xed0ddfb0 to 0xed0ddff8) [ 1350.162749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.162777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.162805][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.162833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.162855][ T32] r4:85387900 [ 1350.163226][ T32] INFO: task kworker/1:715:6585 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.163260][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.163545][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.163611][ T32] Call trace: [ 1350.163645][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.163696][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.175803][ T32] r4:00000000 [ 1350.175951][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.176087][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.176151][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.176210][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.176265][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.176453][ T32] r5:80070013 r4:80239bb0 [ 1350.176516][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.176617][ T32] r4:82ac21e4 [ 1350.176663][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.176790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.176892][ T32] r4:e0581dc0 [ 1350.176973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.177075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.177126][ T32] r4:00000000 [ 1350.177201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.177257][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 3 printk messages dropped ** [ 1350.177388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.177689][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1350.177975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.178312][ T32] task:kworker/1:716 state:D stack:0 pid:6587 tgid:6587 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.178909][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e5e08 ** 10 printk messages dropped ** [ 1350.179358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.179446][ T32] r5:85b4bf8c r4:85b4bc00 ** 3 printk messages dropped ** [ 1350.179653][ T32] r10:61c88647 r9:85b78000 r8:85391b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1350.179865][ T32] r4:00000001 [ 1350.179934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.179985][ T32] Exception stack(0xed0e5fb0 to 0xed0e5ff8) [ 1350.180037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.180072][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.180099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.180128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.180150][ T32] r4:85387780 [ 1350.180646][ T32] INFO: task kworker/1:716:6587 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.180688][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.180971][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.181129][ T32] Call trace: [ 1350.181159][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.181212][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.181235][ T32] r4:00000000 [ 1350.181254][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.181297][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.181361][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.181395][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.181433][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.181460][ T32] r5:80070013 r4:80239bb0 [ 1350.181481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.181523][ T32] r4:82ac21e4 [ 1350.181576][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.181622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.181646][ T32] r4:e0581dc0 [ 1350.181766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.181813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.181835][ T32] r4:00000000 [ 1350.181879][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.181927][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.181950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.181992][ T32] r5:00001000 r4:eecd1000 [ 1350.182033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.182075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.182117][ T32] r5:85d62f8c r4:85d62c00 [ 1350.182162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.182263][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.182290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.182376][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.182403][ T32] r4:8509f580 [ 1350.182424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.182470][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.182519][ T32] r4:00000001 [ 1350.182568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.182608][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.182645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.182678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.182706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.182760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.182787][ T32] r4:8509db40 [ 1350.182812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.182838][ T32] INFO: task kworker/1:717:6589 blocked for more than 476 seconds. [ 1350.182866][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.182914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.182956][ T32] task:kworker/1:717 state:D stack:0 pid:6589 tgid:6589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.183065][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.183219][ T32] r4:85b79800 ** 4 printk messages dropped ** [ 1350.183386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f9e08 ** 5 printk messages dropped ** [ 1350.193685][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.194592][ T32] r5:85b4b38c r4:85b4b000 [ 1350.194614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.194687][ T32] r7:ddde2d80 r6:83018200 r5:85b4b38c r4:85391c00 [ 1350.194714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.194909][ T32] r10:00000000 r9:85391c00 r8:80287e08 r7:ed0e5e60 r6:85391c80 r5:85b79800 ** 7 printk messages dropped ** [ 1350.195311][ T32] r4:85387940 ** 2 printk messages dropped ** [ 1350.195882][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.196279][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1350.196882][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.197082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.197676][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.197791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.198208][ T32] task:kworker/1:718 state:D stack:0 pid:6590 tgid:6590 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.198725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed105e08 ** 7 printk messages dropped ** [ 1350.198964][ T32] r9:83018205 r8:85b7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f10b000 ** 4 printk messages dropped ** [ 1350.199341][ T32] r5:85b4b78c r4:85b4b400 ** 1 printk messages dropped ** [ 1350.199413][ T32] r7:ddde2d80 r6:83018200 r5:85b4b78c r4:85391d00 ** 5 printk messages dropped ** [ 1350.199722][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.200054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1350.200737][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1350.201229][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1350.201446][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 9 printk messages dropped ** [ 1350.202029][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1350.202175][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.202396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.202419][ T32] r4:8509db40 [ 1350.202438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.202464][ T32] INFO: task kworker/1:719:6593 blocked for more than 476 seconds. [ 1350.202502][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.202530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.202581][ T32] task:kworker/1:719 state:D stack:0 pid:6593 tgid:6593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.202643][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.202710][ T32] Call trace: [ 1350.202777][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.202829][ T32] r10:8291a684 r9:ed10dd84 r8:00000002 r7:60000013 r6:ed10dd8c r5:85b7bc00 [ 1350.202852][ T32] r4:85b7bc00 [ 1350.202895][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.202945][ T32] r5:85b7bc00 r4:8291a680 [ 1350.202965][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.203005][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.203046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed10de08 [ 1350.203091][ T32] r4:00000000 [ 1350.203114][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.203150][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.203185][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.203225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387ec0 [ 1350.203247][ T32] r4:00000000 [ 1350.203267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.203321][ T32] r9:83018205 r8:85b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f10d000 [ 1350.203415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.203461][ T32] r5:00001000 r4:ed101000 [ 1350.203482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.203533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.203583][ T32] r5:85b4bb8c r4:85b4b800 [ 1350.203626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.203676][ T32] r7:ddde2d80 r6:83018200 r5:85b4bb8c r4:85391e00 [ 1350.203698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.222760][ T32] r10:61c88647 r9:85b7bc00 r8:85391e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.222844][ T32] r4:85391e00 [ 1350.222871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.222939][ T32] r10:00000000 r9:85391e00 r8:80287e08 r7:ed0e5e60 r6:85391e80 r5:85b7bc00 [ 1350.222963][ T32] r4:00000001 [ 1350.222985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.223024][ T32] Exception stack(0xed10dfb0 to 0xed10dff8) [ 1350.223054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.223083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.223141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.223237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.223294][ T32] r4:85387c00 [ 1350.226325][ T32] INFO: task kworker/1:719:6593 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.226426][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.226529][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.226668][ T32] Call trace: [ 1350.226743][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.226805][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.226830][ T32] r4:00000000 [ 1350.226874][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.226921][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.226951][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.226981][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.227017][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.227046][ T32] r5:80070013 r4:80239bb0 [ 1350.227069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.227134][ T32] r4:82ac21e4 [ 1350.227158][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.227202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.227226][ T32] r4:e0581dc0 [ 1350.227245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.227285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.227309][ T32] r4:00000000 [ 1350.227369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.227420][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.227443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.227485][ T32] r5:00001000 r4:eecd1000 [ 1350.227506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.227551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.227596][ T32] r5:85d62f8c r4:85d62c00 [ 1350.227618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.227664][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.227686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.227732][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.227755][ T32] r4:8509f580 [ 1350.227777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.227847][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.227874][ T32] r4:00000001 [ 1350.227908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.227949][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.227999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.228032][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.228084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.228116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.228138][ T32] r4:8509db40 [ 1350.228171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.228205][ T32] INFO: task kworker/1:720:6596 blocked for more than 476 seconds. [ 1350.228239][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.228264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.228285][ T32] task:kworker/1:720 state:D stack:0 pid:6596 tgid:6596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.228380][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.228425][ T32] Call trace: [ 1350.228456][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.228554][ T32] r10:8291a684 r9:ed0f1d84 r8:00000002 r7:60000013 r6:ed0f1d8c r5:85b7c800 [ 1350.228583][ T32] r4:85b7c800 ** 1 printk messages dropped ** [ 1350.228654][ T32] r5:85b7c800 r4:8291a680 ** 1 printk messages dropped ** [ 1350.228759][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.228805][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f1e08 [ 1350.228853][ T32] r4:00000000 [ 1350.228877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.228917][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.228953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.228994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372200 [ 1350.229018][ T32] r4:00000000 [ 1350.229037][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.229080][ T32] r9:83018205 r8:85b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f111000 [ 1350.229103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.229145][ T32] r5:00001000 r4:ed115000 [ 1350.229189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.229233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.229278][ T32] r5:85b5438c r4:85b54000 [ 1350.229298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.229344][ T32] r7:ddde2d80 r6:83018200 r5:85b5438c r4:85391f00 [ 1350.229365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.229448][ T32] r10:61c88647 r9:85b7c800 r8:85391f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.229481][ T32] r4:85391f00 [ 1350.229501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.229552][ T32] r10:00000000 r9:85391f00 r8:80287e08 r7:ed0e5e60 r6:85391f80 r5:85b7c800 [ 1350.229576][ T32] r4:00000001 [ 1350.229601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.229662][ T32] Exception stack(0xed0f1fb0 to 0xed0f1ff8) [ 1350.229693][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.229728][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.229754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.229784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.229815][ T32] r4:85372000 [ 1350.230215][ T32] INFO: task kworker/1:720:6596 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.230251][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.230351][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.230452][ T32] Call trace: [ 1350.230566][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.230631][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.230667][ T32] r4:00000000 [ 1350.230687][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.230736][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.230787][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.230820][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.230846][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.230876][ T32] r5:80070013 r4:80239bb0 [ 1350.230901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.230942][ T32] r4:82ac21e4 [ 1350.230963][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.231004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.231028][ T32] r4:e0581dc0 [ 1350.231048][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.231089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.231112][ T32] r4:00000000 [ 1350.231146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.231194][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.231224][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.231267][ T32] r5:00001000 r4:eecd1000 [ 1350.231310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.231353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.231419][ T32] r5:85d62f8c r4:85d62c00 [ 1350.231444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.231492][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.231554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.231608][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.231660][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1350.231749][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1350.232040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.232380][ T32] r10:8291a684 r9:ed11dd84 r8:00000002 r7:60000013 r6:ed11dd8c r5:85b7b000 ** 6 printk messages dropped ** [ 1350.232599][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.232771][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.232953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.233036][ T32] r5:85b5478c r4:85b54400 ** 3 printk messages dropped ** [ 1350.233176][ T32] r10:61c88647 r9:85b7b000 r8:8538202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.233511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.246799][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.247259][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1350.247616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1350.247926][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1350.248298][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1350.248681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.249088][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.249368][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.249639][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.249793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.249881][ T32] r5:85b54b8c r4:85b54800 [ 1350.249901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.250011][ T32] r10:61c88647 r9:85b7e000 r8:8538212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.250099][ T32] r10:00000000 r9:85382100 r8:80287e08 r7:ed11de60 r6:85382180 r5:85b7e000 ** 4 printk messages dropped ** [ 1350.250254][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.250363][ T32] r4:85372400 ** 1 printk messages dropped ** [ 1350.250753][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.250972][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.251017][ T32] Call trace: [ 1350.251171][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.251251][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.251330][ T32] r4:00000000 [ 1350.251353][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.251493][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.251526][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.251565][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.251617][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.251645][ T32] r5:80070013 r4:80239bb0 [ 1350.251680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.251774][ T32] r4:82ac21e4 [ 1350.251799][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.251842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.251884][ T32] r4:e0581dc0 [ 1350.251908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.251950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.251985][ T32] r4:00000000 [ 1350.252009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.252054][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.252075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.252191][ T32] r5:00001000 r4:eecd1000 [ 1350.252216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.252258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.252323][ T32] r5:85d62f8c r4:85d62c00 [ 1350.252348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.252396][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.252418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.252490][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.252546][ T32] r4:8509f580 [ 1350.252588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.252638][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.252678][ T32] r4:00000001 [ 1350.252701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.252737][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.252787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.252892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.252923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.252957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.252981][ T32] r4:8509db40 [ 1350.253077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.253107][ T32] INFO: task kworker/1:723:6601 blocked for more than 476 seconds. [ 1350.253242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.253293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.253404][ T32] task:kworker/1:723 state:D stack:0 pid:6601 tgid:6601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.253559][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.253626][ T32] Call trace: [ 1350.253688][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.253798][ T32] r10:8291a684 r9:ecdbdd84 r8:00000002 r7:60000113 r6:ecdbdd8c r5:85b26000 [ 1350.264194][ T32] r4:85b26000 [ 1350.264232][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.264345][ T32] r5:85b26000 r4:8291a680 [ 1350.264375][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.264419][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.264463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdbde08 [ 1350.264486][ T32] r4:00000000 [ 1350.264506][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.264545][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.264585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.264627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372940 [ 1350.264650][ T32] r4:00000000 [ 1350.264669][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.264714][ T32] r9:83018205 r8:85b26000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.264738][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.264782][ T32] r5:00001000 r4:eb85b000 [ 1350.264892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.264962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.265010][ T32] r5:85b5538c r4:85b55000 [ 1350.265031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.265079][ T32] r7:ddde2d80 r6:83018200 r5:85b5538c r4:85382200 [ 1350.265101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.265245][ T32] r10:61c88647 r9:85b26000 r8:8538222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.265273][ T32] r4:85382200 [ 1350.265294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.265340][ T32] r10:00000000 r9:85382200 r8:80287e08 r7:ed12de60 r6:8538e500 r5:85b26000 [ 1350.265363][ T32] r4:00000001 [ 1350.265382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.265543][ T32] Exception stack(0xecdbdfb0 to 0xecdbdff8) [ 1350.265577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.265607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.265635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.265738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.265766][ T32] r4:853726c0 [ 1350.266195][ T32] INFO: task kworker/1:723:6601 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.266232][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.266393][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.266448][ T32] Call trace: [ 1350.266542][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.266623][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.266728][ T32] r4:00000000 [ 1350.266751][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.266794][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.266894][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.266931][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.267110][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.267189][ T32] r5:80070013 r4:80239bb0 [ 1350.267288][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.267333][ T32] r4:82ac21e4 [ 1350.267354][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.267409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.267462][ T32] r4:e0581dc0 [ 1350.267509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.267562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.267610][ T32] r4:00000000 [ 1350.267652][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.267715][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.267742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.267811][ T32] r5:00001000 r4:eecd1000 [ 1350.267861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.267905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.267978][ T32] r5:85d62f8c r4:85d62c00 [ 1350.268007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.268062][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.268093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.268141][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.268194][ T32] r4:8509f580 [ 1350.268226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.268278][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.268316][ T32] r4:00000001 [ 1350.268338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.268373][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.268399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.268427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.268453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.268481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.268503][ T32] r4:8509db40 [ 1350.268524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.268566][ T32] INFO: task kworker/1:724:6603 blocked for more than 476 seconds. [ 1350.268603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.268628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.268649][ T32] task:kworker/1:724 state:D stack:0 pid:6603 tgid:6603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.268694][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.268764][ T32] Call trace: [ 1350.268942][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.269069][ T32] r10:8291a684 r9:ed135d84 r8:00000002 r7:60000013 r6:ed135d8c r5:85b26c00 [ 1350.269121][ T32] r4:85b26c00 [ 1350.269151][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.269270][ T32] r5:85b26c00 r4:8291a680 [ 1350.269295][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.269382][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.269479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed135e08 [ 1350.269629][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.269772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1350.270288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.270450][ T32] r5:85b54f8c r4:85b54c00 [ 1350.270506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.270587][ T32] r7:ddde2d80 r6:83018200 r5:85b54f8c r4:85382280 [ 1350.270654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.270712][ T32] r10:61c88647 r9:85b26c00 r8:853822ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.270737][ T32] r4:85382280 [ 1350.270783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.270837][ T32] r10:00000000 r9:85382280 r8:80287e08 r7:ecdbde60 r6:8538e580 r5:85b26c00 [ 1350.270861][ T32] r4:00000001 [ 1350.270880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.271007][ T32] Exception stack(0xed135fb0 to 0xed135ff8) [ 1350.271037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.271066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.271107][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.271140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.271162][ T32] r4:853727c0 [ 1350.271404][ T32] INFO: task kworker/1:724:6603 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.271450][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.271542][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.271610][ T32] Call trace: [ 1350.271644][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.271710][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.271737][ T32] r4:00000000 [ 1350.271757][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.271797][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.271824][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.271853][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.271880][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.271903][ T32] r5:80070013 r4:80239bb0 [ 1350.271923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.271960][ T32] r4:82ac21e4 [ 1350.271980][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.272095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.272123][ T32] r4:e0581dc0 [ 1350.272143][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.272184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.272208][ T32] r4:00000000 [ 1350.272318][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.272370][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.272392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.272434][ T32] r5:00001000 r4:eecd1000 [ 1350.272478][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.272521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.272600][ T32] r5:85d62f8c r4:85d62c00 [ 1350.272626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.272702][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.272758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.272808][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.272832][ T32] r4:8509f580 [ 1350.272852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.272897][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.272920][ T32] r4:00000001 [ 1350.272958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.273101][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.273145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.273177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.273205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.273233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.273257][ T32] r4:8509db40 [ 1350.273276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.273299][ T32] INFO: task kworker/1:725:6605 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1350.273444][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.290475][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.290743][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.291093][ T32] r5:85b5578c r4:85b55400 [ 1350.291114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.291210][ T32] r7:ddde2d80 r6:83018200 r5:85b5578c r4:85382300 [ 1350.291312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1350.291432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1350.291763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.292607][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.292753][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1350.293175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1350.293664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.302966][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1350.303542][ T32] INFO: task kworker/1:726:6607 blocked for more than 476 seconds. [ 1350.303584][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.303624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.303653][ T32] task:kworker/1:726 state:D stack:0 pid:6607 tgid:6607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.303743][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.304037][ T32] Call trace: [ 1350.304076][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.304139][ T32] r10:8291a684 r9:ed141d84 r8:00000002 r7:60000113 r6:ed141d8c r5:85438000 [ 1350.304164][ T32] r4:85438000 [ 1350.304333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.304386][ T32] r5:85438000 r4:8291a680 [ 1350.304408][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.304449][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.304505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed141e08 [ 1350.304532][ T32] r4:00000000 [ 1350.304707][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.304747][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.304820][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.304867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372bc0 [ 1350.304892][ T32] r4:00000000 [ 1350.304911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.304956][ T32] r9:83018205 r8:85438000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1350.304978][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.305022][ T32] r5:00001000 r4:ebbcb000 [ 1350.305043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.305082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.305126][ T32] r5:85b55b8c r4:85b55800 [ 1350.305146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.305241][ T32] r7:ddde2d80 r6:83018200 r5:85b55b8c r4:85382380 [ 1350.305269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.305318][ T32] r10:61c88647 r9:85438000 r8:853823ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.305342][ T32] r4:85382380 [ 1350.305361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.305505][ T32] r10:00000000 r9:85382380 r8:80287e08 r7:ed139e60 r6:8538e680 r5:85438000 [ 1350.305559][ T32] r4:00000001 [ 1350.305583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.305634][ T32] Exception stack(0xed141fb0 to 0xed141ff8) [ 1350.305666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.305717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.305747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.305776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.305800][ T32] r4:85372ac0 [ 1350.306223][ T32] INFO: task kworker/1:726:6607 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.306261][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.306325][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.306391][ T32] Call trace: [ 1350.306475][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.306528][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.306557][ T32] r4:00000000 [ 1350.306577][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.306618][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.306645][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 6 printk messages dropped ** [ 1350.307001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1350.307233][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1350.307476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.307813][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.308216][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1350.308709][ T32] r10:8291a684 r9:ed129d84 r8:00000002 r7:60000113 r6:ed129d8c r5:85b7ec00 ** 9 printk messages dropped ** [ 1350.309239][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.309878][ T32] r5:85b5638c r4:85b56000 [ 1350.309897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1350.310096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1350.310458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1350.311364][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1350.311764][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1350.312004][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.312519][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1350.313198][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1350.313367][ T32] task:kworker/1:728 state:D stack:0 pid:6611 tgid:6611 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.331467][ T32] r5:85b78c00 r4:8291a680 ** 3 printk messages dropped ** [ 1350.331710][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.331980][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.332286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.332387][ T32] r5:85b55f8c r4:85b55c00 ** 3 printk messages dropped ** [ 1350.332530][ T32] r10:61c88647 r9:85b78c00 r8:8538252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.332879][ T32] Exception stack(0xed131fb0 to 0xed131ff8) ** 6 printk messages dropped ** [ 1350.333586][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.333787][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.341847][ T32] Call trace: [ 1350.341893][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.341960][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.341985][ T32] r4:00000000 [ 1350.342030][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.342079][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.342187][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.342252][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.342306][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.342364][ T32] r5:80070013 r4:80239bb0 [ 1350.342412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.342459][ T32] r4:82ac21e4 [ 1350.342542][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.342589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.342637][ T32] r4:e0581dc0 [ 1350.342661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.342705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.342727][ T32] r4:00000000 [ 1350.342756][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.342879][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.342911][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.342964][ T32] r5:00001000 r4:eecd1000 [ 1350.342988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.343078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.343129][ T32] r5:85d62f8c r4:85d62c00 [ 1350.343151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.343271][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.343297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.343347][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.343445][ T32] r4:8509f580 [ 1350.343476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.343525][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.343577][ T32] r4:00000001 [ 1350.343602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.343639][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.343776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.349852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.349893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.349925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.349949][ T32] r4:8509db40 [ 1350.349972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.350002][ T32] INFO: task kworker/1:729:6613 blocked for more than 476 seconds. [ 1350.350035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.350059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.350082][ T32] task:kworker/1:729 state:D stack:0 pid:6613 tgid:6613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.350134][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.350251][ T32] Call trace: [ 1350.350298][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.350353][ T32] r10:8291a684 r9:ed149d84 r8:00000002 r7:60000013 r6:ed149d8c r5:85b80000 [ 1350.350377][ T32] r4:85b80000 [ 1350.350424][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.350526][ T32] r5:85b80000 r4:8291a680 [ 1350.350557][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.350606][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.350654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed149e08 [ 1350.350678][ T32] r4:00000000 [ 1350.350697][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.350756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.350819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.350891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b040 [ 1350.350943][ T32] r4:00000000 [ 1350.350967][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.351015][ T32] r9:83018205 r8:85b80000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1350.351063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.351111][ T32] r5:00001000 r4:ebe3b000 [ 1350.351135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.351176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.351218][ T32] r5:85b5678c r4:85b56400 [ 1350.351239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.351287][ T32] r7:ddde2d80 r6:83018200 r5:85b5678c r4:85382600 [ 1350.351308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.351357][ T32] r10:61c88647 r9:85b80000 r8:8538262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.351380][ T32] r4:85382600 ** 2 printk messages dropped ** [ 1350.351554][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.351701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.352462][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1350.352799][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1350.353121][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1350.353475][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.361174][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1350.361507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.361814][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.362343][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.362882][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.363348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.363576][ T32] r7:ddde2d80 r6:83018200 r5:85b56b8c r4:85382700 ** 3 printk messages dropped ** [ 1350.370862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.371225][ T32] r4:8530b100 ** 2 printk messages dropped ** [ 1350.371931][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.372056][ T32] Call trace: [ 1350.372218][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.372359][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.372417][ T32] r4:00000000 [ 1350.372464][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.372552][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.372625][ T32] 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.372686][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.372753][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.372827][ T32] r5:80070013 r4:80239bb0 [ 1350.372902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.372998][ T32] r4:82ac21e4 [ 1350.373045][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.373136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.373208][ T32] r4:e0581dc0 [ 1350.373278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.373385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.373440][ T32] r4:00000000 [ 1350.373486][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.373568][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.373689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.379321][ T32] r5:00001000 r4:eecd1000 [ 1350.379409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.379495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.379550][ T32] r5:85d62f8c r4:85d62c00 [ 1350.379573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.379622][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.379644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.379718][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.379747][ T32] r4:8509f580 [ 1350.379818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.379914][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.379942][ T32] r4:00000001 [ 1350.379963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.380002][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.380033][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.380062][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.380089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.380118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.380140][ T32] r4:8509db40 [ 1350.380162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.380191][ T32] INFO: task kworker/1:731:6617 blocked for more than 476 seconds. [ 1350.380224][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.380247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.380270][ T32] task:kworker/1:731 state:D stack:0 pid:6617 tgid:6617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.380345][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.380497][ T32] Call trace: [ 1350.380665][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.380731][ T32] r10:8291a684 r9:ed151d84 r8:00000002 r7:60000113 r6:ed151d8c r5:85b83000 [ 1350.380782][ T32] r4:85b83000 [ 1350.380858][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.380909][ T32] r5:85b83000 r4:8291a680 [ 1350.380956][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.381002][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.381070][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed151e08 [ 1350.381163][ T32] r4:00000000 [ 1350.381187][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.381293][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.381335][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.381376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b680 [ 1350.381495][ T32] r4:00000000 [ 1350.381519][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.381712][ T32] r9:83018205 r8:85b83000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1350.381739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.381822][ T32] r5:00001000 r4:ec8d9000 [ 1350.381846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.381888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.381929][ T32] r5:85b56f8c r4:85b56c00 [ 1350.381950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.382110][ T32] r7:ddde2d80 r6:83018200 r5:85b56f8c r4:85382800 ** 1 printk messages dropped ** [ 1350.382261][ T32] r10:61c88647 r9:85b83000 r8:8538282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.382937][ T32] Exception stack(0xed151fb0 to 0xed151ff8) ** 6 printk messages dropped ** [ 1350.383607][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.395483][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.395803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1350.396328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.396628][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.396768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.396816][ T32] r4:8509db40 [ 1350.396868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.396923][ T32] INFO: task kworker/1:732:6618 blocked for more than 476 seconds. [ 1350.396958][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.396983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.397005][ T32] task:kworker/1:732 state:D stack:0 pid:6618 tgid:6618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.397081][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.397176][ T32] Call trace: [ 1350.397210][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.397276][ T32] r10:8291a684 r9:ed155d84 r8:00000002 r7:60000013 r6:ed155d8c r5:85b80c00 [ 1350.397325][ T32] r4:85b80c00 [ 1350.397351][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.397414][ T32] r5:85b80c00 r4:8291a680 [ 1350.397459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.397508][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.397579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed155e08 [ 1350.397605][ T32] r4:00000000 [ 1350.397656][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.397694][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.397754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.397798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b840 [ 1350.397820][ T32] r4:00000000 [ 1350.397856][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.397902][ T32] r9:83018205 r8:85b80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1350.397925][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.397986][ T32] r5:00001000 r4:eca45000 [ 1350.398010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.398049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.398091][ T32] r5:85b5778c r4:85b57400 [ 1350.398141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.398189][ T32] r7:ddde2d80 r6:83018200 r5:85b5778c r4:85382900 [ 1350.398210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.398255][ T32] r10:61c88647 r9:85b80c00 r8:8538292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.398277][ T32] r4:85382900 [ 1350.398318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.398366][ T32] r10:00000000 r9:85382900 r8:80287e08 r7:ed151e60 r6:85382980 r5:85b80c00 [ 1350.398390][ T32] r4:00000001 [ 1350.398430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.398489][ T32] Exception stack(0xed155fb0 to 0xed155ff8) [ 1350.398519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.398552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.398602][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.398634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.398679][ T32] r4:8530b080 [ 1350.399098][ T32] INFO: task kworker/1:732:6618 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.399133][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.399236][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.399309][ T32] Call trace: [ 1350.399368][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.399420][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 1 printk messages dropped ** [ 1350.399510][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1350.399936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1350.400298][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1350.400606][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1350.400822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1350.401197][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1350.401473][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.401661][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.401841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.401965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.402360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.403032][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1350.403403][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.403683][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.411872][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1350.412239][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1350.412517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.412763][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.413147][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.413189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed145e08 [ 1350.413211][ T32] r4:00000000 [ 1350.413252][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.413295][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.413332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.413372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85242840 [ 1350.413394][ T32] r4:00000000 [ 1350.413413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.413476][ T32] r9:83018005 r8:85438c00 r7:00000000 r6:83018000 r5:00001000 r4:7f117000 [ 1350.413504][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.413575][ T32] r5:00001000 r4:ed1cd000 [ 1350.413621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.413666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.418057][ T32] r5:8541738c r4:85417000 [ 1350.418139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.418206][ T32] r7:dddced80 r6:83018000 r5:8541738c r4:8538e700 [ 1350.418251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.418329][ T32] r10:61c88647 r9:85438c00 r8:8538e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.418356][ T32] r4:8538e700 [ 1350.418377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.418424][ T32] r10:00000000 r9:8538e700 r8:80287e08 r7:ecfede60 r6:8538e780 r5:85438c00 [ 1350.418447][ T32] r4:00000001 [ 1350.418466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.418550][ T32] Exception stack(0xed145fb0 to 0xed145ff8) [ 1350.418585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.418614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.418641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.418670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.418692][ T32] r4:85242080 [ 1350.419091][ T32] INFO: task kworker/0:1000:6625 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.419126][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.419239][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.419294][ T32] Call trace: [ 1350.419352][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.419407][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.419431][ T32] r4:00000000 [ 1350.419451][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.419490][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.419518][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.419564][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.419593][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.419674][ T32] r5:80070013 r4:80239bb0 [ 1350.419699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.419771][ T32] r4:82ac21e4 [ 1350.419795][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.419839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.419879][ T32] r4:e0581dc0 [ 1350.419925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.419992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.420038][ T32] r4:00000000 [ 1350.420067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.420113][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.420135][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.420181][ T32] r5:00001000 r4:eecd1000 [ 1350.420203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.420263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.420368][ T32] r5:85d62f8c r4:85d62c00 [ 1350.420393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.420441][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.420462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.420513][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.420545][ T32] r4:8509f580 [ 1350.420566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.420634][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.420699][ T32] r4:00000001 [ 1350.420743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.420782][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.420828][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.420880][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.420933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.420986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.421011][ T32] r4:8509db40 [ 1350.421054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1350.421171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1350.421450][ T32] r10:8291a684 r9:ed159d84 r8:00000002 r7:60000013 r6:ed159d8c r5:8543a400 [ 1350.421493][ T32] r4:8543a400 [ 1350.421526][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.421579][ T32] r5:8543a400 r4:8291a680 [ 1350.421599][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.421661][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.421727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed159e08 [ 1350.421753][ T32] r4:00000000 [ 1350.421806][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.421865][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.421902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.421943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530bbc0 [ 1350.421974][ T32] r4:00000000 [ 1350.422020][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.422068][ T32] r9:83018205 r8:8543a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1350.422090][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.422142][ T32] r5:00001000 r4:eca73000 [ 1350.422165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.422205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.422248][ T32] r5:85b57b8c r4:85b57800 [ 1350.422268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.422357][ T32] r7:ddde2d80 r6:83018200 r5:85b57b8c r4:85382b00 [ 1350.422402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.422452][ T32] r10:61c88647 r9:8543a400 r8:85382b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.422475][ T32] r4:85382b00 [ 1350.422495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.422552][ T32] r10:00000000 r9:85382b00 r8:80287e08 r7:ed155e60 r6:8538e800 r5:8543a400 [ 1350.422578][ T32] r4:00000001 [ 1350.422623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.422661][ T32] Exception stack(0xed159fb0 to 0xed159ff8) [ 1350.422687][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.422715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.422743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.422793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.422855][ T32] r4:8530b800 [ 1350.423102][ T32] INFO: task kworker/1:734:6626 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.423159][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1350.423557][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 6 printk messages dropped ** [ 1350.435945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.436003][ T32] r4:e0581dc0 [ 1350.436034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.436078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.436101][ T32] r4:00000000 [ 1350.436120][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.436167][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.436189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.436234][ T32] r5:00001000 r4:eecd1000 [ 1350.436254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.436341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.436392][ T32] r5:85d62f8c r4:85d62c00 [ 1350.436414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.436462][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.436484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.436530][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.436552][ T32] r4:8509f580 [ 1350.436571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.436628][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.436665][ T32] r4:00000001 [ 1350.436688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.436727][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.436769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.436802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.436829][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.436858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.436880][ T32] r4:8509db40 [ 1350.436903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.436933][ T32] INFO: task kworker/1:735:6627 blocked for more than 476 seconds. [ 1350.436967][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.437052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.437079][ T32] task:kworker/1:735 state:D stack:0 pid:6627 tgid:6627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.437168][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.437285][ T32] Call trace: [ 1350.437327][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.437382][ T32] r10:8291a684 r9:ed165d84 r8:00000002 r7:60000013 r6:ed165d8c r5:8543b000 [ 1350.437405][ T32] r4:8543b000 [ 1350.437439][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.437488][ T32] r5:8543b000 r4:8291a680 [ 1350.437508][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.437612][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.437805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.437917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530bcc0 [ 1350.437943][ T32] r4:00000000 [ 1350.438025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.438072][ T32] r9:83018205 r8:8543b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.438094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.438135][ T32] r5:00001000 r4:ecbcf000 [ 1350.438154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.438192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.438232][ T32] r5:85b57f8c r4:85b57c00 [ 1350.438297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.438357][ T32] r7:ddde2d80 r6:83018200 r5:85b57f8c r4:85382b80 [ 1350.438381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.438428][ T32] r10:61c88647 r9:8543b000 r8:85382bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.438451][ T32] r4:85382b80 [ 1350.438470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.438513][ T32] r10:00000000 r9:85382b80 r8:80287e08 r7:ed159e60 r6:8538e880 r5:8543b000 [ 1350.438534][ T32] r4:00000001 [ 1350.438553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.438597][ T32] Exception stack(0xed165fb0 to 0xed165ff8) [ 1350.438646][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.438706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.439503][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1350.439774][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.439991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1350.440401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.440637][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.440858][ T32] task:kworker/1:736 state:D stack:0 pid:6630 tgid:6630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.441483][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1350.441853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.441943][ T32] r5:85b5c38c r4:85b5c000 ** 4 printk messages dropped ** [ 1350.442131][ T32] r4:85382c00 ** 3 printk messages dropped ** [ 1350.442333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.442806][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.442888][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.443026][ T32] Call trace: [ 1350.443066][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.443118][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.443142][ T32] r4:00000000 [ 1350.443161][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.443210][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.443240][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.443270][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.443300][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.443324][ T32] r5:80070013 r4:80239bb0 [ 1350.443344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.443411][ T32] r4:82ac21e4 [ 1350.443454][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.443500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.443523][ T32] r4:e0581dc0 [ 1350.443553][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.443597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.443619][ T32] r4:00000000 [ 1350.443638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.443681][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.456383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.456548][ T32] r5:00001000 r4:eecd1000 [ 1350.456581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.456638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.456696][ T32] r5:85d62f8c r4:85d62c00 [ 1350.456748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.456827][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.456859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.456928][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.456956][ T32] r4:8509f580 [ 1350.456977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.457028][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.457079][ T32] r4:00000001 [ 1350.457103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.457142][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.457173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.457204][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.457238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.457271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.457300][ T32] r4:8509db40 [ 1350.457325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.457391][ T32] INFO: task kworker/1:737:6631 blocked for more than 476 seconds. [ 1350.457430][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.457455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1350.458300][ T32] r4:8543c800 ** 3 printk messages dropped ** [ 1350.458452][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1350.459077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.459267][ T32] r5:85b5c78c r4:85b5c400 ** 3 printk messages dropped ** [ 1350.459440][ T32] r10:61c88647 r9:8543c800 r8:85382cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.459603][ T32] Exception stack(0xed16dfb0 to 0xed16dff8) ** 7 printk messages dropped ** [ 1350.460380][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.460618][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1350.461290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 8 printk messages dropped ** [ 1350.461573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.462685][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.462931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.463601][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.475945][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.476589][ T32] r9:83018205 r8:8543d400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1350.476963][ T32] r5:85b5cb8c r4:85b5c800 ** 3 printk messages dropped ** [ 1350.477103][ T32] r10:61c88647 r9:8543d400 r8:85382d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.477363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.478449][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1350.478816][ T32] r4:82ac21e4 [ 1350.478892][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.478939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.478963][ T32] r4:e0581dc0 [ 1350.478987][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.479031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.479055][ T32] r4:00000000 [ 1350.479098][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.479147][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.479169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.479210][ T32] r5:00001000 r4:eecd1000 [ 1350.479230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.479282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.479340][ T32] r5:85d62f8c r4:85d62c00 [ 1350.479384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.479435][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.479460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.479506][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.479531][ T32] r4:8509f580 [ 1350.479550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.479597][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.479621][ T32] r4:00000001 [ 1350.479674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.479740][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.479771][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.479801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.479826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.479854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.479878][ T32] r4:8509db40 [ 1350.479934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.479978][ T32] INFO: task kworker/1:739:6636 blocked for more than 476 seconds. [ 1350.480037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.480065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.480088][ T32] task:kworker/1:739 state:D stack:0 pid:6636 tgid:6636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.480133][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.480202][ T32] Call trace: [ 1350.480234][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.480336][ T32] r10:8291a684 r9:ed179d84 r8:00000002 r7:60000113 r6:ed179d8c r5:8543ec00 [ 1350.480377][ T32] r4:8543ec00 [ 1350.480427][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.480477][ T32] r5:8543ec00 r4:8291a680 [ 1350.480524][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.480567][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.480632][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed179e08 [ 1350.480658][ T32] r4:00000000 [ 1350.480918][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.480956][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.480991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.481032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee040 [ 1350.481122][ T32] r4:00000000 [ 1350.481146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.481192][ T32] r9:83018205 r8:8543ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1350.481215][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.481256][ T32] r5:00001000 r4:eccf1000 [ 1350.481294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.481338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.481380][ T32] r5:85b5cf8c r4:85b5cc00 [ 1350.481424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.481475][ T32] r7:ddde2d80 r6:83018200 r5:85b5cf8c r4:85382d80 [ 1350.481497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.481543][ T32] r10:61c88647 r9:8543ec00 r8:85382dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.481674][ T32] r4:85382d80 [ 1350.481697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.481744][ T32] r10:00000000 r9:85382d80 r8:80287e08 r7:ed171e60 r6:8538ea80 r5:8543ec00 [ 1350.481766][ T32] r4:00000001 [ 1350.481806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.481861][ T32] Exception stack(0xed179fb0 to 0xed179ff8) [ 1350.481892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.481921][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.481947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.481975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.482000][ T32] r4:85387d80 [ 1350.482257][ T32] INFO: task kworker/1:739:6636 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.482301][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.482360][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.482436][ T32] Call trace: [ 1350.482469][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.482520][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.482543][ T32] r4:00000000 [ 1350.482562][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.482601][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.482629][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.482683][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.482736][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.482763][ T32] r5:80070013 r4:80239bb0 [ 1350.482785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.482825][ T32] r4:82ac21e4 [ 1350.482845][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.482910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.482940][ T32] r4:e0581dc0 [ 1350.482962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.483004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.483027][ T32] r4:00000000 [ 1350.483046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.483090][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.483112][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.483163][ T32] r5:00001000 r4:eecd1000 [ 1350.483197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.483241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.483287][ T32] r5:85d62f8c r4:85d62c00 [ 1350.483309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.483355][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.483376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.483421][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.483444][ T32] r4:8509f580 [ 1350.483474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.483528][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.483552][ T32] r4:00000001 [ 1350.483587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.483628][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.483654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.483682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.483770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.499551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.499609][ T32] r4:8509db40 [ 1350.499637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.499669][ T32] INFO: task kworker/1:740:6638 blocked for more than 476 seconds. [ 1350.499703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.499733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.499780][ T32] task:kworker/1:740 state:D stack:0 pid:6638 tgid:6638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.499872][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.499955][ T32] Call trace: [ 1350.499996][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.500055][ T32] r10:8291a684 r9:ed181d84 r8:00000002 r7:60000113 r6:ed181d8c r5:85b24800 [ 1350.500088][ T32] r4:85b24800 [ 1350.500113][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.500161][ T32] r5:85b24800 r4:8291a680 [ 1350.500230][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.500278][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.500377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed181e08 [ 1350.500405][ T32] r4:00000000 [ 1350.500425][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.500462][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.500638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.500685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee140 [ 1350.500709][ T32] r4:00000000 [ 1350.500729][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.500914][ T32] r9:83018205 r8:85b24800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1350.500950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.500996][ T32] r5:00001000 r4:ecdcb000 [ 1350.501032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.501100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.501196][ T32] r5:85b5d38c r4:85b5d000 [ 1350.501261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.501360][ T32] r7:ddde2d80 r6:83018200 r5:85b5d38c r4:85382e00 [ 1350.501390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.501488][ T32] r10:61c88647 r9:85b24800 r8:85382e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.501535][ T32] r4:85382e00 [ 1350.501585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.501647][ T32] r10:00000000 r9:85382e00 r8:80287e08 r7:ed179e60 r6:8538eb00 r5:85b24800 ** 6 printk messages dropped ** [ 1350.502012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.502957][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.503105][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1350.503274][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1350.503386][ T32] r4:00000000 [ 1350.503407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.503451][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.503472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.503513][ T32] r5:00001000 r4:eecd1000 [ 1350.503534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.503576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.503618][ T32] r5:85d62f8c r4:85d62c00 [ 1350.503645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.503694][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.503715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.510151][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.510218][ T32] r4:8509f580 [ 1350.510273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.510394][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.510423][ T32] r4:00000001 [ 1350.510444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.510506][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.510541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.510587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.510616][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.510646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.510669][ T32] r4:8509db40 [ 1350.510715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.510751][ T32] INFO: task kworker/1:741:6640 blocked for more than 476 seconds. [ 1350.510784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.510810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.510833][ T32] task:kworker/1:741 state:D stack:0 pid:6640 tgid:6640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.510946][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.510999][ T32] Call trace: [ 1350.511032][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.511086][ T32] r10:8291a684 r9:ed189d84 r8:00000002 r7:60000113 r6:ed189d8c r5:849a0000 [ 1350.511110][ T32] r4:849a0000 [ 1350.511130][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.511174][ T32] r5:849a0000 r4:8291a680 [ 1350.511195][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.511235][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.511276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed189e08 [ 1350.511305][ T32] r4:00000000 [ 1350.511343][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.511382][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.511442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.511489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee580 [ 1350.511513][ T32] r4:00000000 [ 1350.511533][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.511580][ T32] r9:83018205 r8:849a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1350.511603][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.511645][ T32] r5:00001000 r4:ecded000 [ 1350.511666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.511722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.511768][ T32] r5:85b5df8c r4:85b5dc00 [ 1350.511790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.511835][ T32] r7:ddde2d80 r6:83018200 r5:85b5df8c r4:85382e80 [ 1350.511856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.511947][ T32] r10:61c88647 r9:849a0000 r8:85382eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.512023][ T32] r4:85382e80 [ 1350.512048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.512095][ T32] r10:00000000 r9:85382e80 r8:80287e08 r7:ed181e60 r6:8538eb80 r5:849a0000 [ 1350.512142][ T32] r4:00000001 [ 1350.512166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.512202][ T32] Exception stack(0xed189fb0 to 0xed189ff8) [ 1350.512228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.512256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.512282][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1350.512413][ T32] r4:849ee100 ** 2 printk messages dropped ** [ 1350.513209][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.513595][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1350.522027][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.522382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.522799][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1350.523174][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1350.523477][ T32] r10:8291a684 r9:ed18dd84 r8:00000002 r7:60000113 r6:ed18dd8c r5:849a0c00 ** 6 printk messages dropped ** [ 1350.523779][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.528426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee300 ** 7 printk messages dropped ** [ 1350.528888][ T32] r5:85b5d78c r4:85b5d400 ** 1 printk messages dropped ** [ 1350.528958][ T32] r7:ddde2d80 r6:83018200 r5:85b5d78c r4:85382f00 [ 1350.528979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.529031][ T32] r10:61c88647 r9:849a0c00 r8:85382f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.529057][ T32] r4:85382f00 [ 1350.529077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.529225][ T32] r10:00000000 r9:85382f00 r8:80287e08 r7:ed189e60 r6:8538ec00 r5:849a0c00 [ 1350.529253][ T32] r4:00000001 [ 1350.529274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.529318][ T32] Exception stack(0xed18dfb0 to 0xed18dff8) [ 1350.529348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.529377][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.529403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.529431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.529452][ T32] r4:849ee100 [ 1350.529897][ T32] INFO: task kworker/1:742:6641 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.529935][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.530007][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.530059][ T32] Call trace: [ 1350.530104][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.530161][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.530186][ T32] r4:00000000 [ 1350.530205][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.530246][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.530275][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.530454][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.530484][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.530512][ T32] r5:80070013 r4:80239bb0 [ 1350.530533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.530573][ T32] r4:82ac21e4 [ 1350.530649][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.530695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.530717][ T32] r4:e0581dc0 [ 1350.530758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.530803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.530827][ T32] r4:00000000 [ 1350.530847][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.530890][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.530959][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.531006][ T32] r5:00001000 r4:eecd1000 [ 1350.531027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.531158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.531433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.531711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.531738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.531780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.531807][ T32] r4:8509db40 [ 1350.531828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.531857][ T32] INFO: task kworker/1:743:6643 blocked for more than 476 seconds. [ 1350.531888][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.531913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.531934][ T32] task:kworker/1:743 state:D stack:0 pid:6643 tgid:6643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.531979][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.532043][ T32] Call trace: [ 1350.532101][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.532158][ T32] r10:8291a684 r9:ed195d84 r8:00000002 r7:60000113 r6:ed195d8c r5:849a2400 [ 1350.532195][ T32] r4:849a2400 [ 1350.532219][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.532265][ T32] r5:849a2400 r4:8291a680 [ 1350.532294][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.532363][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.532406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed195e08 [ 1350.532430][ T32] r4:00000000 [ 1350.532449][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.532495][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.532533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.532574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee480 [ 1350.532598][ T32] r4:00000000 [ 1350.532619][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.532661][ T32] r9:83018205 r8:849a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1350.532683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.532723][ T32] r5:00001000 r4:ecde3000 [ 1350.532743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.532824][ T32] r5:85b5db8c r4:85b5d800 [ 1350.532865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.532982][ T32] r10:61c88647 r9:849a2400 r8:85382fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.533251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.543315][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1350.543514][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.544200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1350.544620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.544796][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.544841][ T32] r4:00000001 [ 1350.544865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.544903][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.544932][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.544961][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.544987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.545015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.545039][ T32] r4:8509db40 [ 1350.545061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.545090][ T32] INFO: task kworker/1:744:6645 blocked for more than 477 seconds. [ 1350.545124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.545170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.545196][ T32] task:kworker/1:744 state:D stack:0 pid:6645 tgid:6645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.545288][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.545337][ T32] Call trace: [ 1350.545368][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.545421][ T32] r10:8291a684 r9:ed19dd84 r8:00000002 r7:60000013 r6:ed19dd8c r5:849a3c00 [ 1350.545445][ T32] r4:849a3c00 [ 1350.545465][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.545509][ T32] r5:849a3c00 r4:8291a680 [ 1350.545541][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.545586][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.545630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed19de08 [ 1350.545652][ T32] r4:00000000 [ 1350.545672][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.545706][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.545742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.545783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eec80 ** 2 printk messages dropped ** [ 1350.545894][ T32] r9:83018205 r8:849a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f11b000 ** 4 printk messages dropped ** [ 1350.546060][ T32] r5:85b5f38c r4:85b5f000 [ 1350.546080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.546234][ T32] r4:85375000 ** 2 printk messages dropped ** [ 1350.546326][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.546461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.547246][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.547365][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1350.547682][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.548106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.548239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.548284][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.548333][ T32] r4:8509f580 [ 1350.548354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.548399][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.548421][ T32] r4:00000001 [ 1350.548441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.548476][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.548502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.548530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.548556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.548583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.548605][ T32] r4:8509db40 [ 1350.548624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.548649][ T32] INFO: task kworker/1:745:6647 blocked for more than 477 seconds. [ 1350.548676][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.548698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.548804][ T32] task:kworker/1:745 state:D stack:0 pid:6647 tgid:6647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.548861][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.548910][ T32] Call trace: [ 1350.548942][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.548992][ T32] r10:8291a684 r9:ed1a9d84 r8:00000002 r7:60000113 r6:ed1a9d8c r5:849a3000 [ 1350.549016][ T32] r4:849a3000 [ 1350.549036][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.549081][ T32] r5:849a3000 r4:8291a680 [ 1350.549101][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.549139][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.549195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a9e08 [ 1350.549222][ T32] r4:00000000 [ 1350.549242][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.549277][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.549319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.549360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee640 [ 1350.549382][ T32] r4:00000000 [ 1350.549401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.549444][ T32] r9:83018205 r8:849a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1350.549478][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.549546][ T32] r5:00001000 r4:ed1ab000 [ 1350.549572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.549612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.549675][ T32] r5:85b5e38c r4:85b5e000 [ 1350.549699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.549774][ T32] r7:ddde2d80 r6:83018200 r5:85b5e38c r4:85375080 [ 1350.549810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.549868][ T32] r10:61c88647 r9:849a3000 r8:853750ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.549893][ T32] r4:85375080 [ 1350.549912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.549957][ T32] r10:00000000 r9:85375080 r8:80287e08 r7:ed19de60 r6:8538ed80 r5:849a3000 [ 1350.549980][ T32] r4:00000001 [ 1350.550031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.550072][ T32] Exception stack(0xed1a9fb0 to 0xed1a9ff8) [ 1350.550105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.550135][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.550183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.550216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.550239][ T32] r4:849ee5c0 [ 1350.550479][ T32] INFO: task kworker/1:745:6647 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.550516][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.550572][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.550616][ T32] Call trace: [ 1350.550662][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.550714][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.550739][ T32] r4:00000000 [ 1350.550758][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.550813][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.550845][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 1 printk messages dropped ** [ 1350.550903][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1350.551070][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1350.551281][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1350.551490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.551743][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1350.551941][ T32] INFO: task kworker/1:746:6649 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1350.552229][ T32] r10:8291a684 r9:ed1b9d84 r8:00000002 r7:60000113 r6:ed1b9d8c r5:849a1800 ** 2 printk messages dropped ** [ 1350.552362][ T32] r5:849a1800 r4:8291a680 ** 1 printk messages dropped ** [ 1350.552424][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.552660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee840 ** 6 printk messages dropped ** [ 1350.552912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.552958][ T32] r5:85b5e78c r4:85b5e400 [ 1350.552980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.553040][ T32] r7:ddde2d80 r6:83018200 r5:85b5e78c r4:85375100 [ 1350.553076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.553147][ T32] r10:61c88647 r9:849a1800 r8:8537512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.553184][ T32] r4:85375100 [ 1350.553227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.553290][ T32] r10:00000000 r9:85375100 r8:80287e08 r7:ed19de60 r6:8538ee00 r5:849a1800 [ 1350.553316][ T32] r4:00000001 [ 1350.553351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.553413][ T32] Exception stack(0xed1b9fb0 to 0xed1b9ff8) [ 1350.553444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.553474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.553500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.553539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.553565][ T32] r4:849ee680 [ 1350.574789][ T32] INFO: task kworker/1:746:6649 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.574967][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.575107][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.575222][ T32] Call trace: [ 1350.575298][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.575414][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.575463][ T32] r4:00000000 [ 1350.575530][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.575621][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.575683][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.575742][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.575793][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.575844][ T32] r5:80070013 r4:80239bb0 [ 1350.575887][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.575971][ T32] r4:82ac21e4 [ 1350.576038][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.576159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.576229][ T32] r4:e0581dc0 [ 1350.576356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.576466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.576521][ T32] r4:00000000 [ 1350.576561][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.576611][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.576634][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.576681][ T32] r5:00001000 r4:eecd1000 [ 1350.576703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.576757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.576823][ T32] r5:85d62f8c r4:85d62c00 [ 1350.576847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.576895][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.576917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.576963][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.576985][ T32] r4:8509f580 [ 1350.577004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.577048][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.577070][ T32] r4:00000001 [ 1350.577099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.577137][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.577176][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.577274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.577514][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.577840][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.578124][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.578424][ T32] r5:85b5eb8c r4:85b5e800 [ 1350.578454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.578594][ T32] r10:61c88647 r9:849a4800 r8:853751ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.578992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1350.579714][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1350.580129][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1350.580366][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 9 printk messages dropped ** [ 1350.580843][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1350.580975][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.581199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.581663][ T32] r10:8291a684 r9:ed1d1d84 r8:00000002 r7:60000113 r6:ed1d1d8c r5:849a6000 ** 9 printk messages dropped ** [ 1350.582070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.582495][ T32] r5:85b5ef8c r4:85b5ec00 [ 1350.582548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.582753][ T32] r4:85375200 [ 1350.582776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.582821][ T32] r10:00000000 r9:85375200 r8:80287e08 r7:ed19de60 r6:8538ef00 r5:849a6000 [ 1350.582843][ T32] r4:00000001 [ 1350.582862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.582896][ T32] Exception stack(0xed1d1fb0 to 0xed1d1ff8) [ 1350.582940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.582973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.583000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.583028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.583070][ T32] r4:849ee9c0 [ 1350.583337][ T32] INFO: task kworker/1:748:6652 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.583372][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.583426][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.583488][ T32] Call trace: [ 1350.583562][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.583620][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.583645][ T32] r4:00000000 [ 1350.583684][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.600426][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.600557][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.600596][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.600624][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.600671][ T32] r5:80070013 r4:80239bb0 [ 1350.600699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.600762][ T32] r4:82ac21e4 [ 1350.600783][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.600826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.600870][ T32] r4:e0581dc0 [ 1350.600955][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.601001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.601045][ T32] r4:00000000 [ 1350.601087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.601142][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.601174][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.601243][ T32] r5:00001000 r4:eecd1000 [ 1350.601267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.601317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.601383][ T32] r5:85d62f8c r4:85d62c00 [ 1350.601428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.601499][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.601544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.601595][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.601619][ T32] r4:8509f580 [ 1350.601658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.601708][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.601731][ T32] r4:00000001 [ 1350.601751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.601806][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.601865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.601897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.601944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.601982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.602005][ T32] r4:8509db40 [ 1350.602029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.602091][ T32] INFO: task kworker/0:1001:6656 blocked for more than 477 seconds. [ 1350.602152][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.602181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.602248][ T32] task:kworker/0:1001 state:D stack:0 pid:6656 tgid:6656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.602317][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.602363][ T32] Call trace: [ 1350.602420][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.602478][ T32] r10:8291a684 r9:ed15dd84 r8:00000002 r7:60000113 r6:ed15dd8c r5:849a6c00 [ 1350.602502][ T32] r4:849a6c00 [ 1350.602522][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.602588][ T32] r5:849a6c00 r4:8291a680 [ 1350.602613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.602656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.602698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed15de08 [ 1350.602720][ T32] r4:00000000 [ 1350.602739][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.602774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.602807][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.602848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538dd00 [ 1350.602871][ T32] r4:00000000 [ 1350.602910][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.602958][ T32] r9:83018005 r8:849a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f11d000 [ 1350.602982][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.603024][ T32] r5:00001000 r4:ed1eb000 [ 1350.603063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.603107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.603182][ T32] r5:8541778c r4:85417400 [ 1350.603206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.603253][ T32] r7:dddced80 r6:83018000 r5:8541778c r4:8538ef80 [ 1350.603302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.603354][ T32] r10:61c88647 r9:849a6c00 r8:8538efac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.603377][ T32] r4:8538ef80 [ 1350.603416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.603486][ T32] r10:00000000 r9:8538ef80 r8:80287e08 r7:ecfede60 r6:85238000 r5:849a6c00 [ 1350.603514][ T32] r4:00000001 [ 1350.603534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.603570][ T32] Exception stack(0xed15dfb0 to 0xed15dff8) [ 1350.603596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.603625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.603671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.603751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.609603][ T32] r4:852427c0 [ 1350.610066][ T32] INFO: task kworker/0:1001:6656 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.610121][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.610261][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.610397][ T32] Call trace: [ 1350.610482][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.610545][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.610569][ T32] r4:00000000 [ 1350.610589][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.610630][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.610671][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.610703][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.610729][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.610753][ T32] r5:80070013 r4:80239bb0 [ 1350.610773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.610815][ T32] r4:82ac21e4 [ 1350.610836][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.610897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1350.611034][ T32] r4:00000000 [ 1350.611054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.611099][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.611140][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.611207][ T32] r5:00001000 r4:eecd1000 [ 1350.611233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.611276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.611327][ T32] r5:85d62f8c r4:85d62c00 [ 1350.611348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.611396][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.611418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.611466][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.611490][ T32] r4:8509f580 [ 1350.611510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.611556][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.611599][ T32] r4:00000001 [ 1350.611643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.611703][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.611794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.611828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.611875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.611928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.611977][ T32] r4:8509db40 [ 1350.612008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.612038][ T32] INFO: task kworker/1:749:6657 blocked for more than 477 seconds. [ 1350.612101][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.612153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.612198][ T32] task:kworker/1:749 state:D stack:0 pid:6657 tgid:6657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.612286][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.612360][ T32] Call trace: [ 1350.612435][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.612490][ T32] r10:8291a684 r9:ed1e1d84 r8:00000002 r7:60000113 r6:ed1e1d8c r5:849a5400 [ 1350.612554][ T32] r4:849a5400 [ 1350.612582][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.612629][ T32] r5:849a5400 r4:8291a680 [ 1350.612670][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.612715][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.612778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e1e08 [ 1350.612805][ T32] r4:00000000 [ 1350.612825][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.612860][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.612916][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1350.613014][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.613293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.613340][ T32] r5:85b5fb8c r4:85b5f800 [ 1350.613363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.613551][ T32] r4:85375280 ** 6 printk messages dropped ** [ 1350.622628][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.623585][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1350.628281][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.628427][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1350.628736][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1350.629006][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1350.629258][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.629745][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.630026][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.630236][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.630531][ T32] r5:85b5f78c r4:85b5f400 [ 1350.630573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.630748][ T32] r4:85375300 ** 2 printk messages dropped ** [ 1350.630870][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.631055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.631829][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.631971][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1350.632213][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1350.632407][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1350.632702][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1350.632942][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.633272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1350.633643][ T32] r5:85b85400 r4:8291a680 [ 1350.633678][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.643286][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.643406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f5e08 [ 1350.643434][ T32] r4:00000000 [ 1350.643455][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.643491][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.643528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.643569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523a4c0 [ 1350.643591][ T32] r4:00000000 [ 1350.643611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.643656][ T32] r9:83018005 r8:85b85400 r7:00000000 r6:83018000 r5:00001000 r4:7f135000 [ 1350.643677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.644194][ T32] r5:00001000 r4:ed25b000 [ 1350.644238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.644300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.644378][ T32] r5:85417b8c r4:85417800 [ 1350.644414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.644484][ T32] r7:dddced80 r6:83018000 r5:85417b8c r4:85238100 [ 1350.644510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.644559][ T32] r10:61c88647 r9:85b85400 r8:8523812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.644581][ T32] r4:85238100 [ 1350.644601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.644665][ T32] r10:00000000 r9:85238100 r8:80287e08 r7:ecfede60 r6:85375400 r5:85b85400 [ 1350.644692][ T32] r4:00000001 [ 1350.644712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.644750][ T32] Exception stack(0xed1f5fb0 to 0xed1f5ff8) [ 1350.644777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.644815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.644864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.644896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.644958][ T32] r4:85242d80 [ 1350.645371][ T32] INFO: task kworker/0:1002:6662 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.645409][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.645546][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.645599][ T32] Call trace: [ 1350.645631][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.645685][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.645708][ T32] r4:00000000 [ 1350.645727][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.645766][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.645794][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.645836][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.645866][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.645909][ T32] r5:80070013 r4:80239bb0 [ 1350.645953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.645997][ T32] r4:82ac21e4 [ 1350.646018][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.646059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.646116][ T32] r4:e0581dc0 [ 1350.646141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.646183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.646206][ T32] r4:00000000 [ 1350.646225][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.646276][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.646321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.646372][ T32] r5:00001000 r4:eecd1000 [ 1350.646394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.646433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.646474][ T32] r5:85d62f8c r4:85d62c00 [ 1350.646493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.646538][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.646559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.646617][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.646648][ T32] r4:8509f580 [ 1350.646673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.646746][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.646773][ T32] r4:00000001 [ 1350.646834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.646873][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.646909][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.646989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.647022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.647051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.647092][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1350.647176][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1350.647327][ T32] Call trace: [ 1350.647359][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.647408][ T32] r10:8291a684 r9:ed175d84 r8:00000002 r7:60000013 r6:ed175d8c r5:85b86c00 [ 1350.647430][ T32] r4:85b86c00 [ 1350.647450][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.647494][ T32] r5:85b86c00 r4:8291a680 [ 1350.647531][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.647575][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.647617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed175e08 [ 1350.647657][ T32] r4:00000000 [ 1350.647679][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.647715][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.647749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.647798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248000 [ 1350.647824][ T32] r4:00000000 [ 1350.647843][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.647887][ T32] r9:83018205 r8:85b86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f123000 [ 1350.647908][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.647948][ T32] r5:00001000 r4:ed201000 [ 1350.647996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.648040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.648082][ T32] r5:85b5ff8c r4:85b5fc00 [ 1350.648102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.648148][ T32] r7:ddde2d80 r6:83018200 r5:85b5ff8c r4:85375480 [ 1350.648186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.648236][ T32] r10:61c88647 r9:85b86c00 r8:853754ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.648259][ T32] r4:85375480 [ 1350.648278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.648363][ T32] r10:00000000 r9:85375480 r8:80287e08 r7:ed1e1e60 r6:85375500 r5:85b86c00 [ 1350.648386][ T32] r4:00000001 [ 1350.648405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.648455][ T32] Exception stack(0xed175fb0 to 0xed175ff8) [ 1350.648489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.648518][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.648577][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.648614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.649253][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1350.649531][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.649717][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.649847][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1350.650052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.650097][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.650120][ T32] r4:8509f580 [ 1350.650138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.650183][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.650206][ T32] r4:00000001 [ 1350.650224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.650258][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.650282][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.650319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.650346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.650373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.650395][ T32] r4:8509db40 [ 1350.650433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.650460][ T32] INFO: task kworker/1:752:6666 blocked for more than 477 seconds. [ 1350.650516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.650542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.650573][ T32] task:kworker/1:752 state:D stack:0 pid:6666 tgid:6666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.650637][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.650755][ T32] Call trace: [ 1350.650786][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.650850][ T32] r10:8291a684 r9:ed205d84 r8:00000002 r7:60000113 r6:ed205d8c r5:85b83c00 [ 1350.650876][ T32] r4:85b83c00 [ 1350.650897][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.650952][ T32] r5:85b83c00 r4:8291a680 [ 1350.650978][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.651018][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.651069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed205e08 [ 1350.651094][ T32] r4:00000000 [ 1350.651128][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.651175][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.651210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.651288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248240 [ 1350.651327][ T32] r4:00000000 [ 1350.651349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.651393][ T32] r9:83018205 r8:85b83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f125000 [ 1350.651415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.651456][ T32] r5:00001000 r4:ed20f000 [ 1350.651476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.651532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.651578][ T32] r5:85b6038c r4:85b60000 [ 1350.651623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.651677][ T32] r7:ddde2d80 r6:83018200 r5:85b6038c r4:85375580 [ 1350.651698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.651743][ T32] r10:61c88647 r9:85b83c00 r8:853755ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.651765][ T32] r4:85375580 [ 1350.651784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.651826][ T32] r10:00000000 r9:85375580 r8:80287e08 r7:ed175e60 r6:85375600 r5:85b83c00 [ 1350.651849][ T32] r4:00000001 [ 1350.651885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.651926][ T32] Exception stack(0xed205fb0 to 0xed205ff8) [ 1350.651980][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.652034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.652069][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.652097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.652134][ T32] r4:85248180 [ 1350.652382][ T32] INFO: task kworker/1:752:6666 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.652418][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.652495][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.652537][ T32] Call trace: [ 1350.652597][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1350.652696][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.652821][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1350.653156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1350.653572][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1350.671748][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1350.671991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.672276][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.672555][ T32] r5:85b84800 r4:8291a680 ** 3 printk messages dropped ** [ 1350.672707][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.672870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248680 ** 7 printk messages dropped ** [ 1350.673170][ T32] r5:85b60f8c r4:85b60c00 [ 1350.673194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.673413][ T32] r4:85375680 ** 4 printk messages dropped ** [ 1350.673584][ T32] Exception stack(0xed20dfb0 to 0xed20dff8) ** 6 printk messages dropped ** [ 1350.678423][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.678839][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1350.679381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1350.680231][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1350.680676][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.680861][ T32] INFO: task kworker/1:754:6670 blocked for more than 477 seconds. [ 1350.680893][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.680918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.680939][ T32] task:kworker/1:754 state:D stack:0 pid:6670 tgid:6670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.680986][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.681043][ T32] Call trace: [ 1350.681093][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.681154][ T32] r10:8291a684 r9:ed219d84 r8:00000002 r7:60000113 r6:ed219d8c r5:85b7d400 [ 1350.681181][ T32] r4:85b7d400 [ 1350.681220][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.681268][ T32] r5:85b7d400 r4:8291a680 [ 1350.681302][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.681347][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.681389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed219e08 [ 1350.681411][ T32] r4:00000000 [ 1350.681430][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.681464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.681498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.681537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248300 [ 1350.681563][ T32] r4:00000000 [ 1350.681583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.681625][ T32] r9:83018205 r8:85b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f127000 [ 1350.681666][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.681735][ T32] r5:00001000 r4:ed215000 [ 1350.681759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.681821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.681899][ T32] r5:85b6078c r4:85b60400 [ 1350.681927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.681976][ T32] r7:ddde2d80 r6:83018200 r5:85b6078c r4:85375780 [ 1350.681996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.682042][ T32] r10:61c88647 r9:85b7d400 r8:853757ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.682065][ T32] r4:85375780 [ 1350.682084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.682127][ T32] r10:00000000 r9:85375780 r8:80287e08 r7:ed20de60 r6:85375800 r5:85b7d400 [ 1350.682149][ T32] r4:00000001 [ 1350.682168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.682202][ T32] Exception stack(0xed219fb0 to 0xed219ff8) [ 1350.682228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.682256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.682303][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.682346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.682400][ T32] r4:85248640 [ 1350.682672][ T32] INFO: task kworker/1:754:6670 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.682717][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.682783][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.682828][ T32] Call trace: [ 1350.682865][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.682919][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.682943][ T32] r4:00000000 [ 1350.682963][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.683002][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.683030][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.683058][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.683082][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.683105][ T32] r5:80070013 r4:80239bb0 [ 1350.683125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.683162][ T32] r4:82ac21e4 [ 1350.683182][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.683255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.683284][ T32] r4:e0581dc0 [ 1350.683321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.683365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.683390][ T32] r4:00000000 [ 1350.683409][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.683461][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.683485][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.683527][ T32] r5:00001000 r4:eecd1000 [ 1350.683547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.683594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.683658][ T32] r5:85d62f8c r4:85d62c00 [ 1350.683716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.695189][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.695264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.695393][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.695439][ T32] r4:8509f580 [ 1350.695480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.695571][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.695622][ T32] r4:00000001 [ 1350.695664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.695739][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.695803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.695835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.695862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.695892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.695914][ T32] r4:8509db40 [ 1350.695937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.695966][ T32] INFO: task kworker/1:755:6672 blocked for more than 477 seconds. [ 1350.695998][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.696022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.696044][ T32] task:kworker/1:755 state:D stack:0 pid:6672 tgid:6672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.696137][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.696187][ T32] Call trace: [ 1350.696237][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.696325][ T32] r10:8291a684 r9:ed22dd84 r8:00000002 r7:60000013 r6:ed22dd8c r5:85b88000 [ 1350.696364][ T32] r4:85b88000 [ 1350.696432][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.696482][ T32] r5:85b88000 r4:8291a680 [ 1350.696503][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.696546][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.696608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed22de08 [ 1350.696634][ T32] r4:00000000 [ 1350.696663][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1350.696807][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.697087][ T32] r5:85b60b8c r4:85b60800 [ 1350.697107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1350.697172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.697580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.698239][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.698535][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1350.698831][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1350.699020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.699065][ T32] r5:00001000 r4:eecd1000 [ 1350.699087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.699136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.699186][ T32] r5:85d62f8c r4:85d62c00 [ 1350.699206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.699263][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.699313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.699365][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.699387][ T32] r4:8509f580 [ 1350.699406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.699467][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.699492][ T32] r4:00000001 [ 1350.699534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.699594][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.699624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.699653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.699680][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.699712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.699735][ T32] r4:8509db40 [ 1350.699754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.699782][ T32] INFO: task kworker/1:756:6674 blocked for more than 477 seconds. [ 1350.699811][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.699834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.699855][ T32] task:kworker/1:756 state:D stack:0 pid:6674 tgid:6674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.699987][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.700037][ T32] Call trace: [ 1350.700094][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.700157][ T32] r10:8291a684 r9:ed221d84 r8:00000002 r7:60000113 r6:ed221d8c r5:85b88c00 [ 1350.700196][ T32] r4:85b88c00 [ 1350.700247][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.700338][ T32] r5:85b88c00 r4:8291a680 [ 1350.700373][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.700419][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.700461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed221e08 [ 1350.700484][ T32] r4:00000000 [ 1350.700509][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.700549][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.700583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.700625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248800 [ 1350.700647][ T32] r4:00000000 [ 1350.700668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.700711][ T32] r9:83018205 r8:85b88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f12d000 [ 1350.700733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.700795][ T32] r5:00001000 r4:ed237000 [ 1350.700838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.700881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.700924][ T32] r5:85b6138c r4:85b61000 [ 1350.700944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.700988][ T32] r7:ddde2d80 r6:83018200 r5:85b6138c r4:85375980 [ 1350.701009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.701054][ T32] r10:61c88647 r9:85b88c00 r8:853759ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.701085][ T32] r4:85375980 [ 1350.701129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.701177][ T32] r10:00000000 r9:85375980 r8:80287e08 r7:ed20de60 r6:85375a00 r5:85b88c00 [ 1350.701199][ T32] r4:00000001 [ 1350.701218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.701252][ T32] Exception stack(0xed221fb0 to 0xed221ff8) [ 1350.701277][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.701311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.701339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.701367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.701391][ T32] r4:85248940 [ 1350.701655][ T32] INFO: task kworker/1:756:6674 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.701694][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.701749][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.701802][ T32] Call trace: [ 1350.701836][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.701887][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.701910][ T32] r4:00000000 [ 1350.701929][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.701968][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.701996][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.702024][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.702049][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.702072][ T32] r5:80070013 r4:80239bb0 [ 1350.702092][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.702129][ T32] r4:82ac21e4 [ 1350.702168][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.702233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.702258][ T32] r4:e0581dc0 [ 1350.702278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.702328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.702351][ T32] r4:00000000 [ 1350.702377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.702423][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.702445][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.702485][ T32] r5:00001000 r4:eecd1000 [ 1350.702525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.702568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.702610][ T32] r5:85d62f8c r4:85d62c00 [ 1350.702639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.702689][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.702730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.702781][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.702805][ T32] r4:8509f580 [ 1350.702824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.702868][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.702890][ T32] r4:00000001 [ 1350.702928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.702967][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.702993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.703021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.703067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.703120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.703183][ T32] r4:8509db40 [ 1350.703207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.703233][ T32] INFO: task kworker/1:757:6676 blocked for more than 477 seconds. [ 1350.703260][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.703296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.703320][ T32] task:kworker/1:757 state:D stack:0 pid:6676 tgid:6676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.703399][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.703489][ T32] Call trace: [ 1350.703522][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.703571][ T32] r10:8291a684 r9:ed235d84 r8:00000002 r7:60000013 r6:ed235d8c r5:85b8a400 [ 1350.703638][ T32] r4:85b8a400 [ 1350.703663][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.703768][ T32] r5:85b8a400 r4:8291a680 [ 1350.716866][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.716968][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.717064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed235e08 [ 1350.717098][ T32] r4:00000000 [ 1350.717121][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.717160][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.717199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.717239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248d40 [ 1350.717262][ T32] r4:00000000 [ 1350.717282][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.717333][ T32] r9:83018205 r8:85b8a400 r7:00000000 r6:83018200 r5:00001000 r4:7f131000 [ 1350.717372][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.717432][ T32] r5:00001000 r4:ed24b000 [ 1350.717458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.717503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.717548][ T32] r5:85b61b8c r4:85b61800 [ 1350.717568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.717615][ T32] r7:ddde2d80 r6:83018200 r5:85b61b8c r4:85375a80 [ 1350.717669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.717720][ T32] r10:61c88647 r9:85b8a400 r8:85375aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.717744][ T32] r4:85375a80 [ 1350.717764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.717833][ T32] r10:00000000 r9:85375a80 r8:80287e08 r7:ed221e60 r6:85375b00 r5:85b8a400 [ 1350.717881][ T32] r4:00000001 [ 1350.717906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.717945][ T32] Exception stack(0xed235fb0 to 0xed235ff8) [ 1350.717989][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.718025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.718052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.718082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.718103][ T32] r4:85248740 [ 1350.718566][ T32] INFO: task kworker/1:757:6676 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.718607][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.718679][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.718743][ T32] Call trace: [ 1350.718873][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.718927][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.718953][ T32] r4:00000000 [ 1350.718974][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.719049][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.719083][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.719112][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.719137][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.719161][ T32] r5:80070013 r4:80239bb0 [ 1350.719182][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.719222][ T32] r4:82ac21e4 [ 1350.719243][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.719285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.719308][ T32] r4:e0581dc0 [ 1350.719333][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.719375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.719411][ T32] r4:00000000 [ 1350.719434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.719481][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.719502][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.719563][ T32] r5:00001000 r4:eecd1000 [ 1350.719587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.719626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.719670][ T32] r5:85d62f8c r4:85d62c00 [ 1350.719691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.719746][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.719768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.719816][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.719839][ T32] r4:8509f580 [ 1350.719880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.719931][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.719956][ T32] r4:00000001 [ 1350.719975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.720010][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.720036][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.720066][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.720092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.720137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.720185][ T32] r4:8509db40 [ 1350.720210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1350.720390][ T32] task:kworker/1:758 state:D stack:0 pid:6677 tgid:6677 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.721027][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.721206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248b00 ** 2 printk messages dropped ** [ 1350.721429][ T32] r9:83018205 r8:85b8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f12f000 [ 1350.721460][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.721503][ T32] r5:00001000 r4:ed23d000 [ 1350.721523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.721561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.721602][ T32] r5:85b6178c r4:85b61400 [ 1350.721622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.721716][ T32] r7:ddde2d80 r6:83018200 r5:85b6178c r4:85375b80 [ 1350.722023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.722134][ T32] r10:61c88647 r9:85b8b000 r8:85375bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.722253][ T32] r4:85375b80 [ 1350.722304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.722357][ T32] r10:00000000 r9:85375b80 r8:80287e08 r7:ed235e60 r6:85375c00 r5:85b8b000 [ 1350.722482][ T32] r4:00000001 [ 1350.722504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.722540][ T32] Exception stack(0xed249fb0 to 0xed249ff8) [ 1350.722709][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.722809][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.722840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.722870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.722892][ T32] r4:85248c40 [ 1350.723166][ T32] INFO: task kworker/1:758:6677 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.723201][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.723317][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.723509][ T32] Call trace: [ 1350.723544][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.723708][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.723816][ T32] r4:00000000 [ 1350.734972][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.735067][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.735112][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.735144][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.735169][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.735197][ T32] r5:80070013 r4:80239bb0 [ 1350.735218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.735261][ T32] r4:82ac21e4 [ 1350.735295][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.735350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.735374][ T32] r4:e0581dc0 [ 1350.735395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.735436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.735458][ T32] r4:00000000 [ 1350.735479][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.735524][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.735546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.735589][ T32] r5:00001000 r4:eecd1000 [ 1350.735610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.735650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.735693][ T32] r5:85d62f8c r4:85d62c00 [ 1350.735715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.735761][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.735782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.735828][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.735852][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1350.735933][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1350.736131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.736473][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.736709][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1350.737075][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1350.737310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.737475][ T32] r4:85375c80 ** 2 printk messages dropped ** [ 1350.737560][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.737768][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.738565][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1350.738665][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.738693][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.738721][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.738746][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.738769][ T32] r5:80070013 r4:80239bb0 [ 1350.738789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.738828][ T32] r4:82ac21e4 [ 1350.738849][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.738891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.738914][ T32] r4:e0581dc0 [ 1350.739003][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.739051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.739088][ T32] r4:00000000 [ 1350.739111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.739154][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.739175][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.739215][ T32] r5:00001000 r4:eecd1000 [ 1350.739235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.739273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.739314][ T32] r5:85d62f8c r4:85d62c00 [ 1350.739339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.739386][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.739408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.739454][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.739476][ T32] r4:8509f580 [ 1350.739495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.739539][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.739562][ T32] r4:00000001 [ 1350.739581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.739616][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.739653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.739686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.739716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.739747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.739776][ T32] r4:8509db40 [ 1350.739797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.739822][ T32] INFO: task kworker/1:760:6682 blocked for more than 477 seconds. [ 1350.739849][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.739872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.739905][ T32] task:kworker/1:760 state:D stack:0 pid:6682 tgid:6682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.739977][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.740020][ T32] Call trace: [ 1350.740106][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.740159][ T32] r10:8291a684 r9:ed269d84 r8:00000002 r7:60000013 r6:ed269d8c r5:85b8e000 [ 1350.740209][ T32] r4:85b8e000 [ 1350.740232][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.740296][ T32] r5:85b8e000 r4:8291a680 [ 1350.740352][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.740408][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.740566][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.740896][ T32] r5:85b6238c r4:85b62000 [ 1350.740915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.741043][ T32] r7:ddde2d80 r6:83018200 r5:85b6238c r4:85375d80 ** 1 printk messages dropped ** [ 1350.741119][ T32] r10:61c88647 r9:85b8e000 r8:85375dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.741399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.741971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1350.742229][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1350.742462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1350.742817][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1350.742998][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1350.743203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1350.743587][ T32] r10:8291a684 r9:ed26dd84 r8:00000002 r7:60000013 r6:ed26dd8c r5:85b89800 ** 6 printk messages dropped ** [ 1350.759619][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.759805][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.760041][ T32] r5:85b6278c r4:85b62400 ** 1 printk messages dropped ** [ 1350.760112][ T32] r7:ddde2d80 r6:83018200 r5:85b6278c r4:85375e80 ** 2 printk messages dropped ** [ 1350.760220][ T32] r4:85375e80 ** 2 printk messages dropped ** [ 1350.760325][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.760624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.761376][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1350.761589][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1350.762111][ T32] r5:85d62f8c r4:85d62c00 ** 7 printk messages dropped ** [ 1350.762375][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.762481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.762691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1350.763062][ T32] r5:85b8d400 r4:8291a680 ** 3 printk messages dropped ** [ 1350.763214][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.763399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523e400 ** 9 printk messages dropped ** [ 1350.774206][ T32] r7:ddde2d80 r6:83018200 r5:85b62b8c r4:85375f80 [ 1350.774229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.774279][ T32] r10:61c88647 r9:85b8d400 r8:85375fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.774323][ T32] r4:85375f80 [ 1350.774354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.774402][ T32] r10:00000000 r9:85375f80 r8:80287e08 r7:ed26de60 r6:85233000 r5:85b8d400 [ 1350.774426][ T32] r4:00000001 [ 1350.774446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.774482][ T32] Exception stack(0xed265fb0 to 0xed265ff8) [ 1350.774526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.774581][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.774611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.774641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.774664][ T32] r4:8523e2c0 [ 1350.775097][ T32] INFO: task kworker/1:762:6687 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.775162][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.775274][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.775367][ T32] Call trace: [ 1350.775430][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.775525][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.775589][ T32] r4:00000000 [ 1350.775631][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.775709][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.775763][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.775818][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.775867][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.775917][ T32] r5:80070013 r4:80239bb0 [ 1350.775959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.776040][ T32] r4:82ac21e4 [ 1350.776084][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.776156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.776181][ T32] r4:e0581dc0 [ 1350.776201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.776243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.776266][ T32] r4:00000000 [ 1350.776285][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.776365][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.776389][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.776431][ T32] r5:00001000 r4:eecd1000 [ 1350.776453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.776492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.776533][ T32] r5:85d62f8c r4:85d62c00 [ 1350.776579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.776649][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.776675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.776723][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.776745][ T32] r4:8509f580 [ 1350.776764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.776811][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.776844][ T32] r4:00000001 [ 1350.776890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.776933][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.776960][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.777012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.777045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.777074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.777096][ T32] r4:8509db40 [ 1350.777116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.777156][ T32] INFO: task kworker/1:763:6690 blocked for more than 477 seconds. [ 1350.777192][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.777217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.777239][ T32] task:kworker/1:763 state:D stack:0 pid:6690 tgid:6690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.777302][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.777354][ T32] Call trace: [ 1350.777386][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.777436][ T32] r10:8291a684 r9:ed27dd84 r8:00000002 r7:60000113 r6:ed27dd8c r5:85b8ec00 [ 1350.777478][ T32] r4:85b8ec00 [ 1350.777504][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.777550][ T32] r5:85b8ec00 r4:8291a680 [ 1350.777570][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.777610][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.777652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed27de08 [ 1350.777675][ T32] r4:00000000 [ 1350.777694][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.777727][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.777761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.777801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523e780 [ 1350.777824][ T32] r4:00000000 [ 1350.777844][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.777886][ T32] r9:83018205 r8:85b8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f13f000 [ 1350.777910][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.777973][ T32] r5:00001000 r4:ed28d000 [ 1350.778030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.778074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.778117][ T32] r5:85b6338c r4:85b63000 [ 1350.778137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.778183][ T32] r7:ddde2d80 r6:83018200 r5:85b6338c r4:85233080 [ 1350.778205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.778251][ T32] r10:61c88647 r9:85b8ec00 r8:852330ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.778275][ T32] r4:85233080 [ 1350.778295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.778345][ T32] r10:00000000 r9:85233080 r8:80287e08 r7:ed265e60 r6:85233100 r5:85b8ec00 [ 1350.778457][ T32] r4:00000001 [ 1350.778481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.778518][ T32] Exception stack(0xed27dfb0 to 0xed27dff8) [ 1350.778544][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.778571][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.778598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.778628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.778650][ T32] r4:8523e440 [ 1350.778897][ T32] INFO: task kworker/1:763:6690 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.778932][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.779021][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.779065][ T32] Call trace: [ 1350.779096][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.779163][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 4 printk messages dropped ** [ 1350.779323][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1350.779674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1350.780060][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1350.780241][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.780513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.780675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1350.781088][ T32] r5:84532400 r4:8291a680 ** 5 printk messages dropped ** [ 1350.781262][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1350.781490][ T32] r5:00001000 r4:ed287000 ** 4 printk messages dropped ** [ 1350.781710][ T32] r7:ddde2d80 r6:83018200 r5:85b62f8c r4:85233180 ** 2 printk messages dropped ** [ 1350.781827][ T32] r4:85233180 ** 4 printk messages dropped ** [ 1350.782000][ T32] Exception stack(0xed295fb0 to 0xed295ff8) ** 4 printk messages dropped ** [ 1350.782159][ T32] r4:8523e440 ** 3 printk messages dropped ** [ 1350.782875][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.783247][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1350.783683][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1350.801867][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1350.802151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.802375][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1350.802645][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.802675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.802720][ T32] r4:8509db40 [ 1350.802748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.802779][ T32] INFO: task kworker/1:765:6692 blocked for more than 477 seconds. [ 1350.802815][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.802940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.802968][ T32] task:kworker/1:765 state:D stack:0 pid:6692 tgid:6692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.803028][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.803071][ T32] Call trace: [ 1350.803104][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.803157][ T32] r10:8291a684 r9:ed299d84 r8:00000002 r7:60000113 r6:ed299d8c r5:84531800 [ 1350.803180][ T32] r4:84531800 [ 1350.803200][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.803245][ T32] r5:84531800 r4:8291a680 [ 1350.803265][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.803325][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.803377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed299e08 [ 1350.803400][ T32] r4:00000000 [ 1350.803420][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.803455][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.803488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.803551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523eb00 [ 1350.803579][ T32] r4:00000000 [ 1350.803599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.803643][ T32] r9:83018205 r8:84531800 r7:00000000 r6:83018200 r5:00001000 r4:7f143000 [ 1350.803666][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.803707][ T32] r5:00001000 r4:ed2a9000 [ 1350.803811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.809124][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.809203][ T32] r5:85b63b8c r4:85b63800 [ 1350.809226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.809275][ T32] r7:ddde2d80 r6:83018200 r5:85b63b8c r4:85233200 [ 1350.809299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.809352][ T32] r10:61c88647 r9:84531800 r8:8523322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.809376][ T32] r4:85233200 [ 1350.809396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.809444][ T32] r10:00000000 r9:85233200 r8:80287e08 r7:ed27de60 r6:85238200 r5:84531800 [ 1350.809467][ T32] r4:00000001 [ 1350.809487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.809525][ T32] Exception stack(0xed299fb0 to 0xed299ff8) [ 1350.809554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.809589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.809629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.809662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.809685][ T32] r4:8523e440 [ 1350.810143][ T32] INFO: task kworker/1:765:6692 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.810182][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.810252][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.810339][ T32] Call trace: [ 1350.810379][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.810434][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.810458][ T32] r4:00000000 [ 1350.810549][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.810594][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.810622][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.810650][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.810675][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.810698][ T32] r5:80070013 r4:80239bb0 [ 1350.810744][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.810789][ T32] r4:82ac21e4 [ 1350.810811][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.810852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.810876][ T32] r4:e0581dc0 [ 1350.810896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.810948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.810974][ T32] r4:00000000 [ 1350.811028][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.811078][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.811102][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.811143][ T32] r5:00001000 r4:eecd1000 [ 1350.811163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.811283][ T32] r5:85d62f8c r4:85d62c00 ** 7 printk messages dropped ** [ 1350.811620][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.811733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.811939][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1350.812250][ T32] r4:84533000 ** 4 printk messages dropped ** [ 1350.812442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2b5e08 ** 5 printk messages dropped ** [ 1350.812666][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.812920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.813152][ T32] r7:ddde2d80 r6:83018200 r5:85b6378c r4:85233280 ** 4 printk messages dropped ** [ 1350.813412][ T32] r10:00000000 r9:85233280 r8:80287e08 r7:ed299e60 r6:85238280 r5:84533000 ** 9 printk messages dropped ** [ 1350.822406][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.822943][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1350.823222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1350.823559][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1350.828101][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1350.828538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.828877][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.829153][ T32] r5:84534800 r4:8291a680 ** 3 printk messages dropped ** [ 1350.829385][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.829617][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.829844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.829928][ T32] r5:85b63f8c r4:85b63c00 [ 1350.829974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.830024][ T32] r7:ddde2d80 r6:83018200 r5:85b63f8c r4:85233300 [ 1350.830058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.830132][ T32] r10:61c88647 r9:84534800 r8:8523332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.830159][ T32] r4:85233300 [ 1350.830179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.830247][ T32] r10:00000000 r9:85233300 r8:80287e08 r7:ed299e60 r6:85238300 r5:84534800 [ 1350.830273][ T32] r4:00000001 [ 1350.830304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.830362][ T32] Exception stack(0xed2bdfb0 to 0xed2bdff8) [ 1350.830392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.830422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.830449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.830478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.830517][ T32] r4:8523e800 [ 1350.830948][ T32] INFO: task kworker/1:767:6697 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.830986][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.831122][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.831196][ T32] Call trace: [ 1350.831291][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.831355][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.831382][ T32] r4:00000000 [ 1350.831403][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.831444][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.831473][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.831504][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.831530][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.831579][ T32] r5:80070013 r4:80239bb0 [ 1350.831657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.831705][ T32] r4:82ac21e4 [ 1350.831750][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.831813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.831888][ T32] r4:e0581dc0 [ 1350.831918][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.831963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.831987][ T32] r4:00000000 [ 1350.832007][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.832055][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.832079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.832120][ T32] r5:00001000 r4:eecd1000 [ 1350.832141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.832203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.832251][ T32] r5:85d62f8c r4:85d62c00 [ 1350.832273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.832385][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.832412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.832494][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.832560][ T32] r4:8509f580 [ 1350.832584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.832633][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.832657][ T32] r4:00000001 [ 1350.832677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.832714][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.832743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.832774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.832826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.832870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.832941][ T32] r4:8509db40 [ 1350.832973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.833001][ T32] INFO: task kworker/0:1003:6699 blocked for more than 477 seconds. [ 1350.833045][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.833109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.833135][ T32] task:kworker/0:1003 state:D stack:0 pid:6699 tgid:6699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.833208][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.833252][ T32] Call trace: [ 1350.833294][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.833352][ T32] r10:8291a684 r9:ed2cdd84 r8:00000002 r7:60000113 r6:ed2cdd8c r5:84535400 [ 1350.833379][ T32] r4:84535400 [ 1350.833402][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.833482][ T32] r5:84535400 r4:8291a680 [ 1350.833519][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.833565][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.833608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2cde08 [ 1350.833633][ T32] r4:00000000 [ 1350.833672][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.843175][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.843270][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.843320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852104c0 [ 1350.843352][ T32] r4:00000000 [ 1350.843384][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.843433][ T32] r9:83018005 r8:84535400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1350.843458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.843528][ T32] r5:00001000 r4:ecc39000 [ 1350.843654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.843773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.844092][ T32] r5:8482eb8c r4:8482e800 [ 1350.844155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.844222][ T32] r7:dddced80 r6:83018000 r5:8482eb8c r4:85238380 [ 1350.844263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.844355][ T32] r10:61c88647 r9:84535400 r8:852383ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.844392][ T32] r4:85238380 [ 1350.844414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.844488][ T32] r10:00000000 r9:85238380 r8:80287e08 r7:ecfede60 r6:85238400 r5:84535400 [ 1350.844544][ T32] r4:00000001 [ 1350.844573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.844632][ T32] Exception stack(0xed2cdfb0 to 0xed2cdff8) [ 1350.844663][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.844695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.844736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.844819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.844849][ T32] r4:8523ae00 [ 1350.845305][ T32] INFO: task kworker/0:1003:6699 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.845360][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.845431][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.845479][ T32] Call trace: [ 1350.845527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.845590][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.845615][ T32] r4:00000000 [ 1350.845659][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.845706][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.845736][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.845767][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.845858][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.845887][ T32] r5:80070013 r4:80239bb0 [ 1350.845909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.845952][ T32] r4:82ac21e4 [ 1350.845973][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.846016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.846039][ T32] r4:e0581dc0 [ 1350.846058][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.846118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.846154][ T32] r4:00000000 [ 1350.846200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.846251][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.846273][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.846316][ T32] r5:00001000 r4:eecd1000 [ 1350.846343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.846385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.846427][ T32] r5:85d62f8c r4:85d62c00 [ 1350.846448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.846494][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.846515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.846562][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.846603][ T32] r4:8509f580 [ 1350.846633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.846712][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.846740][ T32] r4:00000001 [ 1350.846762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.846801][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.846827][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.846856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.846906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.846950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.846975][ T32] r4:8509db40 [ 1350.846996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.847047][ T32] INFO: task kworker/1:768:6702 blocked for more than 477 seconds. [ 1350.847086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.847112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.847134][ T32] task:kworker/1:768 state:D stack:0 pid:6702 tgid:6702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.847180][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.847362][ T32] Call trace: [ 1350.847404][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.847454][ T32] r10:8291a684 r9:ed2e5d84 r8:00000002 r7:60000113 r6:ed2e5d8c r5:84533c00 [ 1350.847477][ T32] r4:84533c00 [ 1350.847515][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.847566][ T32] r5:84533c00 r4:8291a680 [ 1350.847653][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.847720][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.847934][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1350.848126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523ebc0 [ 1350.848149][ T32] r4:00000000 [ 1350.848192][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.848276][ T32] r9:83018205 r8:84533c00 r7:00000000 r6:83018200 r5:00001000 r4:7f147000 [ 1350.848320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.848372][ T32] r5:00001000 r4:ed2c5000 [ 1350.848392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.848442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.848488][ T32] r5:85b6c38c r4:85b6c000 [ 1350.848510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.848555][ T32] r7:ddde2d80 r6:83018200 r5:85b6c38c r4:85233380 [ 1350.848598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.848648][ T32] r10:61c88647 r9:84533c00 r8:852333ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.848673][ T32] r4:85233380 [ 1350.848693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.848737][ T32] r10:00000000 r9:85233380 r8:80287e08 r7:ed2bde60 r6:85238480 r5:84533c00 [ 1350.848760][ T32] r4:00000001 [ 1350.848783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.848819][ T32] Exception stack(0xed2e5fb0 to 0xed2e5ff8) [ 1350.848845][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.848874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.848973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.849007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.849029][ T32] r4:8523ec00 [ 1350.849290][ T32] INFO: task kworker/1:768:6702 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.849326][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.849485][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.849532][ T32] Call trace: [ 1350.849563][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.849686][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.849718][ T32] r4:00000000 [ 1350.849749][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.849798][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.849827][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.849879][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.849908][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.849936][ T32] r5:80070013 r4:80239bb0 [ 1350.849957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1350.850114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1350.850476][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1350.850707][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.850950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.851258][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.851579][ T32] r5:84530000 r4:8291a680 ** 3 printk messages dropped ** [ 1350.851759][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.852059][ T32] r9:83018205 r8:84530000 r7:00000000 r6:83018200 r5:00001000 r4:7f149000 ** 6 printk messages dropped ** [ 1350.852527][ T32] r7:ddde2d80 r6:83018200 r5:85b6c78c r4:85233400 [ 1350.852548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.852594][ T32] r10:61c88647 r9:84530000 r8:8523342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.852617][ T32] r4:85233400 [ 1350.852636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.852678][ T32] r10:00000000 r9:85233400 r8:80287e08 r7:ed2e5e60 r6:85238500 r5:84530000 [ 1350.852701][ T32] r4:00000001 [ 1350.852722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.852757][ T32] Exception stack(0xed2e9fb0 to 0xed2e9ff8) [ 1350.852784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.852813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.852839][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.852883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.852909][ T32] r4:8523ed40 [ 1350.853164][ T32] INFO: task kworker/1:769:6703 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.853201][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.853257][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.853322][ T32] Call trace: [ 1350.853363][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.853415][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.853440][ T32] r4:00000000 [ 1350.853459][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.853499][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.853527][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.853558][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.853584][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.853623][ T32] r5:80070013 r4:80239bb0 [ 1350.853648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.853686][ T32] r4:82ac21e4 [ 1350.853760][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.866121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.866171][ T32] r4:e0581dc0 [ 1350.866195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.866260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.866285][ T32] r4:00000000 [ 1350.866322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.866375][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 3 printk messages dropped ** [ 1350.866503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1350.866904][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.867170][ T32] task:kworker/1:770 state:D stack:0 pid:6704 tgid:6704 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.867620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2ede08 ** 7 printk messages dropped ** [ 1350.867880][ T32] r9:83018205 r8:84530c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 6 printk messages dropped ** [ 1350.868125][ T32] r7:ddde2d80 r6:83018200 r5:85b6df8c r4:85233480 [ 1350.868148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.868195][ T32] r10:61c88647 r9:84530c00 r8:852334ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1350.868389][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.868601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.869474][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1350.869758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.869798][ T32] r4:82ac21e4 [ 1350.869819][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.869862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.869885][ T32] r4:e0581dc0 [ 1350.869904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.869944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.869966][ T32] r4:00000000 [ 1350.869986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.870031][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.870053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.870094][ T32] r5:00001000 r4:eecd1000 [ 1350.870126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.870168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.870243][ T32] r5:85d62f8c r4:85d62c00 [ 1350.870276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.870438][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.870464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.870513][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.870536][ T32] r4:8509f580 [ 1350.870556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.870602][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.870625][ T32] r4:00000001 [ 1350.870644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.870701][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.870732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.870762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.870793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.870823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.870892][ T32] r4:8509db40 [ 1350.870914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.870940][ T32] INFO: task kworker/1:771:6706 blocked for more than 477 seconds. [ 1350.870967][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.870992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.871036][ T32] task:kworker/1:771 state:D stack:0 pid:6706 tgid:6706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.871097][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.871172][ T32] Call trace: [ 1350.871206][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.871281][ T32] r10:8291a684 r9:ed2f9d84 r8:00000002 r7:60000113 r6:ed2f9d8c r5:85439800 [ 1350.871317][ T32] r4:85439800 [ 1350.871340][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.871385][ T32] r5:85439800 r4:8291a680 [ 1350.871404][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.871458][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.871505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f9e08 [ 1350.871528][ T32] r4:00000000 [ 1350.871547][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.871581][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.871616][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.871655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248980 [ 1350.871676][ T32] r4:00000000 [ 1350.871711][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.871760][ T32] r9:83018205 r8:85439800 r7:00000000 r6:83018200 r5:00001000 r4:7f14b000 [ 1350.871782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.871823][ T32] r5:00001000 r4:ed2dd000 [ 1350.871853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.871919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.871980][ T32] r5:85b6cb8c r4:85b6c800 [ 1350.872036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.872086][ T32] r7:ddde2d80 r6:83018200 r5:85b6cb8c r4:85233500 [ 1350.872139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.872201][ T32] r10:61c88647 r9:85439800 r8:8523352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.872239][ T32] r4:85233500 [ 1350.872261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.872329][ T32] r10:00000000 r9:85233500 r8:80287e08 r7:ed2ede60 r6:85238600 r5:85439800 [ 1350.872355][ T32] r4:00000001 [ 1350.872376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.872438][ T32] Exception stack(0xed2f9fb0 to 0xed2f9ff8) [ 1350.872470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.872524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.872954][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.873450][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1350.873743][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1350.888117][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1350.888514][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.888798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.889129][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.889334][ T32] r10:8291a684 r9:ecf41d84 r8:00000002 r7:60000113 r6:ecf41d8c r5:84536000 ** 2 printk messages dropped ** [ 1350.889467][ T32] r5:84536000 r4:8291a680 ** 3 printk messages dropped ** [ 1350.889622][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.889782][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.890030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1350.890176][ T32] r7:ddde2d80 r6:83018200 r5:85b6cf8c r4:85233580 [ 1350.890197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1350.890457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1350.890733][ T32] r4:8523ee40 ** 8 printk messages dropped ** [ 1350.891714][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1350.892004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1350.892287][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.892708][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.893029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.893250][ T32] task:kworker/1:773 state:D stack:0 pid:6710 tgid:6710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.893342][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.893395][ T32] Call trace: [ 1350.893480][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.893534][ T32] r10:8291a684 r9:ed109d84 r8:00000002 r7:60000013 r6:ed109d8c r5:85440000 [ 1350.893559][ T32] r4:85440000 [ 1350.893581][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.893626][ T32] r5:85440000 r4:8291a680 [ 1350.893670][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.905386][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.905505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed109e08 [ 1350.905564][ T32] r4:00000000 [ 1350.905598][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.905642][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.905683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.905725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223040 [ 1350.905748][ T32] r4:00000000 [ 1350.905768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.905814][ T32] r9:83018205 r8:85440000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1350.905838][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.905883][ T32] r5:00001000 r4:eae3f000 [ 1350.905904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.905980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.906031][ T32] r5:85b6d38c r4:85b6d000 [ 1350.906054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.906124][ T32] r7:ddde2d80 r6:83018200 r5:85b6d38c r4:85233600 [ 1350.906148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.906197][ T32] r10:61c88647 r9:85440000 r8:8523362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.906269][ T32] r4:85233600 [ 1350.906307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.906359][ T32] r10:00000000 r9:85233600 r8:80287e08 r7:ed2ede60 r6:85238700 r5:85440000 [ 1350.906383][ T32] r4:00000001 [ 1350.906404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.906441][ T32] Exception stack(0xed109fb0 to 0xed109ff8) [ 1350.906518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.906553][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.906742][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.906775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.906798][ T32] r4:85223080 [ 1350.907220][ T32] INFO: task kworker/1:773:6710 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.907256][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.907382][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.907459][ T32] Call trace: [ 1350.907502][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.907559][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.907583][ T32] r4:00000000 [ 1350.907604][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.907645][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.907673][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.907706][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.907733][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.907756][ T32] r5:80070013 r4:80239bb0 [ 1350.907776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.907829][ T32] r4:82ac21e4 [ 1350.907853][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.907898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.907921][ T32] r4:e0581dc0 [ 1350.907942][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.907983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.908007][ T32] r4:00000000 [ 1350.908026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.908096][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.908121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.908164][ T32] r5:00001000 r4:eecd1000 [ 1350.908184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.908222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.908320][ T32] r5:85d62f8c r4:85d62c00 [ 1350.908358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.908433][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.908458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.908506][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1350.908646][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.908759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.908952][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1350.909214][ T32] r10:8291a684 r9:ed2fdd84 r8:00000002 r7:60000113 r6:ed2fdd8c r5:85440c00 ** 6 printk messages dropped ** [ 1350.909530][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.909748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223180 ** 9 printk messages dropped ** [ 1350.910097][ T32] r7:ddde2d80 r6:83018200 r5:85b6d78c r4:85233680 [ 1350.910119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.910256][ T32] r10:00000000 r9:85233680 r8:80287e08 r7:ed2ede60 r6:85238780 r5:85440c00 ** 7 printk messages dropped ** [ 1350.910511][ T32] r4:852232c0 ** 2 printk messages dropped ** [ 1350.910861][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.910904][ T32] Call trace: [ 1350.910933][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.911008][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.911083][ T32] r4:00000000 [ 1350.911106][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.911148][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.911175][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.911218][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.911247][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.911271][ T32] r5:80070013 r4:80239bb0 [ 1350.911358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.911401][ T32] r4:82ac21e4 [ 1350.911421][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.911464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.911487][ T32] r4:e0581dc0 [ 1350.911507][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.911547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.911570][ T32] r4:00000000 [ 1350.911590][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.911633][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.911655][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.911695][ T32] r5:00001000 r4:eecd1000 [ 1350.911715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.911775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.911829][ T32] r5:85d62f8c r4:85d62c00 [ 1350.911850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.911919][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.911949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.911999][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.912021][ T32] r4:8509f580 [ 1350.912039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.912085][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.912119][ T32] r4:00000001 [ 1350.912143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.912203][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.912232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.912262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.912334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.912369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.912419][ T32] r4:8509db40 [ 1350.912442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.912468][ T32] INFO: task kworker/1:775:6713 blocked for more than 477 seconds. [ 1350.912507][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.912564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.912611][ T32] task:kworker/1:775 state:D stack:0 pid:6713 tgid:6713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.912676][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.912721][ T32] Call trace: [ 1350.912753][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.912803][ T32] r10:8291a684 r9:ed305d84 r8:00000002 r7:60000113 r6:ed305d8c r5:85442400 [ 1350.912849][ T32] r4:85442400 [ 1350.912874][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.912919][ T32] r5:85442400 r4:8291a680 [ 1350.912938][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.912976][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.913018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed305e08 [ 1350.913040][ T32] r4:00000000 [ 1350.913069][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.913199][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.913322][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.913404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223340 [ 1350.913431][ T32] r4:00000000 [ 1350.913452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.913521][ T32] r9:83018205 r8:85442400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.913547][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.913589][ T32] r5:00001000 r4:eb9bd000 [ 1350.913609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1350.929120][ T32] r7:ddde2d80 r6:83018200 r5:85b6db8c r4:85233700 [ 1350.929143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1350.929237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.929556][ T32] r4:85223140 ** 5 printk messages dropped ** [ 1350.930475][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1350.930921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1350.931499][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1350.931945][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.932370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.932879][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.933186][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1350.933616][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.941287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.941340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.941385][ T32] r5:85b6e78c r4:85b6e400 [ 1350.941407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.941454][ T32] r7:ddde2d80 r6:83018200 r5:85b6e78c r4:85233780 [ 1350.941475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.941522][ T32] r10:61c88647 r9:85444800 r8:852337ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.941547][ T32] r4:85233780 [ 1350.941567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.941612][ T32] r10:00000000 r9:85233780 r8:80287e08 r7:ed2ede60 r6:85238880 r5:85444800 [ 1350.941635][ T32] r4:00000001 [ 1350.941655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.941709][ T32] Exception stack(0xed311fb0 to 0xed311ff8) [ 1350.941743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.941917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.942025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.942059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.942084][ T32] r4:85223300 [ 1350.942470][ T32] INFO: task kworker/1:776:6716 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.942508][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.942594][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.942643][ T32] Call trace: [ 1350.942675][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.942731][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.942755][ T32] r4:00000000 [ 1350.942776][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.942867][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.942900][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.942930][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.942954][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.942978][ T32] r5:80070013 r4:80239bb0 [ 1350.943068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.943115][ T32] r4:82ac21e4 [ 1350.943136][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.943192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.943221][ T32] r4:e0581dc0 [ 1350.943243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.943284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.943314][ T32] r4:00000000 [ 1350.943336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.943381][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.943403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.943444][ T32] r5:00001000 r4:eecd1000 [ 1350.943464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.943503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.943544][ T32] r5:85d62f8c r4:85d62c00 [ 1350.943563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.943623][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.943649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.951620][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.951688][ T32] r4:8509f580 [ 1350.951736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.951801][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.951849][ T32] r4:00000001 [ 1350.951874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.951960][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.952046][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.952080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.952108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.952138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.952162][ T32] r4:8509db40 [ 1350.952185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.952222][ T32] INFO: task kworker/1:777:6719 blocked for more than 477 seconds. [ 1350.952294][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1350.952664][ T32] r10:8291a684 r9:ed31dd84 r8:00000002 r7:60000113 r6:ed31dd8c r5:85443c00 ** 6 printk messages dropped ** [ 1350.952950][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.953232][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.953389][ T32] r5:00001000 r4:ebcfb000 ** 4 printk messages dropped ** [ 1350.953611][ T32] r7:ddde2d80 r6:83018200 r5:85b6e38c r4:85233800 [ 1350.953634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.958186][ T32] r10:00000000 r9:85233800 r8:80287e08 r7:ed311e60 r6:85238900 r5:85443c00 ** 7 printk messages dropped ** [ 1350.958477][ T32] r4:85223500 ** 2 printk messages dropped ** [ 1350.959029][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.959548][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1350.959972][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.960299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.960756][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1350.960885][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1350.961081][ T32] task:kworker/1:778 state:D stack:0 pid:6720 tgid:6720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.961552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed321e08 ** 8 printk messages dropped ** [ 1350.961926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.961968][ T32] r5:00001000 r4:ec927000 [ 1350.961988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.962025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.962065][ T32] r5:85b6ef8c r4:85b6ec00 [ 1350.962085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.962130][ T32] r7:ddde2d80 r6:83018200 r5:85b6ef8c r4:85233880 [ 1350.962151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.962197][ T32] r10:61c88647 r9:85445400 r8:852338ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.962245][ T32] r4:85233880 [ 1350.962268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.962333][ T32] r10:00000000 r9:85233880 r8:80287e08 r7:ed311e60 r6:85238980 r5:85445400 [ 1350.962359][ T32] r4:00000001 [ 1350.962434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.962473][ T32] Exception stack(0xed321fb0 to 0xed321ff8) [ 1350.962533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.962577][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.962643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.962677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.962700][ T32] r4:85223500 [ 1350.962923][ T32] INFO: task kworker/1:778:6720 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.962981][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.963049][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.963214][ T32] Call trace: [ 1350.963272][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.963333][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.963358][ T32] r4:00000000 [ 1350.963400][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.963444][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.963474][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.963504][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.963530][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.963577][ T32] r5:80070013 r4:80239bb0 [ 1350.963608][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.963650][ T32] r4:82ac21e4 [ 1350.963669][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.974365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.974404][ T32] r4:e0581dc0 [ 1350.974426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.974481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.974507][ T32] r4:00000000 [ 1350.974553][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.974607][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.974630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.974744][ T32] r5:00001000 r4:eecd1000 [ 1350.974769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.974813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.974856][ T32] r5:85d62f8c r4:85d62c00 [ 1350.974877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.974924][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1350.974945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.974991][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.975015][ T32] r4:8509f580 [ 1350.975037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.975083][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1350.975105][ T32] r4:00000001 [ 1350.975124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.975207][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.975299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.975338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.975388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.975429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.975452][ T32] r4:8509db40 ** 2 printk messages dropped ** [ 1350.975537][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1350.976015][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1350.976283][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1350.976882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.977071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.977323][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.978018][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.978603][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1350.978895][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.979115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.979529][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.979787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.979943][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1350.980320][ T32] r4:85441800 ** 3 printk messages dropped ** [ 1350.980532][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.980749][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.980858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.980963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223a00 [ 1350.980992][ T32] r4:00000000 [ 1350.981014][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.981059][ T32] r9:83018205 r8:85441800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1350.981095][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.981140][ T32] r5:00001000 r4:ec985000 [ 1350.981209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.981251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.981297][ T32] r5:85b6f38c r4:85b6f000 [ 1350.981327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.981373][ T32] r7:ddde2d80 r6:83018200 r5:85b6f38c r4:85233980 [ 1350.981453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.981526][ T32] r10:61c88647 r9:85441800 r8:852339ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.981627][ T32] r4:85233980 [ 1350.981652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.981697][ T32] r10:00000000 r9:85233980 r8:80287e08 r7:ed321e60 r6:85238a80 r5:85441800 [ 1350.981720][ T32] r4:00000001 [ 1350.981740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.981828][ T32] Exception stack(0xed32dfb0 to 0xed32dff8) [ 1350.981858][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.981921][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.981981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.982014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.982037][ T32] r4:85223780 [ 1350.982249][ T32] INFO: task kworker/1:780:6723 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1350.982314][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.982442][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.982552][ T32] Call trace: [ 1350.982589][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.982642][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1350.982665][ T32] r4:00000000 [ 1350.982729][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.982829][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.982867][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1350.982904][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.982929][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.982954][ T32] r5:80070013 r4:80239bb0 [ 1350.982975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.983015][ T32] r4:82ac21e4 [ 1350.983036][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.983077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.983099][ T32] r4:e0581dc0 [ 1350.983165][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.983301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1350.983336][ T32] r4:00000000 [ 1350.983375][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.983446][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1350.983507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.983552][ T32] r5:00001000 r4:eecd1000 [ 1350.983573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1351.000017][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.000239][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.000648][ T32] task:kworker/1:781 state:D stack:0 pid:6725 tgid:6725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.001110][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.001337][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.001662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.001788][ T32] r7:ddde2d80 r6:83018200 r5:85b6f78c r4:85233a00 ** 4 printk messages dropped ** [ 1351.001946][ T32] r10:00000000 r9:85233a00 r8:80287e08 r7:ed32de60 r6:85238b00 r5:85443000 ** 5 printk messages dropped ** [ 1351.002172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.002861][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.003212][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 9 printk messages dropped ** [ 1351.003740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1351.012802][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1351.013140][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.013357][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.019463][ T32] task:kworker/1:782 state:D stack:0 pid:6727 tgid:6727 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.020260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed339e08 ** 9 printk messages dropped ** [ 1351.020756][ T32] r5:00001000 r4:ecb4b000 ** 4 printk messages dropped ** [ 1351.021009][ T32] r7:ddde2d80 r6:83018200 r5:85b7038c r4:85233a80 [ 1351.021045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.021098][ T32] r10:61c88647 r9:85446c00 r8:85233aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.021121][ T32] r4:85233a80 [ 1351.021141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.021188][ T32] r10:00000000 r9:85233a80 r8:80287e08 r7:ed335e60 r6:85238b80 r5:85446c00 [ 1351.021211][ T32] r4:00000001 [ 1351.021275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.021391][ T32] Exception stack(0xed339fb0 to 0xed339ff8) [ 1351.021446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.021490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.021521][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.021550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.021573][ T32] r4:85223a40 [ 1351.021978][ T32] INFO: task kworker/1:782:6727 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.022060][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.022192][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.022264][ T32] Call trace: [ 1351.022315][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.022373][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.022398][ T32] r4:00000000 [ 1351.022418][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.022458][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.022510][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.022544][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.022569][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.022593][ T32] r5:80070013 r4:80239bb0 [ 1351.022614][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.022656][ T32] r4:82ac21e4 [ 1351.022746][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.022796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.022820][ T32] r4:e0581dc0 [ 1351.022862][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.022906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.022929][ T32] r4:00000000 [ 1351.022971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.023019][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.023065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.023117][ T32] r5:00001000 r4:eecd1000 [ 1351.023183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.023231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.023274][ T32] r5:85d62f8c r4:85d62c00 [ 1351.023298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.023362][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.023385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.023435][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.023458][ T32] r4:8509f580 [ 1351.023547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.023607][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.023731][ T32] r4:00000001 [ 1351.032505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.032574][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.032608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.032638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.032664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.032719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.032751][ T32] r4:8509db40 [ 1351.032799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.032834][ T32] INFO: task kworker/1:783:6729 blocked for more than 477 seconds. [ 1351.032868][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.032893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.032916][ T32] task:kworker/1:783 state:D stack:0 pid:6729 tgid:6729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.032994][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.033044][ T32] Call trace: [ 1351.033083][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.033136][ T32] r10:8291a684 r9:ed33dd84 r8:00000002 r7:60000113 r6:ed33dd8c r5:84536c00 [ 1351.033159][ T32] r4:84536c00 [ 1351.033181][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.033226][ T32] r5:84536c00 r4:8291a680 [ 1351.033246][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.033287][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.033340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed33de08 [ 1351.033363][ T32] r4:00000000 [ 1351.033404][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.033450][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.033492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.033536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223d80 [ 1351.033559][ T32] r4:00000000 [ 1351.033580][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.033626][ T32] r9:83018205 r8:84536c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1351.033672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.037987][ T32] r5:00001000 r4:ecaf7000 [ 1351.038022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.038101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.038197][ T32] r5:85b6fb8c r4:85b6f800 [ 1351.038223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.038274][ T32] r7:ddde2d80 r6:83018200 r5:85b6fb8c r4:85233b00 [ 1351.038314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.038380][ T32] r10:61c88647 r9:84536c00 r8:85233b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.038410][ T32] r4:85233b00 [ 1351.038434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.038481][ T32] r10:00000000 r9:85233b00 r8:80287e08 r7:ed339e60 r6:85238c00 r5:84536c00 [ 1351.038506][ T32] r4:00000001 [ 1351.038527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.038566][ T32] Exception stack(0xed33dfb0 to 0xed33dff8) [ 1351.038596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.038626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.038653][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.038706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.038763][ T32] r4:85223b00 [ 1351.039180][ T32] INFO: task kworker/1:783:6729 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.039217][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.039308][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.039507][ T32] Call trace: [ 1351.039616][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.039682][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.039710][ T32] r4:00000000 [ 1351.039732][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.039773][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.039807][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 1 printk messages dropped ** [ 1351.039910][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1351.040236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1351.040585][ T32] r5:85d62f8c r4:85d62c00 [ 1351.040661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.040712][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.040734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.040803][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.040836][ T32] r4:8509f580 [ 1351.040857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.040914][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.040943][ T32] r4:00000001 [ 1351.040963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.041000][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.041027][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.041055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.041105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.041143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.041168][ T32] r4:8509db40 [ 1351.041189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.041216][ T32] INFO: task kworker/1:784:6732 blocked for more than 477 seconds. [ 1351.041248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.041273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.041313][ T32] task:kworker/1:784 state:D stack:0 pid:6732 tgid:6732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.041371][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.041412][ T32] Call trace: [ 1351.041443][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.041541][ T32] r10:8291a684 r9:ed341d84 r8:00000002 r7:60000013 r6:ed341d8c r5:8543e000 [ 1351.041569][ T32] r4:8543e000 [ 1351.041592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.041637][ T32] r5:8543e000 r4:8291a680 [ 1351.041657][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.041744][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.041795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed341e08 [ 1351.041881][ T32] r4:00000000 [ 1351.041904][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.041997][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.042040][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.042150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223e80 [ 1351.042183][ T32] r4:00000000 [ 1351.042228][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.042296][ T32] r9:83018205 r8:8543e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.042336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.042503][ T32] r5:00001000 r4:ecb25000 [ 1351.042611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.042677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.042734][ T32] r5:85b6ff8c r4:85b6fc00 [ 1351.042780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.042830][ T32] r7:ddde2d80 r6:83018200 r5:85b6ff8c r4:85233b80 [ 1351.042864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.042915][ T32] r10:61c88647 r9:8543e000 r8:85233bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.042938][ T32] r4:85233b80 [ 1351.043007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.043055][ T32] r10:00000000 r9:85233b80 r8:80287e08 r7:ed339e60 r6:85238c80 r5:8543e000 [ 1351.043080][ T32] r4:00000001 [ 1351.043100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.043163][ T32] Exception stack(0xed341fb0 to 0xed341ff8) [ 1351.043215][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.043248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.043275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.043352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.043408][ T32] r4:85223e00 [ 1351.043657][ T32] INFO: task kworker/1:784:6732 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.051430][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.051895][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 11 printk messages dropped ** [ 1351.052392][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1351.052897][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.053092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.053120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.053147][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.053223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.053250][ T32] r4:8509db40 [ 1351.053272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.053301][ T32] INFO: task kworker/1:785:6733 blocked for more than 477 seconds. [ 1351.053339][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.053364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.053387][ T32] task:kworker/1:785 state:D stack:0 pid:6733 tgid:6733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.053433][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.053479][ T32] Call trace: [ 1351.053511][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.053561][ T32] r10:8291a684 r9:ed345d84 r8:00000002 r7:60000113 r6:ed345d8c r5:85bb0000 [ 1351.053606][ T32] r4:85bb0000 [ 1351.053677][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.060029][ T32] r5:85bb0000 r4:8291a680 [ 1351.060068][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.060125][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.060195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed345e08 [ 1351.060223][ T32] r4:00000000 [ 1351.060320][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.060369][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.060424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.060471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c840 [ 1351.060541][ T32] r4:00000000 [ 1351.060565][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.060612][ T32] r9:83018205 r8:85bb0000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 3 printk messages dropped ** [ 1351.060750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.060872][ T32] r7:ddde2d80 r6:83018200 r5:85b71f8c r4:85233c00 [ 1351.060893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.060939][ T32] r10:61c88647 r9:85bb0000 r8:85233c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.060962][ T32] r4:85233c00 [ 1351.060982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.061028][ T32] r10:00000000 r9:85233c00 r8:80287e08 r7:ed339e60 r6:85238d00 r5:85bb0000 [ 1351.061100][ T32] r4:00000001 [ 1351.061124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.061164][ T32] Exception stack(0xed345fb0 to 0xed345ff8) [ 1351.061216][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.061249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.061275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.061312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.061338][ T32] r4:8523ad40 [ 1351.061733][ T32] INFO: task kworker/1:785:6733 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.061794][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.061864][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.061910][ T32] Call trace: [ 1351.062015][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.062069][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.062116][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.062208][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1351.062482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1351.062832][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1351.063086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.063359][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.063673][ T32] task:kworker/1:786 state:D stack:0 pid:6737 tgid:6737 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.070218][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed291e08 ** 4 printk messages dropped ** [ 1351.070511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523ee40 ** 4 printk messages dropped ** [ 1351.070665][ T32] r5:00001000 r4:ecb91000 [ 1351.070700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.070745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.070790][ T32] r5:85b7078c r4:85b70400 [ 1351.070811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.070858][ T32] r7:ddde2d80 r6:83018200 r5:85b7078c r4:85233c80 [ 1351.070879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.070939][ T32] r10:61c88647 r9:85bb0c00 r8:85233cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.070988][ T32] r4:85233c80 [ 1351.071013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.071104][ T32] r10:00000000 r9:85233c80 r8:80287e08 r7:ed345e60 r6:85238d80 r5:85bb0c00 [ 1351.071154][ T32] r4:00000001 [ 1351.071186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.071225][ T32] Exception stack(0xed291fb0 to 0xed291ff8) [ 1351.071254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.071316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.071349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.071403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.071453][ T32] r4:8523a200 [ 1351.071841][ T32] INFO: task kworker/1:786:6737 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.071877][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.072015][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.072092][ T32] Call trace: [ 1351.072149][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.072208][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.072248][ T32] r4:00000000 [ 1351.072322][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.072375][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.072405][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.072433][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.072479][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.072508][ T32] r5:80070013 r4:80239bb0 [ 1351.072530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.072571][ T32] r4:82ac21e4 [ 1351.072591][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.072633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.072656][ T32] r4:e0581dc0 [ 1351.072676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.072716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.072739][ T32] r4:00000000 [ 1351.072759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.072803][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 3 printk messages dropped ** [ 1351.072954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.073376][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 3 printk messages dropped ** [ 1351.073592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1351.082460][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1351.082733][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.082889][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.083080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.083357][ T32] r4:85233d00 ** 3 printk messages dropped ** [ 1351.083490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.088822][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.089156][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1351.089620][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1351.089904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.090380][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1351.090586][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1351.090840][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1351.091198][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.091600][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1351.092037][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.092261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.092805][ T32] r7:ddde2d80 r6:83018200 r5:85b70f8c r4:85233d80 [ 1351.092838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.092921][ T32] r10:61c88647 r9:85bb2400 r8:85233dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.092974][ T32] r4:85233d80 [ 1351.093002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.093065][ T32] r10:00000000 r9:85233d80 r8:80287e08 r7:ed345e60 r6:85238e80 r5:85bb2400 [ 1351.093096][ T32] r4:00000001 [ 1351.093169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.093267][ T32] Exception stack(0xed34dfb0 to 0xed34dff8) [ 1351.093314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.093449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.093513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.093556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.093634][ T32] r4:85212100 [ 1351.104630][ T32] INFO: task kworker/1:788:6740 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.104832][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.104932][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.104997][ T32] Call trace: [ 1351.105061][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.105189][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.105245][ T32] r4:00000000 [ 1351.105289][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.105379][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.105435][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.105497][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.105546][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.105596][ T32] r5:80070013 r4:80239bb0 [ 1351.105657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.105744][ T32] r4:82ac21e4 [ 1351.105789][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.105873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.105922][ T32] r4:e0581dc0 [ 1351.105966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.106025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.106049][ T32] r4:00000000 [ 1351.106070][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.106142][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.106166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.106209][ T32] r5:00001000 r4:eecd1000 [ 1351.106230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.106269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.106433][ T32] r5:85d62f8c r4:85d62c00 [ 1351.106460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.106508][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.106553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.106606][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.106630][ T32] r4:8509f580 [ 1351.106652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.106698][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.106720][ T32] r4:00000001 [ 1351.106833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.106897][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.106938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.107051][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.107083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.107112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.107136][ T32] r4:8509db40 [ 1351.107160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.107191][ T32] INFO: task kworker/1:789:6741 blocked for more than 477 seconds. [ 1351.107303][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.107380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.107407][ T32] task:kworker/1:789 state:D stack:0 pid:6741 tgid:6741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.107549][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.107644][ T32] Call trace: [ 1351.107726][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.107802][ T32] r10:8291a684 r9:ed351d84 r8:00000002 r7:60000113 r6:ed351d8c r5:85bb3000 [ 1351.107830][ T32] r4:85bb3000 [ 1351.107851][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.107897][ T32] r5:85bb3000 r4:8291a680 [ 1351.107941][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.107986][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.108054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed351e08 [ 1351.108088][ T32] r4:00000000 [ 1351.108108][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.108213][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.108328][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.108378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212b00 [ 1351.108426][ T32] r4:00000000 [ 1351.108451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.108502][ T32] r9:83018205 r8:85bb3000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1351.108526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.108582][ T32] r5:00001000 r4:ece6d000 [ 1351.108626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.108670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.108712][ T32] r5:85b7138c r4:85b71000 [ 1351.108750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.108801][ T32] r7:ddde2d80 r6:83018200 r5:85b7138c r4:85233e00 [ 1351.108822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.108867][ T32] r10:61c88647 r9:85bb3000 r8:85233e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.108936][ T32] r4:85233e00 [ 1351.109028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.109078][ T32] r10:00000000 r9:85233e00 r8:80287e08 r7:ed345e60 r6:85238f00 r5:85bb3000 [ 1351.109120][ T32] r4:00000001 [ 1351.109240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.109324][ T32] Exception stack(0xed351fb0 to 0xed351ff8) [ 1351.109357][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.109404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.109434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.109464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.109501][ T32] r4:85212340 [ 1351.109797][ T32] INFO: task kworker/1:789:6741 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 1 printk messages dropped ** [ 1351.109967][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.110323][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 7 printk messages dropped ** [ 1351.110562][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1351.110764][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 10 printk messages dropped ** [ 1351.111258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1351.111532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.111752][ T32] task:kworker/0:1004 state:D stack:0 pid:6744 tgid:6744 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.112260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed331e08 ** 7 printk messages dropped ** [ 1351.112554][ T32] r9:83018005 r8:85bb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 6 printk messages dropped ** [ 1351.112884][ T32] r7:dddced80 r6:83018000 r5:85b00b8c r4:85238f80 [ 1351.112909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.113066][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.113175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.113616][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.113658][ T32] Call trace: [ 1351.113689][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.131586][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.131679][ T32] r4:00000000 [ 1351.131706][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.131771][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.131805][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.131836][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.131909][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.131984][ T32] r5:80070013 r4:80239bb0 [ 1351.132011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.132077][ T32] r4:82ac21e4 [ 1351.132108][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.132153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.132198][ T32] r4:e0581dc0 [ 1351.132224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.132269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.132322][ T32] r4:00000000 [ 1351.132356][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.132405][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.132443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.132494][ T32] r5:00001000 r4:eecd1000 [ 1351.132537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.132629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.132682][ T32] r5:85d62f8c r4:85d62c00 [ 1351.132703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.132751][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.132772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.132887][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.132915][ T32] r4:8509f580 [ 1351.132935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.132993][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.133021][ T32] r4:00000001 [ 1351.133043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.133145][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.133177][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.133206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.133232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.133261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.133301][ T32] r4:8509db40 [ 1351.133391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.133433][ T32] INFO: task kworker/0:1005:6746 blocked for more than 477 seconds. [ 1351.133534][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.133569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.133617][ T32] task:kworker/0:1005 state:D stack:0 pid:6746 tgid:6746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.133742][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.139359][ T32] Call trace: [ 1351.139406][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.139491][ T32] r10:8291a684 r9:ed355d84 r8:00000002 r7:60000113 r6:ed355d8c r5:85bb4800 [ 1351.139523][ T32] r4:85bb4800 [ 1351.139573][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.139625][ T32] r5:85bb4800 r4:8291a680 [ 1351.139648][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.139689][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.139737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed355e08 [ 1351.139761][ T32] r4:00000000 [ 1351.139782][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.139833][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.139878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.139920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523a100 [ 1351.139943][ T32] r4:00000000 [ 1351.139963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.140008][ T32] r9:83018005 r8:85bb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1351.140029][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.140072][ T32] r5:00001000 r4:eccc5000 [ 1351.140094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.140133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.140175][ T32] r5:85b0038c r4:85b00000 [ 1351.140202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.140461][ T32] r7:dddced80 r6:83018000 r5:85b0038c r4:851bb080 [ 1351.140667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.140747][ T32] r10:61c88647 r9:85bb4800 r8:851bb0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.140793][ T32] r4:851bb080 [ 1351.140819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.141008][ T32] r10:00000000 r9:851bb080 r8:80287e08 r7:ed331e60 r6:851bb100 r5:85bb4800 [ 1351.141040][ T32] r4:00000001 [ 1351.141119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.141166][ T32] Exception stack(0xed355fb0 to 0xed355ff8) [ 1351.141203][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.141233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.141269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.141301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.141324][ T32] r4:852102c0 [ 1351.141807][ T32] INFO: task kworker/0:1005:6746 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.141861][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.142421][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1351.142614][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1351.143014][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1351.143563][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.143614][ T32] r4:8509f580 [ 1351.143643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.143756][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.153277][ T32] r4:00000001 [ 1351.153344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.153409][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.153441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.153517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.153621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.153657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.153682][ T32] r4:8509db40 [ 1351.153774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.154686][ T32] INFO: task kworker/0:1006:6748 blocked for more than 477 seconds. [ 1351.154733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.154758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.154782][ T32] task:kworker/0:1006 state:D stack:0 pid:6748 tgid:6748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.154843][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.154898][ T32] Call trace: [ 1351.154933][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.154991][ T32] r10:8291a684 r9:ed35dd84 r8:00000002 r7:60000113 r6:ed35dd8c r5:85b90c00 [ 1351.155016][ T32] r4:85b90c00 [ 1351.155037][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.155083][ T32] r5:85b90c00 r4:8291a680 [ 1351.155104][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.155145][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.155189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed35de08 [ 1351.155212][ T32] r4:00000000 [ 1351.155231][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.155272][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.155311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.155352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c8000 [ 1351.155375][ T32] r4:00000000 [ 1351.155394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.155440][ T32] r9:83018005 r8:85b90c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1351.155479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.155526][ T32] r5:00001000 r4:ecce7000 [ 1351.155631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.155675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.155720][ T32] r5:85b0078c r4:85b00400 [ 1351.155740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.155789][ T32] r7:dddced80 r6:83018000 r5:85b0078c r4:851bb180 [ 1351.155878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.155930][ T32] r10:61c88647 r9:85b90c00 r8:851bb1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.155953][ T32] r4:851bb180 [ 1351.155975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.156025][ T32] r10:00000000 r9:851bb180 r8:80287e08 r7:ed331e60 r6:85233e80 r5:85b90c00 [ 1351.156050][ T32] r4:00000001 [ 1351.156139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.156182][ T32] Exception stack(0xed35dfb0 to 0xed35dff8) [ 1351.156209][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.156237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.156271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.156395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.156429][ T32] r4:852102c0 [ 1351.156861][ T32] INFO: task kworker/0:1006:6748 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.156897][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.156964][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.157010][ T32] Call trace: [ 1351.157056][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.157118][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.157143][ T32] r4:00000000 [ 1351.157162][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.157203][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.157230][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.157266][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.157293][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.157316][ T32] r5:80070013 r4:80239bb0 [ 1351.157336][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.157375][ T32] r4:82ac21e4 [ 1351.157396][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.157438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.157460][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1351.157521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1351.157952][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1351.158158][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.158273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.158590][ T32] task:kworker/0:1007 state:D stack:0 pid:6750 tgid:6750 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.159246][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.159480][ T32] r5:00001000 r4:ecdff000 ** 3 printk messages dropped ** [ 1351.159622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.159670][ T32] r7:dddced80 r6:83018000 r5:85b0138c r4:851bb200 [ 1351.159692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.159748][ T32] r10:61c88647 r9:85b92400 r8:851bb22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.159842][ T32] r4:851bb200 [ 1351.159866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.159911][ T32] r10:00000000 r9:851bb200 r8:80287e08 r7:ed331e60 r6:85233f00 r5:85b92400 [ 1351.159934][ T32] r4:00000001 [ 1351.160025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.160067][ T32] Exception stack(0xed369fb0 to 0xed369ff8) [ 1351.160118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.160172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.160202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.160231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.160297][ T32] r4:851c8100 [ 1351.160568][ T32] INFO: task kworker/0:1007:6750 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.160603][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.160662][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.160705][ T32] Call trace: [ 1351.160761][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.160818][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.160852][ T32] r4:00000000 [ 1351.160882][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.160927][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.160955][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.160984][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.161011][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.161034][ T32] r5:80070013 r4:80239bb0 [ 1351.161055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.161096][ T32] r4:82ac21e4 [ 1351.161128][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.161174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.161202][ T32] r4:e0581dc0 [ 1351.161231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.161278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.161302][ T32] r4:00000000 [ 1351.161321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.161367][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.161403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.161448][ T32] r5:00001000 r4:eecd1000 [ 1351.161469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.161524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.161570][ T32] r5:85d62f8c r4:85d62c00 [ 1351.161595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.161642][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.161755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.161806][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.161830][ T32] r4:8509f580 [ 1351.161849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.161896][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.161919][ T32] r4:00000001 [ 1351.161960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.162002][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1351.162401][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1351.162492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1351.162951][ T32] r5:85bb5400 r4:8291a680 ** 5 printk messages dropped ** [ 1351.163188][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.163690][ T32] r5:00001000 r4:ecd81000 ** 4 printk messages dropped ** [ 1351.179884][ T32] r7:dddced80 r6:83018000 r5:85b00f8c r4:851bb280 [ 1351.179934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1351.180135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.180856][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1351.181748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1351.182135][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1351.182642][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.182750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.183014][ T32] task:kworker/0:1009 state:D stack:0 pid:6754 tgid:6754 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.183444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed365e08 ** 8 printk messages dropped ** [ 1351.189957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1351.190196][ T32] r7:dddced80 r6:83018000 r5:85b0178c r4:851bb380 ** 2 printk messages dropped ** [ 1351.190357][ T32] r4:851bb380 ** 5 printk messages dropped ** [ 1351.190540][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.191451][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.192020][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.192069][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.192168][ T32] r5:80070013 r4:80239bb0 [ 1351.192195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.192290][ T32] r4:82ac21e4 [ 1351.192350][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.192398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.192422][ T32] r4:e0581dc0 [ 1351.192442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.192483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.192508][ T32] r4:00000000 [ 1351.192528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.192573][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.192595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.192635][ T32] r5:00001000 r4:eecd1000 [ 1351.192656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.192694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.192856][ T32] r5:85d62f8c r4:85d62c00 [ 1351.192928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.192980][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.193004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.193051][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.193074][ T32] r4:8509f580 [ 1351.193110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.193160][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.193243][ T32] r4:00000001 [ 1351.193274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.193340][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.193369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.193400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.193531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.193563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.193643][ T32] r4:8509db40 [ 1351.193667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.193696][ T32] INFO: task kworker/0:1010:6756 blocked for more than 477 seconds. [ 1351.204286][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.204477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.204545][ T32] task:kworker/0:1010 state:D stack:0 pid:6756 tgid:6756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.204664][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.204778][ T32] Call trace: [ 1351.204852][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.204967][ T32] r10:8291a684 r9:ed36dd84 r8:00000002 r7:60000113 r6:ed36dd8c r5:85bb6c00 [ 1351.205023][ T32] r4:85bb6c00 [ 1351.205067][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.205155][ T32] r5:85bb6c00 r4:8291a680 [ 1351.205199][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.205292][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.205347][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed36de08 [ 1351.205387][ T32] r4:00000000 [ 1351.205411][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.205450][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.205489][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.205547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c89c0 [ 1351.205652][ T32] r4:00000000 [ 1351.205757][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.205868][ T32] r9:83018005 r8:85bb6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1351.205895][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.205941][ T32] r5:00001000 r4:ece8d000 [ 1351.205962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.206004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.206046][ T32] r5:85b01f8c r4:85b01c00 [ 1351.206066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.206135][ T32] r7:dddced80 r6:83018000 r5:85b01f8c r4:851bb480 [ 1351.206158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.206206][ T32] r10:61c88647 r9:85bb6c00 r8:851bb4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.206229][ T32] r4:851bb480 [ 1351.206249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.206301][ T32] r10:00000000 r9:851bb480 r8:80287e08 r7:ed365e60 r6:851bb500 r5:85bb6c00 [ 1351.206326][ T32] r4:00000001 [ 1351.206363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.206404][ T32] Exception stack(0xed36dfb0 to 0xed36dff8) [ 1351.206434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.206462][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.206489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.206518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.206541][ T32] r4:851c84c0 [ 1351.206967][ T32] INFO: task kworker/0:1010:6756 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.207008][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.207120][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.207166][ T32] Call trace: [ 1351.207215][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.207275][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.207300][ T32] r4:00000000 [ 1351.207319][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.207360][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.207389][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.207426][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.207455][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.207482][ T32] r5:80070013 r4:80239bb0 [ 1351.207507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.207558][ T32] r4:82ac21e4 [ 1351.207578][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.207635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.207663][ T32] r4:e0581dc0 [ 1351.207706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.207755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.207782][ T32] r4:00000000 [ 1351.207801][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.207846][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.207867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.207920][ T32] r5:00001000 r4:eecd1000 [ 1351.207943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.207985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.208027][ T32] r5:85d62f8c r4:85d62c00 [ 1351.208046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.208092][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.208114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.208180][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.208208][ T32] r4:8509f580 [ 1351.208265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.208331][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.208357][ T32] r4:00000001 [ 1351.208377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.208412][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.208453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.208485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.208582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.208614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.208636][ T32] r4:8509db40 [ 1351.208657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.208884][ T32] INFO: task kworker/0:1011:6758 blocked for more than 477 seconds. [ 1351.208994][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.209029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.209051][ T32] task:kworker/0:1011 state:D stack:0 pid:6758 tgid:6758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.209129][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.209175][ T32] Call trace: [ 1351.209206][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.209269][ T32] r10:8291a684 r9:ed241d84 r8:00000002 r7:60000113 r6:ed241d8c r5:85bb8000 [ 1351.209295][ T32] r4:85bb8000 [ 1351.209315][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1351.209461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed241e08 ** 7 printk messages dropped ** [ 1351.210180][ T32] r9:83018005 r8:85bb8000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 5 printk messages dropped ** [ 1351.210439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.210529][ T32] r7:dddced80 r6:83018000 r5:85b01b8c r4:851bb580 ** 2 printk messages dropped ** [ 1351.210625][ T32] r4:851bb580 ** 2 printk messages dropped ** [ 1351.210801][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.210987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.211510][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 6 printk messages dropped ** [ 1351.211697][ T32] r5:80070013 r4:80239bb0 ** 5 printk messages dropped ** [ 1351.211882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1351.212270][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1351.212544][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1351.212785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.213448][ T32] r10:8291a684 r9:ed379d84 r8:00000002 r7:60000113 r6:ed379d8c r5:85b90000 ** 6 printk messages dropped ** [ 1351.231936][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.232249][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.232670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1351.232748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.233276][ T32] Exception stack(0xed379fb0 to 0xed379ff8) ** 6 printk messages dropped ** [ 1351.238506][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.239118][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.239276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1351.239863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.240351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.240644][ T32] task:kworker/1:791 state:D stack:0 pid:6763 tgid:6763 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.241015][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.241058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed375e08 [ 1351.241082][ T32] r4:00000000 [ 1351.241101][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.241135][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.241170][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.241210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c740 [ 1351.241233][ T32] r4:00000000 [ 1351.241252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.241303][ T32] r9:83018205 r8:85b93000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1351.241327][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.241370][ T32] r5:00001000 r4:eced3000 [ 1351.241391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.241428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.241484][ T32] r5:85b71b8c r4:85b71800 [ 1351.241509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.241557][ T32] r7:ddde2d80 r6:83018200 r5:85b71b8c r4:8521d080 [ 1351.241578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.241624][ T32] r10:61c88647 r9:85b93000 r8:8521d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.241646][ T32] r4:8521d080 [ 1351.241666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.241711][ T32] r10:00000000 r9:8521d080 r8:80287e08 r7:ed345e60 r6:8521d100 r5:85b93000 [ 1351.241733][ T32] r4:00000001 [ 1351.241751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.241809][ T32] Exception stack(0xed375fb0 to 0xed375ff8) [ 1351.241841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.241892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.241922][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.241971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.242001][ T32] r4:85212c40 [ 1351.242368][ T32] INFO: task kworker/1:791:6763 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.242404][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.242461][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.242503][ T32] Call trace: [ 1351.242533][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.242584][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.242607][ T32] r4:00000000 [ 1351.242627][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.242666][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.242693][ T32] 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.242723][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.242748][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.242771][ T32] r5:80070013 r4:80239bb0 [ 1351.242793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.242845][ T32] r4:82ac21e4 [ 1351.242891][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.242937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.242983][ T32] r4:e0581dc0 [ 1351.243012][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.243056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.243080][ T32] r4:00000000 [ 1351.243101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.243144][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.243166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.243221][ T32] r5:00001000 r4:eecd1000 [ 1351.243269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.243315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.243357][ T32] r5:85d62f8c r4:85d62c00 [ 1351.243376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.243454][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.243481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.243528][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.243551][ T32] r4:8509f580 [ 1351.243570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.243615][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.243660][ T32] r4:00000001 [ 1351.243683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.243768][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.254213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.254270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.254301][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.255052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.256376][ T32] r4:8509db40 [ 1351.257467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.258420][ T32] INFO: task kworker/0:1012:6764 blocked for more than 477 seconds. [ 1351.259394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.260250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.261042][ T32] task:kworker/0:1012 state:D stack:0 pid:6764 tgid:6764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.262200][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.281340][ T32] Call trace: [ 1351.281453][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.281532][ T32] r10:8291a684 r9:ed37dd84 r8:00000002 r7:60000113 r6:ed37dd8c r5:85bb8c00 [ 1351.281558][ T32] r4:85bb8c00 [ 1351.281580][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1351.281733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed37de08 [ 1351.281756][ T32] r4:00000000 [ 1351.281776][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.281810][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.281876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.281930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c8a80 [ 1351.281974][ T32] r4:00000000 [ 1351.282012][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.282066][ T32] r9:83018005 r8:85bb8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1351.282089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.282135][ T32] r5:00001000 r4:ece9b000 [ 1351.282179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.282229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.282289][ T32] r5:85b0238c r4:85b02000 [ 1351.282311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.282406][ T32] r7:dddced80 r6:83018000 r5:85b0238c r4:851bb680 [ 1351.282435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.282573][ T32] r10:61c88647 r9:85bb8c00 r8:851bb6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.282702][ T32] r4:851bb680 [ 1351.282727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.282775][ T32] r10:00000000 r9:851bb680 r8:80287e08 r7:ed36de60 r6:851bb700 r5:85bb8c00 [ 1351.282799][ T32] r4:00000001 [ 1351.282818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.282857][ T32] Exception stack(0xed37dfb0 to 0xed37dff8) [ 1351.282887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.282915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.282942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.282971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.282996][ T32] r4:851c8980 [ 1351.283442][ T32] INFO: task kworker/0:1012:6764 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.283507][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.283580][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.283672][ T32] Call trace: [ 1351.291058][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.291183][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.291211][ T32] r4:00000000 [ 1351.291232][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.291287][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.291320][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.291350][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.291400][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.291432][ T32] r5:80070013 r4:80239bb0 [ 1351.291460][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.291536][ T32] r4:82ac21e4 [ 1351.291561][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.291654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.291682][ T32] r4:e0581dc0 [ 1351.291703][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.291769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.291796][ T32] r4:00000000 [ 1351.291817][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.291863][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.291885][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.291930][ T32] r5:00001000 r4:eecd1000 [ 1351.292021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.292066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.292133][ T32] r5:85d62f8c r4:85d62c00 [ 1351.292205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.292270][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.292296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.292416][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1351.292615][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1351.292748][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1351.292954][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.293215][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1351.298381][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.298731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1351.298797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.299105][ T32] r10:00000000 r9:851bb780 r8:80287e08 r7:ed37de60 r6:851bb800 r5:85bba400 ** 7 printk messages dropped ** [ 1351.299484][ T32] r4:851c8ac0 ** 5 printk messages dropped ** [ 1351.300439][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1351.300715][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.300861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 6 printk messages dropped ** [ 1351.301160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.301603][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.301810][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.302269][ T32] Call trace: [ 1351.302369][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.302423][ T32] r10:8291a684 r9:ed385d84 r8:00000002 r7:60000113 r6:ed385d8c r5:85bbb000 [ 1351.302465][ T32] r4:85bbb000 [ 1351.302489][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.302535][ T32] r5:85bbb000 r4:8291a680 [ 1351.302555][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.302644][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.302759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed385e08 [ 1351.302786][ T32] r4:00000000 [ 1351.302852][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.302891][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.302926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.302967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84333100 [ 1351.302990][ T32] r4:00000000 [ 1351.303010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.303058][ T32] r9:83018005 r8:85bbb000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1351.303081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.303123][ T32] r5:00001000 r4:eb6a1000 [ 1351.303143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.303181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.303245][ T32] r5:85b02f8c r4:85b02c00 [ 1351.303368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.303419][ T32] r7:dddced80 r6:83018000 r5:85b02f8c r4:851bb880 [ 1351.303442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.303489][ T32] r10:61c88647 r9:85bbb000 r8:851bb8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.303511][ T32] r4:851bb880 [ 1351.303530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.303579][ T32] r10:00000000 r9:851bb880 r8:80287e08 r7:ed381e60 r6:851bb900 r5:85bbb000 [ 1351.303679][ T32] r4:00000001 [ 1351.303703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.316807][ T32] Exception stack(0xed385fb0 to 0xed385ff8) [ 1351.316862][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.316894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.317019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.317138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.317166][ T32] r4:851c8bc0 [ 1351.317613][ T32] INFO: task kworker/0:1014:6768 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.317652][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.317801][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.317912][ T32] Call trace: [ 1351.317951][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.318012][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.318036][ T32] r4:00000000 [ 1351.318056][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.318167][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.318201][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.318230][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.318271][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.318299][ T32] r5:80070013 r4:80239bb0 [ 1351.318392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.318442][ T32] r4:82ac21e4 [ 1351.318463][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.318508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.318603][ T32] r4:e0581dc0 [ 1351.318700][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.318753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.318776][ T32] r4:00000000 [ 1351.318845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.318903][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.318927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1351.319286][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1351.319547][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.319766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.320093][ T32] task:kworker/0:1015 state:D stack:0 pid:6769 tgid:6769 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.320603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed38de08 ** 9 printk messages dropped ** [ 1351.321253][ T32] r5:00001000 r4:dfb1f000 ** 2 printk messages dropped ** [ 1351.321389][ T32] r5:85b02b8c r4:85b02800 ** 1 printk messages dropped ** [ 1351.321559][ T32] r7:dddced80 r6:83018000 r5:85b02b8c r4:851bb980 ** 5 printk messages dropped ** [ 1351.321798][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.322077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.323061][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1351.323393][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.323636][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.333024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.333362][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.333478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1351.334243][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1351.334508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed389e08 ** 7 printk messages dropped ** [ 1351.334789][ T32] r9:83018005 r8:85bbc800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1351.334812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.334853][ T32] r5:00001000 r4:ebe01000 [ 1351.334907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.334952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.334997][ T32] r5:85b03b8c r4:85b03800 [ 1351.335019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.335067][ T32] r7:dddced80 r6:83018000 r5:85b03b8c r4:851bba80 [ 1351.335089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.335136][ T32] r10:61c88647 r9:85bbc800 r8:851bbaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.335160][ T32] r4:851bba80 [ 1351.335181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.335227][ T32] r10:00000000 r9:851bba80 r8:80287e08 r7:dfb59e60 r6:851bbb00 r5:85bbc800 [ 1351.335249][ T32] r4:00000001 [ 1351.335275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.335325][ T32] Exception stack(0xed389fb0 to 0xed389ff8) [ 1351.335356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.335385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.335412][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.335440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.335464][ T32] r4:8521c280 [ 1351.335886][ T32] INFO: task kworker/0:1016:6774 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.335922][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.335980][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.336027][ T32] Call trace: [ 1351.336058][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.336109][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.336132][ T32] r4:00000000 [ 1351.336153][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.336193][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.336220][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.336249][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.336285][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.336326][ T32] r5:80070013 r4:80239bb0 [ 1351.336348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.336389][ T32] r4:82ac21e4 [ 1351.336410][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.336473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.336507][ T32] r4:e0581dc0 [ 1351.336528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.336572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.336596][ T32] r4:00000000 [ 1351.336615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.336658][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.336680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.336722][ T32] r5:00001000 r4:eecd1000 [ 1351.336742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.336779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.336819][ T32] r5:85d62f8c r4:85d62c00 [ 1351.336840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.336908][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.336956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.337016][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.337039][ T32] r4:8509f580 [ 1351.337058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.337103][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.337126][ T32] r4:00000001 [ 1351.337146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.337182][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.337207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.337235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.337268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.337298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.337321][ T32] r4:8509db40 [ 1351.337354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.337384][ T32] INFO: task kworker/0:1017:6775 blocked for more than 477 seconds. [ 1351.337432][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.337459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1351.337922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1351.338442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521c140 ** 7 printk messages dropped ** [ 1351.338727][ T32] r5:85b0378c r4:85b03400 [ 1351.338760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.338884][ T32] r10:61c88647 r9:85bbd400 r8:851bbbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.339144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.339530][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.339912][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 11 printk messages dropped ** [ 1351.340601][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1351.341014][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1351.341432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.341797][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.342068][ T32] r5:85bbe000 r4:8291a680 ** 5 printk messages dropped ** [ 1351.342384][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1351.342734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.342896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.342966][ T32] r5:8482ef8c r4:8482ec00 [ 1351.342994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.343057][ T32] r7:dddced80 r6:83018000 r5:8482ef8c r4:851bbc80 [ 1351.343083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.343191][ T32] r10:61c88647 r9:85bbe000 r8:851bbcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.343218][ T32] r4:851bbc80 [ 1351.343238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.343296][ T32] r10:00000000 r9:851bbc80 r8:80287e08 r7:ed389e60 r6:851bbd00 r5:85bbe000 [ 1351.343319][ T32] r4:00000001 [ 1351.343338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.343372][ T32] Exception stack(0xed1bdfb0 to 0xed1bdff8) [ 1351.343399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.343426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.343452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.343482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.343505][ T32] r4:8521c340 [ 1351.363398][ T32] INFO: task kworker/0:1018:6778 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.363510][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.363588][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.363650][ T32] Call trace: [ 1351.363743][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.364157][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.364192][ T32] r4:00000000 [ 1351.364216][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.364299][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.364357][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.364413][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.364467][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.364496][ T32] r5:80070013 r4:80239bb0 [ 1351.364541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.364600][ T32] r4:82ac21e4 [ 1351.364624][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.364667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.364690][ T32] r4:e0581dc0 [ 1351.364710][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.364764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.364834][ T32] r4:00000000 [ 1351.364908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.364969][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.364999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.365046][ T32] r5:00001000 r4:eecd1000 [ 1351.365068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.365107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.365150][ T32] r5:85d62f8c r4:85d62c00 [ 1351.365170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.365217][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.365239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.365315][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.365342][ T32] r4:8509f580 [ 1351.365365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.365413][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.365436][ T32] r4:00000001 [ 1351.365456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.365491][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.365518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.365546][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.365574][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.365602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.365625][ T32] r4:8509db40 [ 1351.365647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.365676][ T32] INFO: task kworker/0:1019:6780 blocked for more than 477 seconds. [ 1351.365708][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1351.365807][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.366165][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.366525][ T32] r9:83018005 r8:85bbec00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1351.366722][ T32] r5:85b03f8c r4:85b03c00 ** 3 printk messages dropped ** [ 1351.366867][ T32] r10:61c88647 r9:85bbec00 r8:851bbdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1351.367176][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.368048][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1351.368422][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.368598][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.368723][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1351.368953][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1351.369181][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.369441][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.369752][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.370083][ T32] r9:83018005 r8:85bb9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1351.370249][ T32] r5:85bec38c r4:85bec000 ** 1 printk messages dropped ** [ 1351.370393][ T32] r7:dddced80 r6:83018000 r5:85bec38c r4:851bbe80 ** 4 printk messages dropped ** [ 1351.370629][ T32] r10:00000000 r9:851bbe80 r8:80287e08 r7:ed1bde60 r6:851bbf00 r5:85bb9800 ** 9 printk messages dropped ** [ 1351.371288][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.371344][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.371404][ T32] Call trace: [ 1351.371523][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.371577][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.371600][ T32] r4:00000000 [ 1351.371620][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.371661][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.371761][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.371853][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.371882][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.371954][ T32] r5:80070013 r4:80239bb0 [ 1351.371984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.372032][ T32] r4:82ac21e4 [ 1351.372099][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.372198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.372231][ T32] r4:e0581dc0 [ 1351.372251][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.372394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.372422][ T32] r4:00000000 [ 1351.372469][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.372517][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.372569][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.372618][ T32] r5:00001000 r4:eecd1000 [ 1351.372639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.372678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.372719][ T32] r5:85d62f8c r4:85d62c00 [ 1351.372740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.372787][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.372822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.372873][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.372917][ T32] r4:8509f580 [ 1351.372941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.373009][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.373036][ T32] r4:00000001 [ 1351.373056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.373092][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.373119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.373180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.373213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.373242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.373270][ T32] r4:8509db40 [ 1351.373313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.373344][ T32] INFO: task kworker/0:1021:6784 blocked for more than 477 seconds. [ 1351.373372][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.373395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.373416][ T32] task:kworker/0:1021 state:D stack:0 pid:6784 tgid:6784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.373477][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.373520][ T32] Call trace: [ 1351.373565][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.373616][ T32] r10:8291a684 r9:ed391d84 r8:00000002 r7:60000113 r6:ed391d8c r5:85b93c00 [ 1351.373640][ T32] r4:85b93c00 [ 1351.373660][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.373704][ T32] r5:85b93c00 r4:8291a680 [ 1351.385720][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.385828][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.385901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed391e08 [ 1351.385933][ T32] r4:00000000 [ 1351.385955][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.385998][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.386049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.386113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521c940 [ 1351.386152][ T32] r4:00000000 [ 1351.386177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.386247][ T32] r9:83018005 r8:85b93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1351.386296][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.386346][ T32] r5:00001000 r4:eca17000 [ 1351.386392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.386437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.386481][ T32] r5:85bec78c r4:85bec400 [ 1351.386502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.386551][ T32] r7:dddced80 r6:83018000 r5:85bec78c r4:851bbf80 [ 1351.386595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.386647][ T32] r10:61c88647 r9:85b93c00 r8:851bbfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.386670][ T32] r4:851bbf80 [ 1351.386691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.386736][ T32] r10:00000000 r9:851bbf80 r8:80287e08 r7:ed2ade60 r6:8521d180 r5:85b93c00 [ 1351.386780][ T32] r4:00000001 [ 1351.386804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.386842][ T32] Exception stack(0xed391fb0 to 0xed391ff8) [ 1351.386871][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.386901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.386927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.386956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.386980][ T32] r4:8521c700 [ 1351.387404][ T32] INFO: task kworker/0:1021:6784 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.387465][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.387554][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.387603][ T32] Call trace: [ 1351.387635][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.387718][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.387746][ T32] r4:00000000 [ 1351.387775][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.387816][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.387845][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.387873][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.387899][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.387923][ T32] r5:80070013 r4:80239bb0 [ 1351.387943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.387986][ T32] r4:82ac21e4 [ 1351.388007][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.388050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.388072][ T32] r4:e0581dc0 [ 1351.388092][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.388134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.388177][ T32] r4:00000000 [ 1351.388201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.388263][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.388291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.388351][ T32] r5:00001000 r4:eecd1000 [ 1351.388386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.388431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.388474][ T32] r5:85d62f8c r4:85d62c00 [ 1351.388496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.388543][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.388565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.388626][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.388654][ T32] r4:8509f580 [ 1351.388674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.388721][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1351.388853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.389085][ T32] task:kworker/0:1023 state:D stack:0 pid:6787 tgid:6787 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.389489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed39de08 [ 1351.389533][ T32] r4:00000000 [ 1351.389559][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.389599][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.389633][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.389695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521cac0 [ 1351.389725][ T32] r4:00000000 [ 1351.389758][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.389815][ T32] r9:83018005 r8:85b94800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1351.389840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.389882][ T32] r5:00001000 r4:eca65000 [ 1351.389903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.389942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.389988][ T32] r5:85becb8c r4:85bec800 [ 1351.390010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.390055][ T32] r7:dddced80 r6:83018000 r5:85becb8c r4:8522b080 [ 1351.390076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.390122][ T32] r10:61c88647 r9:85b94800 r8:8522b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.390145][ T32] r4:8522b080 [ 1351.390164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.390207][ T32] r10:00000000 r9:8522b080 r8:80287e08 r7:ed399e60 r6:8521d280 r5:85b94800 [ 1351.390232][ T32] r4:00000001 [ 1351.390252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.390297][ T32] Exception stack(0xed39dfb0 to 0xed39dff8) [ 1351.390323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.390351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.390391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.390424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.390448][ T32] r4:8521c900 [ 1351.390674][ T32] INFO: task kworker/0:1023:6787 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.390708][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.390764][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.390820][ T32] Call trace: [ 1351.390855][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.390914][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.390938][ T32] r4:00000000 [ 1351.390958][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.391003][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.391059][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.391096][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.391123][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.391147][ T32] r5:80070013 r4:80239bb0 [ 1351.391168][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.391223][ T32] r4:82ac21e4 [ 1351.391248][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.391299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.391322][ T32] r4:e0581dc0 [ 1351.391350][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1351.391415][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.391693][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1351.391861][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1351.392003][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1351.392183][ T32] INFO: task kworker/0:1024:6789 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1351.392463][ T32] r10:8291a684 r9:ed2c9d84 r8:00000002 r7:60000113 r6:ed2c9d8c r5:85458000 ** 8 printk messages dropped ** [ 1351.392819][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.393123][ T32] r5:00001000 r4:ecbdd000 ** 2 printk messages dropped ** [ 1351.393243][ T32] r5:85becf8c r4:85becc00 [ 1351.393269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.393386][ T32] r10:61c88647 r9:85458000 r8:8522b12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.410270][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.411366][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1351.411707][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.411912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1351.412291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.412711][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1351.413009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1351.413628][ T32] r5:8545b000 r4:8291a680 ** 3 printk messages dropped ** [ 1351.420878][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.421099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c280 ** 7 printk messages dropped ** [ 1351.421738][ T32] r5:85b7278c r4:85b72400 [ 1351.421903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.422101][ T32] r4:8521d300 ** 6 printk messages dropped ** [ 1351.422447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.423171][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.430731][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1351.430902][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.431029][ T32] r5:80070013 r4:80239bb0 [ 1351.431140][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.431197][ T32] r4:82ac21e4 [ 1351.431221][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.431265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.431288][ T32] r4:e0581dc0 [ 1351.431317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.431361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.431383][ T32] r4:00000000 [ 1351.431402][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.431518][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.431546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.431593][ T32] r5:00001000 r4:eecd1000 [ 1351.431614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.431653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.431730][ T32] r5:85d62f8c r4:85d62c00 [ 1351.431771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.431824][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.431847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.431919][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.431974][ T32] r4:8509f580 [ 1351.431999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.432089][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.432116][ T32] r4:00000001 [ 1351.432138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.432174][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.432201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.432326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.432377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.432409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.432432][ T32] r4:8509db40 [ 1351.432457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.432489][ T32] INFO: task kworker/1:793:6800 blocked for more than 477 seconds. [ 1351.432537][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.432589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.432616][ T32] task:kworker/1:793 state:D stack:0 pid:6800 tgid:6800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.432691][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.432739][ T32] Call trace: [ 1351.432789][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.432844][ T32] r10:8291a684 r9:ed3b1d84 r8:00000002 r7:60000113 r6:ed3b1d8c r5:85b96c00 [ 1351.432869][ T32] r4:85b96c00 [ 1351.432889][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.432933][ T32] r5:85b96c00 r4:8291a680 [ 1351.432953][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.432993][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.433050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3b1e08 [ 1351.433077][ T32] r4:00000000 [ 1351.433097][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.433135][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.433169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.433209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c5c0 [ 1351.433231][ T32] r4:00000000 [ 1351.433263][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.433319][ T32] r9:83018205 r8:85b96c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1351.433344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.433400][ T32] r5:00001000 r4:ecfad000 [ 1351.433446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.433490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.433532][ T32] r5:85b7238c r4:85b72000 [ 1351.433552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.433597][ T32] r7:ddde2d80 r6:83018200 r5:85b7238c r4:8521d400 [ 1351.433618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.433666][ T32] r10:61c88647 r9:85b96c00 r8:8521d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.433688][ T32] r4:8521d400 [ 1351.439658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.439778][ T32] r10:00000000 r9:8521d400 r8:80287e08 r7:ed3b9e60 r6:8521d480 r5:85b96c00 [ 1351.439806][ T32] r4:00000001 [ 1351.439828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.439868][ T32] Exception stack(0xed3b1fb0 to 0xed3b1ff8) ** 1 printk messages dropped ** [ 1351.439926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.440740][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1351.441035][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.441222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1351.441611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.441878][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.441907][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.441933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.441962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.441984][ T32] r4:8509db40 [ 1351.442004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.442033][ T32] INFO: task kworker/1:794:6815 blocked for more than 477 seconds. [ 1351.442066][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.442091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.442111][ T32] task:kworker/1:794 state:D stack:0 pid:6815 tgid:6815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.442157][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.442199][ T32] Call trace: [ 1351.442230][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.442279][ T32] r10:8291a684 r9:ed281d84 r8:00000002 r7:60000013 r6:ed281d8c r5:85b91800 [ 1351.442307][ T32] r4:85b91800 [ 1351.442344][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.442393][ T32] r5:85b91800 r4:8291a680 [ 1351.442413][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.442452][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.442494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed281e08 [ 1351.442516][ T32] r4:00000000 [ 1351.442534][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.442569][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.442614][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.442660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1600 [ 1351.442685][ T32] r4:00000000 [ 1351.442727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.442796][ T32] r9:83018205 r8:85b91800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1351.442823][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.442866][ T32] r5:00001000 r4:ebd67000 [ 1351.442887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.442926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.442979][ T32] r5:85b7338c r4:85b73000 [ 1351.443003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.443051][ T32] r7:ddde2d80 r6:83018200 r5:85b7338c r4:8521d500 [ 1351.443073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.443119][ T32] r10:61c88647 r9:85b91800 r8:8521d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.443141][ T32] r4:8521d500 [ 1351.443161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.443205][ T32] r10:00000000 r9:8521d500 r8:80287e08 r7:ed3b9e60 r6:8521d580 r5:85b91800 [ 1351.443227][ T32] r4:00000001 [ 1351.443247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.443283][ T32] Exception stack(0xed281fb0 to 0xed281ff8) [ 1351.443314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.443343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.443370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.443399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.443421][ T32] r4:8523cf40 [ 1351.443671][ T32] INFO: task kworker/1:794:6815 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.443752][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.449472][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.449544][ T32] Call trace: [ 1351.449604][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.449665][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.449691][ T32] r4:00000000 [ 1351.449716][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.449758][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.449787][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 1 printk messages dropped ** [ 1351.449861][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1351.450137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1351.450457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.450735][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1351.450970][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1351.451241][ T32] r4:85b95400 ** 4 printk messages dropped ** [ 1351.451433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3b5e08 ** 8 printk messages dropped ** [ 1351.451716][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.451874][ T32] r5:85b72b8c r4:85b72800 [ 1351.451898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.452009][ T32] r10:61c88647 r9:85b95400 r8:8521d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.452249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.452884][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.453049][ T32] r4:00000000 [ 1351.453069][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.453109][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.453136][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.453164][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.453189][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.453234][ T32] r5:80070013 r4:80239bb0 [ 1351.453259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.453304][ T32] r4:82ac21e4 [ 1351.453326][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.453368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.453406][ T32] r4:e0581dc0 [ 1351.453430][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.453472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.453496][ T32] r4:00000000 [ 1351.453516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.453559][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.453601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.453648][ T32] r5:00001000 r4:eecd1000 [ 1351.453668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.453752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.464602][ T32] r5:85d62f8c r4:85d62c00 [ 1351.464642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.464710][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.464732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.464780][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.464804][ T32] r4:8509f580 [ 1351.464824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.464872][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.464895][ T32] r4:00000001 [ 1351.464922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.464962][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.464992][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.465021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.465061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.465094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.465138][ T32] r4:8509db40 [ 1351.465165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.465194][ T32] INFO: task kworker/1:796:6818 blocked for more than 477 seconds. [ 1351.465228][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.465252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.465304][ T32] task:kworker/1:796 state:D stack:0 pid:6818 tgid:6818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.465394][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.465445][ T32] Call trace: [ 1351.465479][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.465533][ T32] r10:8291a684 r9:ed3e1d84 r8:00000002 r7:60000113 r6:ed3e1d8c r5:85b8bc00 [ 1351.465557][ T32] r4:85b8bc00 [ 1351.465598][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.465649][ T32] r5:85b8bc00 r4:8291a680 [ 1351.465670][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.465710][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.465752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3e1e08 [ 1351.465774][ T32] r4:00000000 [ 1351.465825][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.465866][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.465926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.465973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1580 [ 1351.465996][ T32] r4:00000000 [ 1351.466017][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.466116][ T32] r9:83018205 r8:85b8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1351.466144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.466187][ T32] r5:00001000 r4:eba33000 [ 1351.466208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.466269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.466321][ T32] r5:85b72f8c r4:85b72c00 [ 1351.466343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.466388][ T32] r7:ddde2d80 r6:83018200 r5:85b72f8c r4:8521d700 [ 1351.466408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.466457][ T32] r10:61c88647 r9:85b8bc00 r8:8521d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.466480][ T32] r4:8521d700 [ 1351.466499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1351.466645][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.467281][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.467634][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1351.467960][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1351.468138][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1351.468580][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.468804][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.469078][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.469284][ T32] r5:85b9a400 r4:8291a680 ** 2 printk messages dropped ** [ 1351.469390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed315e08 ** 7 printk messages dropped ** [ 1351.469882][ T32] r9:83018205 r8:85b9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1351.469910][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.469956][ T32] r5:00001000 r4:ec787000 [ 1351.470002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.470053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.470114][ T32] r5:85b7378c r4:85b73400 [ 1351.470145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.470193][ T32] r7:ddde2d80 r6:83018200 r5:85b7378c r4:8521d800 [ 1351.470215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.470261][ T32] r10:61c88647 r9:85b9a400 r8:8521d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.470283][ T32] r4:8521d800 [ 1351.470314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.470358][ T32] r10:00000000 r9:8521d800 r8:80287e08 r7:ed281e60 r6:8521d880 r5:85b9a400 [ 1351.470380][ T32] r4:00000001 [ 1351.470399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.470434][ T32] Exception stack(0xed315fb0 to 0xed315ff8) [ 1351.470463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.470503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.470533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.470568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.470590][ T32] r4:853a16c0 [ 1351.470952][ T32] INFO: task kworker/1:797:6826 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.470996][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.471069][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.471115][ T32] Call trace: [ 1351.471145][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.471199][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.471240][ T32] r4:00000000 [ 1351.471264][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.471342][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.471388][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.471418][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.471442][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.471466][ T32] r5:80070013 r4:80239bb0 [ 1351.471518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.471563][ T32] r4:82ac21e4 [ 1351.471583][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.471625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.471683][ T32] r4:e0581dc0 [ 1351.471776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.471835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.471862][ T32] r4:00000000 [ 1351.471883][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.471928][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.471951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.471995][ T32] r5:00001000 r4:eecd1000 [ 1351.472014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.472065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.472136][ T32] r5:85d62f8c r4:85d62c00 [ 1351.472183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.472242][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.472268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.472378][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.472407][ T32] r4:8509f580 [ 1351.472428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.472478][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.472518][ T32] r4:00000001 [ 1351.472548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.472588][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.472617][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.472648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.472828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.473315][ T32] r4:85b9b000 ** 3 printk messages dropped ** [ 1351.473463][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.487394][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.487631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1351.487703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.487982][ T32] r10:00000000 r9:8521d900 r8:80287e08 r7:ed315e60 r6:8521d980 r5:85b9b000 ** 8 printk messages dropped ** [ 1351.488900][ T32] INFO: task kworker/1:798:6828 is blocked on a mutex likely owned by task kworker/0:221:3758. ** 7 printk messages dropped ** [ 1351.489329][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1351.489630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1351.490012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.490349][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1351.490512][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1351.490786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.491313][ T32] r4:85b99800 ** 4 printk messages dropped ** [ 1351.491703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f5e08 ** 8 printk messages dropped ** [ 1351.492088][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.492229][ T32] r5:85b73f8c r4:85b73c00 ** 3 printk messages dropped ** [ 1351.492493][ T32] r10:61c88647 r9:85b99800 r8:8521da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.492720][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.493210][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.493492][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1351.502120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1351.502629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.502948][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.502972][ T32] r4:00000001 [ 1351.502992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.503029][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.503061][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.503095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.503124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.503154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.503177][ T32] r4:8509db40 [ 1351.503200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.503252][ T32] INFO: task kworker/1:800:6833 blocked for more than 477 seconds. [ 1351.503447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.503499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.503526][ T32] task:kworker/1:800 state:D stack:0 pid:6833 tgid:6833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.503595][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.503687][ T32] Call trace: [ 1351.508362][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.508480][ T32] r10:8291a684 r9:ed3f9d84 r8:00000002 r7:60000013 r6:ed3f9d8c r5:85b9c800 [ 1351.508507][ T32] r4:85b9c800 [ 1351.508550][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.508601][ T32] r5:85b9c800 r4:8291a680 [ 1351.508622][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.508664][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.508707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f9e08 [ 1351.508730][ T32] r4:00000000 [ 1351.508749][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.508785][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.508823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.508875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1e80 [ 1351.508925][ T32] r4:00000000 [ 1351.508948][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.508997][ T32] r9:83018205 r8:85b9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1351.509020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.509065][ T32] r5:00001000 r4:ecb49000 [ 1351.509086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.509125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.509167][ T32] r5:84b7838c r4:84b78000 [ 1351.509188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.509235][ T32] r7:ddde2d80 r6:83018200 r5:84b7838c r4:8521db00 [ 1351.509257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.509309][ T32] r10:61c88647 r9:85b9c800 r8:8521db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.509332][ T32] r4:8521db00 [ 1351.509352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.509398][ T32] r10:00000000 r9:8521db00 r8:80287e08 r7:ed3f5e60 r6:8521db80 r5:85b9c800 [ 1351.509421][ T32] r4:00000001 [ 1351.509493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.509537][ T32] Exception stack(0xed3f9fb0 to 0xed3f9ff8) [ 1351.509567][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.509608][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.509662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.509694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.509722][ T32] r4:853a1cc0 [ 1351.510218][ T32] INFO: task kworker/1:800:6833 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.510262][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.510436][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.510490][ T32] Call trace: [ 1351.510525][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.510611][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.510662][ T32] r4:00000000 [ 1351.510690][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.510733][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.510761][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.510790][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.510815][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.510838][ T32] r5:80070013 r4:80239bb0 [ 1351.510858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1351.511022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1351.511360][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1351.511764][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1351.511961][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1351.512150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.512509][ T32] r4:85b9bc00 ** 4 printk messages dropped ** [ 1351.512704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3fde08 ** 7 printk messages dropped ** [ 1351.512977][ T32] r9:83018205 r8:85b9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1351.513256][ T32] r5:85c2878c r4:85c28400 ** 3 printk messages dropped ** [ 1351.513417][ T32] r10:61c88647 r9:85b9bc00 r8:8521dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.525498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.526226][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.526633][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 8 printk messages dropped ** [ 1351.526898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1351.527456][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1351.527717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.528153][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.528381][ T32] r4:85b98c00 [ 1351.528404][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.528451][ T32] r5:85b98c00 r4:8291a680 [ 1351.528472][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.528512][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.528554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed405e08 [ 1351.528578][ T32] r4:00000000 [ 1351.528599][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.528637][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.528671][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.528758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db040 [ 1351.528785][ T32] r4:00000000 [ 1351.528807][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.528862][ T32] r9:83018205 r8:85b98c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.528887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.528930][ T32] r5:00001000 r4:ecba9000 [ 1351.528955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.529025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.529074][ T32] r5:85c2838c r4:85c28000 [ 1351.529095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.529143][ T32] r7:ddde2d80 r6:83018200 r5:85c2838c r4:8521dd00 [ 1351.529165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.529211][ T32] r10:61c88647 r9:85b98c00 r8:8521dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.529257][ T32] r4:8521dd00 [ 1351.529320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.529370][ T32] r10:00000000 r9:8521dd00 r8:80287e08 r7:ed3fde60 r6:8521dd80 r5:85b98c00 [ 1351.529409][ T32] r4:00000001 [ 1351.529432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.529608][ T32] Exception stack(0xed405fb0 to 0xed405ff8) [ 1351.529640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.529670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.529696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.529728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.529978][ T32] r4:853db0c0 [ 1351.530261][ T32] INFO: task kworker/1:802:6838 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.530306][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.530365][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.530408][ T32] Call trace: [ 1351.530559][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.530666][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.530731][ T32] r4:00000000 [ 1351.530757][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.530800][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.530829][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.530858][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.530917][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.530958][ T32] r5:80070013 r4:80239bb0 [ 1351.530982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.531051][ T32] r4:82ac21e4 [ 1351.531214][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.531259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.531308][ T32] r4:e0581dc0 [ 1351.531334][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.531378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.531402][ T32] r4:00000000 [ 1351.531422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.531465][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.531486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.531549][ T32] r5:00001000 r4:eecd1000 [ 1351.531573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.531636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.531685][ T32] r5:85d62f8c r4:85d62c00 [ 1351.531707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.531752][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.531774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.531819][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.531841][ T32] r4:8509f580 [ 1351.531882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.531932][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.531957][ T32] r4:00000001 [ 1351.531975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.532010][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.532035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.532063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.532089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.532118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.532141][ T32] r4:8509db40 [ 1351.532161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.532186][ T32] INFO: task kworker/1:803:6840 blocked for more than 477 seconds. ** 2 printk messages dropped ** [ 1351.532293][ T32] task:kworker/1:803 state:D stack:0 pid:6840 tgid:6840 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.532865][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.533035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dbb40 [ 1351.533059][ T32] r4:00000000 [ 1351.533079][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.533135][ T32] r9:83018205 r8:85b9ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1351.533160][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.533203][ T32] r5:00001000 r4:ece65000 [ 1351.533224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.533274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.533326][ T32] r5:85c2938c r4:85c29000 [ 1351.533346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.533396][ T32] r7:ddde2d80 r6:83018200 r5:85c2938c r4:8521de00 [ 1351.533417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.533463][ T32] r10:61c88647 r9:85b9ec00 r8:8521de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.533485][ T32] r4:8521de00 [ 1351.533505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.533574][ T32] r10:00000000 r9:8521de00 r8:80287e08 r7:ed3fde60 r6:8521de80 r5:85b9ec00 [ 1351.533601][ T32] r4:00000001 [ 1351.533761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.545939][ T32] Exception stack(0xed409fb0 to 0xed409ff8) [ 1351.546006][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.546042][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.546069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.546128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.546154][ T32] r4:853db180 [ 1351.546597][ T32] INFO: task kworker/1:803:6840 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.546638][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.546721][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.546785][ T32] Call trace: [ 1351.546818][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.546875][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.546900][ T32] r4:00000000 [ 1351.546921][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.546962][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.546993][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.547022][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.547047][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.547139][ T32] r5:80070013 r4:80239bb0 [ 1351.547165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.547209][ T32] r4:82ac21e4 [ 1351.547278][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.547361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.547429][ T32] r4:e0581dc0 [ 1351.547460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.547507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.547532][ T32] r4:00000000 [ 1351.547552][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.547598][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.547621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.547707][ T32] r5:00001000 r4:eecd1000 [ 1351.547734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.547777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.547821][ T32] r5:85d62f8c r4:85d62c00 [ 1351.547844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.547892][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.547924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.547976][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.547999][ T32] r4:8509f580 [ 1351.548019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.548064][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.548086][ T32] r4:00000001 [ 1351.548105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.548141][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1351.548236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.548565][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.548852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.549089][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.549443][ T32] r5:85c28b8c r4:85c28800 [ 1351.549467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.549537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.549905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.550437][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.550634][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1351.550911][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1351.551281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.551635][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1351.552121][ T32] INFO: task kworker/1:805:6846 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.552558][ T32] r4:854f0000 ** 3 printk messages dropped ** [ 1351.552882][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.553315][ T32] r9:83018205 r8:854f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1351.553341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.553407][ T32] r5:00001000 r4:ecd89000 [ 1351.553432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.553472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.553515][ T32] r5:85c28f8c r4:85c28c00 [ 1351.553561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.553680][ T32] r7:ddde2d80 r6:83018200 r5:85c28f8c r4:8540f000 [ 1351.564179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.564392][ T32] r10:61c88647 r9:854f0000 r8:8540f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.564424][ T32] r4:8540f000 [ 1351.564447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.564498][ T32] r10:00000000 r9:8540f000 r8:80287e08 r7:ed409e60 r6:8540f080 r5:854f0000 [ 1351.564544][ T32] r4:00000001 [ 1351.564572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.564681][ T32] Exception stack(0xed419fb0 to 0xed419ff8) [ 1351.564716][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.564746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.564773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.564802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.564846][ T32] r4:853db880 [ 1351.565278][ T32] INFO: task kworker/1:805:6846 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.565331][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.565402][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.565496][ T32] Call trace: [ 1351.565545][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.565606][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.565677][ T32] r4:00000000 [ 1351.565701][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.565744][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.565774][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.565802][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.565919][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.565947][ T32] r5:80070013 r4:80239bb0 [ 1351.565968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.566165][ T32] r4:82ac21e4 [ 1351.566264][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.566327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.566434][ T32] r4:e0581dc0 [ 1351.566460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.566504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.566527][ T32] r4:00000000 [ 1351.566547][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.566593][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.566616][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.566679][ T32] r5:00001000 r4:eecd1000 [ 1351.566704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.566745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.566790][ T32] r5:85d62f8c r4:85d62c00 [ 1351.566812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.566858][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.566878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.567093][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1351.567468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.567918][ T32] r4:854f0c00 ** 4 printk messages dropped ** [ 1351.568144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed421e08 ** 7 printk messages dropped ** [ 1351.568551][ T32] r9:83018205 r8:854f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 4 printk messages dropped ** [ 1351.568715][ T32] r5:85c2978c r4:85c29400 ** 1 printk messages dropped ** [ 1351.568801][ T32] r7:ddde2d80 r6:83018200 r5:85c2978c r4:8540f100 ** 4 printk messages dropped ** [ 1351.569140][ T32] r10:00000000 r9:8540f100 r8:80287e08 r7:ed409e60 r6:8540f180 r5:854f0c00 ** 9 printk messages dropped ** [ 1351.569827][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.570468][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.570622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1351.571130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.571451][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.571920][ T32] task:kworker/1:807 state:D stack:0 pid:6850 tgid:6850 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.572542][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.572904][ T32] r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1351.573120][ T32] r5:85c29b8c r4:85c29800 ** 2 printk messages dropped ** [ 1351.573238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.573540][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.593031][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1351.593409][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.593595][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1351.598648][ T32] r5:00001000 r4:eecd1000 ** 7 printk messages dropped ** [ 1351.598977][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1351.599043][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.599067][ T32] r4:00000001 [ 1351.599111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.599153][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.599206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.599290][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.599325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.599379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.599417][ T32] r4:8509db40 [ 1351.599446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.599477][ T32] INFO: task kworker/1:808:6853 blocked for more than 478 seconds. [ 1351.599510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.599535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.599557][ T32] task:kworker/1:808 state:D stack:0 pid:6853 tgid:6853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.599611][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.599661][ T32] Call trace: [ 1351.599725][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.599780][ T32] r10:8291a684 r9:ed429d84 r8:00000002 r7:60000113 r6:ed429d8c r5:854f1800 [ 1351.599804][ T32] r4:854f1800 [ 1351.599922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.599973][ T32] r5:854f1800 r4:8291a680 [ 1351.599995][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.600037][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.600079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed429e08 [ 1351.600103][ T32] r4:00000000 [ 1351.600192][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.600232][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.600268][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.600341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542a040 [ 1351.600366][ T32] r4:00000000 [ 1351.600386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.600455][ T32] r9:83018205 r8:854f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1351.600484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.600529][ T32] r5:00001000 r4:ece95000 [ 1351.600551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.600590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.600702][ T32] r5:85c29f8c r4:85c29c00 [ 1351.600725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.600794][ T32] r7:ddde2d80 r6:83018200 r5:85c29f8c r4:8540f300 [ 1351.600819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.600868][ T32] r10:61c88647 r9:854f1800 r8:8540f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.600893][ T32] r4:8540f300 [ 1351.600912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.600958][ T32] r10:00000000 r9:8540f300 r8:80287e08 r7:ed425e60 r6:8522b380 r5:854f1800 [ 1351.600981][ T32] r4:00000001 [ 1351.601000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.601048][ T32] Exception stack(0xed429fb0 to 0xed429ff8) [ 1351.601176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.601215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.601243][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.601294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.601322][ T32] r4:853dbe80 [ 1351.601824][ T32] INFO: task kworker/1:808:6853 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.601911][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.602001][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.602047][ T32] Call trace: [ 1351.602100][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.602174][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.602202][ T32] r4:00000000 [ 1351.602222][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1351.602424][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1351.602721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1351.603156][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1351.603577][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1351.612895][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1351.613281][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.619381][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.619782][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.620155][ T32] r5:85c2a38c r4:85c2a000 [ 1351.620322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.620591][ T32] r4:8540f380 ** 5 printk messages dropped ** [ 1351.620805][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.621658][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.621853][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1351.622167][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1351.622524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.622940][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 6 printk messages dropped ** [ 1351.623379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.623402][ T32] r4:8509db40 [ 1351.623445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.623477][ T32] INFO: task kworker/1:810:6858 blocked for more than 478 seconds. [ 1351.623510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.623535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.623556][ T32] task:kworker/1:810 state:D stack:0 pid:6858 tgid:6858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.623631][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.623674][ T32] Call trace: [ 1351.623769][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.631640][ T32] r10:8291a684 r9:ed435d84 r8:00000002 r7:60000113 r6:ed435d8c r5:8545ec00 [ 1351.631678][ T32] r4:8545ec00 [ 1351.631702][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.631760][ T32] r5:8545ec00 r4:8291a680 [ 1351.631783][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.631824][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.631867][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed435e08 [ 1351.631890][ T32] r4:00000000 [ 1351.631910][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.631945][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.631982][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.632060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542a300 [ 1351.632101][ T32] r4:00000000 [ 1351.632140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.632222][ T32] r9:83018205 r8:8545ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1351.632286][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.632358][ T32] r5:00001000 r4:ecf65000 [ 1351.632541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.632607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.632657][ T32] r5:85c2a78c r4:85c2a400 [ 1351.632702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.632754][ T32] r7:ddde2d80 r6:83018200 r5:85c2a78c r4:8540f400 [ 1351.632824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.632876][ T32] r10:61c88647 r9:8545ec00 r8:8540f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1351.632974][ T32] r10:00000000 r9:8540f400 r8:80287e08 r7:ed42de60 r6:8522b480 r5:8545ec00 ** 9 printk messages dropped ** [ 1351.638765][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.639526][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.639797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1351.640287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.640473][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.640626][ T32] r4:00000001 [ 1351.640650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.640687][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.640713][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.640743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.640845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.640891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.641178][ T32] r4:8509db40 [ 1351.641202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.641243][ T32] INFO: task kworker/1:811:6859 blocked for more than 478 seconds. [ 1351.641351][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.641390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.641414][ T32] task:kworker/1:811 state:D stack:0 pid:6859 tgid:6859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.641506][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.641554][ T32] Call trace: [ 1351.641650][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.641716][ T32] r10:8291a684 r9:ed439d84 r8:00000002 r7:60000013 r6:ed439d8c r5:8545a400 [ 1351.641769][ T32] r4:8545a400 [ 1351.641793][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.641839][ T32] r5:8545a400 r4:8291a680 [ 1351.641930][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.641974][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.642094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed439e08 [ 1351.642168][ T32] r4:00000000 [ 1351.642267][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.642337][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.642428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.642565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542a5c0 [ 1351.642591][ T32] r4:00000000 [ 1351.642614][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.642659][ T32] r9:83018205 r8:8545a400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1351.642751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.642829][ T32] r5:00001000 r4:ed009000 ** 1 printk messages dropped ** [ 1351.642997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.643058][ T32] r5:85c2af8c r4:85c2ac00 [ 1351.643106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.643348][ T32] r10:61c88647 r9:8545a400 r8:8540f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1351.643566][ T32] r4:00000001 [ 1351.643590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.643738][ T32] Exception stack(0xed439fb0 to 0xed439ff8) [ 1351.654344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.654390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.654419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.654453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.654478][ T32] r4:8542a2c0 [ 1351.654919][ T32] INFO: task kworker/1:811:6859 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.655009][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.655138][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.655195][ T32] Call trace: [ 1351.655255][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.655323][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.655349][ T32] r4:00000000 [ 1351.655370][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.655412][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.655442][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.655471][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.655496][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.655559][ T32] r5:80070013 r4:80239bb0 [ 1351.655586][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.655629][ T32] r4:82ac21e4 [ 1351.655651][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.655693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.655716][ T32] r4:e0581dc0 [ 1351.655759][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.655807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.655832][ T32] r4:00000000 [ 1351.655852][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.655897][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.655928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1351.656291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.656711][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.657073][ T32] task:kworker/1:812 state:D stack:0 pid:6861 tgid:6861 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.657820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed441e08 ** 8 printk messages dropped ** [ 1351.658199][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.658508][ T32] r5:85c2ab8c r4:85c2a800 [ 1351.658529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.658719][ T32] r10:61c88647 r9:8545c800 r8:8540f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1351.658928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.658967][ T32] Exception stack(0xed441fb0 to 0xed441ff8) [ 1351.658996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.659025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.659053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.659082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.659105][ T32] r4:8542a580 [ 1351.659346][ T32] INFO: task kworker/1:812:6861 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.659379][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.659436][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.659558][ T32] Call trace: [ 1351.659659][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.659730][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.659759][ T32] r4:00000000 [ 1351.659779][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.659819][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.659899][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.659956][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.659985][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.660010][ T32] r5:80070013 r4:80239bb0 [ 1351.660031][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.660070][ T32] r4:82ac21e4 [ 1351.660091][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.660157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.660184][ T32] r4:e0581dc0 [ 1351.660206][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.660258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.660285][ T32] r4:00000000 [ 1351.660328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.660424][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.660451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.660516][ T32] r5:00001000 r4:eecd1000 [ 1351.660546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.660588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.660691][ T32] r5:85d62f8c r4:85d62c00 [ 1351.660715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.660785][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.660810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.660858][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.660882][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1351.660947][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 3 printk messages dropped ** [ 1351.661154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.661185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.661213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.661252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.661298][ T32] r4:8509db40 [ 1351.661415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.661444][ T32] INFO: task kworker/1:813:6863 blocked for more than 478 seconds. [ 1351.661495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.661535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.661559][ T32] task:kworker/1:813 state:D stack:0 pid:6863 tgid:6863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.661604][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.661767][ T32] Call trace: [ 1351.661812][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.661864][ T32] r10:8291a684 r9:ed449d84 r8:00000002 r7:60000113 r6:ed449d8c r5:8545e000 [ 1351.661888][ T32] r4:8545e000 [ 1351.661922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.661971][ T32] r5:8545e000 r4:8291a680 [ 1351.662066][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.662153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed449e08 ** 7 printk messages dropped ** [ 1351.662578][ T32] r9:83018205 r8:8545e000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 ** 4 printk messages dropped ** [ 1351.662777][ T32] r5:85c2b38c r4:85c2b000 [ 1351.662797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.663047][ T32] r4:8540f580 ** 3 printk messages dropped ** [ 1351.663309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.684422][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.684724][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1351.685047][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1351.685624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.686360][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1351.686550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.686901][ T32] r4:85bd0c00 ** 4 printk messages dropped ** [ 1351.687068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed455e08 ** 7 printk messages dropped ** [ 1351.687550][ T32] r9:83018205 r8:85bd0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 5 printk messages dropped ** [ 1351.687755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1351.688166][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.688503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1351.689097][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.689189][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.689233][ T32] Call trace: [ 1351.689265][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.689339][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.689369][ T32] r4:00000000 [ 1351.689460][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.689506][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.689551][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.689587][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.689614][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.689639][ T32] r5:80070013 r4:80239bb0 [ 1351.689659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.689698][ T32] r4:82ac21e4 [ 1351.689794][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.689852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.689893][ T32] r4:e0581dc0 [ 1351.689967][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.690044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.690072][ T32] r4:00000000 [ 1351.690092][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.690137][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.690159][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.690203][ T32] r5:00001000 r4:eecd1000 [ 1351.690222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.690260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.690308][ T32] r5:85d62f8c r4:85d62c00 [ 1351.690328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.690385][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.690410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.690457][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.690482][ T32] r4:8509f580 [ 1351.690512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.690561][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.690585][ T32] r4:00000001 [ 1351.690605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.690641][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.690667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.690694][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.690720][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.690758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.690785][ T32] r4:8509db40 [ 1351.690806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.690830][ T32] INFO: task kworker/1:815:6867 blocked for more than 478 seconds. [ 1351.690857][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.690881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.690919][ T32] task:kworker/1:815 state:D stack:0 pid:6867 tgid:6867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.690969][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.691305][ T32] r5:85bd1800 r4:8291a680 ** 5 printk messages dropped ** [ 1351.691603][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.692065][ T32] r5:85c3038c r4:85c30000 [ 1351.692102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.692265][ T32] r10:61c88647 r9:85bd1800 r8:8540f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.692649][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.693345][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1351.693638][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.708837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1351.709309][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1351.709596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.709955][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.710309][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.710685][ T32] r9:83018205 r8:85bd2400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 4 printk messages dropped ** [ 1351.710931][ T32] r5:85c2bf8c r4:85c2bc00 ** 3 printk messages dropped ** [ 1351.711101][ T32] r10:61c88647 r9:85bd2400 r8:8540f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.711444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.712125][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.712368][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1351.712536][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.712738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1351.713165][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.713524][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.721590][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.721957][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.722341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1040 ** 7 printk messages dropped ** [ 1351.722936][ T32] r5:85c30f8c r4:85c30c00 [ 1351.722963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.723014][ T32] r7:ddde2d80 r6:83018200 r5:85c30f8c r4:8540f780 [ 1351.723036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.723098][ T32] r10:61c88647 r9:85bd3000 r8:8540f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.723221][ T32] r4:8540f780 [ 1351.723269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.723420][ T32] r10:00000000 r9:8540f780 r8:80287e08 r7:ed459e60 r6:8522b800 r5:85bd3000 [ 1351.723448][ T32] r4:00000001 [ 1351.723551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.723601][ T32] Exception stack(0xed465fb0 to 0xed465ff8) [ 1351.723631][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.723659][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.723756][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.729378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.729427][ T32] r4:8542aa40 [ 1351.729884][ T32] INFO: task kworker/1:817:6871 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.729925][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.730087][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.730199][ T32] Call trace: [ 1351.730235][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.730300][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.730325][ T32] r4:00000000 [ 1351.730346][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.730389][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.730419][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.730448][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.730473][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.730520][ T32] r5:80070013 r4:80239bb0 [ 1351.730547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.730592][ T32] r4:82ac21e4 [ 1351.730658][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.730706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.730731][ T32] r4:e0581dc0 [ 1351.730751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.730793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.730817][ T32] r4:00000000 [ 1351.730837][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.730882][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.730904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.730945][ T32] r5:00001000 r4:eecd1000 [ 1351.731000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.731045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.731169][ T32] r5:85d62f8c r4:85d62c00 [ 1351.731217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.731311][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.731340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.731389][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.731413][ T32] r4:8509f580 [ 1351.731433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.731479][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.731503][ T32] r4:00000001 [ 1351.731523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.731582][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.731613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.731646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.731699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.731774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.731815][ T32] r4:8509db40 [ 1351.731839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.731870][ T32] INFO: task kworker/1:818:6873 blocked for more than 478 seconds. [ 1351.731904][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.731928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.731995][ T32] task:kworker/1:818 state:D stack:0 pid:6873 tgid:6873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.732140][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.732189][ T32] Call trace: [ 1351.732329][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.732387][ T32] r10:8291a684 r9:ed46dd84 r8:00000002 r7:60000113 r6:ed46dd8c r5:85bd0000 [ 1351.732411][ T32] r4:85bd0000 [ 1351.732447][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.732497][ T32] r5:85bd0000 r4:8291a680 ** 2 printk messages dropped ** [ 1351.732623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed46de08 ** 5 printk messages dropped ** [ 1351.732865][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.733091][ T32] r5:85c3078c r4:85c30400 [ 1351.733121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.733239][ T32] r10:61c88647 r9:85bd0000 r8:8540f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.733641][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.744979][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.745194][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1351.745505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1351.746036][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1351.746382][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1351.746647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.747082][ T32] r4:85bd5400 ** 4 printk messages dropped ** [ 1351.747326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed475e08 ** 9 printk messages dropped ** [ 1351.747792][ T32] r5:00001000 r4:ed06f000 ** 2 printk messages dropped ** [ 1351.747902][ T32] r5:85c30b8c r4:85c30800 [ 1351.747922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.747967][ T32] r7:ddde2d80 r6:83018200 r5:85c30b8c r4:8540f800 [ 1351.748037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.748091][ T32] r10:61c88647 r9:85bd5400 r8:8540f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.748115][ T32] r4:8540f800 [ 1351.748157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.748205][ T32] r10:00000000 r9:8540f800 r8:80287e08 r7:ed465e60 r6:8522b900 r5:85bd5400 [ 1351.748250][ T32] r4:00000001 [ 1351.748273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.748359][ T32] Exception stack(0xed475fb0 to 0xed475ff8) [ 1351.748436][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.748525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.748591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.748624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.748650][ T32] r4:8542ac40 [ 1351.748917][ T32] INFO: task kworker/1:819:6875 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.748952][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.749009][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.749084][ T32] Call trace: [ 1351.749116][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.749168][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.749191][ T32] r4:00000000 [ 1351.749227][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.749272][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.749306][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.749347][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.749378][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.749402][ T32] r5:80070013 r4:80239bb0 [ 1351.749422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.749462][ T32] r4:82ac21e4 [ 1351.749482][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.749674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.749702][ T32] r4:e0581dc0 [ 1351.749728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.749771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.749794][ T32] r4:00000000 [ 1351.749813][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.749857][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.749880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.749921][ T32] r5:00001000 r4:eecd1000 [ 1351.749940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.749979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.750019][ T32] r5:85d62f8c r4:85d62c00 [ 1351.750060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.750111][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.750134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.750180][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.750249][ T32] r4:8509f580 [ 1351.750273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.750396][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.750423][ T32] r4:00000001 [ 1351.750443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.750479][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.750505][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.750533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.750560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.750588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.750610][ T32] r4:8509db40 [ 1351.750653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.750683][ T32] INFO: task kworker/1:820:6877 blocked for more than 478 seconds. [ 1351.750716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.750765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.750789][ T32] task:kworker/1:820 state:D stack:0 pid:6877 tgid:6877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.750837][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.750883][ T32] Call trace: [ 1351.750914][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.750964][ T32] r10:8291a684 r9:ed47dd84 r8:00000002 r7:60000113 r6:ed47dd8c r5:85bd4800 [ 1351.750987][ T32] r4:85bd4800 [ 1351.751008][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.751075][ T32] r5:85bd4800 r4:8291a680 [ 1351.751104][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.751145][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.751186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed47de08 [ 1351.751209][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.751275][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.751810][ T32] r5:85c3138c r4:85c31000 [ 1351.751830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.751926][ T32] r7:ddde2d80 r6:83018200 r5:85c3138c r4:8540f900 ** 2 printk messages dropped ** [ 1351.752023][ T32] r4:8540f900 ** 5 printk messages dropped ** [ 1351.752204][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.752758][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.752966][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1351.753358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1351.770386][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1351.770786][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1351.771034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1351.771145][ T32] task:kworker/1:821 state:D stack:0 pid:6879 tgid:6879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.771287][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.771346][ T32] Call trace: [ 1351.771522][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.771583][ T32] r10:8291a684 r9:ed485d84 r8:00000002 r7:60000113 r6:ed485d8c r5:85bd6c00 [ 1351.771607][ T32] r4:85bd6c00 [ 1351.771629][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.771743][ T32] r5:85bd6c00 r4:8291a680 [ 1351.771768][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.771810][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.771852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed485e08 [ 1351.771898][ T32] r4:00000000 [ 1351.771935][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.772001][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.772114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.772159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537f8c0 [ 1351.772186][ T32] r4:00000000 [ 1351.772221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.772288][ T32] r9:83018205 r8:85bd6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1351.772365][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.772437][ T32] r5:00001000 r4:ed1ad000 [ 1351.772485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.772528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.772577][ T32] r5:85c3278c r4:85c32400 [ 1351.772621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.772684][ T32] r7:ddde2d80 r6:83018200 r5:85c3278c r4:8540f980 [ 1351.772709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.772757][ T32] r10:61c88647 r9:85bd6c00 r8:8540f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.772802][ T32] r4:8540f980 [ 1351.772872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.772928][ T32] r10:00000000 r9:8540f980 r8:80287e08 r7:ed47de60 r6:8522ba00 r5:85bd6c00 [ 1351.772999][ T32] r4:00000001 [ 1351.773023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.773072][ T32] Exception stack(0xed485fb0 to 0xed485ff8) [ 1351.773104][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.773180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.773232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.773311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.773355][ T32] r4:853a6000 [ 1351.782754][ T32] INFO: task kworker/1:821:6879 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.782878][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.783055][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.783123][ T32] Call trace: [ 1351.783158][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.783219][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.783243][ T32] r4:00000000 [ 1351.783277][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.783329][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.783361][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.783390][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.783416][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.783441][ T32] r5:80070013 r4:80239bb0 [ 1351.783461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.783505][ T32] r4:82ac21e4 [ 1351.783566][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.783635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.783662][ T32] r4:e0581dc0 [ 1351.783683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.784126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.784172][ T32] r4:00000000 [ 1351.784196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.784284][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.784336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.784398][ T32] r5:00001000 r4:eecd1000 [ 1351.784425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.784466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.784511][ T32] r5:85d62f8c r4:85d62c00 [ 1351.784534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.784581][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.784602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.784649][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.784672][ T32] r4:8509f580 [ 1351.784692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.784749][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.784777][ T32] r4:00000001 [ 1351.784798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.784836][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.784864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.784893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.784943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.785022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.785049][ T32] r4:8509db40 [ 1351.785073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.785104][ T32] INFO: task kworker/1:822:6881 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1351.785404][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.785766][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.786109][ T32] r9:83018205 r8:85bd6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1351.786304][ T32] r5:85c3178c r4:85c31400 ** 3 printk messages dropped ** [ 1351.786472][ T32] r10:61c88647 r9:85bd6000 r8:8540fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.786798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1351.786865][ T32] r4:8542a880 [ 1351.787314][ T32] INFO: task kworker/1:822:6881 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.787363][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.787450][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.787515][ T32] Call trace: [ 1351.787561][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.787616][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.787642][ T32] r4:00000000 [ 1351.787662][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.787706][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.787736][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.787766][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.787804][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.787833][ T32] r5:80070013 r4:80239bb0 [ 1351.787855][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.787898][ T32] r4:82ac21e4 [ 1351.787919][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.787961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.787985][ T32] r4:e0581dc0 [ 1351.788005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.788047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.788161][ T32] r4:00000000 [ 1351.788187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.788252][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.788320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.788377][ T32] r5:00001000 r4:eecd1000 [ 1351.788399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.788439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.788482][ T32] r5:85d62f8c r4:85d62c00 ** 1 printk messages dropped ** [ 1351.788550][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1351.788848][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1351.789137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1351.789336][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.789583][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.789921][ T32] r9:83018205 r8:85459800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 1351.790127][ T32] r5:85c31b8c r4:85c31800 [ 1351.790170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.790295][ T32] r10:61c88647 r9:85459800 r8:8540faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1351.790664][ T32] r4:8537f000 ** 2 printk messages dropped ** [ 1351.791074][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.791117][ T32] Call trace: [ 1351.791148][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.791200][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.791223][ T32] r4:00000000 [ 1351.791243][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.791290][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.791322][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.791351][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.791389][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.791416][ T32] r5:80070013 r4:80239bb0 [ 1351.791438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.791478][ T32] r4:82ac21e4 [ 1351.791499][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.791542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.791566][ T32] r4:e0581dc0 [ 1351.791586][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.791627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.791650][ T32] r4:00000000 [ 1351.791693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.791764][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.791803][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.791849][ T32] r5:00001000 r4:eecd1000 [ 1351.791870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.791909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.791950][ T32] r5:85d62f8c r4:85d62c00 [ 1351.791972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.792020][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.792042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.792088][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.792111][ T32] r4:8509f580 [ 1351.792130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.792174][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.792199][ T32] r4:00000001 [ 1351.792288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.792343][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.792371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.792400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.792428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.792456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.792478][ T32] r4:8509db40 [ 1351.792498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.792521][ T32] INFO: task kworker/1:824:6890 blocked for more than 478 seconds. [ 1351.792548][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.792572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.792593][ T32] task:kworker/1:824 state:D stack:0 pid:6890 tgid:6890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.792667][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.792735][ T32] Call trace: [ 1351.792827][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.792881][ T32] r10:8291a684 r9:ed41dd84 r8:00000002 r7:60000113 r6:ed41dd8c r5:8545bc00 [ 1351.792904][ T32] r4:8545bc00 [ 1351.792924][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.792970][ T32] r5:8545bc00 r4:8291a680 ** 1 printk messages dropped ** [ 1351.793107][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1351.793506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1351.809852][ T32] r5:85c31f8c r4:85c31c00 [ 1351.809905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.810087][ T32] r10:61c88647 r9:8545bc00 r8:8540fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.810541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.811188][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.811482][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1351.811763][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.812008][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1351.812262][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1351.812603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.812992][ T32] r4:84b48c00 ** 3 printk messages dropped ** [ 1351.813119][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.813458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.813636][ T32] r5:85c3238c r4:85c32000 ** 3 printk messages dropped ** [ 1351.826107][ T32] r10:61c88647 r9:84b48c00 r8:8540fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.826421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.827392][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1351.827935][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.828118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 12 printk messages dropped ** [ 1351.828619][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1351.828738][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.828902][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.829268][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.829540][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.829694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.829738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537fe00 [ 1351.829765][ T32] r4:00000000 [ 1351.829801][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.829849][ T32] r9:83018205 r8:84b48000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1351.829872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.829914][ T32] r5:00001000 r4:dfb33000 [ 1351.829934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.829974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.830015][ T32] r5:85c3378c r4:85c33400 [ 1351.830035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.830080][ T32] r7:ddde2d80 r6:83018200 r5:85c3378c r4:8540fc00 [ 1351.830112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.830163][ T32] r10:61c88647 r9:84b48000 r8:8540fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.830198][ T32] r4:8540fc00 [ 1351.830221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.830267][ T32] r10:00000000 r9:8540fc00 r8:80287e08 r7:ed485e60 r6:8522bc80 r5:84b48000 [ 1351.830295][ T32] r4:00000001 [ 1351.830353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.830393][ T32] Exception stack(0xed4b9fb0 to 0xed4b9ff8) [ 1351.830420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.830485][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.830515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.830545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.830568][ T32] r4:8537f900 [ 1351.830839][ T32] INFO: task kworker/1:826:6898 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.830874][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.830930][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.831036][ T32] Call trace: [ 1351.831123][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.831176][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.831202][ T32] r4:00000000 [ 1351.831233][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.831277][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.831340][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.831384][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.831413][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.831438][ T32] r5:80070013 r4:80239bb0 [ 1351.831483][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.831528][ T32] r4:82ac21e4 [ 1351.831568][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.831614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.831651][ T32] r4:e0581dc0 [ 1351.831674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.831733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.831760][ T32] r4:00000000 [ 1351.831796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.831844][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.831865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.831917][ T32] r5:00001000 r4:eecd1000 [ 1351.831964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.832031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.832077][ T32] r5:85d62f8c r4:85d62c00 [ 1351.832097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.832143][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.832165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.832211][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.832233][ T32] r4:8509f580 [ 1351.832253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.832356][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.832426][ T32] r4:00000001 [ 1351.832476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.832518][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.832568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.832600][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.832721][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.832768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.832795][ T32] r4:8509db40 [ 1351.832865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.832909][ T32] INFO: task kworker/1:827:6899 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1351.833083][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.833421][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.833726][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.845569][ T32] r5:00001000 r4:ed1b5000 ** 2 printk messages dropped ** [ 1351.845701][ T32] r5:85c32b8c r4:85c32800 ** 1 printk messages dropped ** [ 1351.845777][ T32] r7:ddde2d80 r6:83018200 r5:85c32b8c r4:8540fc80 ** 4 printk messages dropped ** [ 1351.845933][ T32] r10:00000000 r9:8540fc80 r8:80287e08 r7:ed4b9e60 r6:8522bd00 r5:84b4a400 ** 7 printk messages dropped ** [ 1351.846262][ T32] r4:8537fbc0 ** 3 printk messages dropped ** [ 1351.846919][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.847111][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1351.847365][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1351.847508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1351.847892][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1351.848202][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1351.848437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.848724][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.849080][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.849449][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.849634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.849760][ T32] r7:ddde2d80 r6:83018200 r5:85c32f8c r4:8540fd00 ** 4 printk messages dropped ** [ 1351.849948][ T32] r10:00000000 r9:8540fd00 r8:80287e08 r7:ed4b9e60 r6:8522bd80 r5:84b49800 ** 5 printk messages dropped ** [ 1351.850136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.850164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.850207][ T32] r4:8537f900 [ 1351.850456][ T32] INFO: task kworker/1:828:6901 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.850522][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.850611][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.850655][ T32] Call trace: [ 1351.850728][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.850790][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.850813][ T32] r4:00000000 [ 1351.850832][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.850872][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.850898][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.850936][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.850981][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.851008][ T32] r5:80070013 r4:80239bb0 [ 1351.851028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.851068][ T32] r4:82ac21e4 [ 1351.851088][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.851129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.851152][ T32] r4:e0581dc0 [ 1351.851171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.851211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.851233][ T32] r4:00000000 [ 1351.851252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.851302][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.851325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.851390][ T32] r5:00001000 r4:eecd1000 [ 1351.851460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.851502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.851544][ T32] r5:85d62f8c r4:85d62c00 [ 1351.851586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.851636][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.851658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.851725][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.851751][ T32] r4:8509f580 [ 1351.851801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.851876][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.851903][ T32] r4:00000001 [ 1351.851922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.851957][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.851982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.852010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.852057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.852121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.852147][ T32] r4:8509db40 [ 1351.852167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.852191][ T32] INFO: task kworker/1:829:6903 blocked for more than 478 seconds. [ 1351.852217][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.852250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.852274][ T32] task:kworker/1:829 state:D stack:0 pid:6903 tgid:6903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.852369][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.852412][ T32] Call trace: [ 1351.852442][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.852490][ T32] r10:8291a684 r9:ed4cdd84 r8:00000002 r7:60000113 r6:ed4cdd8c r5:84b4b000 [ 1351.852522][ T32] r4:84b4b000 [ 1351.852544][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.852608][ T32] r5:84b4b000 r4:8291a680 [ 1351.852643][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.852686][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.852766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4cde08 [ 1351.852792][ T32] r4:00000000 [ 1351.852811][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.852844][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.852919][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.852963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537fcc0 [ 1351.852987][ T32] r4:00000000 [ 1351.853015][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.853062][ T32] r9:83018205 r8:84b4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1351.853094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.853174][ T32] r5:00001000 r4:ed1d5000 [ 1351.853197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.853257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.853307][ T32] r5:85c3338c r4:85c33000 [ 1351.853348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.853397][ T32] r7:ddde2d80 r6:83018200 r5:85c3338c r4:8540fd80 [ 1351.853418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.853473][ T32] r10:61c88647 r9:84b4b000 r8:8540fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.853500][ T32] r4:8540fd80 [ 1351.853519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.853579][ T32] r10:00000000 r9:8540fd80 r8:80287e08 r7:ed4b9e60 r6:8522be00 r5:84b4b000 [ 1351.853626][ T32] r4:00000001 [ 1351.853659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.862483][ T32] Exception stack(0xed4cdfb0 to 0xed4cdff8) [ 1351.862566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.862629][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.863225][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.863653][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1351.867764][ T32] r4:e0581dc0 ** 3 printk messages dropped ** [ 1351.867927][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1351.868348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.868643][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1351.868891][ T32] INFO: task kworker/1:830:6905 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1351.869047][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.869089][ T32] Call trace: [ 1351.869130][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.869208][ T32] r10:8291a684 r9:ed4d1d84 r8:00000002 r7:60000113 r6:ed4d1d8c r5:84b4bc00 [ 1351.869241][ T32] r4:84b4bc00 [ 1351.869262][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.869313][ T32] r5:84b4bc00 r4:8291a680 [ 1351.869333][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.869373][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.869440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4d1e08 [ 1351.869466][ T32] r4:00000000 [ 1351.869487][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.869540][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.869578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.869629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537f240 [ 1351.869654][ T32] r4:00000000 [ 1351.869674][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.869721][ T32] r9:83018205 r8:84b4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1351.869744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.869785][ T32] r5:00001000 r4:ebe21000 [ 1351.869804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.869852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.869898][ T32] r5:85c3438c r4:85c34000 [ 1351.869918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.869971][ T32] r7:ddde2d80 r6:83018200 r5:85c3438c r4:8540fe00 [ 1351.870012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.870062][ T32] r10:61c88647 r9:84b4bc00 r8:8540fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.870085][ T32] r4:8540fe00 [ 1351.870104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.870147][ T32] r10:00000000 r9:8540fe00 r8:80287e08 r7:ed4b9e60 r6:8522be80 r5:84b4bc00 [ 1351.870169][ T32] r4:00000001 [ 1351.870196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.870234][ T32] Exception stack(0xed4d1fb0 to 0xed4d1ff8) [ 1351.870262][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.870303][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.870334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.870362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.870404][ T32] r4:8537fd00 [ 1351.870756][ T32] INFO: task kworker/1:830:6905 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.870790][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.870891][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.870959][ T32] Call trace: [ 1351.871003][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.871056][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.871079][ T32] r4:00000000 [ 1351.871098][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.871151][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.871182][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.871212][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.871236][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.871269][ T32] r5:80070013 r4:80239bb0 [ 1351.871292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.871341][ T32] r4:82ac21e4 [ 1351.871361][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.871403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.871425][ T32] r4:e0581dc0 [ 1351.871444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.871485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.871508][ T32] r4:00000000 [ 1351.871527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.871569][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 1 printk messages dropped ** [ 1351.871632][ T32] r5:00001000 r4:eecd1000 ** 7 printk messages dropped ** [ 1351.871938][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1351.872023][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.872141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.872402][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.872720][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.873103][ T32] r9:83018205 r8:84b4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1351.873288][ T32] r5:85c33b8c r4:85c33800 ** 3 printk messages dropped ** [ 1351.873439][ T32] r10:61c88647 r9:84b4c800 r8:8540feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.873685][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.886194][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1351.886471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1351.886900][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1351.887350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1351.887570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.887827][ T32] task:kworker/1:832 state:D stack:0 pid:6909 tgid:6909 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.888253][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4e1e08 ** 5 printk messages dropped ** [ 1351.888454][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.888667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.888782][ T32] r7:ddde2d80 r6:83018200 r5:85c33f8c r4:8540ff00 ** 4 printk messages dropped ** [ 1351.888966][ T32] r10:00000000 r9:8540ff00 r8:80287e08 r7:ed4d1e60 r6:8522bf80 r5:84b4ec00 ** 9 printk messages dropped ** [ 1351.889488][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.889602][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.889668][ T32] Call trace: [ 1351.889721][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.889794][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.889821][ T32] r4:00000000 [ 1351.889846][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.889897][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.889939][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.889982][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.890011][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.890055][ T32] r5:80070013 r4:80239bb0 [ 1351.890078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.890118][ T32] r4:82ac21e4 [ 1351.890145][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.890188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.890210][ T32] r4:e0581dc0 [ 1351.890229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.890288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.890329][ T32] r4:00000000 [ 1351.890352][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.890397][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.890419][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.890460][ T32] r5:00001000 r4:eecd1000 [ 1351.890489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.890531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.890573][ T32] r5:85d62f8c r4:85d62c00 [ 1351.890621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.890699][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.890742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.890792][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.890814][ T32] r4:8509f580 [ 1351.890833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.890879][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.890914][ T32] r4:00000001 [ 1351.890936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.890972][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.891012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.891063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.891094][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.891132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.891156][ T32] r4:8509db40 [ 1351.891206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.891234][ T32] INFO: task kworker/1:833:6911 blocked for more than 478 seconds. [ 1351.891261][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.891284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.891325][ T32] task:kworker/1:833 state:D stack:0 pid:6911 tgid:6911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.891373][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.891426][ T32] Call trace: [ 1351.891459][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.891509][ T32] r10:8291a684 r9:ed4e9d84 r8:00000002 r7:60000113 r6:ed4e9d8c r5:84b4e000 [ 1351.891531][ T32] r4:84b4e000 [ 1351.891566][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.891613][ T32] r5:84b4e000 r4:8291a680 [ 1351.891642][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.891684][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.891727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4e9e08 [ 1351.891749][ T32] r4:00000000 [ 1351.891768][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.891801][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.891834][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.891873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa280 [ 1351.891916][ T32] r4:00000000 [ 1351.891939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.891984][ T32] r9:83018205 r8:84b4e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1351.892026][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.892071][ T32] r5:00001000 r4:ecbe5000 [ 1351.892114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.892163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.892204][ T32] r5:85c3538c r4:85c35000 [ 1351.892224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.892277][ T32] r7:ddde2d80 r6:83018200 r5:85c3538c r4:8540ff80 [ 1351.892322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.892371][ T32] r10:61c88647 r9:84b4e000 r8:8540ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.892393][ T32] r4:8540ff80 [ 1351.892412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.892458][ T32] r10:00000000 r9:8540ff80 r8:80287e08 r7:ed4d1e60 r6:8522b300 r5:84b4e000 [ 1351.892481][ T32] r4:00000001 [ 1351.892500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.892559][ T32] Exception stack(0xed4e9fb0 to 0xed4e9ff8) [ 1351.892612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.892644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.892679][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.892729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.892815][ T32] r4:8537f180 [ 1351.893038][ T32] INFO: task kworker/1:833:6911 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.893075][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.893151][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.893238][ T32] Call trace: [ 1351.893301][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.893363][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.893387][ T32] r4:00000000 [ 1351.893407][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.893466][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.893525][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.893563][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.893589][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.893612][ T32] r5:80070013 r4:80239bb0 [ 1351.893632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.893672][ T32] r4:82ac21e4 [ 1351.893691][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.910208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.910328][ T32] r4:e0581dc0 [ 1351.910359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.910440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.910473][ T32] r4:00000000 [ 1351.910524][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.910578][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.910602][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.910671][ T32] r5:00001000 r4:eecd1000 [ 1351.910697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.910765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.910814][ T32] r5:85d62f8c r4:85d62c00 [ 1351.910836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.910884][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.910999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.911053][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.911077][ T32] r4:8509f580 [ 1351.911097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.911189][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.911239][ T32] r4:00000001 [ 1351.911263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.911336][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.911372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.911425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.911457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1351.911537][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1351.911802][ T32] task:kworker/1:834 state:D stack:0 pid:6913 tgid:6913 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.912367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4f1e08 ** 8 printk messages dropped ** [ 1351.912692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.912835][ T32] r5:85c3478c r4:85c34400 ** 2 printk messages dropped ** [ 1351.912957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.913193][ T32] Exception stack(0xed4f1fb0 to 0xed4f1ff8) ** 6 printk messages dropped ** [ 1351.920404][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.920938][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1351.921320][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1351.921665][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1351.921851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1351.922087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.922448][ T32] task:kworker/1:835 state:D stack:0 pid:6915 tgid:6915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.922501][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.922639][ T32] Call trace: [ 1351.922721][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.922776][ T32] r10:8291a684 r9:ed4f9d84 r8:00000002 r7:60000113 r6:ed4f9d8c r5:85c60c00 [ 1351.922800][ T32] r4:85c60c00 [ 1351.922821][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.922882][ T32] r5:85c60c00 r4:8291a680 [ 1351.922939][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.923030][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.923083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4f9e08 [ 1351.923106][ T32] r4:00000000 [ 1351.923126][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.923161][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.923219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.923264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa040 [ 1351.923292][ T32] r4:00000000 [ 1351.923314][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.923357][ T32] r9:83018205 r8:85c60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1351.923379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.923488][ T32] r5:00001000 r4:ec9cf000 [ 1351.923512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.923552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.923620][ T32] r5:85c34b8c r4:85c34800 [ 1351.923668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.923751][ T32] r7:ddde2d80 r6:83018200 r5:85c34b8c r4:8532c080 [ 1351.932754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.932864][ T32] r10:61c88647 r9:85c60c00 r8:8532c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.932894][ T32] r4:8532c080 [ 1351.932916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.933014][ T32] r10:00000000 r9:8532c080 r8:80287e08 r7:ed4e9e60 r6:8523f080 r5:85c60c00 [ 1351.933086][ T32] r4:00000001 [ 1351.933118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.933184][ T32] Exception stack(0xed4f9fb0 to 0xed4f9ff8) [ 1351.933265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.933306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.933338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.933369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.933392][ T32] r4:852fa080 [ 1351.934212][ T32] INFO: task kworker/1:835:6915 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.934296][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.934374][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.934429][ T32] Call trace: [ 1351.934479][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.934551][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.934602][ T32] r4:00000000 [ 1351.934627][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.934741][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.934774][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.934804][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.934828][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.934854][ T32] r5:80070013 r4:80239bb0 [ 1351.934874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.934916][ T32] r4:82ac21e4 [ 1351.934954][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.935007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.935044][ T32] r4:e0581dc0 [ 1351.935068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.935133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.935161][ T32] r4:00000000 [ 1351.935181][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.935227][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.935251][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.935345][ T32] r5:00001000 r4:eecd1000 [ 1351.935375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.935422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.935466][ T32] r5:85d62f8c r4:85d62c00 [ 1351.935487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.935612][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.935638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.935712][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.935764][ T32] r4:8509f580 [ 1351.935792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.935852][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.935880][ T32] r4:00000001 [ 1351.935900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.935937][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.935965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.935994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.936020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.936048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.936072][ T32] r4:8509db40 [ 1351.936097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.936128][ T32] INFO: task kworker/1:836:6917 blocked for more than 478 seconds. [ 1351.936161][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.936203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.936275][ T32] task:kworker/1:836 state:D stack:0 pid:6917 tgid:6917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.936418][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.936466][ T32] Call trace: [ 1351.936497][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.936547][ T32] r10:8291a684 r9:ed501d84 r8:00000002 r7:60000013 r6:ed501d8c r5:85c62400 [ 1351.936569][ T32] r4:85c62400 [ 1351.936611][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.936660][ T32] r5:85c62400 r4:8291a680 [ 1351.936682][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.936722][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.936764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed501e08 [ 1351.936786][ T32] r4:00000000 [ 1351.936805][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.936856][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.936895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.937015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa1c0 [ 1351.937112][ T32] r4:00000000 [ 1351.937135][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.937180][ T32] r9:83018205 r8:85c62400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1351.937250][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.937329][ T32] r5:00001000 r4:eca63000 [ 1351.937354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.937395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.937437][ T32] r5:85c34f8c r4:85c34c00 [ 1351.937457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.937525][ T32] r7:ddde2d80 r6:83018200 r5:85c34f8c r4:8532c100 [ 1351.937550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.937597][ T32] r10:61c88647 r9:85c62400 r8:8532c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.937707][ T32] r4:8532c100 [ 1351.937731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.937788][ T32] r10:00000000 r9:8532c100 r8:80287e08 r7:ed4e9e60 r6:8523f100 r5:85c62400 [ 1351.937816][ T32] r4:00000001 [ 1351.937858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.937898][ T32] Exception stack(0xed501fb0 to 0xed501ff8) [ 1351.937981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.938041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.938085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.938125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.938157][ T32] r4:852fa080 [ 1351.938538][ T32] INFO: task kworker/1:836:6917 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.938577][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.938683][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.938749][ T32] Call trace: [ 1351.938807][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.938861][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.938885][ T32] r4:00000000 [ 1351.938905][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.938967][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.938999][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.939051][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.939104][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.939139][ T32] r5:80070013 r4:80239bb0 [ 1351.939160][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.939202][ T32] r4:82ac21e4 [ 1351.939246][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.939311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.939338][ T32] r4:e0581dc0 [ 1351.939358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.939400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.939422][ T32] r4:00000000 [ 1351.939441][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.939485][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.939507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.939547][ T32] r5:00001000 r4:eecd1000 [ 1351.939589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.939634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.939678][ T32] r5:85d62f8c r4:85d62c00 [ 1351.939698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.939942][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1351.940379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1351.940730][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.940962][ T32] r5:85c61800 r4:8291a680 ** 2 printk messages dropped ** [ 1351.941063][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed509e08 ** 7 printk messages dropped ** [ 1351.941309][ T32] r9:83018205 r8:85c61800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1351.941495][ T32] r5:85c3678c r4:85c36400 ** 1 printk messages dropped ** [ 1351.941559][ T32] r7:ddde2d80 r6:83018200 r5:85c3678c r4:8532c180 ** 5 printk messages dropped ** [ 1351.941819][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.941985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.942685][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1351.943148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1351.943605][ T32] r5:00001000 r4:eecd1000 ** 4 printk messages dropped ** [ 1351.958138][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 5 printk messages dropped ** [ 1351.958368][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.958570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.958954][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.959271][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.959484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa480 ** 7 printk messages dropped ** [ 1351.959927][ T32] r5:85c3578c r4:85c35400 [ 1351.959949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.960115][ T32] r10:61c88647 r9:85c60000 r8:8532c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.960420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.960473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.960507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.960531][ T32] r4:852fa400 [ 1351.960963][ T32] INFO: task kworker/1:838:6921 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.961045][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.961135][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.961208][ T32] Call trace: [ 1351.961277][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.961344][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.961381][ T32] r4:00000000 [ 1351.961427][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.961496][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.961649][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.961707][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.961737][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.961763][ T32] r5:80070013 r4:80239bb0 [ 1351.961784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.961836][ T32] r4:82ac21e4 [ 1351.961867][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.961981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.962007][ T32] r4:e0581dc0 [ 1351.962030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.962071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.962094][ T32] r4:00000000 [ 1351.962119][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.962171][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.962195][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.962290][ T32] r5:00001000 r4:eecd1000 [ 1351.962315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.962355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.962396][ T32] r5:85d62f8c r4:85d62c00 [ 1351.962439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.962490][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.962530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.962581][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.962603][ T32] r4:8509f580 [ 1351.962650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.962700][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.962723][ T32] r4:00000001 [ 1351.962744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.962778][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.962804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.962831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.962857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.962886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.962909][ T32] r4:8509db40 [ 1351.963022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.963051][ T32] INFO: task kworker/1:839:6924 blocked for more than 478 seconds. [ 1351.963124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.963153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.963175][ T32] task:kworker/1:839 state:D stack:0 pid:6924 tgid:6924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.963330][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.963395][ T32] Call trace: [ 1351.963451][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.963506][ T32] r10:8291a684 r9:ed51dd84 r8:00000002 r7:60000013 r6:ed51dd8c r5:85c63000 [ 1351.963530][ T32] r4:85c63000 [ 1351.963567][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.963724][ T32] r5:85c63000 r4:8291a680 [ 1351.971876][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.971965][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.972015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed51de08 [ 1351.972039][ T32] r4:00000000 [ 1351.972060][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.972096][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.972137][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.972179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa580 [ 1351.972202][ T32] r4:00000000 [ 1351.972223][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.972268][ T32] r9:83018205 r8:85c63000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.972298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.972373][ T32] r5:00001000 r4:ecdcd000 [ 1351.972394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.972435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.972479][ T32] r5:85c35b8c r4:85c35800 [ 1351.972523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.972577][ T32] r7:ddde2d80 r6:83018200 r5:85c35b8c r4:8532c280 [ 1351.972599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.972646][ T32] r10:61c88647 r9:85c63000 r8:8532c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.972669][ T32] r4:8532c280 [ 1351.972690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.972734][ T32] r10:00000000 r9:8532c280 r8:80287e08 r7:ed509e60 r6:8523f280 r5:85c63000 [ 1351.972758][ T32] r4:00000001 [ 1351.972777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.972814][ T32] Exception stack(0xed51dfb0 to 0xed51dff8) [ 1351.972844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.972872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.972932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.972965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.973025][ T32] r4:852fa440 [ 1351.973526][ T32] INFO: task kworker/1:839:6924 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1351.973569][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.973718][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.978608][ T32] Call trace: [ 1351.978777][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.978854][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1351.978881][ T32] r4:00000000 [ 1351.978902][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.978946][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.978999][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1351.979034][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.979061][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.979085][ T32] r5:80070013 r4:80239bb0 [ 1351.979107][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.979149][ T32] r4:82ac21e4 [ 1351.979170][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.979211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.979234][ T32] r4:e0581dc0 [ 1351.979255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.979355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1351.979429][ T32] r4:00000000 [ 1351.979475][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.979532][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1351.979556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.979602][ T32] r5:00001000 r4:eecd1000 [ 1351.979623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.979662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.979709][ T32] r5:85d62f8c r4:85d62c00 [ 1351.979731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.979778][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1351.979800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.979848][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.979870][ T32] r4:8509f580 [ 1351.979890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.979935][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1351.979976][ T32] r4:00000001 [ 1351.980001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.980039][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.980079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.980111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.980161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.980218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.980244][ T32] r4:8509db40 [ 1351.980268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.980338][ T32] INFO: task kworker/1:840:6925 blocked for more than 478 seconds. [ 1351.980377][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.980410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1351.980683][ T32] r4:854f4800 ** 4 printk messages dropped ** [ 1351.980892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4ade08 ** 8 printk messages dropped ** [ 1351.981188][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.981343][ T32] r5:85c35f8c r4:85c35c00 [ 1351.981364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.981461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.981783][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.982514][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.982963][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1351.983425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1351.997408][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1351.997740][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1351.997948][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1351.998238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1351.998535][ T32] r10:8291a684 r9:ed521d84 r8:00000002 r7:60000113 r6:ed521d8c r5:854f5400 ** 5 printk messages dropped ** [ 1351.998854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed521e08 ** 7 printk messages dropped ** [ 1351.999146][ T32] r9:83018205 r8:854f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 1351.999356][ T32] r5:85c3638c r4:85c36000 ** 1 printk messages dropped ** [ 1351.999465][ T32] r7:ddde2d80 r6:83018200 r5:85c3638c r4:8532c400 ** 2 printk messages dropped ** [ 1351.999569][ T32] r4:8532c400 ** 5 printk messages dropped ** [ 1351.999796][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.000652][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.000976][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1352.001319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1352.001649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.001836][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1352.001936][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.002024][ T32] r4:00000001 [ 1352.002070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.002111][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.002139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.002190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.002221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.002250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.002273][ T32] r4:8509db40 [ 1352.002301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.002327][ T32] INFO: task kworker/1:842:6931 blocked for more than 478 seconds. [ 1352.002357][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.002381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.002403][ T32] task:kworker/1:842 state:D stack:0 pid:6931 tgid:6931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.002469][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.002514][ T32] Call trace: [ 1352.002546][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.002598][ T32] r10:8291a684 r9:ed525d84 r8:00000002 r7:60000113 r6:ed525d8c r5:854f6000 [ 1352.002622][ T32] r4:854f6000 [ 1352.002643][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.002689][ T32] r5:854f6000 r4:8291a680 [ 1352.002710][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.002750][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.002816][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed525e08 [ 1352.002844][ T32] r4:00000000 [ 1352.002884][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.002923][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.002958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.003000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211000 [ 1352.003024][ T32] r4:00000000 [ 1352.003045][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.003099][ T32] r9:83018205 r8:854f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1352.003145][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.003191][ T32] r5:00001000 r4:ecf67000 [ 1352.003212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.003271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.003323][ T32] r5:85c37b8c r4:85c37800 [ 1352.003345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.003420][ T32] r7:ddde2d80 r6:83018200 r5:85c37b8c r4:8532c500 [ 1352.003445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.003494][ T32] r10:61c88647 r9:854f6000 r8:8532c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.003517][ T32] r4:8532c500 [ 1352.003537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.003581][ T32] r10:00000000 r9:8532c500 r8:80287e08 r7:ed509e60 r6:8532c580 r5:854f6000 [ 1352.003622][ T32] r4:00000001 [ 1352.003646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.003682][ T32] Exception stack(0xed525fb0 to 0xed525ff8) [ 1352.013500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.013596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.013633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.013677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.013997][ T32] r4:852fa940 [ 1352.014457][ T32] INFO: task kworker/1:842:6931 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.014498][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.014603][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.014710][ T32] Call trace: [ 1352.014750][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.014811][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.014837][ T32] r4:00000000 [ 1352.014858][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.014899][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.014938][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.015003][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.015052][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.015079][ T32] r5:80070013 r4:80239bb0 [ 1352.015100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.015157][ T32] r4:82ac21e4 [ 1352.015182][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.015226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.015250][ T32] r4:e0581dc0 [ 1352.015294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.015349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.015373][ T32] r4:00000000 [ 1352.015394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.015454][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.015495][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.015569][ T32] r5:00001000 r4:eecd1000 [ 1352.015596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.015640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.015724][ T32] r5:85d62f8c r4:85d62c00 [ 1352.015755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.015805][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.015909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.016124][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.016161][ T32] r4:8509f580 [ 1352.016202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.016278][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.016361][ T32] r4:00000001 [ 1352.016384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.016422][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.016463][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.016495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.016521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.016554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.016577][ T32] r4:8509db40 [ 1352.016597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.016625][ T32] INFO: task kworker/1:843:6932 blocked for more than 478 seconds. [ 1352.016657][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.016681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.016730][ T32] task:kworker/1:843 state:D stack:0 pid:6932 tgid:6932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.016780][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.016829][ T32] Call trace: [ 1352.016872][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.016954][ T32] r10:8291a684 r9:ed529d84 r8:00000002 r7:60000113 r6:ed529d8c r5:854f6c00 [ 1352.016978][ T32] r4:854f6c00 [ 1352.016998][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.017042][ T32] r5:854f6c00 r4:8291a680 [ 1352.017061][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.017101][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.017144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed529e08 ** 1 printk messages dropped ** [ 1352.017229][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1352.017659][ T32] r5:85c36b8c r4:85c36800 [ 1352.017680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.017725][ T32] r7:ddde2d80 r6:83018200 r5:85c36b8c r4:8532c600 ** 1 printk messages dropped ** [ 1352.017798][ T32] r10:61c88647 r9:854f6c00 r8:8532c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.018095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.018650][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1352.018788][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.018815][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.018868][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.018898][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.018922][ T32] r5:80070013 r4:80239bb0 [ 1352.018961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.019003][ T32] r4:82ac21e4 [ 1352.019024][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.019066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.019127][ T32] r4:e0581dc0 [ 1352.019151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.019194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.019216][ T32] r4:00000000 [ 1352.019235][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.019278][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.019306][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.019347][ T32] r5:00001000 r4:eecd1000 [ 1352.019367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.019404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.019445][ T32] r5:85d62f8c r4:85d62c00 [ 1352.019464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.019509][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.019531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.019578][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.019620][ T32] r4:8509f580 [ 1352.019643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.019702][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.019810][ T32] r4:00000001 [ 1352.019832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.019868][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.019922][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.019953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.019980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.020036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.020082][ T32] r4:8509db40 [ 1352.020104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.020128][ T32] INFO: task kworker/1:844:6934 blocked for more than 478 seconds. [ 1352.020155][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.020178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.020198][ T32] task:kworker/1:844 state:D stack:0 pid:6934 tgid:6934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.020240][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.020333][ T32] Call trace: [ 1352.020365][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.020443][ T32] r10:8291a684 r9:ed52dd84 r8:00000002 r7:60000013 r6:ed52dd8c r5:854f3c00 [ 1352.020544][ T32] r4:854f3c00 [ 1352.020571][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1352.020674][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1352.020880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fac80 ** 7 printk messages dropped ** [ 1352.021168][ T32] r5:85c36f8c r4:85c36c00 [ 1352.021188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.021306][ T32] r10:61c88647 r9:854f3c00 r8:8532c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.021619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.022206][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 8 printk messages dropped ** [ 1352.022546][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.022739][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.022919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.023268][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.023422][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.035963][ T32] r10:8291a684 r9:ed531d84 r8:00000002 r7:60000013 r6:ed531d8c r5:85b9e000 ** 7 printk messages dropped ** [ 1352.036287][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1352.036862][ T32] r5:85c3738c r4:85c37000 [ 1352.036903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.037046][ T32] r4:8532c800 ** 5 printk messages dropped ** [ 1352.037273][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.038030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1352.038326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1352.038710][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.039018][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1352.039231][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1352.039400][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1352.039559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.039581][ T32] task:kworker/1:846 state:D stack:0 pid:6938 tgid:6938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.039648][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.039690][ T32] Call trace: [ 1352.039723][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.039783][ T32] r10:8291a684 r9:ed4a5d84 r8:00000002 r7:60000013 r6:ed4a5d8c r5:85b9d400 [ 1352.039820][ T32] r4:85b9d400 [ 1352.039841][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.039885][ T32] r5:85b9d400 r4:8291a680 [ 1352.039905][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.039958][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.040003][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4a5e08 [ 1352.040065][ T32] r4:00000000 [ 1352.040087][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.040122][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.040179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.040244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853842c0 [ 1352.040275][ T32] r4:00000000 [ 1352.040295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.040366][ T32] r9:83018205 r8:85b9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1352.040389][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.040430][ T32] r5:00001000 r4:ecf4f000 [ 1352.040455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.040516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.040562][ T32] r5:85c3778c r4:85c37400 [ 1352.040583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.040645][ T32] r7:ddde2d80 r6:83018200 r5:85c3778c r4:8532c900 [ 1352.040672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.040747][ T32] r10:61c88647 r9:85b9d400 r8:8532c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.040776][ T32] r4:8532c900 [ 1352.040796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.040890][ T32] r10:00000000 r9:8532c900 r8:80287e08 r7:ed525e60 r6:8532c980 r5:85b9d400 [ 1352.040917][ T32] r4:00000001 [ 1352.040938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.040973][ T32] Exception stack(0xed4a5fb0 to 0xed4a5ff8) [ 1352.040999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.041047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.041077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.041106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.041128][ T32] r4:852fad80 [ 1352.041366][ T32] INFO: task kworker/1:846:6938 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.041401][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.041469][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.041513][ T32] Call trace: [ 1352.041571][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.041636][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.041663][ T32] r4:00000000 [ 1352.041682][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.041741][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.041772][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.041801][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.041826][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.041850][ T32] r5:80070013 r4:80239bb0 [ 1352.041881][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.041928][ T32] r4:82ac21e4 [ 1352.041949][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.041992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.042034][ T32] r4:e0581dc0 [ 1352.042063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.042105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.042127][ T32] r4:00000000 [ 1352.042147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.042189][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.042210][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.042250][ T32] r5:00001000 r4:eecd1000 [ 1352.042282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.042329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.042371][ T32] r5:85d62f8c r4:85d62c00 [ 1352.042402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.042459][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.042485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.042532][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.042564][ T32] r4:8509f580 [ 1352.042586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.042633][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.042655][ T32] r4:00000001 [ 1352.042685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.042723][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.042749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.042791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.042822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.042850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.042872][ T32] r4:8509db40 [ 1352.042891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.042914][ T32] INFO: task kworker/1:847:6940 blocked for more than 478 seconds. [ 1352.042940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.042963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.042996][ T32] task:kworker/1:847 state:D stack:0 pid:6940 tgid:6940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.043042][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.043082][ T32] Call trace: [ 1352.043125][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.043185][ T32] r10:8291a684 r9:ed535d84 r8:00000002 r7:60000013 r6:ed535d8c r5:85ba0000 [ 1352.043211][ T32] r4:85ba0000 [ 1352.043232][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.043276][ T32] r5:85ba0000 r4:8291a680 [ 1352.043296][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.043341][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.043381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed535e08 [ 1352.043417][ T32] r4:00000000 [ 1352.043458][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.043496][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.043531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.043570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211200 [ 1352.043593][ T32] r4:00000000 [ 1352.043612][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.043654][ T32] r9:83018205 r8:85ba0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1352.043675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.059279][ T32] r5:00001000 r4:ecf7b000 [ 1352.059341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.059405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.059450][ T32] r5:85c37f8c r4:85c37c00 [ 1352.059471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.059537][ T32] r7:ddde2d80 r6:83018200 r5:85c37f8c r4:8532ca00 [ 1352.059563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.059612][ T32] r10:61c88647 r9:85ba0000 r8:8532ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.059635][ T32] r4:8532ca00 [ 1352.059676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.059731][ T32] r10:00000000 r9:8532ca00 r8:80287e08 r7:ed525e60 r6:8532ca80 r5:85ba0000 [ 1352.059775][ T32] r4:00000001 [ 1352.059801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.059841][ T32] Exception stack(0xed535fb0 to 0xed535ff8) [ 1352.059880][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.059912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.059939][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.059968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.059999][ T32] r4:85211100 [ 1352.060417][ T32] INFO: task kworker/1:847:6940 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.060475][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.060568][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.060638][ T32] Call trace: [ 1352.060670][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.060725][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.060748][ T32] r4:00000000 [ 1352.060785][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.060862][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.060894][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.060923][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.060948][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.061001][ T32] r5:80070013 r4:80239bb0 [ 1352.061024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1352.061161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1352.061542][ T32] r5:85d62f8c r4:85d62c00 ** 5 printk messages dropped ** [ 1352.061740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.061981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.062257][ T32] task:kworker/1:848 state:D stack:0 pid:6941 tgid:6941 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.062803][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.062838][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.062954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.063018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211640 [ 1352.063044][ T32] r4:00000000 [ 1352.063101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.063148][ T32] r9:83018205 r8:85ba0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1352.063191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.063254][ T32] r5:00001000 r4:ecfbd000 [ 1352.063295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.063361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.063409][ T32] r5:85c38b8c r4:85c38800 [ 1352.063449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.063502][ T32] r7:ddde2d80 r6:83018200 r5:85c38b8c r4:8532cb00 [ 1352.063544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.063599][ T32] r10:61c88647 r9:85ba0c00 r8:8532cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.063625][ T32] r4:8532cb00 [ 1352.063646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.063730][ T32] r10:00000000 r9:8532cb00 r8:80287e08 r7:ed535e60 r6:8532cb80 r5:85ba0c00 [ 1352.072118][ T32] r4:00000001 [ 1352.072159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.072237][ T32] Exception stack(0xed539fb0 to 0xed539ff8) [ 1352.072276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.072333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.072362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.072393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.072415][ T32] r4:852111c0 [ 1352.072835][ T32] INFO: task kworker/1:848:6941 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.072872][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.072976][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.073074][ T32] Call trace: [ 1352.073108][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1352.073381][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1352.073647][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.078036][ T32] r5:85d62f8c r4:85d62c00 ** 2 printk messages dropped ** [ 1352.078125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.078192][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.078218][ T32] r4:8509f580 [ 1352.078257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.078334][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.078380][ T32] r4:00000001 [ 1352.078413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.078454][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.078482][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.078511][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.078536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.078565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.078588][ T32] r4:8509db40 [ 1352.078610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.078659][ T32] INFO: task kworker/1:849:6942 blocked for more than 478 seconds. [ 1352.078696][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.078721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.078743][ T32] task:kworker/1:849 state:D stack:0 pid:6942 tgid:6942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.078839][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.078905][ T32] Call trace: [ 1352.078981][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.079057][ T32] r10:8291a684 r9:ed541d84 r8:00000002 r7:60000013 r6:ed541d8c r5:85c65400 [ 1352.079097][ T32] r4:85c65400 [ 1352.079120][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.079185][ T32] r5:85c65400 r4:8291a680 [ 1352.079229][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.079273][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.079321][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed541e08 [ 1352.079364][ T32] r4:00000000 [ 1352.079387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.079442][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.079481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.079586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211480 [ 1352.079612][ T32] r4:00000000 [ 1352.079632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.079694][ T32] r9:83018205 r8:85c65400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1352.079724][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.079804][ T32] r5:00001000 r4:ecf95000 [ 1352.079827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.079867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.079907][ T32] r5:85c3838c r4:85c38000 [ 1352.079928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.079971][ T32] r7:ddde2d80 r6:83018200 r5:85c3838c r4:8532cc00 [ 1352.079991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.080036][ T32] r10:61c88647 r9:85c65400 r8:8532cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.080060][ T32] r4:8532cc00 ** 2 printk messages dropped ** [ 1352.080145][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.080276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.080881][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.081068][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1352.081253][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.081407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1352.081731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.081982][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.082113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.082362][ T32] task:kworker/1:850 state:D stack:0 pid:6946 tgid:6946 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.082864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed549e08 ** 6 printk messages dropped ** [ 1352.083094][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.083317][ T32] r5:85c3878c r4:85c38400 [ 1352.083347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.083486][ T32] r10:61c88647 r9:85c66c00 r8:8532ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1352.093482][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.094561][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.094814][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1352.095121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1352.095540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.095867][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1352.096102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.096405][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.096717][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1352.097006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852117c0 ** 7 printk messages dropped ** [ 1352.097321][ T32] r5:85c38f8c r4:85c38c00 [ 1352.097340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.097468][ T32] r10:61c88647 r9:85c66000 r8:8532cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.097492][ T32] r4:8532cd00 [ 1352.097511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.097573][ T32] r10:00000000 r9:8532cd00 r8:80287e08 r7:ed539e60 r6:8523f400 r5:85c66000 [ 1352.097599][ T32] r4:00000001 [ 1352.097618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.097655][ T32] Exception stack(0xed551fb0 to 0xed551ff8) [ 1352.097681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.097728][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.097759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.097788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.097811][ T32] r4:85211680 [ 1352.098071][ T32] INFO: task kworker/1:851:6948 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.098106][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.098168][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.098211][ T32] Call trace: [ 1352.098241][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.098308][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.098374][ T32] r4:00000000 [ 1352.098417][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.098481][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.098512][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.098567][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.098616][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.098663][ T32] r5:80070013 r4:80239bb0 [ 1352.098706][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.098775][ T32] r4:82ac21e4 [ 1352.098800][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.098843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.098867][ T32] r4:e0581dc0 [ 1352.098886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.098926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.098986][ T32] r4:00000000 [ 1352.099010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.099055][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.099094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.099140][ T32] r5:00001000 r4:eecd1000 [ 1352.099179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.099223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.099266][ T32] r5:85d62f8c r4:85d62c00 [ 1352.099285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.099359][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.099403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.099473][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.099518][ T32] r4:8509f580 [ 1352.099541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.099588][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.099632][ T32] r4:00000001 [ 1352.099654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.099690][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.099719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.099747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.099775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.099804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.099837][ T32] r4:8509db40 [ 1352.099860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.099884][ T32] INFO: task kworker/1:852:6950 blocked for more than 478 seconds. [ 1352.099911][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.099934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.099975][ T32] task:kworker/1:852 state:D stack:0 pid:6950 tgid:6950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.100024][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.100076][ T32] Call trace: [ 1352.100119][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.100181][ T32] r10:8291a684 r9:ed559d84 r8:00000002 r7:60000113 r6:ed559d8c r5:85c64800 [ 1352.100208][ T32] r4:85c64800 [ 1352.100248][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.100327][ T32] r5:85c64800 r4:8291a680 [ 1352.100350][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.100390][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.100433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed559e08 [ 1352.100456][ T32] r4:00000000 [ 1352.100493][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.100539][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.100586][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.100674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211e40 [ 1352.100722][ T32] r4:00000000 [ 1352.100761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.100819][ T32] r9:83018205 r8:85c64800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [ 1352.100844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.100886][ T32] r5:00001000 r4:ed207000 [ 1352.100905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.100943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.101003][ T32] r5:85c3a38c r4:85c3a000 [ 1352.101047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.101108][ T32] r7:ddde2d80 r6:83018200 r5:85c3a38c r4:8532cd80 [ 1352.101146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.101216][ T32] r10:61c88647 r9:85c64800 r8:8532cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.101254][ T32] r4:8532cd80 [ 1352.101276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.101351][ T32] r10:00000000 r9:8532cd80 r8:80287e08 r7:ed551e60 r6:8523f480 r5:85c64800 [ 1352.101377][ T32] r4:00000001 [ 1352.101424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.101462][ T32] Exception stack(0xed559fb0 to 0xed559ff8) [ 1352.101489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.101525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.101574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.101624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.101654][ T32] r4:85211740 [ 1352.101874][ T32] INFO: task kworker/1:852:6950 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.101907][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.101961][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.102002][ T32] Call trace: [ 1352.102031][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.102102][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.102148][ T32] r4:00000000 [ 1352.102171][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.102212][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.102239][ T32] 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.102268][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.102292][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.102323][ T32] r5:80070013 r4:80239bb0 [ 1352.102363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.102405][ T32] r4:82ac21e4 [ 1352.102426][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.102467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.102490][ T32] r4:e0581dc0 [ 1352.102509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.102586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.102612][ T32] r4:00000000 [ 1352.102632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.102696][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.102721][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.102784][ T32] r5:00001000 r4:eecd1000 [ 1352.102807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.102868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.102933][ T32] r5:85d62f8c r4:85d62c00 [ 1352.102976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.103025][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.103078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.103152][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.103178][ T32] r4:8509f580 [ 1352.103197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.103243][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.103294][ T32] r4:00000001 [ 1352.103322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.103358][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.103403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.103434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.103461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.103489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.103511][ T32] r4:8509db40 [ 1352.103530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.103554][ T32] INFO: task kworker/1:853:6951 blocked for more than 478 seconds. [ 1352.103580][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.103602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.103624][ T32] task:kworker/1:853 state:D stack:0 pid:6951 tgid:6951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.103699][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.125772][ T32] Call trace: [ 1352.125815][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.125952][ T32] r10:8291a684 r9:ed55dd84 r8:00000002 r7:60000113 r6:ed55dd8c r5:854f2400 [ 1352.125983][ T32] r4:854f2400 [ 1352.126005][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1352.126226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed55de08 ** 11 printk messages dropped ** [ 1352.126651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.126692][ T32] r5:85c3938c r4:85c39000 ** 1 printk messages dropped ** [ 1352.126781][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:8532ce00 ** 4 printk messages dropped ** [ 1352.126980][ T32] r10:00000000 r9:8532ce00 r8:80287e08 r7:ed559e60 r6:8523f500 r5:854f2400 ** 10 printk messages dropped ** [ 1352.127793][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.128154][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1352.128445][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1352.128823][ T32] r5:00001000 r4:eecd1000 ** 5 printk messages dropped ** [ 1352.129070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.129438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.129840][ T32] r10:8291a684 r9:ed565d84 r8:00000002 r7:60000113 r6:ed565d8c r5:85c63c00 ** 9 printk messages dropped ** [ 1352.130272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.130686][ T32] r5:85c3978c r4:85c39400 [ 1352.130729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.130914][ T32] r4:8532ce80 ** 7 printk messages dropped ** [ 1352.131185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.131692][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1352.132060][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1352.132121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.132170][ T32] r4:e0581dc0 [ 1352.132200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.132271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.132329][ T32] r4:00000000 [ 1352.132354][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.132399][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.132420][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.132461][ T32] r5:00001000 r4:eecd1000 [ 1352.132481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.132519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.132561][ T32] r5:85d62f8c r4:85d62c00 [ 1352.132580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.132654][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.132683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.132730][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.132804][ T32] r4:8509f580 [ 1352.132837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.132903][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.132933][ T32] r4:00000001 [ 1352.132953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.133006][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.133041][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.133079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.133108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.133138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.133160][ T32] r4:8509db40 [ 1352.133179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.133202][ T32] INFO: task kworker/1:855:6955 blocked for more than 478 seconds. [ 1352.133239][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.133289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.133318][ T32] task:kworker/1:855 state:D stack:0 pid:6955 tgid:6955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.133364][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.133405][ T32] Call trace: [ 1352.133464][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.133514][ T32] r10:8291a684 r9:ed56dd84 r8:00000002 r7:60000113 r6:ed56dd8c r5:854f8c00 [ 1352.133536][ T32] r4:854f8c00 [ 1352.133555][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.133598][ T32] r5:854f8c00 r4:8291a680 [ 1352.133617][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.133655][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.140069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed56de08 [ 1352.140142][ T32] r4:00000000 [ 1352.140166][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.140218][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.140276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.140353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211b80 [ 1352.140378][ T32] r4:00000000 [ 1352.140398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.140465][ T32] r9:83018205 r8:854f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1352.140501][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.140565][ T32] r5:00001000 r4:ed1ed000 [ 1352.140590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.140647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.140711][ T32] r5:85c39b8c r4:85c39800 [ 1352.140735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.140792][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:8532cf00 [ 1352.140818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.140887][ T32] r10:61c88647 r9:854f8c00 r8:8532cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.140944][ T32] r4:8532cf00 [ 1352.140989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.141042][ T32] r10:00000000 r9:8532cf00 r8:80287e08 r7:ed559e60 r6:8523f600 r5:854f8c00 [ 1352.141077][ T32] r4:00000001 [ 1352.141110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.141170][ T32] Exception stack(0xed56dfb0 to 0xed56dff8) [ 1352.141203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.141252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.141281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.141329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.141357][ T32] r4:85211a00 [ 1352.141784][ T32] INFO: task kworker/1:855:6955 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.141843][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.141921][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.141967][ T32] Call trace: [ 1352.142013][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.142067][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.142090][ T32] r4:00000000 [ 1352.142109][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.142148][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.142175][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.142210][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.142237][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.142261][ T32] r5:80070013 r4:80239bb0 [ 1352.142304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.142371][ T32] r4:82ac21e4 [ 1352.142396][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.142440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.142462][ T32] r4:e0581dc0 [ 1352.142482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.142521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.142543][ T32] r4:00000000 [ 1352.142562][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.142626][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.142651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.142695][ T32] r5:00001000 r4:eecd1000 [ 1352.142715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.142772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.142818][ T32] r5:85d62f8c r4:85d62c00 [ 1352.142838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.142903][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.142927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.142975][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.142998][ T32] r4:8509f580 [ 1352.143025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.143074][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.143118][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1352.143197][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 8 printk messages dropped ** [ 1352.143523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1352.151593][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.151882][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.152192][ T32] r5:85c39f8c r4:85c39c00 [ 1352.152237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.152432][ T32] r10:61c88647 r9:854f8000 r8:8532cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.152804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1352.152870][ T32] r4:85211bc0 [ 1352.153302][ T32] INFO: task kworker/1:856:6957 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.153341][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.153456][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.153523][ T32] Call trace: [ 1352.153566][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.153633][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.153680][ T32] r4:00000000 [ 1352.153766][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.159901][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.159949][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.159996][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.160044][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.160096][ T32] r5:80070013 r4:80239bb0 [ 1352.160128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.160181][ T32] r4:82ac21e4 [ 1352.160215][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.160261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.160284][ T32] r4:e0581dc0 [ 1352.160335][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.160381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.160404][ T32] r4:00000000 [ 1352.160423][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.160471][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.160493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.160552][ T32] r5:00001000 r4:eecd1000 [ 1352.160576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.160617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.160670][ T32] r5:85d62f8c r4:85d62c00 [ 1352.160694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.160742][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.160763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.160809][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.160831][ T32] r4:8509f580 [ 1352.160888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.160938][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.160961][ T32] r4:00000001 [ 1352.160980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1352.161070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.161393][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.161575][ T32] r4:854f9800 [ 1352.161595][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.161641][ T32] r5:854f9800 r4:8291a680 [ 1352.161661][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.161700][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.161741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed581e08 [ 1352.161791][ T32] r4:00000000 [ 1352.161815][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.162001][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.162058][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.162103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4040 [ 1352.162127][ T32] r4:00000000 [ 1352.162147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.162189][ T32] r9:83018205 r8:854f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1352.162238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.162288][ T32] r5:00001000 r4:ed213000 [ 1352.162315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.162366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.162413][ T32] r5:85c3a78c r4:85c3a400 [ 1352.162433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.162478][ T32] r7:ddde2d80 r6:83018200 r5:85c3a78c r4:851b3000 [ 1352.162499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.162544][ T32] r10:61c88647 r9:854f9800 r8:851b302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.162566][ T32] r4:851b3000 [ 1352.162586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.162631][ T32] r10:00000000 r9:851b3000 r8:80287e08 r7:ed559e60 r6:8523f700 r5:854f9800 ** 4 printk messages dropped ** [ 1352.162806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.163518][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.163745][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1352.171890][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1352.172212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 11 printk messages dropped ** [ 1352.172747][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.173098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.173498][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.173659][ T32] r4:854fa400 ** 4 printk messages dropped ** [ 1352.177892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed589e08 ** 6 printk messages dropped ** [ 1352.178183][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.178451][ T32] r5:85c3ab8c r4:85c3a800 [ 1352.178473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.178540][ T32] r7:ddde2d80 r6:83018200 r5:85c3ab8c r4:851b3080 [ 1352.178566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.178632][ T32] r10:61c88647 r9:854fa400 r8:851b30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1352.178762][ T32] r10:00000000 r9:851b3080 r8:80287e08 r7:ed581e60 r6:8523f780 r5:854fa400 [ 1352.178785][ T32] r4:00000001 [ 1352.178804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.178840][ T32] Exception stack(0xed589fb0 to 0xed589ff8) [ 1352.178868][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.178896][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.178923][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.178951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.178972][ T32] r4:851b4000 [ 1352.179367][ T32] INFO: task kworker/1:858:6962 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.179403][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.179525][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.179624][ T32] Call trace: [ 1352.179655][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.179728][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.179788][ T32] r4:00000000 [ 1352.179811][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.179882][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.179913][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.179942][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.179967][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.179999][ T32] r5:80070013 r4:80239bb0 [ 1352.180022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.180061][ T32] r4:82ac21e4 [ 1352.180081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.180123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.180145][ T32] r4:e0581dc0 [ 1352.180164][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.180228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.180315][ T32] r4:00000000 [ 1352.180341][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.180387][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.180431][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.180476][ T32] r5:00001000 r4:eecd1000 [ 1352.180497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.180536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.180576][ T32] r5:85d62f8c r4:85d62c00 [ 1352.180609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.180658][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.180679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.180726][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.180748][ T32] r4:8509f580 [ 1352.180776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.180825][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.180847][ T32] r4:00000001 [ 1352.180865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.180900][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.180935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.180966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.180992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.181019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.181041][ T32] r4:8509db40 [ 1352.181062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.181087][ T32] INFO: task kworker/1:859:6964 blocked for more than 478 seconds. [ 1352.181116][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.181139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.181187][ T32] task:kworker/1:859 state:D stack:0 pid:6964 tgid:6964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.181236][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.181276][ T32] Call trace: [ 1352.181334][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.181393][ T32] r10:8291a684 r9:ed591d84 r8:00000002 r7:60000113 r6:ed591d8c r5:854fb000 [ 1352.181419][ T32] r4:854fb000 [ 1352.181450][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.181544][ T32] r5:854fb000 r4:8291a680 [ 1352.181598][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.181640][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.181681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed591e08 [ 1352.181713][ T32] r4:00000000 [ 1352.181735][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.181770][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.181833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.181889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4280 [ 1352.181914][ T32] r4:00000000 [ 1352.181972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.182019][ T32] r9:83018205 r8:854fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 1352.182062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.182108][ T32] r5:00001000 r4:ed231000 [ 1352.182138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.182191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.182259][ T32] r5:85c3af8c r4:85c3ac00 [ 1352.182283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1352.182365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.182752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.183120][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.183472][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.183497][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.183542][ T32] r5:80070013 r4:80239bb0 [ 1352.183568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.183607][ T32] r4:82ac21e4 [ 1352.183627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.183734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.193645][ T32] r4:e0581dc0 [ 1352.193713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.193986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.194019][ T32] r4:00000000 [ 1352.194041][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.194119][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.194149][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.194198][ T32] r5:00001000 r4:eecd1000 [ 1352.194224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.194265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.194315][ T32] r5:85d62f8c r4:85d62c00 [ 1352.194336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.194383][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.194427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.194480][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.194539][ T32] r4:8509f580 [ 1352.194563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.194610][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.194633][ T32] r4:00000001 [ 1352.194673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.194714][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.194744][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.194773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.194800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.194898][ T32] INFO: task kworker/1:860:6966 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.195217][ T32] r4:85ba1800 ** 3 printk messages dropped ** [ 1352.195344][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.195676][ T32] r9:83018205 r8:85ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 ** 4 printk messages dropped ** [ 1352.195913][ T32] r5:85c3bb8c r4:85c3b800 [ 1352.195932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.196041][ T32] r10:61c88647 r9:85ba1800 r8:851b31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1352.196408][ T32] r4:851b42c0 ** 2 printk messages dropped ** [ 1352.196896][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.197150][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1352.197372][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1352.197516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.197578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.197604][ T32] r4:00000000 [ 1352.197625][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.197669][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.197691][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.197731][ T32] r5:00001000 r4:eecd1000 [ 1352.197750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.197797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.197863][ T32] r5:85d62f8c r4:85d62c00 [ 1352.197886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.197933][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.197954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.197998][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.198020][ T32] r4:8509f580 [ 1352.198039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.198084][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.198106][ T32] r4:00000001 [ 1352.198124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.198178][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.198232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.198263][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.198290][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.198323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.198347][ T32] r4:8509db40 [ 1352.198367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.198391][ T32] INFO: task kworker/1:861:6968 blocked for more than 478 seconds. [ 1352.198436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.198484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.198507][ T32] task:kworker/1:861 state:D stack:0 pid:6968 tgid:6968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.198582][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.198646][ T32] Call trace: [ 1352.198687][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.198736][ T32] r10:8291a684 r9:ed545d84 r8:00000002 r7:60000113 r6:ed545d8c r5:85ba3000 [ 1352.198759][ T32] r4:85ba3000 [ 1352.198778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.198850][ T32] r5:85ba3000 r4:8291a680 [ 1352.198874][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.198913][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.198955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed545e08 [ 1352.198978][ T32] r4:00000000 [ 1352.198996][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.199039][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.199081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.199131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4400 [ 1352.199173][ T32] r4:00000000 [ 1352.199196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.199240][ T32] r9:83018205 r8:85ba3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [ 1352.199281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.199347][ T32] r5:00001000 r4:ed243000 [ 1352.199394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.199439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.199482][ T32] r5:85c3b38c r4:85c3b000 [ 1352.199505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.199567][ T32] r7:ddde2d80 r6:83018200 r5:85c3b38c r4:851b3280 [ 1352.199599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.199648][ T32] r10:61c88647 r9:85ba3000 r8:851b32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.199671][ T32] r4:851b3280 [ 1352.199720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.199768][ T32] r10:00000000 r9:851b3280 r8:80287e08 r7:ed53de60 r6:851b3300 r5:85ba3000 [ 1352.199799][ T32] r4:00000001 [ 1352.199821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.199876][ T32] Exception stack(0xed545fb0 to 0xed545ff8) [ 1352.199907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.199976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.200067][ T32] r4:851b42c0 ** 2 printk messages dropped ** [ 1352.200443][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.200626][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.200803][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 9 printk messages dropped ** [ 1352.201229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1352.201686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.201899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.202235][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.202512][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.202905][ T32] r5:00001000 r4:ed24f000 ** 2 printk messages dropped ** [ 1352.203049][ T32] r5:85c3b78c r4:85c3b400 ** 1 printk messages dropped ** [ 1352.203141][ T32] r7:ddde2d80 r6:83018200 r5:85c3b78c r4:851b3380 ** 2 printk messages dropped ** [ 1352.203261][ T32] r4:851b3380 [ 1352.203281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.203352][ T32] r10:00000000 r9:851b3380 r8:80287e08 r7:ed53de60 r6:851b3400 r5:85ba4800 [ 1352.203424][ T32] r4:00000001 [ 1352.203447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.203483][ T32] Exception stack(0xed599fb0 to 0xed599ff8) [ 1352.203509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.203537][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.203563][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.203597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.203621][ T32] r4:851b45c0 [ 1352.216738][ T32] INFO: task kworker/1:862:6970 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.216814][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.216919][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.216976][ T32] Call trace: [ 1352.217007][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.217064][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.217088][ T32] r4:00000000 [ 1352.217107][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.217148][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.217176][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.217214][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.217243][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.217267][ T32] r5:80070013 r4:80239bb0 [ 1352.217287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.217337][ T32] r4:82ac21e4 [ 1352.217358][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.217399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.217421][ T32] r4:e0581dc0 [ 1352.217440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.217491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.217524][ T32] r4:00000000 [ 1352.217544][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.217599][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.217639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.217705][ T32] r5:00001000 r4:eecd1000 [ 1352.217750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.217795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.217861][ T32] r5:85d62f8c r4:85d62c00 [ 1352.217906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.217981][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.218012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.218078][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.218109][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1352.218176][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1352.218449][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1352.218566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1352.218919][ T32] r5:85ba6000 r4:8291a680 ** 4 printk messages dropped ** [ 1352.219060][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1352.219397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.219460][ T32] r5:85c3bf8c r4:85c3bc00 [ 1352.219483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.219615][ T32] r10:61c88647 r9:85ba6000 r8:851b34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.219886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.220509][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1352.220929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1352.221186][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1352.221629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.221852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.222250][ T32] r10:8291a684 r9:ed3e5d84 r8:00000002 r7:60000113 r6:ed3e5d8c r5:85ba3c00 ** 6 printk messages dropped ** [ 1352.222539][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.222777][ T32] r9:83018205 r8:85ba3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1352.222955][ T32] r5:85c40b8c r4:85c40800 ** 2 printk messages dropped ** [ 1352.223041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.223333][ T32] Exception stack(0xed3e5fb0 to 0xed3e5ff8) ** 6 printk messages dropped ** [ 1352.237132][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.237651][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1352.237713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.237735][ T32] r4:e0581dc0 [ 1352.237754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.237795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.238095][ T32] r4:00000000 [ 1352.238142][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.238195][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.238302][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.238350][ T32] r5:00001000 r4:eecd1000 [ 1352.238391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.238436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.238478][ T32] r5:85d62f8c r4:85d62c00 [ 1352.238500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.238546][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.238567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.238614][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.238635][ T32] r4:8509f580 [ 1352.238655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.238699][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.238720][ T32] r4:00000001 [ 1352.238740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.238774][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.238799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.238838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.238865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.238894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.238916][ T32] r4:8509db40 [ 1352.238964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.239006][ T32] INFO: task kworker/1:865:6981 blocked for more than 478 seconds. [ 1352.239040][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.239065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.239086][ T32] task:kworker/1:865 state:D stack:0 pid:6981 tgid:6981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.239131][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.239200][ T32] Call trace: [ 1352.239422][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.239477][ T32] r10:8291a684 r9:ed5b1d84 r8:00000002 r7:60000113 r6:ed5b1d8c r5:85ba5400 [ 1352.239501][ T32] r4:85ba5400 [ 1352.239541][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.239591][ T32] r5:85ba5400 r4:8291a680 [ 1352.239611][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.239669][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.239720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b1e08 [ 1352.239762][ T32] r4:00000000 [ 1352.239785][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.240078][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.240118][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.240159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4d00 [ 1352.240183][ T32] r4:00000000 [ 1352.240215][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.240263][ T32] r9:83018205 r8:85ba5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1352.240284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.240363][ T32] r5:00001000 r4:ecb5d000 [ 1352.240386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.240426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.240467][ T32] r5:85c4078c r4:85c40400 [ 1352.240487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.240533][ T32] r7:ddde2d80 r6:83018200 r5:85c4078c r4:851b3680 [ 1352.240554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.240600][ T32] r10:61c88647 r9:85ba5400 r8:851b36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.240623][ T32] r4:851b3680 [ 1352.240658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.240748][ T32] r10:00000000 r9:851b3680 r8:80287e08 r7:ed3e5e60 r6:851b3700 r5:85ba5400 [ 1352.240801][ T32] r4:00000001 [ 1352.240828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.240871][ T32] Exception stack(0xed5b1fb0 to 0xed5b1ff8) [ 1352.240907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.240963][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.240998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.241030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.241054][ T32] r4:851b4c40 [ 1352.241404][ T32] INFO: task kworker/1:865:6981 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.241439][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.241518][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.241575][ T32] Call trace: [ 1352.241623][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.241679][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.241703][ T32] r4:00000000 [ 1352.241722][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.241761][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.241788][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.241816][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.241840][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.241914][ T32] r5:80070013 r4:80239bb0 [ 1352.241939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.241979][ T32] r4:82ac21e4 [ 1352.242017][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.242063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.242086][ T32] r4:e0581dc0 [ 1352.242105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.242154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.242181][ T32] r4:00000000 [ 1352.242221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.242270][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.242308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.242360][ T32] r5:00001000 r4:eecd1000 [ 1352.242380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.242419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.242470][ T32] r5:85d62f8c r4:85d62c00 [ 1352.242493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.242566][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.242599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.242648][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.242670][ T32] r4:8509f580 [ 1352.242730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.242788][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.242814][ T32] r4:00000001 [ 1352.242835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.242870][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.242896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.242924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.242950][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.242987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.243013][ T32] r4:8509db40 [ 1352.243032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.243079][ T32] INFO: task kworker/1:866:6985 blocked for more than 478 seconds. [ 1352.243118][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.243145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.243166][ T32] task:kworker/1:866 state:D stack:0 pid:6985 tgid:6985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.243209][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.243248][ T32] Call trace: [ 1352.243277][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.243352][ T32] r10:8291a684 r9:ed5b5d84 r8:00000002 r7:60000113 r6:ed5b5d8c r5:85ba6c00 [ 1352.243379][ T32] r4:85ba6c00 [ 1352.243399][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.243443][ T32] r5:85ba6c00 r4:8291a680 [ 1352.243483][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.243530][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.243571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b5e08 [ 1352.243609][ T32] r4:00000000 [ 1352.243651][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.243689][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.243792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.258380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fafc0 [ 1352.258420][ T32] r4:00000000 [ 1352.258442][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.258502][ T32] r9:83018205 r8:85ba6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1352.258526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.258570][ T32] r5:00001000 r4:ecc29000 [ 1352.258590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.258629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.258671][ T32] r5:85c40f8c r4:85c40c00 [ 1352.258691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.258743][ T32] r7:ddde2d80 r6:83018200 r5:85c40f8c r4:851b3780 [ 1352.258779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.258831][ T32] r10:61c88647 r9:85ba6c00 r8:851b37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.258854][ T32] r4:851b3780 [ 1352.258874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.258919][ T32] r10:00000000 r9:851b3780 r8:80287e08 r7:ed3e5e60 r6:851b3800 r5:85ba6c00 [ 1352.258973][ T32] r4:00000001 [ 1352.258997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.259035][ T32] Exception stack(0xed5b5fb0 to 0xed5b5ff8) [ 1352.259085][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.259133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.259182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.259215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.259238][ T32] r4:851b49c0 [ 1352.259646][ T32] INFO: task kworker/1:866:6985 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.259684][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.259780][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.259867][ T32] Call trace: [ 1352.259911][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.259966][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.259989][ T32] r4:00000000 [ 1352.260044][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.260090][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.260119][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.260170][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 2 printk messages dropped ** [ 1352.260274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1352.260666][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1352.260904][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.261221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.261529][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.261894][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.262214][ T32] r9:83018205 r8:85ba2400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1352.262423][ T32] r5:85c4138c r4:85c41000 ** 3 printk messages dropped ** [ 1352.262592][ T32] r10:61c88647 r9:85ba2400 r8:851b38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.262860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.263408][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.263655][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1352.269935][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1352.270022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.270048][ T32] r4:00000000 [ 1352.270069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.270115][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.270137][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.270181][ T32] r5:00001000 r4:eecd1000 [ 1352.270222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.270276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.270329][ T32] r5:85d62f8c r4:85d62c00 [ 1352.270350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.270445][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.270471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.270519][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.270551][ T32] r4:8509f580 [ 1352.270575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.270621][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.270652][ T32] r4:00000001 [ 1352.270713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.270759][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.270810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.270847][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.270874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.270903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.270925][ T32] r4:8509db40 [ 1352.270947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.270976][ T32] INFO: task kworker/1:868:6989 blocked for more than 478 seconds. [ 1352.271006][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.271030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.271052][ T32] task:kworker/1:868 state:D stack:0 pid:6989 tgid:6989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.271105][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.271169][ T32] Call trace: [ 1352.271246][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.271309][ T32] r10:8291a684 r9:ed5b9d84 r8:00000002 r7:60000113 r6:ed5b9d8c r5:85c98000 [ 1352.271334][ T32] r4:85c98000 [ 1352.271354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.271437][ T32] r5:85c98000 r4:8291a680 [ 1352.271461][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.271502][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.271544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b9e08 [ 1352.271566][ T32] r4:00000000 [ 1352.271634][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.271672][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.271708][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1352.271816][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.272092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.272135][ T32] r5:85c4178c r4:85c41400 [ 1352.272166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.272416][ T32] r10:00000000 r9:851b3980 r8:80287e08 r7:ed5a1e60 r6:851b3a00 r5:85c98000 ** 6 printk messages dropped ** [ 1352.272687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1352.273256][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.273486][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1352.273568][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1352.273742][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1352.284147][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1352.284605][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.284962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.285296][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.285598][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.285900][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.286236][ T32] r5:85c41b8c r4:85c41800 [ 1352.286255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.286455][ T32] r4:851b3a80 ** 7 printk messages dropped ** [ 1352.286740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.287346][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.287567][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1352.287880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1352.288479][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1352.288635][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1352.288781][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1352.288979][ T32] INFO: task kworker/1:870:6993 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.289406][ T32] r5:85c99800 r4:8291a680 ** 3 printk messages dropped ** [ 1352.289562][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.289757][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.290036][ T32] r5:85c41f8c r4:85c41c00 [ 1352.290058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.290104][ T32] r7:ddde2d80 r6:83018200 r5:85c41f8c r4:851b3b80 [ 1352.290124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.290170][ T32] r10:61c88647 r9:85c99800 r8:851b3bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.290220][ T32] r4:851b3b80 [ 1352.290243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.290289][ T32] r10:00000000 r9:851b3b80 r8:80287e08 r7:ed5bde60 r6:851b3c00 r5:85c99800 [ 1352.290317][ T32] r4:00000001 [ 1352.290336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.290371][ T32] Exception stack(0xed5c1fb0 to 0xed5c1ff8) [ 1352.290417][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.290449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.290496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.290528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.290551][ T32] r4:851b10c0 [ 1352.290757][ T32] INFO: task kworker/1:870:6993 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.290790][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.290879][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.290939][ T32] Call trace: [ 1352.290991][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.291043][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.291066][ T32] r4:00000000 [ 1352.291094][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.291156][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.291187][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.291235][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.291290][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.291324][ T32] r5:80070013 r4:80239bb0 [ 1352.291345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.291385][ T32] r4:82ac21e4 [ 1352.291405][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.291447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.291469][ T32] r4:e0581dc0 [ 1352.291523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.291578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.291604][ T32] r4:00000000 [ 1352.291624][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.291667][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.291689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.291741][ T32] r5:00001000 r4:eecd1000 [ 1352.291763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.291858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.291923][ T32] r5:85d62f8c r4:85d62c00 [ 1352.291946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.292010][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.292034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.292104][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.292146][ T32] r4:8509f580 [ 1352.292169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.292215][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.292239][ T32] r4:00000001 [ 1352.292268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.292327][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.292362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.292411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.292441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.292470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.292493][ T32] r4:8509db40 [ 1352.292512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.292535][ T32] INFO: task kworker/1:871:6995 blocked for more than 478 seconds. [ 1352.292561][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.292583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.292605][ T32] task:kworker/1:871 state:D stack:0 pid:6995 tgid:6995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.292658][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.292701][ T32] Call trace: [ 1352.292750][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.292802][ T32] r10:8291a684 r9:ed5c5d84 r8:00000002 r7:60000013 r6:ed5c5d8c r5:85c9a400 [ 1352.292825][ T32] r4:85c9a400 [ 1352.292845][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.292888][ T32] r5:85c9a400 r4:8291a680 [ 1352.292923][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.292965][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.293027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5c5e08 [ 1352.293073][ T32] r4:00000000 [ 1352.293099][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.293154][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.293218][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.293267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1780 [ 1352.293290][ T32] r4:00000000 [ 1352.293315][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.293359][ T32] r9:83018205 r8:85c9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1352.293380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.293420][ T32] r5:00001000 r4:ecfff000 [ 1352.293450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.293492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.293535][ T32] r5:85c42b8c r4:85c42800 [ 1352.293566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.293616][ T32] r7:ddde2d80 r6:83018200 r5:85c42b8c r4:851b3c80 [ 1352.293637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.293723][ T32] r10:61c88647 r9:85c9a400 r8:851b3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.293749][ T32] r4:851b3c80 [ 1352.293823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.305694][ T32] r10:00000000 r9:851b3c80 r8:80287e08 r7:ed5c1e60 r6:851b3d00 r5:85c9a400 [ 1352.305729][ T32] r4:00000001 [ 1352.305752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.305801][ T32] Exception stack(0xed5c5fb0 to 0xed5c5ff8) [ 1352.305829][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.305858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.305885][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.305914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.305952][ T32] r4:851b1300 [ 1352.306332][ T32] INFO: task kworker/1:871:6995 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.306372][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.306461][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.306510][ T32] Call trace: [ 1352.306541][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.306595][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.306637][ T32] r4:00000000 [ 1352.306661][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.306702][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.306730][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.306769][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.306826][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.306853][ T32] r5:80070013 r4:80239bb0 [ 1352.306874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.306915][ T32] r4:82ac21e4 [ 1352.306954][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.307032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.307077][ T32] r4:e0581dc0 [ 1352.307114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.307190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.307238][ T32] r4:00000000 [ 1352.307287][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.307365][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.307415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.307500][ T32] r5:00001000 r4:eecd1000 [ 1352.307558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.307635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.307692][ T32] r5:85d62f8c r4:85d62c00 [ 1352.307713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.307760][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.307782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.307830][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.307852][ T32] r4:8509f580 [ 1352.307872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.307916][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.307938][ T32] r4:00000001 [ 1352.307957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.307992][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.308017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.308045][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.308070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.308098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.308132][ T32] r4:8509db40 [ 1352.308157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.308184][ T32] INFO: task kworker/1:872:6997 blocked for more than 478 seconds. [ 1352.308214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.308239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.308260][ T32] task:kworker/1:872 state:D stack:0 pid:6997 tgid:6997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.308378][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.308430][ T32] Call trace: [ 1352.308516][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.308571][ T32] r10:8291a684 r9:ed5c9d84 r8:00000002 r7:60000013 r6:ed5c9d8c r5:85c9b000 [ 1352.308595][ T32] r4:85c9b000 [ 1352.308615][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.308660][ T32] r5:85c9b000 r4:8291a680 [ 1352.308708][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.308754][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.308819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5c9e08 [ 1352.308845][ T32] r4:00000000 [ 1352.308865][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.308901][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.309059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.309103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b11c0 [ 1352.309126][ T32] r4:00000000 [ 1352.309146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.309188][ T32] r9:83018205 r8:85c9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1352.309211][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.309251][ T32] r5:00001000 r4:ece83000 [ 1352.309271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.309315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.309357][ T32] r5:85c4238c r4:85c42000 [ 1352.309376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.309420][ T32] r7:ddde2d80 r6:83018200 r5:85c4238c r4:851b3d80 [ 1352.309451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.309528][ T32] r10:61c88647 r9:85c9b000 r8:851b3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.309554][ T32] r4:851b3d80 [ 1352.309602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.309652][ T32] r10:00000000 r9:851b3d80 r8:80287e08 r7:ed5c5e60 r6:851b3e00 r5:85c9b000 [ 1352.309675][ T32] r4:00000001 [ 1352.309710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.309787][ T32] Exception stack(0xed5c9fb0 to 0xed5c9ff8) [ 1352.309817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.309886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.309919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.310005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.310035][ T32] r4:851b1180 [ 1352.310239][ T32] INFO: task kworker/1:872:6997 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.310291][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.310356][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.310601][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1352.310793][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.310972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1352.311265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.311563][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1352.311762][ T32] INFO: task kworker/1:873:6998 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.312044][ T32] r4:85c9bc00 ** 4 printk messages dropped ** [ 1352.312241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5cde08 ** 7 printk messages dropped ** [ 1352.312505][ T32] r9:83018205 r8:85c9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1352.312664][ T32] r5:85c4278c r4:85c42400 ** 2 printk messages dropped ** [ 1352.312749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.313015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.313491][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1352.313638][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 1 printk messages dropped ** [ 1352.313695][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.313775][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.328591][ T32] r5:80070013 r4:80239bb0 [ 1352.328623][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.328677][ T32] r4:82ac21e4 [ 1352.328698][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.328742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.328765][ T32] r4:e0581dc0 [ 1352.328784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.328825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.328847][ T32] r4:00000000 [ 1352.328867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.328933][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.328968][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.329017][ T32] r5:00001000 r4:eecd1000 [ 1352.329047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.329091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.329133][ T32] r5:85d62f8c r4:85d62c00 [ 1352.329159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.329206][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.329227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.329296][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.329329][ T32] r4:8509f580 [ 1352.329350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.329396][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.329418][ T32] r4:00000001 [ 1352.329437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.329472][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.329527][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.329560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.329587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.329616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.329638][ T32] r4:8509db40 [ 1352.329659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.329694][ T32] INFO: task kworker/1:874:7001 blocked for more than 478 seconds. [ 1352.329730][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.329755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.329777][ T32] task:kworker/1:874 state:D stack:0 pid:7001 tgid:7001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.329828][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.329871][ T32] Call trace: [ 1352.329902][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.329954][ T32] r10:8291a684 r9:ed5d5d84 r8:00000002 r7:60000013 r6:ed5d5d8c r5:85c9e000 [ 1352.329977][ T32] r4:85c9e000 [ 1352.330030][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.330080][ T32] r5:85c9e000 r4:8291a680 [ 1352.330100][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.330139][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.330181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5d5e08 [ 1352.330223][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.330345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.330723][ T32] r5:85c42f8c r4:85c42c00 [ 1352.330743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.330787][ T32] r7:ddde2d80 r6:83018200 r5:85c42f8c r4:851b3f80 ** 1 printk messages dropped ** [ 1352.330853][ T32] r10:61c88647 r9:85c9e000 r8:851b3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.331154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.331747][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1352.332036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1352.332343][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 8 printk messages dropped ** [ 1352.332714][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.332981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.333271][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.333538][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.344387][ T32] r9:83018205 r8:85c9ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 1352.344575][ T32] r5:85c4c78c r4:85c4c400 ** 3 printk messages dropped ** [ 1352.344740][ T32] r10:61c88647 r9:85c9ec00 r8:851ac0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.345087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.345626][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.345904][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1352.346031][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1352.346214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.346236][ T32] r4:e0581dc0 [ 1352.346256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.346311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.346368][ T32] r4:00000000 [ 1352.346392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.346458][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.346487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.346531][ T32] r5:00001000 r4:eecd1000 [ 1352.346551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.346600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.346645][ T32] r5:85d62f8c r4:85d62c00 [ 1352.346665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.346729][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.346754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.346802][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.346824][ T32] r4:8509f580 [ 1352.346842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.346898][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.346923][ T32] r4:00000001 [ 1352.346944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.346979][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.347011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.347061][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.347091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.347122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.347144][ T32] r4:8509db40 [ 1352.347164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.347190][ T32] INFO: task kworker/1:876:7007 blocked for more than 478 seconds. [ 1352.347220][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.347264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.347309][ T32] task:kworker/1:876 state:D stack:0 pid:7007 tgid:7007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.347382][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.347457][ T32] Call trace: [ 1352.347510][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.347583][ T32] r10:8291a684 r9:ed5e1d84 r8:00000002 r7:60000013 r6:ed5e1d8c r5:85c9c800 [ 1352.347635][ T32] r4:85c9c800 [ 1352.347659][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.347705][ T32] r5:85c9c800 r4:8291a680 [ 1352.347742][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.347806][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.347853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e1e08 [ 1352.347876][ T32] r4:00000000 [ 1352.347896][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.347930][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.347963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.348003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1d80 [ 1352.348053][ T32] r4:00000000 [ 1352.348077][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.348122][ T32] r9:83018205 r8:85c9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1352.348143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.348184][ T32] r5:00001000 r4:ed03d000 [ 1352.348203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.348241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.348283][ T32] r5:85c4378c r4:85c43400 [ 1352.348323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.348372][ T32] r7:ddde2d80 r6:83018200 r5:85c4378c r4:851ac180 [ 1352.348406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.348480][ T32] r10:61c88647 r9:85c9c800 r8:851ac1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.348508][ T32] r4:851ac180 [ 1352.348528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.348582][ T32] r10:00000000 r9:851ac180 r8:80287e08 r7:ed5d9e60 r6:851ac200 r5:85c9c800 [ 1352.348634][ T32] r4:00000001 [ 1352.348681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.348719][ T32] Exception stack(0xed5e1fb0 to 0xed5e1ff8) [ 1352.348760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.348793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.348840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.348872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.348895][ T32] r4:851b1c80 [ 1352.349116][ T32] INFO: task kworker/1:876:7007 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.349152][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.349240][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.349286][ T32] Call trace: [ 1352.349332][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.349411][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.349452][ T32] r4:00000000 [ 1352.349483][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.349548][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.349599][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.349641][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.349701][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.349736][ T32] r5:80070013 r4:80239bb0 [ 1352.349777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.349820][ T32] r4:82ac21e4 [ 1352.349841][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.349883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.349905][ T32] r4:e0581dc0 [ 1352.349924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.349964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.349986][ T32] r4:00000000 [ 1352.350005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.350048][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.350068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.350126][ T32] r5:00001000 r4:eecd1000 [ 1352.350150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.350190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.350281][ T32] r5:85d62f8c r4:85d62c00 [ 1352.350310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.350380][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.350404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.350471][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.350519][ T32] r4:8509f580 ** 1 printk messages dropped ** [ 1352.350641][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1352.350976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1352.351229][ T32] task:kworker/1:877 state:D stack:0 pid:7008 tgid:7008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.351276][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.351324][ T32] Call trace: [ 1352.351354][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.351402][ T32] r10:8291a684 r9:ed5e5d84 r8:00000002 r7:60000113 r6:ed5e5d8c r5:85ca8000 [ 1352.351424][ T32] r4:85ca8000 [ 1352.351463][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.351516][ T32] r5:85ca8000 r4:8291a680 [ 1352.351537][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.351577][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.351629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e5e08 [ 1352.351654][ T32] r4:00000000 [ 1352.351674][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.351729][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.351777][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.351880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1ac0 [ 1352.351932][ T32] r4:00000000 [ 1352.351957][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.352023][ T32] r9:83018205 r8:85ca8000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1352.352069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.352114][ T32] r5:00001000 r4:ed05d000 [ 1352.352142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.352204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.352249][ T32] r5:85c43b8c r4:85c43800 [ 1352.352289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.352381][ T32] r7:ddde2d80 r6:83018200 r5:85c43b8c r4:851ac280 [ 1352.352406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.352453][ T32] r10:61c88647 r9:85ca8000 r8:851ac2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.352493][ T32] r4:851ac280 [ 1352.352515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.352562][ T32] r10:00000000 r9:851ac280 r8:80287e08 r7:ed5d9e60 r6:851ac300 r5:85ca8000 [ 1352.352585][ T32] r4:00000001 [ 1352.352604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.352657][ T32] Exception stack(0xed5e5fb0 to 0xed5e5ff8) [ 1352.352716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.352747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.352773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.352801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.352823][ T32] r4:851b1c80 [ 1352.353025][ T32] INFO: task kworker/1:877:7008 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.353058][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.353148][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.353194][ T32] Call trace: [ 1352.353246][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.353302][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.353327][ T32] r4:00000000 [ 1352.353346][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.353386][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.353414][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.353442][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.353467][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.353490][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1352.353672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1352.374838][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1352.375146][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1352.375345][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 4 printk messages dropped ** [ 1352.375483][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1352.375644][ T32] task:kworker/1:878 state:D stack:0 pid:7011 tgid:7011 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.376279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5dde08 ** 5 printk messages dropped ** [ 1352.376548][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.376876][ T32] r5:85c43f8c r4:85c43c00 [ 1352.376913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.377054][ T32] r10:61c88647 r9:85ca8c00 r8:851ac3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.377387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.378187][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1352.378529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1352.378992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.379301][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 8 printk messages dropped ** [ 1352.379601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1352.380019][ T32] r5:85ca9800 r4:8291a680 ** 3 printk messages dropped ** [ 1352.380181][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.380552][ T32] r9:83018205 r8:85ca9800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 1 printk messages dropped ** [ 1352.380615][ T32] r5:00001000 r4:ed087000 [ 1352.380658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.380725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.380770][ T32] r5:85c4c38c r4:85c4c000 [ 1352.380790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.380835][ T32] r7:ddde2d80 r6:83018200 r5:85c4c38c r4:851ac480 [ 1352.380857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.380903][ T32] r10:61c88647 r9:85ca9800 r8:851ac4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.380925][ T32] r4:851ac480 [ 1352.380944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.381009][ T32] r10:00000000 r9:851ac480 r8:80287e08 r7:ed5d9e60 r6:851ac500 r5:85ca9800 [ 1352.381035][ T32] r4:00000001 [ 1352.381059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.381111][ T32] Exception stack(0xed5d1fb0 to 0xed5d1ff8) [ 1352.381139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.381167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.381214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.381256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.381280][ T32] r4:851b19c0 [ 1352.381533][ T32] INFO: task kworker/1:879:7013 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.381568][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.381628][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.381673][ T32] Call trace: [ 1352.381702][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.381753][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.381789][ T32] r4:00000000 [ 1352.381812][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.381886][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.381918][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.381961][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.381990][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.382014][ T32] r5:80070013 r4:80239bb0 [ 1352.382039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.382097][ T32] r4:82ac21e4 [ 1352.382122][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.382167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.382190][ T32] r4:e0581dc0 [ 1352.382214][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.382257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.382280][ T32] r4:00000000 [ 1352.382299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.382342][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.382365][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.382406][ T32] r5:00001000 r4:eecd1000 [ 1352.382425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.382462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.382504][ T32] r5:85d62f8c r4:85d62c00 [ 1352.382523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.382569][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.382589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.382635][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.382658][ T32] r4:8509f580 [ 1352.382677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.382723][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.382747][ T32] r4:00000001 [ 1352.382766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.382800][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.382825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.382853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.382900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.382954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.382980][ T32] r4:8509db40 [ 1352.383016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.383063][ T32] INFO: task kworker/1:880:7015 blocked for more than 478 seconds. [ 1352.383107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.383132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.383154][ T32] task:kworker/1:880 state:D stack:0 pid:7015 tgid:7015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.383203][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.383258][ T32] Call trace: [ 1352.383289][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.383357][ T32] r10:8291a684 r9:ed5e9d84 r8:00000002 r7:60000013 r6:ed5e9d8c r5:85caa400 [ 1352.383384][ T32] r4:85caa400 [ 1352.383418][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.383491][ T32] r5:85caa400 r4:8291a680 [ 1352.383525][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.383570][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.383611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e9e08 [ 1352.383634][ T32] r4:00000000 [ 1352.383653][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.383686][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.383721][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.399798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519f100 [ 1352.399878][ T32] r4:00000000 [ 1352.399904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.399970][ T32] r9:83018205 r8:85caa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1352.399994][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.400138][ T32] r5:00001000 r4:ed0b7000 [ 1352.400166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.400214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.400258][ T32] r5:85c4cb8c r4:85c4c800 [ 1352.400336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.400394][ T32] r7:ddde2d80 r6:83018200 r5:85c4cb8c r4:851ac580 [ 1352.400418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.400479][ T32] r10:61c88647 r9:85caa400 r8:851ac5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.400505][ T32] r4:851ac580 [ 1352.400527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.400587][ T32] r10:00000000 r9:851ac580 r8:80287e08 r7:ed5d9e60 r6:851ac600 r5:85caa400 [ 1352.400613][ T32] r4:00000001 [ 1352.400657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.400699][ T32] Exception stack(0xed5e9fb0 to 0xed5e9ff8) [ 1352.400729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.400758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.400785][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.400814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.400903][ T32] r4:8519f000 [ 1352.401345][ T32] INFO: task kworker/1:880:7015 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.401385][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.401508][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.401571][ T32] Call trace: [ 1352.401607][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.401663][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.401698][ T32] r4:00000000 [ 1352.401722][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.401814][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.401847][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.401971][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.402061][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.402105][ T32] r5:80070013 r4:80239bb0 [ 1352.402130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.402172][ T32] r4:82ac21e4 [ 1352.402192][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1352.402314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.402357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.402402][ T32] r4:00000000 [ 1352.402437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.402485][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.402535][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.402581][ T32] r5:00001000 r4:eecd1000 [ 1352.402603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.402644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.402686][ T32] r5:85d62f8c r4:85d62c00 [ 1352.402705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.402751][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.402773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.402820][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.402842][ T32] r4:8509f580 [ 1352.402861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.403011][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.403168][ T32] r4:00000001 [ 1352.403200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.403259][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.403302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.403334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.403362][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.403395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.403419][ T32] r4:8509db40 [ 1352.403460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.403554][ T32] INFO: task kworker/1:881:7017 blocked for more than 478 seconds. [ 1352.403623][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.403655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.403685][ T32] task:kworker/1:881 state:D stack:0 pid:7017 tgid:7017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.403784][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.414142][ T32] Call trace: [ 1352.414203][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.414294][ T32] r10:8291a684 r9:ed5edd84 r8:00000002 r7:60000113 r6:ed5edd8c r5:85cab000 [ 1352.414321][ T32] r4:85cab000 [ 1352.414343][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.414398][ T32] r5:85cab000 r4:8291a680 [ 1352.414421][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.414463][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.414506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5ede08 [ 1352.414528][ T32] r4:00000000 [ 1352.414565][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.414605][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.414645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.414687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519f300 [ 1352.414710][ T32] r4:00000000 [ 1352.414730][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.414775][ T32] r9:83018205 r8:85cab000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1352.414822][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.414872][ T32] r5:00001000 r4:ed0cb000 [ 1352.414893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.414960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.415009][ T32] r5:85c4cf8c r4:85c4cc00 [ 1352.415044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.415096][ T32] r7:ddde2d80 r6:83018200 r5:85c4cf8c r4:851ac680 [ 1352.415118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.415164][ T32] r10:61c88647 r9:85cab000 r8:851ac6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.415188][ T32] r4:851ac680 [ 1352.415207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.415262][ T32] r10:00000000 r9:851ac680 r8:80287e08 r7:ed5e9e60 r6:851ac700 r5:85cab000 [ 1352.415293][ T32] r4:00000001 [ 1352.415314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.415353][ T32] Exception stack(0xed5edfb0 to 0xed5edff8) [ 1352.415391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.415427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.415454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.415497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.415524][ T32] r4:8519f140 [ 1352.415977][ T32] INFO: task kworker/1:881:7017 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.416016][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.416081][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.416142][ T32] Call trace: [ 1352.416182][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.416235][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.416258][ T32] r4:00000000 [ 1352.416321][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.416369][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.416400][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.416430][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.416479][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.416507][ T32] r5:80070013 r4:80239bb0 [ 1352.416527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.416568][ T32] r4:82ac21e4 [ 1352.416587][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.416628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.416651][ T32] r4:e0581dc0 [ 1352.416670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.416712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.416735][ T32] r4:00000000 [ 1352.416755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.416798][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.416821][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.416862][ T32] r5:00001000 r4:eecd1000 [ 1352.416882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.417069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.417356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.417657][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.417863][ T32] r5:85cabc00 r4:8291a680 ** 3 printk messages dropped ** [ 1352.417985][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.418270][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.418691][ T32] r5:85c4d38c r4:85c4d000 [ 1352.418727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.418814][ T32] r7:ddde2d80 r6:83018200 r5:85c4d38c r4:851ac780 ** 4 printk messages dropped ** [ 1352.419057][ T32] r10:00000000 r9:851ac780 r8:80287e08 r7:ed5ede60 r6:851ac800 r5:85cabc00 ** 7 printk messages dropped ** [ 1352.419338][ T32] r4:8519f240 ** 3 printk messages dropped ** [ 1352.419808][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.419988][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1352.420207][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.420433][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.420747][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1352.420977][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 4 printk messages dropped ** [ 1352.421145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.421522][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.421793][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.422098][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.422426][ T32] r5:85c4d78c r4:85c4d400 [ 1352.422473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1352.422567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.422913][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.423509][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.423682][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1352.439393][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.439463][ T32] r5:80070013 r4:80239bb0 [ 1352.439492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.439584][ T32] r4:82ac21e4 [ 1352.439610][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.439656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.439711][ T32] r4:e0581dc0 [ 1352.439737][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.439782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.439827][ T32] r4:00000000 [ 1352.439876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.439928][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.439952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.439997][ T32] r5:00001000 r4:eecd1000 [ 1352.440017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.440058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.440141][ T32] r5:85d62f8c r4:85d62c00 [ 1352.440166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.440214][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.440237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.440340][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.440403][ T32] r4:8509f580 [ 1352.440444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.440498][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.440522][ T32] r4:00000001 [ 1352.440542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.440598][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.440640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.440671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.440698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.440727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.440749][ T32] r4:8509db40 [ 1352.440773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.440815][ T32] INFO: task kworker/1:884:7023 blocked for more than 478 seconds. [ 1352.440850][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.440875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.440919][ T32] task:kworker/1:884 state:D stack:0 pid:7023 tgid:7023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.441165][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.441214][ T32] Call trace: [ 1352.441247][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.441338][ T32] r10:8291a684 r9:ed5f9d84 r8:00000002 r7:60000013 r6:ed5f9d8c r5:85cad400 [ 1352.441412][ T32] r4:85cad400 [ 1352.441436][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.441483][ T32] r5:85cad400 r4:8291a680 [ 1352.441503][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.441544][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.441702][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5f9e08 [ 1352.441730][ T32] r4:00000000 [ 1352.441820][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.441858][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.441894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.441933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519f7c0 [ 1352.441956][ T32] r4:00000000 [ 1352.441975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.442040][ T32] r9:83018205 r8:85cad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1352.442066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.442111][ T32] r5:00001000 r4:ed117000 [ 1352.442131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.442171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.442212][ T32] r5:85c4db8c r4:85c4d800 [ 1352.442233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.442295][ T32] r7:ddde2d80 r6:83018200 r5:85c4db8c r4:851ac980 [ 1352.442320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.442383][ T32] r10:61c88647 r9:85cad400 r8:851ac9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.442409][ T32] r4:851ac980 [ 1352.442440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.442492][ T32] r10:00000000 r9:851ac980 r8:80287e08 r7:ed5f5e60 r6:851aca00 r5:85cad400 [ 1352.442517][ T32] r4:00000001 [ 1352.442536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.442571][ T32] Exception stack(0xed5f9fb0 to 0xed5f9ff8) [ 1352.442599][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.442651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.442704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.442761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.442810][ T32] r4:8519f600 [ 1352.443253][ T32] INFO: task kworker/1:884:7023 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.443295][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.443375][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.443420][ T32] Call trace: [ 1352.443450][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.443503][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.443539][ T32] r4:00000000 [ 1352.443563][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.443605][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.443690][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.453056][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.453115][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.453147][ T32] r5:80070013 r4:80239bb0 [ 1352.453171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.453247][ T32] r4:82ac21e4 [ 1352.453280][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.453422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.453451][ T32] r4:e0581dc0 [ 1352.453473][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.453515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.453539][ T32] r4:00000000 [ 1352.453558][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.453604][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.453626][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.453671][ T32] r5:00001000 r4:eecd1000 [ 1352.454084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.454183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.454232][ T32] r5:85d62f8c r4:85d62c00 [ 1352.454254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.454338][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.454365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.454414][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.454436][ T32] r4:8509f580 [ 1352.454473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.454524][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.454547][ T32] r4:00000001 [ 1352.454567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.454606][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.454634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.454662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.455027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.455060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.455085][ T32] r4:8509db40 [ 1352.455164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.455201][ T32] INFO: task kworker/1:885:7025 blocked for more than 478 seconds. [ 1352.455236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.455261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.455308][ T32] task:kworker/1:885 state:D stack:0 pid:7025 tgid:7025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.455418][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.455560][ T32] Call trace: [ 1352.455594][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.455651][ T32] r10:8291a684 r9:ed5fdd84 r8:00000002 r7:60000113 r6:ed5fdd8c r5:85cae000 [ 1352.455677][ T32] r4:85cae000 [ 1352.455698][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.455766][ T32] r5:85cae000 r4:8291a680 [ 1352.455791][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.455832][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.455876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5fde08 [ 1352.455900][ T32] r4:00000000 [ 1352.455965][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1352.456089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519fc40 ** 7 printk messages dropped ** [ 1352.456410][ T32] r5:85c4e78c r4:85c4e400 [ 1352.456430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1352.456513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1352.456651][ T32] r10:00000000 r9:851aca80 r8:80287e08 r7:ed5f9e60 r6:851acb00 r5:85cae000 ** 7 printk messages dropped ** [ 1352.456939][ T32] r4:8519fa00 ** 2 printk messages dropped ** [ 1352.457580][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.457950][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1352.458154][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1352.458371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1352.458790][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.459166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.459196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.459277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.459306][ T32] r4:8509db40 [ 1352.459383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.459424][ T32] INFO: task kworker/1:886:7028 blocked for more than 478 seconds. [ 1352.459456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.459479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.459530][ T32] task:kworker/1:886 state:D stack:0 pid:7028 tgid:7028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.459580][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.459622][ T32] Call trace: [ 1352.459684][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.459740][ T32] r10:8291a684 r9:ed601d84 r8:00000002 r7:60000113 r6:ed601d8c r5:85caec00 [ 1352.459787][ T32] r4:85caec00 [ 1352.459811][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.459859][ T32] r5:85caec00 r4:8291a680 [ 1352.459879][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.459918][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.459959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed601e08 [ 1352.459981][ T32] r4:00000000 [ 1352.460000][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.460035][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.460081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.460127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519fa80 [ 1352.460149][ T32] r4:00000000 [ 1352.460180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.460234][ T32] r9:83018205 r8:85caec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1352.460258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.460339][ T32] r5:00001000 r4:ed185000 [ 1352.460362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.460402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.460444][ T32] r5:85c4e38c r4:85c4e000 [ 1352.460464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.460511][ T32] r7:ddde2d80 r6:83018200 r5:85c4e38c r4:851acb80 [ 1352.460532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.460580][ T32] r10:61c88647 r9:85caec00 r8:851acbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.460603][ T32] r4:851acb80 [ 1352.460622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.460685][ T32] r10:00000000 r9:851acb80 r8:80287e08 r7:ed5fde60 r6:851acc00 r5:85caec00 [ 1352.460712][ T32] r4:00000001 [ 1352.460732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.460767][ T32] Exception stack(0xed601fb0 to 0xed601ff8) [ 1352.460794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.460849][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.460881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.460935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.460962][ T32] r4:8519fbc0 [ 1352.461226][ T32] INFO: task kworker/1:886:7028 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.461280][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.461372][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.461491][ T32] Call trace: [ 1352.461559][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.461617][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.461683][ T32] r4:00000000 [ 1352.461708][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.461765][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.461799][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.461857][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.461888][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.461912][ T32] r5:80070013 r4:80239bb0 [ 1352.461933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.461975][ T32] r4:82ac21e4 [ 1352.462049][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.462096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.462189][ T32] r4:e0581dc0 [ 1352.462213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.462257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 7 printk messages dropped ** [ 1352.462539][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1352.462694][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1352.462982][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1352.463308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1352.479662][ T32] r4:85cb0000 ** 3 printk messages dropped ** [ 1352.479837][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.480200][ T32] r9:83018205 r8:85cb0000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1352.480423][ T32] r5:85c4ef8c r4:85c4ec00 ** 1 printk messages dropped ** [ 1352.480515][ T32] r7:ddde2d80 r6:83018200 r5:85c4ef8c r4:851acc80 ** 2 printk messages dropped ** [ 1352.480729][ T32] r4:851acc80 ** 1 printk messages dropped ** [ 1352.480803][ T32] r10:00000000 r9:851acc80 r8:80287e08 r7:ed5fde60 r6:851acd00 r5:85cb0000 [ 1352.480827][ T32] r4:00000001 [ 1352.480849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.480888][ T32] Exception stack(0xed605fb0 to 0xed605ff8) [ 1352.480970][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.481237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.481313][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.481395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.481422][ T32] r4:8519fc00 [ 1352.481919][ T32] INFO: task kworker/1:887:7030 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.481961][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.482030][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.482079][ T32] Call trace: [ 1352.482229][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.482406][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.482466][ T32] r4:00000000 [ 1352.482489][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.482532][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.482600][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.482693][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.482723][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.482768][ T32] r5:80070013 r4:80239bb0 [ 1352.482792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.482905][ T32] r4:82ac21e4 [ 1352.482991][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.483041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.483065][ T32] r4:e0581dc0 [ 1352.483108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.483153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.483178][ T32] r4:00000000 [ 1352.483200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.483245][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.483280][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.483327][ T32] r5:00001000 r4:eecd1000 [ 1352.483347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.483433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.483488][ T32] r5:85d62f8c r4:85d62c00 [ 1352.483536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.483588][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.483612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.483658][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.483680][ T32] r4:8509f580 [ 1352.483699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.489806][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.489922][ T32] r4:00000001 [ 1352.489954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.490011][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.490041][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.490271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.490311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.490618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1352.491147][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.491478][ T32] r4:00000000 [ 1352.491502][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.491561][ T32] r9:83018205 r8:85cb0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.491584][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.491626][ T32] r5:00001000 r4:dfb51000 [ 1352.491677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.491751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.491799][ T32] r5:85c4eb8c r4:85c4e800 [ 1352.491820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.491868][ T32] r7:ddde2d80 r6:83018200 r5:85c4eb8c r4:851acd80 [ 1352.491962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.492015][ T32] r10:61c88647 r9:85cb0c00 r8:851acdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.492039][ T32] r4:851acd80 [ 1352.492059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.492128][ T32] r10:00000000 r9:851acd80 r8:80287e08 r7:ed605e60 r6:851ace00 r5:85cb0c00 [ 1352.492158][ T32] r4:00000001 [ 1352.492180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.492216][ T32] Exception stack(0xed595fb0 to 0xed595ff8) [ 1352.492246][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.492282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.492337][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.492368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.492422][ T32] r4:8519fbc0 [ 1352.492867][ T32] INFO: task kworker/1:888:7031 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.492905][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.492965][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.493009][ T32] Call trace: [ 1352.493038][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.493092][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.493116][ T32] r4:00000000 [ 1352.493161][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.493277][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.493310][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.493339][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.493365][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.493390][ T32] r5:80070013 r4:80239bb0 [ 1352.493411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.493452][ T32] r4:82ac21e4 [ 1352.493473][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.493515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.493537][ T32] r4:e0581dc0 [ 1352.493556][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.493595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.493617][ T32] r4:00000000 [ 1352.493637][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.493689][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.493711][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.503373][ T32] r5:00001000 r4:eecd1000 [ 1352.503465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.503535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.503581][ T32] r5:85d62f8c r4:85d62c00 [ 1352.503631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.504232][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.504349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.504419][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.504444][ T32] r4:8509f580 [ 1352.504464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.504512][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.504535][ T32] r4:00000001 [ 1352.504554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.504605][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.504640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.504669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.504695][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.504725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.504747][ T32] r4:8509db40 [ 1352.504794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.504857][ T32] INFO: task kworker/1:889:7034 blocked for more than 478 seconds. [ 1352.504918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.504948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.504973][ T32] task:kworker/1:889 state:D stack:0 pid:7034 tgid:7034 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1352.505312][ T32] r4:85cb1800 ** 4 printk messages dropped ** [ 1352.505533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2d1e08 ** 5 printk messages dropped ** [ 1352.505803][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.506074][ T32] r5:85c4f38c r4:85c4f000 [ 1352.506121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.506217][ T32] r7:ddde2d80 r6:83018200 r5:85c4f38c r4:851ace80 ** 1 printk messages dropped ** [ 1352.506309][ T32] r10:61c88647 r9:85cb1800 r8:851aceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.506684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.507360][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.507586][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1352.507750][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1352.507853][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.508246][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1352.508574][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 5 printk messages dropped ** [ 1352.508831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.509134][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.509476][ T32] r5:85cb2400 r4:8291a680 ** 3 printk messages dropped ** [ 1352.509598][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.509779][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.509979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.510019][ T32] r5:85c4f78c r4:85c4f400 [ 1352.510039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.510132][ T32] r7:ddde2d80 r6:83018200 r5:85c4f78c r4:851acf80 [ 1352.510277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.510334][ T32] r10:61c88647 r9:85cb2400 r8:851acfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.510360][ T32] r4:851acf80 [ 1352.510395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.510443][ T32] r10:00000000 r9:851acf80 r8:80287e08 r7:ed2d1e60 r6:85112000 r5:85cb2400 [ 1352.510466][ T32] r4:00000001 [ 1352.510503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.510542][ T32] Exception stack(0xed4fdfb0 to 0xed4fdff8) [ 1352.510569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.510599][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.510625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.510653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.510675][ T32] r4:8511a300 [ 1352.510933][ T32] INFO: task kworker/1:890:7036 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.510976][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.511051][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.511118][ T32] Call trace: [ 1352.511152][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.511204][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.511228][ T32] r4:00000000 [ 1352.511284][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.511356][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.511409][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.511453][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.511483][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.511518][ T32] r5:80070013 r4:80239bb0 [ 1352.511543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.511583][ T32] r4:82ac21e4 [ 1352.511611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.511654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.511675][ T32] r4:e0581dc0 [ 1352.511695][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.511736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.511759][ T32] r4:00000000 [ 1352.511779][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.511823][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.511845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.511886][ T32] r5:00001000 r4:eecd1000 [ 1352.511905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.511944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.511986][ T32] r5:85d62f8c r4:85d62c00 [ 1352.512005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.512050][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.512072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.512117][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.512206][ T32] r4:8509f580 [ 1352.512229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.512281][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.512328][ T32] r4:00000001 [ 1352.512349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.512385][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.512411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.512441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.512467][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.512495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.512544][ T32] r4:8509db40 [ 1352.512568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.512594][ T32] INFO: task kworker/1:891:7038 blocked for more than 478 seconds. [ 1352.512648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.512746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.512841][ T32] task:kworker/1:891 state:D stack:0 pid:7038 tgid:7038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.512893][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.513004][ T32] Call trace: [ 1352.513038][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.513088][ T32] r10:8291a684 r9:ed50dd84 r8:00000002 r7:60000013 r6:ed50dd8c r5:85cb3000 [ 1352.513126][ T32] r4:85cb3000 ** 3 printk messages dropped ** [ 1352.513492][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.530371][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.530635][ T32] r5:85c4fb8c r4:85c4f800 [ 1352.530657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1352.530793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.531225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.532048][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.532422][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1352.532893][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.533190][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1352.533370][ T32] r4:8509f580 ** 2 printk messages dropped ** [ 1352.533609][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.540656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.541212][ T32] r10:8291a684 r9:ed515d84 r8:00000002 r7:60000113 r6:ed515d8c r5:85cb3c00 ** 4 printk messages dropped ** [ 1352.541445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.541559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed515e08 [ 1352.541586][ T32] r4:00000000 [ 1352.541606][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.541642][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.541679][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.541721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511a500 [ 1352.541767][ T32] r4:00000000 [ 1352.541805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.541855][ T32] r9:83018205 r8:85cb3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1352.541878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.541967][ T32] r5:00001000 r4:ecbf1000 [ 1352.541999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.542064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.542141][ T32] r5:85c4ff8c r4:85c4fc00 [ 1352.542257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.542389][ T32] r7:ddde2d80 r6:83018200 r5:85c4ff8c r4:85112180 [ 1352.542480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.542601][ T32] r10:61c88647 r9:85cb3c00 r8:851121ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.542654][ T32] r4:85112180 [ 1352.542697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.542802][ T32] r10:00000000 r9:85112180 r8:80287e08 r7:ed50de60 r6:85112200 r5:85cb3c00 [ 1352.542856][ T32] r4:00000001 [ 1352.542895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.542991][ T32] Exception stack(0xed515fb0 to 0xed515ff8) [ 1352.543120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.543156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.543191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.543418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.543524][ T32] r4:8511a280 [ 1352.550352][ T32] INFO: task kworker/1:892:7040 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.550444][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.550569][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.550627][ T32] Call trace: [ 1352.550660][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.550718][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.550742][ T32] r4:00000000 [ 1352.550762][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.550803][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.550832][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.550861][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.550886][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.550910][ T32] r5:80070013 r4:80239bb0 [ 1352.550930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.550971][ T32] r4:82ac21e4 [ 1352.550991][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.551032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.551072][ T32] r4:e0581dc0 [ 1352.551097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.551140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.551163][ T32] r4:00000000 [ 1352.551183][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.551247][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.551293][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.551338][ T32] r5:00001000 r4:eecd1000 [ 1352.551359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.551399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.551487][ T32] r5:85d62f8c r4:85d62c00 [ 1352.551515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.551564][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.551587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.551633][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.551658][ T32] r4:8509f580 [ 1352.551678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.551724][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.551746][ T32] r4:00000001 [ 1352.551766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.551802][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.551910][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.551942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.551970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.551998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.552020][ T32] r4:8509db40 [ 1352.552042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.552083][ T32] INFO: task kworker/1:893:7042 blocked for more than 479 seconds. [ 1352.552117][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.552244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.552294][ T32] task:kworker/1:893 state:D stack:0 pid:7042 tgid:7042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.552366][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.552409][ T32] Call trace: [ 1352.552462][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.552512][ T32] r10:8291a684 r9:ed579d84 r8:00000002 r7:60000113 r6:ed579d8c r5:85cb4800 [ 1352.552537][ T32] r4:85cb4800 [ 1352.552557][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.552601][ T32] r5:85cb4800 r4:8291a680 ** 5 printk messages dropped ** [ 1352.552995][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.553392][ T32] r5:85c5838c r4:85c58000 [ 1352.553411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1352.553596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1352.560713][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.561090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.561743][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.561965][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1352.562152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1352.562576][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.563092][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1352.563404][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1352.563604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1352.573653][ T32] r4:85cb5400 ** 4 printk messages dropped ** [ 1352.574506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed609e08 ** 5 printk messages dropped ** [ 1352.574686][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.574897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.574941][ T32] r5:85c5878c r4:85c58400 [ 1352.574961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.575009][ T32] r7:ddde2d80 r6:83018200 r5:85c5878c r4:85112380 [ 1352.575030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.575078][ T32] r10:61c88647 r9:85cb5400 r8:851123ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.575102][ T32] r4:85112380 [ 1352.575122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.575167][ T32] r10:00000000 r9:85112380 r8:80287e08 r7:ed579e60 r6:85112400 r5:85cb5400 [ 1352.575189][ T32] r4:00000001 [ 1352.575232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.575283][ T32] Exception stack(0xed609fb0 to 0xed609ff8) [ 1352.575317][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.575348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.575375][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.575419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.575491][ T32] r4:8511a680 [ 1352.575938][ T32] INFO: task kworker/1:894:7044 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.575978][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.576061][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.576107][ T32] Call trace: [ 1352.576138][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.576201][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.576229][ T32] r4:00000000 [ 1352.576248][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.576325][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.576380][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.576413][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.576438][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.576462][ T32] r5:80070013 r4:80239bb0 [ 1352.576484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.576547][ T32] r4:82ac21e4 [ 1352.576583][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.576629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.576652][ T32] r4:e0581dc0 [ 1352.576671][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.576712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.576737][ T32] r4:00000000 [ 1352.576756][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.576799][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.576820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.576861][ T32] r5:00001000 r4:eecd1000 [ 1352.576882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.576920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.576962][ T32] r5:85d62f8c r4:85d62c00 [ 1352.576982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.577027][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.577047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.577095][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.577118][ T32] r4:8509f580 [ 1352.577137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.577194][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.577239][ T32] r4:00000001 [ 1352.577283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.577323][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.577350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.577378][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.577404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.577433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.577476][ T32] r4:8509db40 [ 1352.577502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.577543][ T32] INFO: task kworker/1:895:7046 blocked for more than 479 seconds. [ 1352.577603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.577641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.577666][ T32] task:kworker/1:895 state:D stack:0 pid:7046 tgid:7046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.577712][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.577753][ T32] Call trace: [ 1352.577838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.577891][ T32] r10:8291a684 r9:ed60dd84 r8:00000002 r7:60000113 r6:ed60dd8c r5:85cb6000 [ 1352.577916][ T32] r4:85cb6000 [ 1352.577936][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.577980][ T32] r5:85cb6000 r4:8291a680 [ 1352.578000][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.578061][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.578129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed60de08 [ 1352.578155][ T32] r4:00000000 [ 1352.578174][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.578208][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.578241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.578288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511ab00 ** 3 printk messages dropped ** [ 1352.578399][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.578550][ T32] r5:85c58f8c r4:85c58c00 [ 1352.578629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.578769][ T32] r4:85112480 ** 5 printk messages dropped ** [ 1352.578986][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.579863][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.580151][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1352.580408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1352.580764][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1352.581043][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.581323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.581463][ T32] INFO: task kworker/1:896:7048 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.582080][ T32] r4:85cb6c00 ** 3 printk messages dropped ** [ 1352.582320][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1352.582540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511aa00 ** 7 printk messages dropped ** [ 1352.582789][ T32] r5:85c58b8c r4:85c58800 [ 1352.582808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.583111][ T32] r10:00000000 r9:85112580 r8:80287e08 r7:ed60de60 r6:85112600 r5:85cb6c00 ** 7 printk messages dropped ** [ 1352.583348][ T32] r4:8511a9c0 ** 3 printk messages dropped ** [ 1352.583790][ T32] Call trace: ** 2 printk messages dropped ** [ 1352.599754][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.600131][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1352.600222][ T32] r4:82ac21e4 [ 1352.600243][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.600339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.600387][ T32] r4:e0581dc0 [ 1352.600426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.600474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.600498][ T32] r4:00000000 [ 1352.600518][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.600564][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.600586][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.600633][ T32] r5:00001000 r4:eecd1000 [ 1352.600653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.600693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.600736][ T32] r5:85d62f8c r4:85d62c00 [ 1352.600756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.600802][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.600839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.600891][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.600939][ T32] r4:8509f580 [ 1352.600963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.601011][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.601181][ T32] r4:00000001 [ 1352.601205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.601368][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.601412][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.601444][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.601538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.601570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.601595][ T32] r4:8509db40 [ 1352.601618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.601648][ T32] INFO: task kworker/1:897:7050 blocked for more than 479 seconds. [ 1352.601682][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.601708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.601731][ T32] task:kworker/1:897 state:D stack:0 pid:7050 tgid:7050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.601806][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.601855][ T32] Call trace: [ 1352.601886][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.601936][ T32] r10:8291a684 r9:ed615d84 r8:00000002 r7:60000013 r6:ed615d8c r5:85cc0000 [ 1352.601958][ T32] r4:85cc0000 [ 1352.601979][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.602023][ T32] r5:85cc0000 r4:8291a680 [ 1352.602042][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.602081][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.602213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed615e08 [ 1352.602240][ T32] r4:00000000 [ 1352.602261][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.602318][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.602362][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.602403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511ac80 [ 1352.602427][ T32] r4:00000000 [ 1352.602445][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.602568][ T32] r9:83018205 r8:85cc0000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1352.602594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.602637][ T32] r5:00001000 r4:ecf2d000 [ 1352.602760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.602825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.602871][ T32] r5:85c5938c r4:85c59000 [ 1352.602891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.602952][ T32] r7:ddde2d80 r6:83018200 r5:85c5938c r4:85112700 [ 1352.602977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.603025][ T32] r10:61c88647 r9:85cc0000 r8:8511272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.603048][ T32] r4:85112700 [ 1352.603067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.603120][ T32] r10:00000000 r9:85112700 r8:80287e08 r7:ed60de60 r6:85112780 r5:85cc0000 [ 1352.603167][ T32] r4:00000001 [ 1352.603209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.603279][ T32] Exception stack(0xed615fb0 to 0xed615ff8) [ 1352.603312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.603342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.603368][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.603398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.603421][ T32] r4:8511aa80 [ 1352.615050][ T32] INFO: task kworker/1:897:7050 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.615168][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.615245][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.615315][ T32] Call trace: [ 1352.615348][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.615407][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.615431][ T32] r4:00000000 [ 1352.615452][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.615494][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.615523][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.615551][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.615576][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.615600][ T32] r5:80070013 r4:80239bb0 [ 1352.615621][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.615661][ T32] r4:82ac21e4 [ 1352.615683][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.615724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.615749][ T32] r4:e0581dc0 [ 1352.615769][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.615825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.615873][ T32] r4:00000000 [ 1352.615897][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.615965][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.615991][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.616046][ T32] r5:00001000 r4:eecd1000 [ 1352.616072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.616113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.616156][ T32] r5:85d62f8c r4:85d62c00 [ 1352.616176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.616223][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.616245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.616300][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.616374][ T32] r4:8509f580 [ 1352.616397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.616444][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.616466][ T32] r4:00000001 [ 1352.616561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.616603][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.616630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.616658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.616684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.616713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.616737][ T32] r4:8509db40 [ 1352.616778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.616861][ T32] INFO: task kworker/1:898:7052 blocked for more than 479 seconds. [ 1352.616901][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.616927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.616949][ T32] task:kworker/1:898 state:D stack:0 pid:7052 tgid:7052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.616997][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.617037][ T32] Call trace: [ 1352.617094][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.617151][ T32] r10:8291a684 r9:ed619d84 r8:00000002 r7:60000113 r6:ed619d8c r5:85cc0c00 ** 4 printk messages dropped ** [ 1352.617313][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.617609][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.617858][ T32] r5:85c59b8c r4:85c59800 [ 1352.617881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.617928][ T32] r7:ddde2d80 r6:83018200 r5:85c59b8c r4:85112680 [ 1352.617949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1352.618214][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.618381][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.619048][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.619121][ T32] r4:00000000 [ 1352.619145][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.619189][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.619217][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.619245][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.619270][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.619300][ T32] r5:80070013 r4:80239bb0 [ 1352.619321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.619383][ T32] r4:82ac21e4 [ 1352.619408][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.619450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.619473][ T32] r4:e0581dc0 [ 1352.619492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.619533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.619555][ T32] r4:00000000 [ 1352.619576][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.619619][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.619640][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.619682][ T32] r5:00001000 r4:eecd1000 [ 1352.619701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.619761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.619807][ T32] r5:85d62f8c r4:85d62c00 [ 1352.619827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.619880][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.619925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.619997][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.620044][ T32] r4:8509f580 [ 1352.620068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.620117][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.620140][ T32] r4:00000001 [ 1352.620160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.620194][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.620221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.620248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.620283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.620506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1352.620866][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.621193][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.621565][ T32] r5:85c5978c r4:85c59400 [ 1352.621587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.621632][ T32] r7:ddde2d80 r6:83018200 r5:85c5978c r4:85112880 ** 1 printk messages dropped ** [ 1352.621699][ T32] r10:61c88647 r9:85cc1800 r8:851128ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.621972][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.622548][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1352.622824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1352.623232][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1352.641131][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.641561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.642318][ T32] r10:8291a684 r9:ed61dd84 r8:00000002 r7:60000013 r6:ed61dd8c r5:85cc2400 ** 6 printk messages dropped ** [ 1352.642543][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.642811][ T32] r9:83018205 r8:85cc2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 4 printk messages dropped ** [ 1352.642980][ T32] r5:85c5a78c r4:85c5a400 ** 3 printk messages dropped ** [ 1352.643212][ T32] r10:61c88647 r9:85cc2400 r8:851129ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1352.643521][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.648865][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.649486][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1352.649794][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1352.650249][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 7 printk messages dropped ** [ 1352.650572][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1352.650787][ T32] INFO: task kworker/1:901:7057 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.651211][ T32] r4:85cc3000 ** 4 printk messages dropped ** [ 1352.651396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed621e08 ** 2 printk messages dropped ** [ 1352.651471][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.651507][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.651549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5040 [ 1352.651589][ T32] r4:00000000 [ 1352.651624][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.651740][ T32] r9:83018205 r8:85cc3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1352.651771][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.651814][ T32] r5:00001000 r4:ecf9d000 [ 1352.651858][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.651901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.651944][ T32] r5:85c59f8c r4:85c59c00 [ 1352.651965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.652067][ T32] r7:ddde2d80 r6:83018200 r5:85c59f8c r4:85112a80 [ 1352.652164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.652216][ T32] r10:61c88647 r9:85cc3000 r8:85112aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.652238][ T32] r4:85112a80 [ 1352.652257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.652345][ T32] r10:00000000 r9:85112a80 r8:80287e08 r7:ed61de60 r6:85112b00 r5:85cc3000 [ 1352.652420][ T32] r4:00000001 [ 1352.652443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.652482][ T32] Exception stack(0xed621fb0 to 0xed621ff8) [ 1352.652509][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.652537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.652572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.652600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.652623][ T32] r4:850a5000 [ 1352.652907][ T32] INFO: task kworker/1:901:7057 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.653061][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.653173][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.653217][ T32] Call trace: [ 1352.653246][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.653305][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.653344][ T32] r4:00000000 [ 1352.653418][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.653490][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.653519][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.653548][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.653586][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.653649][ T32] r5:80070013 r4:80239bb0 [ 1352.653674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.661738][ T32] r4:82ac21e4 [ 1352.661776][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.661840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.661865][ T32] r4:e0581dc0 [ 1352.661887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.661929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.661952][ T32] r4:00000000 [ 1352.661971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.662033][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.662072][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.662144][ T32] r5:00001000 r4:eecd1000 [ 1352.662173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.662216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.662280][ T32] r5:85d62f8c r4:85d62c00 [ 1352.662307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.662357][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.662379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.662427][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.662450][ T32] r4:8509f580 [ 1352.662475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.662525][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.662561][ T32] r4:00000001 [ 1352.662585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.662624][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.662654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.662705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.662760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.662794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.662818][ T32] r4:8509db40 [ 1352.662842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.662880][ T32] INFO: task kworker/1:902:7060 blocked for more than 479 seconds. [ 1352.662913][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.662939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.662985][ T32] task:kworker/1:902 state:D stack:0 pid:7060 tgid:7060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.663074][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.663121][ T32] Call trace: ** 2 printk messages dropped ** [ 1352.663233][ T32] r4:85cc3c00 ** 3 printk messages dropped ** [ 1352.663366][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.663593][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.667893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.668029][ T32] r7:ddde2d80 r6:83018200 r5:85c5a38c r4:85112b80 ** 5 printk messages dropped ** [ 1352.668246][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1352.669130][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.669391][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.669451][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.669497][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.669529][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.669565][ T32] r5:80070013 r4:80239bb0 [ 1352.669624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.669674][ T32] r4:82ac21e4 [ 1352.669696][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.669745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.669791][ T32] r4:e0581dc0 [ 1352.669816][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.669859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.669922][ T32] r4:00000000 [ 1352.669981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.670032][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.670053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.670095][ T32] r5:00001000 r4:eecd1000 [ 1352.670124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.670200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.670270][ T32] r5:85d62f8c r4:85d62c00 [ 1352.670300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.670348][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.670372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.670419][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.670442][ T32] r4:8509f580 [ 1352.670474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.670524][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.670547][ T32] r4:00000001 [ 1352.670567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.670601][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.670627][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.670678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.670710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.670763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.670790][ T32] r4:8509db40 [ 1352.670811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.670839][ T32] INFO: task kworker/1:903:7062 blocked for more than 479 seconds. [ 1352.670876][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.670912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.670933][ T32] task:kworker/1:903 state:D stack:0 pid:7062 tgid:7062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.671000][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.671065][ T32] Call trace: [ 1352.671100][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.671173][ T32] r10:8291a684 r9:ed62dd84 r8:00000002 r7:60000013 r6:ed62dd8c r5:85cc4800 [ 1352.671201][ T32] r4:85cc4800 [ 1352.671223][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.671269][ T32] r5:85cc4800 r4:8291a680 [ 1352.671301][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.671388][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.671484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed62de08 [ 1352.671510][ T32] r4:00000000 [ 1352.671530][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.671565][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.671599][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.671639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a54c0 [ 1352.671679][ T32] r4:00000000 [ 1352.671704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.671755][ T32] r9:83018205 r8:85cc4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1352.671800][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.671846][ T32] r5:00001000 r4:ed1a3000 [ 1352.671866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.671907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.671948][ T32] r5:85c5ab8c r4:85c5a800 [ 1352.671967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.672035][ T32] r7:ddde2d80 r6:83018200 r5:85c5ab8c r4:85112c80 [ 1352.672059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.672107][ T32] r10:61c88647 r9:85cc4800 r8:85112cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1352.672240][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.672596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1352.673626][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.689250][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1352.689544][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.689811][ T32] r5:85d62f8c r4:85d62c00 ** 4 printk messages dropped ** [ 1352.689973][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1352.690156][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1352.690397][ T32] INFO: task kworker/1:904:7065 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.690831][ T32] r4:85cc6000 ** 4 printk messages dropped ** [ 1352.691112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed631e08 ** 7 printk messages dropped ** [ 1352.691373][ T32] r9:83018205 r8:85cc6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 ** 4 printk messages dropped ** [ 1352.691535][ T32] r5:85c5b38c r4:85c5b000 ** 3 printk messages dropped ** [ 1352.691697][ T32] r10:61c88647 r9:85cc6000 r8:85112dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.691985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.692902][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.693045][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1352.693384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1352.699583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.699681][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.699714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.699768][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.699792][ T32] r4:8509f580 [ 1352.699813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.699859][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.699882][ T32] r4:00000001 [ 1352.699901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.699938][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.699968][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.699996][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.700022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.700050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.700073][ T32] r4:8509db40 [ 1352.700108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.700143][ T32] INFO: task kworker/1:905:7066 blocked for more than 479 seconds. [ 1352.700175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.700221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.700248][ T32] task:kworker/1:905 state:D stack:0 pid:7066 tgid:7066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.700339][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.700388][ T32] Call trace: [ 1352.700421][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.700475][ T32] r10:8291a684 r9:ed635d84 r8:00000002 r7:60000113 r6:ed635d8c r5:85cb8000 [ 1352.700498][ T32] r4:85cb8000 [ 1352.700520][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.700584][ T32] r5:85cb8000 r4:8291a680 [ 1352.700610][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.700651][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.700693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed635e08 [ 1352.700715][ T32] r4:00000000 [ 1352.700735][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.700781][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.700823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.700937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5580 [ 1352.700963][ T32] r4:00000000 [ 1352.700984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.701029][ T32] r9:83018205 r8:85cb8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1352.701051][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.701109][ T32] r5:00001000 r4:ed1cb000 [ 1352.701133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.701173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.701214][ T32] r5:85c5af8c r4:85c5ac00 [ 1352.701234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.701316][ T32] r7:ddde2d80 r6:83018200 r5:85c5af8c r4:85112e80 [ 1352.701352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.701403][ T32] r10:61c88647 r9:85cb8000 r8:85112eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.701426][ T32] r4:85112e80 [ 1352.701467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.701517][ T32] r10:00000000 r9:85112e80 r8:80287e08 r7:ed631e60 r6:85112f00 r5:85cb8000 [ 1352.701541][ T32] r4:00000001 [ 1352.701562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.701609][ T32] Exception stack(0xed635fb0 to 0xed635ff8) [ 1352.701640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.701669][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.701723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.701779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.701805][ T32] r4:850a5780 [ 1352.702253][ T32] INFO: task kworker/1:905:7066 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.702309][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.702410][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.702454][ T32] Call trace: [ 1352.702484][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.702560][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.702588][ T32] r4:00000000 [ 1352.702608][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.702659][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.702691][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.702720][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.702745][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.702769][ T32] r5:80070013 r4:80239bb0 [ 1352.702801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.702846][ T32] r4:82ac21e4 [ 1352.702867][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1352.703081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1352.703488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.712465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.712904][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.713222][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.713511][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.718362][ T32] r5:85c5b78c r4:85c5b400 [ 1352.718387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.718531][ T32] r4:85112f80 ** 5 printk messages dropped ** [ 1352.718775][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.719626][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 2 printk messages dropped ** [ 1352.719718][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.719747][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.719775][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.719964][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.719993][ T32] r5:80070013 r4:80239bb0 [ 1352.720015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.720059][ T32] r4:82ac21e4 [ 1352.720094][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.720209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.720237][ T32] r4:e0581dc0 [ 1352.720323][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.720410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.720460][ T32] r4:00000000 [ 1352.720490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.720563][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.720591][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.720635][ T32] r5:00001000 r4:eecd1000 [ 1352.720667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.720710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.720752][ T32] r5:85d62f8c r4:85d62c00 [ 1352.720773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.720820][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.720841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.720891][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.720916][ T32] r4:8509f580 [ 1352.720935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.720980][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.721003][ T32] r4:00000001 [ 1352.721022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.721058][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.721084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.721112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.721138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.721308][ T32] INFO: task kworker/1:907:7071 blocked for more than 479 seconds. ** 11 printk messages dropped ** [ 1352.721864][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1352.722393][ T32] r5:85c5bf8c r4:85c5bc00 ** 2 printk messages dropped ** [ 1352.722487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1352.722555][ T32] r4:850a9000 [ 1352.722575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.722619][ T32] r10:00000000 r9:850a9000 r8:80287e08 r7:ed639e60 r6:8523f900 r5:854fc800 [ 1352.722691][ T32] r4:00000001 [ 1352.722714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.722750][ T32] Exception stack(0xed645fb0 to 0xed645ff8) [ 1352.722777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.722854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.722962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.723084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.723120][ T32] r4:850a5940 [ 1352.723388][ T32] INFO: task kworker/1:907:7071 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.723424][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.723481][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.723671][ T32] Call trace: [ 1352.723706][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.734351][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.734398][ T32] r4:00000000 [ 1352.734422][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.734484][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.734517][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.734547][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.734573][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.734597][ T32] r5:80070013 r4:80239bb0 [ 1352.734633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.734681][ T32] r4:82ac21e4 [ 1352.734782][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.734830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.734854][ T32] r4:e0581dc0 [ 1352.734876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.734917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.734939][ T32] r4:00000000 [ 1352.734959][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.735003][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.735027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.735072][ T32] r5:00001000 r4:eecd1000 [ 1352.735166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.735261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.735412][ T32] r5:85d62f8c r4:85d62c00 [ 1352.735446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.735494][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.735517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.735576][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.735625][ T32] r4:8509f580 [ 1352.735668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.735717][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.735763][ T32] r4:00000001 [ 1352.735787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.735834][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.735865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.735893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1352.735950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.736476][ T32] r10:8291a684 r9:ed649d84 r8:00000002 r7:60000013 r6:ed649d8c r5:854fe000 ** 6 printk messages dropped ** [ 1352.736759][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.736985][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.737237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.737290][ T32] r5:85c5bb8c r4:85c5b800 [ 1352.737311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.737529][ T32] r10:00000000 r9:850a9080 r8:80287e08 r7:ed645e60 r6:8523f980 r5:854fe000 ** 10 printk messages dropped ** [ 1352.738495][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.738748][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 8 printk messages dropped ** [ 1352.739203][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1352.739432][ T32] r5:00001000 r4:eecd1000 ** 6 printk messages dropped ** [ 1352.739735][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.740100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.740510][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.740763][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.741092][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.741347][ T32] r5:85cd038c r4:85cd0000 ** 4 printk messages dropped ** [ 1352.741564][ T32] r4:850a9100 ** 7 printk messages dropped ** [ 1352.741827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.742511][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1352.742982][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.743208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 9 printk messages dropped ** [ 1352.743663][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 4 printk messages dropped ** [ 1352.762818][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.762843][ T32] r4:00000001 [ 1352.762864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.762902][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.762932][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.762961][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.762987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.763040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.763141][ T32] r4:8509db40 [ 1352.763169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.763219][ T32] INFO: task kworker/1:910:7077 blocked for more than 479 seconds. [ 1352.763258][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.763293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.763317][ T32] task:kworker/1:910 state:D stack:0 pid:7077 tgid:7077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.763405][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.763453][ T32] Call trace: [ 1352.763561][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.763620][ T32] r10:8291a684 r9:ed651d84 r8:00000002 r7:60000113 r6:ed651d8c r5:85c9d400 [ 1352.763646][ T32] r4:85c9d400 [ 1352.763690][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.769163][ T32] r5:85c9d400 r4:8291a680 [ 1352.769254][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.769325][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.769369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed651e08 [ 1352.769393][ T32] r4:00000000 [ 1352.769414][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.769471][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.769515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.769558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5e80 [ 1352.769581][ T32] r4:00000000 [ 1352.769602][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.769647][ T32] r9:83018205 r8:85c9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1352.769697][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.769750][ T32] r5:00001000 r4:ed259000 [ 1352.769771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.769812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.769856][ T32] r5:85cd078c r4:85cd0400 [ 1352.769900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.769952][ T32] r7:ddde2d80 r6:83018200 r5:85cd078c r4:850a9180 [ 1352.769973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.770083][ T32] r10:61c88647 r9:85c9d400 r8:850a91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.770111][ T32] r4:850a9180 [ 1352.770132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.770179][ T32] r10:00000000 r9:850a9180 r8:80287e08 r7:ed64de60 r6:8523fa80 r5:85c9d400 [ 1352.770201][ T32] r4:00000001 [ 1352.770224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.770264][ T32] Exception stack(0xed651fb0 to 0xed651ff8) [ 1352.770301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.770330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.770356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.770501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.770529][ T32] r4:850a5d80 [ 1352.771001][ T32] INFO: task kworker/1:910:7077 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.771054][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.771125][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.771171][ T32] Call trace: [ 1352.771205][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.771282][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.771312][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.771554][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1352.772153][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.772613][ T32] r5:85d62f8c r4:85d62c00 ** 3 printk messages dropped ** [ 1352.772783][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1352.772984][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 8 printk messages dropped ** [ 1352.773352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1352.782808][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.783198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.783524][ T32] r5:85cd0f8c r4:85cd0c00 ** 1 printk messages dropped ** [ 1352.783594][ T32] r7:ddde2d80 r6:83018200 r5:85cd0f8c r4:850a9200 ** 4 printk messages dropped ** [ 1352.786740][ T32] r10:00000000 r9:850a9200 r8:80287e08 r7:ed651e60 r6:8523fb00 r5:85bd3c00 ** 10 printk messages dropped ** [ 1352.787671][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.788290][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1352.788803][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.789110][ T32] r5:85d62f8c r4:85d62c00 ** 6 printk messages dropped ** [ 1352.789478][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1352.789761][ T32] INFO: task kworker/1:912:7081 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.790155][ T32] r4:85698000 ** 4 printk messages dropped ** [ 1352.790328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed659e08 ** 9 printk messages dropped ** [ 1352.790706][ T32] r5:00001000 r4:ed275000 ** 2 printk messages dropped ** [ 1352.790968][ T32] r5:85cd0b8c r4:85cd0800 ** 1 printk messages dropped ** [ 1352.791036][ T32] r7:ddde2d80 r6:83018200 r5:85cd0b8c r4:850a9280 ** 1 printk messages dropped ** [ 1352.791104][ T32] r10:61c88647 r9:85698000 r8:850a92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.791173][ T32] r4:850a9280 [ 1352.791196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.791435][ T32] r10:00000000 r9:850a9280 r8:80287e08 r7:ed655e60 r6:8523fb80 r5:85698000 [ 1352.791471][ T32] r4:00000001 [ 1352.791491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.791550][ T32] Exception stack(0xed659fb0 to 0xed659ff8) [ 1352.791580][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.791705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.791736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.791790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.791863][ T32] r4:850a5fc0 [ 1352.792123][ T32] INFO: task kworker/1:912:7081 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.792160][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.792215][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.792259][ T32] Call trace: [ 1352.792297][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.792394][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.792446][ T32] r4:00000000 [ 1352.792470][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.792511][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.792562][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.792617][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.792704][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.792733][ T32] r5:80070013 r4:80239bb0 [ 1352.792758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.792823][ T32] r4:82ac21e4 [ 1352.792848][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.792892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.792915][ T32] r4:e0581dc0 [ 1352.792935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.793001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.793028][ T32] r4:00000000 [ 1352.793050][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.793095][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.793116][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.793157][ T32] r5:00001000 r4:eecd1000 [ 1352.793176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.793280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.793328][ T32] r5:85d62f8c r4:85d62c00 [ 1352.793419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.793469][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.793508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.793559][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.793583][ T32] r4:8509f580 [ 1352.793603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.793737][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.803605][ T32] r4:00000001 [ 1352.803662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.803768][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.804424][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.804465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.804492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.804524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.804548][ T32] r4:8509db40 [ 1352.804570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.804601][ T32] INFO: task kworker/1:913:7082 blocked for more than 479 seconds. [ 1352.804634][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.804665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.804690][ T32] task:kworker/1:913 state:D stack:0 pid:7082 tgid:7082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.804757][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.804855][ T32] Call trace: [ 1352.804901][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.804959][ T32] r10:8291a684 r9:ed65dd84 r8:00000002 r7:60000113 r6:ed65dd8c r5:85698c00 ** 2 printk messages dropped ** [ 1352.805057][ T32] r5:85698c00 r4:8291a680 ** 5 printk messages dropped ** [ 1352.805272][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.805714][ T32] r5:85cd178c r4:85cd1400 [ 1352.805738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.805786][ T32] r7:ddde2d80 r6:83018200 r5:85cd178c r4:850a9300 ** 1 printk messages dropped ** [ 1352.805877][ T32] r10:61c88647 r9:85698c00 r8:850a932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.806249][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.806976][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1352.807372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1352.808122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.808666][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.808864][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1352.809021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1352.809425][ T32] r5:85699800 r4:8291a680 ** 5 printk messages dropped ** [ 1352.809597][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.809968][ T32] r5:85cd138c r4:85cd1000 [ 1352.810013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.810157][ T32] r10:61c88647 r9:85699800 r8:850a93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.810194][ T32] r4:850a9380 [ 1352.810216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.810280][ T32] r10:00000000 r9:850a9380 r8:80287e08 r7:ed65de60 r6:8523fc80 r5:85699800 [ 1352.810307][ T32] r4:00000001 [ 1352.810326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.810361][ T32] Exception stack(0xed661fb0 to 0xed661ff8) [ 1352.810386][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.810423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.810453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.810483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.810524][ T32] r4:850a1340 [ 1352.810777][ T32] INFO: task kworker/1:914:7084 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.810812][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.810867][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.810910][ T32] Call trace: [ 1352.810939][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.810989][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.811012][ T32] r4:00000000 [ 1352.811032][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.811071][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.811098][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.811128][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.811153][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.811203][ T32] r5:80070013 r4:80239bb0 [ 1352.811264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.811314][ T32] r4:82ac21e4 [ 1352.811335][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.811377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.811399][ T32] r4:e0581dc0 [ 1352.811418][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.811477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.811503][ T32] r4:00000000 [ 1352.811524][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.811568][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.811589][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.811629][ T32] r5:00001000 r4:eecd1000 [ 1352.811648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.811686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.811727][ T32] r5:85d62f8c r4:85d62c00 [ 1352.811746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.811791][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.811822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.811872][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.811895][ T32] r4:8509f580 [ 1352.811915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.811959][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.811981][ T32] r4:00000001 [ 1352.811999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.812032][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.812057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.812094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.812124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.812152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.812175][ T32] r4:8509db40 [ 1352.812194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.812245][ T32] INFO: task kworker/1:915:7087 blocked for more than 479 seconds. [ 1352.812282][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.812349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.812393][ T32] task:kworker/1:915 state:D stack:0 pid:7087 tgid:7087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.812444][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.812505][ T32] Call trace: [ 1352.812539][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.812587][ T32] r10:8291a684 r9:ed665d84 r8:00000002 r7:60000113 r6:ed665d8c r5:8569a400 [ 1352.812610][ T32] r4:8569a400 [ 1352.812629][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.812672][ T32] r5:8569a400 r4:8291a680 [ 1352.812701][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.812744][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.812786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed665e08 [ 1352.812808][ T32] r4:00000000 [ 1352.812826][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.812859][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.812892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.812933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a1480 ** 6 printk messages dropped ** [ 1352.813176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.813218][ T32] r5:85cd1b8c r4:85cd1800 [ 1352.813237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.813485][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.813618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.832738][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.832964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1352.833357][ T32] r5:00001000 r4:eecd1000 ** 7 printk messages dropped ** [ 1352.833700][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1352.839481][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1352.839724][ T32] INFO: task kworker/1:916:7089 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.840200][ T32] r4:8569b000 ** 3 printk messages dropped ** [ 1352.840459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.840910][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.840956][ T32] r5:00001000 r4:ed393000 [ 1352.840976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.841028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.841075][ T32] r5:85cd378c r4:85cd3400 [ 1352.841117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.841197][ T32] r7:ddde2d80 r6:83018200 r5:85cd378c r4:850a9480 [ 1352.841222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.841304][ T32] r10:61c88647 r9:8569b000 r8:850a94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.841337][ T32] r4:850a9480 [ 1352.841357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.841403][ T32] r10:00000000 r9:850a9480 r8:80287e08 r7:ed665e60 r6:8523fd80 r5:8569b000 [ 1352.841426][ T32] r4:00000001 [ 1352.841445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.841480][ T32] Exception stack(0xed669fb0 to 0xed669ff8) [ 1352.841516][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.841576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.841615][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.841666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.841692][ T32] r4:850a14c0 [ 1352.842156][ T32] INFO: task kworker/1:916:7089 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.842202][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.842261][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.842339][ T32] Call trace: [ 1352.842388][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.842463][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.842491][ T32] r4:00000000 [ 1352.842511][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.842552][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.842579][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.842608][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.842633][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.842657][ T32] r5:80070013 r4:80239bb0 [ 1352.842717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.842761][ T32] r4:82ac21e4 [ 1352.842783][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.842825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.842861][ T32] r4:e0581dc0 [ 1352.842885][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.842927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.842950][ T32] r4:00000000 [ 1352.842970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.843015][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.843060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.843124][ T32] r5:00001000 r4:eecd1000 [ 1352.843161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.843237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.843312][ T32] r5:85d62f8c r4:85d62c00 [ 1352.843360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.843414][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.843436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.843483][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1352.843599][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 9 printk messages dropped ** [ 1352.851968][ T32] INFO: task kworker/1:917:7090 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.852401][ T32] r4:8569bc00 ** 4 printk messages dropped ** [ 1352.852656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed66de08 ** 7 printk messages dropped ** [ 1352.852953][ T32] r9:83018205 r8:8569bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 ** 4 printk messages dropped ** [ 1352.853172][ T32] r5:85cd1f8c r4:85cd1c00 ** 3 printk messages dropped ** [ 1352.853350][ T32] r10:61c88647 r9:8569bc00 r8:850a952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.857886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.858729][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 10 printk messages dropped ** [ 1352.859156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1352.859502][ T32] r5:00001000 r4:eecd1000 ** 8 printk messages dropped ** [ 1352.859874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.860110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.860621][ T32] r10:8291a684 r9:ed675d84 r8:00000002 r7:60000113 r6:ed675d8c r5:8569d400 ** 7 printk messages dropped ** [ 1352.860956][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1352.861466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.861649][ T32] r10:61c88647 r9:8569d400 r8:850a95ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1352.862572][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1352.862732][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.862764][ T32] 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1352.862794][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.862820][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.862844][ T32] r5:80070013 r4:80239bb0 [ 1352.862864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.862904][ T32] r4:82ac21e4 [ 1352.862945][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.862992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.863035][ T32] r4:e0581dc0 [ 1352.863060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.863102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.863174][ T32] r4:00000000 [ 1352.863198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.863242][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.863283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.863426][ T32] r5:00001000 r4:eecd1000 [ 1352.863641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.874212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.874377][ T32] r5:85d62f8c r4:85d62c00 [ 1352.874404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.874457][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.874479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.874528][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.874583][ T32] r4:8509f580 [ 1352.874612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.874664][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.874734][ T32] r4:00000001 [ 1352.874767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.874807][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.874862][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.874904][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.874931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.874976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.875003][ T32] r4:8509db40 [ 1352.875027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.875084][ T32] INFO: task kworker/1:919:7094 blocked for more than 479 seconds. [ 1352.875123][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.875171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.875205][ T32] task:kworker/1:919 state:D stack:0 pid:7094 tgid:7094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.875300][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.875350][ T32] Call trace: [ 1352.875443][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.875527][ T32] r10:8291a684 r9:ed67dd84 r8:00000002 r7:60000113 r6:ed67dd8c r5:8569ec00 [ 1352.875554][ T32] r4:8569ec00 [ 1352.875575][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.875621][ T32] r5:8569ec00 r4:8291a680 [ 1352.875641][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.875681][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.875722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed67de08 [ 1352.875756][ T32] r4:00000000 [ 1352.875780][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.875815][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.875854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.875942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a1900 [ 1352.875999][ T32] r4:00000000 [ 1352.876033][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.876107][ T32] r9:83018205 r8:8569ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1352.876142][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.876186][ T32] r5:00001000 r4:ed2f3000 [ 1352.876208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.876248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.876327][ T32] r5:85cd278c r4:85cd2400 [ 1352.876354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.876418][ T32] r7:ddde2d80 r6:83018200 r5:85cd278c r4:850a9600 [ 1352.876466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.876523][ T32] r10:61c88647 r9:8569ec00 r8:850a962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.876549][ T32] r4:850a9600 [ 1352.876568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.876614][ T32] r10:00000000 r9:850a9600 r8:80287e08 r7:ed669e60 r6:8523ff00 r5:8569ec00 [ 1352.876684][ T32] r4:00000001 [ 1352.876708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.876857][ T32] Exception stack(0xed67dfb0 to 0xed67dff8) [ 1352.876888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.876916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.877051][ T32] r4:850a1640 ** 4 printk messages dropped ** [ 1352.877780][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1352.878194][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.878398][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.878597][ T32] r5:00001000 r4:eecd1000 ** 7 printk messages dropped ** [ 1352.878945][ T32] r4:8509f580 ** 4 printk messages dropped ** [ 1352.879116][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1352.879514][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1352.879804][ T32] r10:8291a684 r9:ed685d84 r8:00000002 r7:60000013 r6:ed685d8c r5:85ba8c00 ** 9 printk messages dropped ** [ 1352.880274][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.880781][ T32] r5:85cd2b8c r4:85cd2800 ** 2 printk messages dropped ** [ 1352.880928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.881373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.881970][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1352.882595][ T32] r4:82ac21e4 [ 1352.882640][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.882720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.882766][ T32] r4:e0581dc0 [ 1352.882812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.882890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.882953][ T32] r4:00000000 [ 1352.883016][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.883108][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.883156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.883238][ T32] r5:00001000 r4:eecd1000 [ 1352.883278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.883369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.883456][ T32] r5:85d62f8c r4:85d62c00 [ 1352.883519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.883620][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.883664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.902024][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.902073][ T32] r4:8509f580 [ 1352.902100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.902213][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.902268][ T32] r4:00000001 [ 1352.902300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.902344][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.902375][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.902427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.902458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.902490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.902515][ T32] r4:8509db40 [ 1352.902538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.902570][ T32] INFO: task kworker/1:921:7098 blocked for more than 479 seconds. [ 1352.902603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.902628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.902651][ T32] task:kworker/1:921 state:D stack:0 pid:7098 tgid:7098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.902826][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.903025][ T32] Call trace: [ 1352.903159][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.903231][ T32] r10:8291a684 r9:ed629d84 r8:00000002 r7:60000113 r6:ed629d8c r5:85cb8c00 [ 1352.903308][ T32] r4:85cb8c00 [ 1352.903333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.903379][ T32] r5:85cb8c00 r4:8291a680 [ 1352.903399][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.903439][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.903481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed629e08 [ 1352.903517][ T32] r4:00000000 [ 1352.903540][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.903583][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.903623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.903663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a1b40 [ 1352.903737][ T32] r4:00000000 [ 1352.909159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.909250][ T32] r9:83018205 r8:85cb8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 1352.909277][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.909333][ T32] r5:00001000 r4:ed327000 [ 1352.909356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.909398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.909442][ T32] r5:85cd2f8c r4:85cd2c00 [ 1352.909462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.909510][ T32] r7:ddde2d80 r6:83018200 r5:85cd2f8c r4:850a9700 [ 1352.909531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.909593][ T32] r10:61c88647 r9:85cb8c00 r8:850a972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.909663][ T32] r4:850a9700 [ 1352.909740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.909806][ T32] r10:00000000 r9:850a9700 r8:80287e08 r7:ed669e60 r6:850a9780 r5:85cb8c00 [ 1352.909834][ T32] r4:00000001 [ 1352.909854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.909892][ T32] Exception stack(0xed629fb0 to 0xed629ff8) [ 1352.910014][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.910047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.910075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.910762][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.911129][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1352.911344][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.911537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 10 printk messages dropped ** [ 1352.912145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.912759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.913012][ T32] task:kworker/1:922 state:D stack:0 pid:7101 tgid:7101 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.913570][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed68de08 ** 8 printk messages dropped ** [ 1352.924615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.924768][ T32] r5:85cd338c r4:85cd3000 ** 3 printk messages dropped ** [ 1352.924903][ T32] r10:61c88647 r9:85cbb000 r8:850a982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1352.926180][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1352.926453][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.926478][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.926502][ T32] r5:80070013 r4:80239bb0 [ 1352.926523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.926565][ T32] r4:82ac21e4 [ 1352.926586][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.926627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.926649][ T32] r4:e0581dc0 [ 1352.926690][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.926758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1352.926786][ T32] r4:00000000 [ 1352.926807][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.926852][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1352.926874][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.926917][ T32] r5:00001000 r4:eecd1000 [ 1352.926937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.926994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.927041][ T32] r5:85d62f8c r4:85d62c00 [ 1352.927062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.927111][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.927133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.927190][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.927217][ T32] r4:8509f580 [ 1352.927239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.927312][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.927339][ T32] r4:00000001 [ 1352.927358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.927417][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.927448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.927477][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.927526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.927627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.927653][ T32] r4:8509db40 [ 1352.927688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.927800][ T32] INFO: task kworker/1:923:7103 blocked for more than 479 seconds. [ 1352.927839][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.927865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.927887][ T32] task:kworker/1:923 state:D stack:0 pid:7103 tgid:7103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.927932][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.927986][ T32] Call trace: [ 1352.928056][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.928110][ T32] r10:8291a684 r9:ed691d84 r8:00000002 r7:60000113 r6:ed691d8c r5:85cbbc00 [ 1352.928133][ T32] r4:85cbbc00 [ 1352.928155][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.928212][ T32] r5:85cbbc00 r4:8291a680 [ 1352.928238][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.928336][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.928386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed691e08 [ 1352.928411][ T32] r4:00000000 [ 1352.928445][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.928486][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.928522][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1352.928603][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.928893][ T32] r5:85cd3b8c r4:85cd3800 [ 1352.928926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.928976][ T32] r7:ddde2d80 r6:83018200 r5:85cd3b8c r4:850a9900 ** 1 printk messages dropped ** [ 1352.929045][ T32] r10:61c88647 r9:85cbbc00 r8:850a992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1352.929529][ T32] r4:850a1d80 ** 4 printk messages dropped ** [ 1352.930138][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1352.930538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1352.931122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.931562][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.931696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.932344][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.932573][ T32] r5:85cbc800 r4:8291a680 ** 4 printk messages dropped ** [ 1352.932802][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1352.933251][ T32] r5:85cd3f8c r4:85cd3c00 [ 1352.933271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.933448][ T32] r4:850a9a00 ** 5 printk messages dropped ** [ 1352.933638][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.951008][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 ** 7 printk messages dropped ** [ 1352.951284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1352.951903][ T32] r5:00001000 r4:eecd1000 [ 1352.951950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.951996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.952051][ T32] r5:85d62f8c r4:85d62c00 [ 1352.952077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.952128][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1352.952149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.952221][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.952286][ T32] r4:8509f580 [ 1352.952369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.952421][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1352.952461][ T32] r4:00000001 [ 1352.952484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.952520][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.952546][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.952574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.952599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.952627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.952650][ T32] r4:8509db40 [ 1352.952672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.952713][ T32] INFO: task kworker/1:925:7107 blocked for more than 479 seconds. [ 1352.952754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.952793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.952818][ T32] task:kworker/1:925 state:D stack:0 pid:7107 tgid:7107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.952944][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.953003][ T32] Call trace: [ 1352.953058][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.953112][ T32] r10:8291a684 r9:ed699d84 r8:00000002 r7:60000013 r6:ed699d8c r5:85cbd400 [ 1352.953181][ T32] r4:85cbd400 [ 1352.953274][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.953330][ T32] r5:85cbd400 r4:8291a680 [ 1352.953351][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.953392][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.953439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed699e08 [ 1352.953464][ T32] r4:00000000 [ 1352.953484][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.953545][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.953584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.953628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851af1c0 [ 1352.953667][ T32] r4:00000000 [ 1352.953710][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.960524][ T32] r9:83018205 r8:85cbd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 [ 1352.960628][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.960724][ T32] r5:00001000 r4:ed451000 [ 1352.960752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.960797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.960842][ T32] r5:85cdc38c r4:85cdc000 [ 1352.960977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.961032][ T32] r7:ddde2d80 r6:83018200 r5:85cdc38c r4:850a9b00 [ 1352.961055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.961106][ T32] r10:61c88647 r9:85cbd400 r8:850a9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.961131][ T32] r4:850a9b00 [ 1352.961151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.961197][ T32] r10:00000000 r9:850a9b00 r8:80287e08 r7:ed695e60 r6:850a9b80 r5:85cbd400 [ 1352.961220][ T32] r4:00000001 [ 1352.961240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.961309][ T32] Exception stack(0xed699fb0 to 0xed699ff8) [ 1352.961346][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.961376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.961408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.961452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.961480][ T32] r4:851af0c0 [ 1352.961929][ T32] INFO: task kworker/1:925:7107 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1352.962059][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.962308][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.962478][ T32] Call trace: [ 1352.962588][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.962645][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1352.962684][ T32] r4:00000000 [ 1352.962708][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.962749][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 8 printk messages dropped ** [ 1352.963020][ T32] r4:e0581dc0 ** 11 printk messages dropped ** [ 1352.963567][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 ** 12 printk messages dropped ** [ 1353.054591][ T32] r4:8509db40 ** 5 printk messages dropped ** [ 1353.054797][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.054844][ T32] Call trace: [ 1353.054875][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.054930][ T32] r10:8291a684 r9:ed69dd84 r8:00000002 r7:60000113 r6:ed69dd8c r5:85cbe000 [ 1353.054952][ T32] r4:85cbe000 [ 1353.054973][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.055017][ T32] r5:85cbe000 r4:8291a680 [ 1353.055037][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.055077][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.055118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed69de08 ** 1 printk messages dropped ** [ 1353.055159][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1353.055534][ T32] r5:85cdc78c r4:85cdc400 [ 1353.055557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1353.057320][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1353.124863][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1353.125718][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 14 printk messages dropped ** [ 1353.126342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1353.126710][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1353.127220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6a5e08 ** 12 printk messages dropped ** [ 1353.127637][ T32] r5:85cdcb8c r4:85cdc800 ** 3 printk messages dropped ** [ 1353.127830][ T32] r10:61c88647 r9:85cbec00 r8:850a9d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1353.127951][ T32] r4:00000001 [ 1353.127974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.128010][ T32] Exception stack(0xed6a5fb0 to 0xed6a5ff8) [ 1353.128037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.128098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.128130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.128159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.128181][ T32] r4:851af2c0 [ 1353.128654][ T32] INFO: task kworker/1:927:7112 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1353.128696][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.128758][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.128828][ T32] Call trace: [ 1353.128864][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.128915][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1353.128952][ T32] r4:00000000 [ 1353.129025][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.129083][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.129115][ T32] 1d20: b85d6000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1353.129145][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.129216][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.129244][ T32] r5:80070013 r4:80239bb0 [ 1353.129265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.129313][ T32] r4:82ac21e4 [ 1353.129363][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.129411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.129434][ T32] r4:e0581dc0 [ 1353.129477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.129523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1353.129549][ T32] r4:00000000 [ 1353.129593][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.129643][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1353.129689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.129742][ T32] r5:00001000 r4:eecd1000 [ 1353.129764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.129805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.129847][ T32] r5:85d62f8c r4:85d62c00 [ 1353.129889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1353.130232][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 9 printk messages dropped ** [ 1353.130506][ T32] task:kworker/1:928 state:D stack:0 pid:7113 tgid:7113 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1353.131346][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1353.131599][ T32] r5:85cdcf8c r4:85cdcc00 ** 3 printk messages dropped ** [ 1353.131752][ T32] r10:61c88647 r9:85cba400 r8:850a9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1353.132608][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1353.133078][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1353.133566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1353.162119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1353.162816][ T32] r5:854fd400 r4:8291a680 ** 11 printk messages dropped ** [ 1353.163181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.163223][ T32] r5:00001000 r4:ed489000 [ 1353.163243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.163302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.163353][ T32] r5:85cdd38c r4:85cdd000 [ 1353.163375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.163446][ T32] r7:ddde2d80 r6:83018200 r5:85cdd38c r4:850a9f00 [ 1353.163479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.163528][ T32] r10:61c88647 r9:854fd400 r8:850a9f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.163551][ T32] r4:850a9f00 [ 1353.163570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.163614][ T32] r10:00000000 r9:850a9f00 r8:80287e08 r7:ed63de60 r6:850a9f80 r5:854fd400 [ 1353.163653][ T32] r4:00000001 [ 1353.163676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.163776][ T32] Exception stack(0xed6adfb0 to 0xed6adff8) [ 1353.176678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.176750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.176785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.176820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.176893][ T32] r4:851af640 [ 1353.177350][ T32] INFO: task kworker/1:929:7115 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1353.177393][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.177464][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.177527][ T32] Call trace: [ 1353.177560][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.177616][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1353.177641][ T32] r4:00000000 [ 1353.177661][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.177702][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.177729][ T32] 1d20: b8c70000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1353.177782][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 12 printk messages dropped ** [ 1353.178234][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1353.178776][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 13 printk messages dropped ** [ 1353.179601][ T32] r10:8291a684 r9:ed6b1d84 r8:00000002 r7:60000013 r6:ed6b1d8c r5:85cc6c00 ** 15 printk messages dropped ** [ 1353.180160][ T32] r5:00001000 r4:ed519000 ** 4 printk messages dropped ** [ 1353.180409][ T32] r7:ddde2d80 r6:83018200 r5:85cddf8c r4:852fb000 ** 10 printk messages dropped ** [ 1353.180862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1353.181850][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 16 printk messages dropped ** [ 1353.182469][ T32] r5:85d62f8c r4:85d62c00 ** 11 printk messages dropped ** [ 1353.182887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1353.183822][ T32] r5:85cc8000 r4:8291a680 ** 8 printk messages dropped ** [ 1353.198491][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1353.198761][ T32] r5:85cdd78c r4:85cdd400 ** 4 printk messages dropped ** [ 1353.198988][ T32] r4:852fb100 ** 11 printk messages dropped ** [ 1353.199802][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.199887][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.199940][ T32] Call trace: [ 1353.199989][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.200066][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1353.200096][ T32] r4:00000000 [ 1353.200117][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.200158][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.200186][ T32] 1d20: b8dae000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1353.200215][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.200240][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.200264][ T32] r5:80070013 r4:80239bb0 [ 1353.200284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.200358][ T32] r4:82ac21e4 [ 1353.200380][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.200423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.200447][ T32] r4:e0581dc0 [ 1353.200468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.200508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1353.200531][ T32] r4:00000000 [ 1353.200558][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.200605][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1353.200629][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.200675][ T32] r5:00001000 r4:eecd1000 [ 1353.200709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.200755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.200798][ T32] r5:85d62f8c r4:85d62c00 [ 1353.200834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.200932][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1353.200964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.201012][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.201034][ T32] r4:8509f580 [ 1353.201070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.201122][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1353.201147][ T32] r4:00000001 [ 1353.201166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.201202][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.201229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.201257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.201283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.201318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.201341][ T32] r4:8509db40 [ 1353.201363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.201418][ T32] INFO: task kworker/1:932:7123 blocked for more than 479 seconds. [ 1353.201473][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1353.201813][ T32] r4:85cc9800 ** 7 printk messages dropped ** [ 1353.202095][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1353.202493][ T32] r5:85cddb8c r4:85cdd800 ** 2 printk messages dropped ** [ 1353.202585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1353.203409][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1353.221194][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 14 printk messages dropped ** [ 1353.221791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1353.221957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.222005][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.222026][ T32] r4:8509f580 [ 1353.222047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.222092][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1353.222114][ T32] r4:00000001 [ 1353.222135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.222170][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.222196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.222224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.222251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.222308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.222335][ T32] r4:8509db40 [ 1353.222382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.222441][ T32] INFO: task kworker/1:933:7126 blocked for more than 479 seconds. [ 1353.222480][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.222506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1353.222745][ T32] r4:85cca400 ** 8 printk messages dropped ** [ 1353.223067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1353.223416][ T32] r5:85cde38c r4:85cde000 ** 3 printk messages dropped ** [ 1353.223550][ T32] r10:61c88647 r9:85cca400 r8:852fb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1353.233149][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.233230][ T32] Call trace: [ 1353.233264][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.233333][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1353.233358][ T32] r4:00000000 [ 1353.233378][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.233418][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.233447][ T32] 1d20: b9108000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1353.233545][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.233578][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.233603][ T32] r5:80070013 r4:80239bb0 [ 1353.233624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.233784][ T32] r4:82ac21e4 [ 1353.246345][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.246439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.246466][ T32] r4:e0581dc0 [ 1353.246487][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.246529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1353.246553][ T32] r4:00000000 [ 1353.246618][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.246676][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1353.246701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.246747][ T32] r5:00001000 r4:eecd1000 [ 1353.246767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1353.247087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1353.247666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 12 printk messages dropped ** [ 1353.248157][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1353.248599][ T32] r5:85cde78c r4:85cde400 [ 1353.248642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1353.249032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1353.250123][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 15 printk messages dropped ** [ 1353.250964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1353.251410][ T32] r4:00000001 [ 1353.251473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.251519][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.251640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.251674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.251794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.251827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.251850][ T32] r4:8509db40 [ 1353.251881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.251910][ T32] INFO: task kworker/1:935:7130 blocked for more than 479 seconds. [ 1353.251938][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.251961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.251994][ T32] task:kworker/1:935 state:D stack:0 pid:7130 tgid:7130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.252065][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.252186][ T32] Call trace: [ 1353.252221][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.252268][ T32] r10:8291a684 r9:ed6c9d84 r8:00000002 r7:60000113 r6:ed6c9d8c r5:85ccbc00 [ 1353.252298][ T32] r4:85ccbc00 [ 1353.252341][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.252385][ T32] r5:85ccbc00 r4:8291a680 [ 1353.252405][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.252441][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.252500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6c9e08 [ 1353.252527][ T32] r4:00000000 [ 1353.252548][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.252582][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.252616][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.252655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521f540 [ 1353.252734][ T32] r4:00000000 [ 1353.252774][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.252821][ T32] r9:83018205 r8:85ccbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1353.252865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.252910][ T32] r5:00001000 r4:dfb39000 [ 1353.252931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.252970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.253013][ T32] r5:85cdef8c r4:85cdec00 [ 1353.253032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.253099][ T32] r7:ddde2d80 r6:83018200 r5:85cdef8c r4:852fb500 [ 1353.253123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.253170][ T32] r10:61c88647 r9:85ccbc00 r8:852fb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1353.253480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1353.266834][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 10 printk messages dropped ** [ 1353.267261][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 ** 14 printk messages dropped ** [ 1353.267912][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 2 printk messages dropped ** [ 1353.268017][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.268054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.268089][ T32] r4:8509db40 [ 1353.268120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.268175][ T32] INFO: task kworker/1:936:7132 blocked for more than 479 seconds. [ 1353.268217][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.268266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.268299][ T32] task:kworker/1:936 state:D stack:0 pid:7132 tgid:7132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.268368][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.268437][ T32] Call trace: [ 1353.268474][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.268534][ T32] r10:8291a684 r9:ed6a9d84 r8:00000002 r7:60000013 r6:ed6a9d8c r5:85ccd400 [ 1353.268562][ T32] r4:85ccd400 [ 1353.268582][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.268627][ T32] r5:85ccd400 r4:8291a680 [ 1353.268647][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.268688][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1353.268914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1353.269410][ T32] r5:85cdeb8c r4:85cde800 [ 1353.269432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.269525][ T32] r7:ddde2d80 r6:83018200 r5:85cdeb8c r4:852fb600 [ 1353.269552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1353.269770][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1353.269949][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1353.270691][ T32] Call trace: ** 4 printk messages dropped ** [ 1353.271015][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1353.271336][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1353.271647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1353.271964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1353.272272][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1353.272559][ T32] INFO: task kworker/1:937:7133 blocked for more than 479 seconds. ** 6 printk messages dropped ** [ 1353.272867][ T32] r10:8291a684 r9:ed6cdd84 r8:00000002 r7:60000113 r6:ed6cdd8c r5:85cce000 ** 7 printk messages dropped ** [ 1353.273150][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1353.273479][ T32] r5:00001000 r4:eb98f000 ** 2 printk messages dropped ** [ 1353.292411][ T32] r5:85cdf38c r4:85cdf000 ** 1 printk messages dropped ** [ 1353.292547][ T32] r7:ddde2d80 r6:83018200 r5:85cdf38c r4:852fb700 ** 4 printk messages dropped ** [ 1353.292788][ T32] r10:00000000 r9:852fb700 r8:80287e08 r7:ed6c9e60 r6:852fb780 r5:85cce000 ** 9 printk messages dropped ** [ 1353.293737][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1353.306857][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1353.306979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1353.307432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1353.307721][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 8 printk messages dropped ** [ 1353.308006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.308036][ T32] task:kworker/1:938 state:D stack:0 pid:7136 tgid:7136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.308086][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.308132][ T32] Call trace: [ 1353.308182][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.308231][ T32] r10:8291a684 r9:ed309d84 r8:00000002 r7:60000113 r6:ed309d8c r5:85ccc800 [ 1353.308256][ T32] r4:85ccc800 [ 1353.308279][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.308365][ T32] r5:85ccc800 r4:8291a680 [ 1353.308388][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.308429][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.308472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed309e08 [ 1353.308496][ T32] r4:00000000 [ 1353.308517][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.308552][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.308636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.308682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521f880 [ 1353.308705][ T32] r4:00000000 [ 1353.308724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.308815][ T32] r9:83018205 r8:85ccc800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1353.308868][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.308921][ T32] r5:00001000 r4:ebeb9000 [ 1353.308943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.308982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.309024][ T32] r5:85cdf78c r4:85cdf400 [ 1353.309043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.309087][ T32] r7:ddde2d80 r6:83018200 r5:85cdf78c r4:852fb800 [ 1353.309107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.309151][ T32] r10:61c88647 r9:85ccc800 r8:852fb82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.309173][ T32] r4:852fb800 [ 1353.309193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.309236][ T32] r10:00000000 r9:852fb800 r8:80287e08 r7:ed6cde60 r6:852fb880 r5:85ccc800 [ 1353.309258][ T32] r4:00000001 [ 1353.309293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.309334][ T32] Exception stack(0xed309fb0 to 0xed309ff8) [ 1353.309360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.309401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.309477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.309510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.309555][ T32] r4:8521f780 [ 1353.310000][ T32] INFO: task kworker/1:938:7136 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1353.310036][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.310232][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.310319][ T32] Call trace: [ 1353.310350][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.310401][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1353.310425][ T32] r4:00000000 [ 1353.310444][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.310484][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.310513][ T32] 1d20: b9bd2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1353.310546][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.310573][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.310610][ T32] r5:80070013 r4:80239bb0 [ 1353.310634][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.310679][ T32] r4:82ac21e4 [ 1353.310699][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.310763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.310791][ T32] r4:e0581dc0 [ 1353.310826][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.310929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1353.310988][ T32] r4:00000000 [ 1353.311058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.311106][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1353.311128][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.311194][ T32] r5:00001000 r4:eecd1000 [ 1353.311231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.311272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.311335][ T32] r5:85d62f8c r4:85d62c00 [ 1353.311384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.311452][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1353.311475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.311522][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.311544][ T32] r4:8509f580 [ 1353.311564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1353.311683][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1353.311900][ T32] INFO: task kworker/1:939:7138 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1353.312345][ T32] r4:85ccec00 ** 3 printk messages dropped ** [ 1353.312483][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1353.312862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1353.313071][ T32] r5:85cdfb8c r4:85cdf800 [ 1353.313091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1353.313389][ T32] r10:00000000 r9:852fb900 r8:80287e08 r7:ed309e60 r6:852fb980 r5:85ccec00 ** 7 printk messages dropped ** [ 1353.313602][ T32] r4:8521f8c0 ** 2 printk messages dropped ** [ 1353.334713][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.334987][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1353.335294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1353.335546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1353.336007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1353.336218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.336586][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.336826][ T32] r5:85cc8c00 r4:8291a680 ** 4 printk messages dropped ** [ 1353.336968][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1353.337380][ T32] r5:00001000 r4:ecbb9000 ** 1 printk messages dropped ** [ 1353.337446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.337515][ T32] r5:85ce438c r4:85ce4000 [ 1353.337541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.337589][ T32] r7:ddde2d80 r6:83018200 r5:85ce438c r4:852fba00 [ 1353.337610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.337655][ T32] r10:61c88647 r9:85cc8c00 r8:852fba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.337678][ T32] r4:852fba00 [ 1353.337711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.337760][ T32] r10:00000000 r9:852fba00 r8:80287e08 r7:ed3a5e60 r6:852fba80 r5:85cc8c00 [ 1353.337784][ T32] r4:00000001 [ 1353.337848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.337887][ T32] Exception stack(0xed3a9fb0 to 0xed3a9ff8) [ 1353.337914][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.337944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.337972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.338000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.338022][ T32] r4:8521f9c0 [ 1353.338377][ T32] INFO: task kworker/1:940:7140 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1353.338415][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.338498][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.338550][ T32] Call trace: [ 1353.338585][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.338635][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1353.338659][ T32] r4:00000000 [ 1353.338681][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.338727][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.338755][ T32] 1d20: b9ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1353.338804][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.338835][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.338860][ T32] r5:80070013 r4:80239bb0 [ 1353.338880][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.338919][ T32] r4:82ac21e4 [ 1353.338940][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.338981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.339027][ T32] r4:e0581dc0 [ 1353.339051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.339093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1353.339116][ T32] r4:00000000 [ 1353.339148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.339195][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1353.339217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.339259][ T32] r5:00001000 r4:eecd1000 [ 1353.339295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.339364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.339409][ T32] r5:85d62f8c r4:85d62c00 [ 1353.339475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.339536][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1353.339561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.339610][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.339656][ T32] r4:8509f580 [ 1353.339703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.339779][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1353.339829][ T32] r4:00000001 [ 1353.339851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.339887][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.339913][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.339942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.339969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.340015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.340041][ T32] r4:8509db40 [ 1353.340062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.340087][ T32] INFO: task kworker/1:941:7141 blocked for more than 479 seconds. [ 1353.340114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.340137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.340173][ T32] task:kworker/1:941 state:D stack:0 pid:7141 tgid:7141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.340234][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.340340][ T32] Call trace: [ 1353.340388][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.340463][ T32] r10:8291a684 r9:ed3c1d84 r8:00000002 r7:60000113 r6:ed3c1d8c r5:85cc5400 [ 1353.340490][ T32] r4:85cc5400 ** 3 printk messages dropped ** [ 1353.340746][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1353.341136][ T32] r9:83018205 r8:85cc5400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1353.341324][ T32] r5:85cdff8c r4:85cdfc00 ** 1 printk messages dropped ** [ 1353.341393][ T32] r7:ddde2d80 r6:83018200 r5:85cdff8c r4:852fbb00 ** 4 printk messages dropped ** [ 1353.341631][ T32] r10:00000000 r9:852fbb00 r8:80287e08 r7:ed3a9e60 r6:852fbb80 r5:85cc5400 ** 7 printk messages dropped ** [ 1353.341911][ T32] r4:8521f9c0 ** 3 printk messages dropped ** [ 1353.342338][ T32] Call trace: ** 4 printk messages dropped ** [ 1353.342553][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1353.342988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1353.343566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1353.370370][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1353.370609][ T32] r4:8509db40 ** 3 printk messages dropped ** [ 1353.370722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1353.371189][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1353.371629][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1353.371795][ T32] r5:85ce478c r4:85ce4400 ** 3 printk messages dropped ** [ 1353.371967][ T32] r10:61c88647 r9:85cb9800 r8:852fbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1353.372268][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1353.373024][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1353.373344][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1353.373428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.373477][ T32] r4:e0581dc0 [ 1353.373502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.373545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1353.373567][ T32] r4:00000000 [ 1353.373586][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.373629][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1353.373651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.373730][ T32] r5:00001000 r4:eecd1000 [ 1353.380174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.380263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.380349][ T32] r5:85d62f8c r4:85d62c00 [ 1353.380374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.380423][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1353.380445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.380491][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.380513][ T32] r4:8509f580 [ 1353.380548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.380601][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1353.380623][ T32] r4:00000001 [ 1353.380643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.380680][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.380709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.380739][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.380772][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.380802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.380845][ T32] r4:8509db40 [ 1353.380895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.380958][ T32] INFO: task kworker/1:943:7146 blocked for more than 479 seconds. [ 1353.380999][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.381025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.381048][ T32] task:kworker/1:943 state:D stack:0 pid:7146 tgid:7146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.381110][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.381170][ T32] Call trace: [ 1353.381216][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.381269][ T32] r10:8291a684 r9:ed3c9d84 r8:00000002 r7:60000113 r6:ed3c9d8c r5:85d10000 [ 1353.381300][ T32] r4:85d10000 [ 1353.381323][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.381369][ T32] r5:85d10000 r4:8291a680 [ 1353.381419][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.381482][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.381530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3c9e08 [ 1353.381553][ T32] r4:00000000 [ 1353.381572][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.381607][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.381646][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.381686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539f000 [ 1353.381710][ T32] r4:00000000 [ 1353.381729][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.381776][ T32] r9:83018205 r8:85d10000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1353.381799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.381841][ T32] r5:00001000 r4:ece59000 [ 1353.381861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.381902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.381944][ T32] r5:85ce4f8c r4:85ce4c00 [ 1353.381964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.382009][ T32] r7:ddde2d80 r6:83018200 r5:85ce4f8c r4:852fbd00 [ 1353.382029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.382088][ T32] r10:61c88647 r9:85d10000 r8:852fbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.382115][ T32] r4:852fbd00 [ 1353.382135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.382179][ T32] r10:00000000 r9:852fbd00 r8:80287e08 r7:ed3bde60 r6:852fbd80 r5:85d10000 [ 1353.382202][ T32] r4:00000001 [ 1353.382222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.382257][ T32] Exception stack(0xed3c9fb0 to 0xed3c9ff8) [ 1353.382324][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.382357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.382411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.382444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.382469][ T32] r4:843332c0 [ 1353.382912][ T32] INFO: task kworker/1:943:7146 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1353.382949][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.383024][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.383068][ T32] Call trace: [ 1353.383097][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.383146][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1353.383170][ T32] r4:00000000 [ 1353.383189][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.383228][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.383257][ T32] 1d20: ba370000 dfab5000 00000001 80239b98 7fa79000 00000001 ** 4 printk messages dropped ** [ 1353.383509][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1353.383652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 ** 8 printk messages dropped ** [ 1353.394538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1353.394902][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1353.395188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1353.395538][ T32] r10:8291a684 r9:ed3cdd84 r8:00000002 r7:60000113 r6:ed3cdd8c r5:85d10c00 ** 7 printk messages dropped ** [ 1353.395802][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1353.396097][ T32] r5:00001000 r4:ecd7f000 ** 2 printk messages dropped ** [ 1353.396208][ T32] r5:85ce4b8c r4:85ce4800 ** 1 printk messages dropped ** [ 1353.396281][ T32] r7:ddde2d80 r6:83018200 r5:85ce4b8c r4:852fbe00 ** 4 printk messages dropped ** [ 1353.396458][ T32] r10:00000000 r9:852fbe00 r8:80287e08 r7:ed3c9e60 r6:852fbe80 r5:85d10c00 ** 7 printk messages dropped ** [ 1353.396700][ T32] r4:8539f100 ** 3 printk messages dropped ** [ 1353.397330][ T32] Call trace: ** 4 printk messages dropped ** [ 1353.397563][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 4 printk messages dropped ** [ 1353.397716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1353.398120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1353.398550][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 ** 7 printk messages dropped ** [ 1353.398781][ T32] r4:8509db40 ** 4 printk messages dropped ** [ 1353.398996][ T32] task:kworker/1:945 state:D stack:0 pid:7150 tgid:7150 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1353.399397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3d1e08 ** 7 printk messages dropped ** [ 1353.399666][ T32] r9:83018205 r8:85d11800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1353.399844][ T32] r5:85ce538c r4:85ce5000 ** 3 printk messages dropped ** [ 1353.400029][ T32] r10:61c88647 r9:85d11800 r8:852fbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1353.400122][ T32] r10:00000000 r9:852fbf80 r8:80287e08 r7:ed3c9e60 r6:853bb000 r5:85d11800 [ 1353.400147][ T32] r4:00000001 [ 1353.400166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.400200][ T32] Exception stack(0xed3d1fb0 to 0xed3d1ff8) [ 1353.400226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.400278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.400328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.400359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.400402][ T32] r4:8539f300 [ 1353.400676][ T32] INFO: task kworker/1:945:7150 is blocked on a mutex likely owned by task kworker/0:221:3758. [ 1353.400709][ T32] task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.400764][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.400805][ T32] Call trace: [ 1353.400885][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.400972][ T32] r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [ 1353.401018][ T32] r4:00000000 [ 1353.401061][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.401124][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.401157][ T32] 1d20: ba637000 dfab5000 00000001 80239b98 7fa79000 00000001 [ 1353.401188][ T32] 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.401212][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.401235][ T32] r5:80070013 r4:80239bb0 [ 1353.401255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.401302][ T32] r4:82ac21e4 [ 1353.401322][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.401363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.401401][ T32] r4:e0581dc0 [ 1353.401455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.401506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [ 1353.401530][ T32] r4:00000000 [ 1353.401549][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.401592][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [ 1353.401629][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.401674][ T32] r5:00001000 r4:eecd1000 [ 1353.401693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.401753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.401809][ T32] r5:85d62f8c r4:85d62c00 [ 1353.401832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.401877][ T32] r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [ 1353.401933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.401982][ T32] r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.402006][ T32] r4:8509f580 [ 1353.402046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.402095][ T32] r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [ 1353.402118][ T32] r4:00000001 [ 1353.402157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.402220][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.402263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.402301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.402347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.402384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.402426][ T32] r4:8509db40 [ 1353.402449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.402476][ T32] INFO: task kworker/1:946:7152 blocked for more than 479 seconds. [ 1353.402503][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.402526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.402546][ T32] task:kworker/1:946 state:D stack:0 pid:7152 tgid:7152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.402590][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.402649][ T32] Call trace: [ 1353.402683][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.402729][ T32] r10:8291a684 r9:ed3c5d84 r8:00000002 r7:60000113 r6:ed3c5d8c r5:85d13000 [ 1353.402752][ T32] r4:85d13000 [ 1353.402771][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.402834][ T32] r5:85d13000 r4:8291a680 [ 1353.402863][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.402902][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.402943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3c5e08 [ 1353.402965][ T32] r4:00000000 VM DIAGNOSIS: 17:07:59 Registers: info registers vcpu 0 CPU#0 R00=865ee000 R01=ed76b000 R02=00000001 R03=80239b98 R04=7f16f000 R05=00000001 R06=82ac15a0 R07=7f16f000 R08=ed76b000 R09=8280c928 R10=82ac21c4 R11=e0581da4 R12=e0581da8 R13=e0581d78 R14=80230ad0 R15=80239bb0 PSR=80070013 N--- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=0000000d R01=00000004 R02=00000025 R03=00000001 R04=ec84ddde R05=ec84dcc8 R06=ec84de70 R07=ec84ddd4 R08=ec84dde5 R09=8224e01e R10=00000004 R11=ec84ddbc R12=81e8f6c8 R13=ec84dcf0 R14=ec84dde5 R15=81a45208 PSR=200f0013 --C- A S svc32 s00=72665f67 s01=645f6565 d00=645f656572665f67 s02=20393a64 s03=20202020 d01=2020202020393a64 s04=64697070 s05=2020323a d02=2020323a64697070 s06=20202020 s07=6b736174 d03=6b73617420202020 s08=616c665f s09=303a7367 d04=303a7367616c665f s10=30323478 s11=30363038 d05=3036303830323478 s12=616c6620 s13=303a7367 d06=303a7367616c6620 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000